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1 | /* |
1 | /* |
2 | * Copyright (c) 1990 The Regents of the University of California. |
2 | * Copyright (c) 1990 The Regents of the University of California. |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * This code is derived from software contributed to Berkeley by |
5 | * This code is derived from software contributed to Berkeley by |
6 | * Chris Torek. |
6 | * Chris Torek. |
7 | * |
7 | * |
8 | * Redistribution and use in source and binary forms, with or without |
8 | * Redistribution and use in source and binary forms, with or without |
9 | * modification, are permitted provided that the following conditions |
9 | * modification, are permitted provided that the following conditions |
10 | * are met: |
10 | * are met: |
11 | * 1. Redistributions of source code must retain the above copyright |
11 | * 1. Redistributions of source code must retain the above copyright |
12 | * notice, this list of conditions and the following disclaimer. |
12 | * notice, this list of conditions and the following disclaimer. |
13 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * 2. Redistributions in binary form must reproduce the above copyright |
14 | * notice, this list of conditions and the following disclaimer in the |
14 | * notice, this list of conditions and the following disclaimer in the |
15 | * documentation and/or other materials provided with the distribution. |
15 | * documentation and/or other materials provided with the distribution. |
16 | * 3. All advertising materials mentioning features or use of this software |
16 | * 3. All advertising materials mentioning features or use of this software |
17 | * must display the following acknowledgement: |
17 | * must display the following acknowledgement: |
18 | * This product includes software developed by the University of |
18 | * This product includes software developed by the University of |
19 | * California, Berkeley and its contributors. |
19 | * California, Berkeley and its contributors. |
20 | * 4. Neither the name of the University nor the names of its contributors |
20 | * 4. Neither the name of the University nor the names of its contributors |
21 | * may be used to endorse or promote products derived from this software |
21 | * may be used to endorse or promote products derived from this software |
22 | * without specific prior written permission. |
22 | * without specific prior written permission. |
23 | * |
23 | * |
24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
34 | * SUCH DAMAGE. |
34 | * SUCH DAMAGE. |
35 | */ |
35 | */ |
36 | 36 | ||
37 | /* |
37 | /* |
38 | FUNCTION |
38 | FUNCTION |
39 | < |
39 | < |
40 | 40 | ||
41 | INDEX |
41 | INDEX |
42 | vfprintf |
42 | vfprintf |
43 | INDEX |
43 | INDEX |
44 | _vfprintf_r |
44 | _vfprintf_r |
45 | INDEX |
45 | INDEX |
46 | vprintf |
46 | vprintf |
47 | INDEX |
47 | INDEX |
48 | _vprintf_r |
48 | _vprintf_r |
49 | INDEX |
49 | INDEX |
50 | vsprintf |
50 | vsprintf |
51 | INDEX |
51 | INDEX |
52 | _vsprintf_r |
52 | _vsprintf_r |
53 | INDEX |
53 | INDEX |
54 | vsnprintf |
54 | vsnprintf |
55 | INDEX |
55 | INDEX |
56 | _vsnprintf_r |
56 | _vsnprintf_r |
57 | INDEX |
57 | INDEX |
58 | vasprintf |
58 | vasprintf |
59 | INDEX |
59 | INDEX |
60 | _vasprintf_r |
60 | _vasprintf_r |
61 | INDEX |
61 | INDEX |
62 | vasnprintf |
62 | vasnprintf |
63 | INDEX |
63 | INDEX |
64 | _vasnprintf_r |
64 | _vasnprintf_r |
65 | 65 | ||
66 | ANSI_SYNOPSIS |
66 | ANSI_SYNOPSIS |
67 | #include |
67 | #include |
68 | #include |
68 | #include |
69 | int vprintf(const char *<[fmt]>, va_list <[list]>); |
69 | int vprintf(const char *<[fmt]>, va_list <[list]>); |
70 | int vfprintf(FILE *<[fp]>, const char *<[fmt]>, va_list <[list]>); |
70 | int vfprintf(FILE *<[fp]>, const char *<[fmt]>, va_list <[list]>); |
71 | int vsprintf(char *<[str]>, const char *<[fmt]>, va_list <[list]>); |
71 | int vsprintf(char *<[str]>, const char *<[fmt]>, va_list <[list]>); |
72 | int vsnprintf(char *<[str]>, size_t <[size]>, const char *<[fmt]>, |
72 | int vsnprintf(char *<[str]>, size_t <[size]>, const char *<[fmt]>, |
73 | va_list <[list]>); |
73 | va_list <[list]>); |
74 | int vasprintf(char **<[strp]>, const char *<[fmt]>, va_list <[list]>); |
74 | int vasprintf(char **<[strp]>, const char *<[fmt]>, va_list <[list]>); |
75 | char *vasnprintf(char *<[str]>, size_t *<[size]>, const char *<[fmt]>, |
75 | char *vasnprintf(char *<[str]>, size_t *<[size]>, const char *<[fmt]>, |
76 | va_list <[list]>); |
76 | va_list <[list]>); |
77 | 77 | ||
78 | int _vprintf_r(struct _reent *<[reent]>, const char *<[fmt]>, |
78 | int _vprintf_r(struct _reent *<[reent]>, const char *<[fmt]>, |
79 | va_list <[list]>); |
79 | va_list <[list]>); |
80 | int _vfprintf_r(struct _reent *<[reent]>, FILE *<[fp]>, |
80 | int _vfprintf_r(struct _reent *<[reent]>, FILE *<[fp]>, |
81 | const char *<[fmt]>, va_list <[list]>); |
81 | const char *<[fmt]>, va_list <[list]>); |
82 | int _vsprintf_r(struct _reent *<[reent]>, char *<[str]>, |
82 | int _vsprintf_r(struct _reent *<[reent]>, char *<[str]>, |
83 | const char *<[fmt]>, va_list <[list]>); |
83 | const char *<[fmt]>, va_list <[list]>); |
84 | int _vasprintf_r(struct _reent *<[reent]>, char **<[str]>, |
84 | int _vasprintf_r(struct _reent *<[reent]>, char **<[str]>, |
85 | const char *<[fmt]>, va_list <[list]>); |
85 | const char *<[fmt]>, va_list <[list]>); |
86 | int _vsnprintf_r(struct _reent *<[reent]>, char *<[str]>, |
86 | int _vsnprintf_r(struct _reent *<[reent]>, char *<[str]>, |
87 | size_t <[size]>, const char *<[fmt]>, va_list <[list]>); |
87 | size_t <[size]>, const char *<[fmt]>, va_list <[list]>); |
88 | char *_vasnprintf_r(struct _reent *<[reent]>, char *<[str]>, |
88 | char *_vasnprintf_r(struct _reent *<[reent]>, char *<[str]>, |
89 | size_t *<[size]>, const char *<[fmt]>, va_list <[list]>); |
89 | size_t *<[size]>, const char *<[fmt]>, va_list <[list]>); |
90 | 90 | ||
91 | DESCRIPTION |
91 | DESCRIPTION |
92 | < |
92 | < |
93 | and < |
93 | and < |
94 | < |
94 | < |
95 | < |
95 | < |
96 | variable argument list as a < |
96 | variable argument list as a < |
97 | < |
97 | < |
98 | arguments. The caller is responsible for calling < |
98 | arguments. The caller is responsible for calling < |
99 | 99 | ||
100 | <<_vprintf_r>>, <<_vfprintf_r>>, <<_vasprintf_r>>, <<_vsprintf_r>>, |
100 | <<_vprintf_r>>, <<_vfprintf_r>>, <<_vasprintf_r>>, <<_vsprintf_r>>, |
101 | <<_vsnprintf_r>>, and <<_vasnprintf_r>> are reentrant versions of the |
101 | <<_vsnprintf_r>>, and <<_vasnprintf_r>> are reentrant versions of the |
102 | above. |
102 | above. |
103 | 103 | ||
104 | RETURNS |
104 | RETURNS |
105 | The return values are consistent with the corresponding functions. |
105 | The return values are consistent with the corresponding functions. |
106 | 106 | ||
107 | PORTABILITY |
107 | PORTABILITY |
108 | ANSI C requires < |
108 | ANSI C requires < |
109 | < |
109 | < |
110 | 110 | ||
111 | Supporting OS subroutines required: < |
111 | Supporting OS subroutines required: < |
112 | < |
112 | < |
113 | */ |
113 | */ |
114 | 114 | ||
115 | #if defined(LIBC_SCCS) && !defined(lint) |
115 | #if defined(LIBC_SCCS) && !defined(lint) |
116 | /*static char *sccsid = "from: @(#)vfprintf.c 5.50 (Berkeley) 12/16/92";*/ |
116 | /*static char *sccsid = "from: @(#)vfprintf.c 5.50 (Berkeley) 12/16/92";*/ |
117 | static char *rcsid = "$Id: vfprintf.c,v 1.43 2002/08/13 02:40:06 fitzsim Exp $"; |
117 | static char *rcsid = "$Id: vfprintf.c,v 1.43 2002/08/13 02:40:06 fitzsim Exp $"; |
118 | #endif /* LIBC_SCCS and not lint */ |
118 | #endif /* LIBC_SCCS and not lint */ |
119 | 119 | ||
120 | /* |
120 | /* |
121 | * Actual printf innards. |
121 | * Actual printf innards. |
122 | * |
122 | * |
123 | * This code is large and complicated... |
123 | * This code is large and complicated... |
124 | */ |
124 | */ |
125 | #include |
125 | #include |
126 | 126 | ||
127 | #ifdef INTEGER_ONLY |
127 | #ifdef INTEGER_ONLY |
128 | # define VFPRINTF vfiprintf |
128 | # define VFPRINTF vfiprintf |
129 | # ifdef STRING_ONLY |
129 | # ifdef STRING_ONLY |
130 | # define _VFPRINTF_R _svfiprintf_r |
130 | # define _VFPRINTF_R _svfiprintf_r |
131 | # else |
131 | # else |
132 | # define _VFPRINTF_R _vfiprintf_r |
132 | # define _VFPRINTF_R _vfiprintf_r |
133 | # endif |
133 | # endif |
134 | #else |
134 | #else |
135 | # define VFPRINTF vfprintf |
135 | # define VFPRINTF vfprintf |
136 | # ifdef STRING_ONLY |
136 | # ifdef STRING_ONLY |
137 | # define _VFPRINTF_R _svfprintf_r |
137 | # define _VFPRINTF_R _svfprintf_r |
138 | # else |
138 | # else |
139 | # define _VFPRINTF_R _vfprintf_r |
139 | # define _VFPRINTF_R _vfprintf_r |
140 | # endif |
140 | # endif |
141 | # ifndef NO_FLOATING_POINT |
141 | # ifndef NO_FLOATING_POINT |
142 | # define FLOATING_POINT |
142 | # define FLOATING_POINT |
143 | # endif |
143 | # endif |
144 | #endif |
144 | #endif |
145 | 145 | ||
146 | #define _NO_POS_ARGS |
146 | #define _NO_POS_ARGS |
147 | #ifdef _WANT_IO_POS_ARGS |
147 | #ifdef _WANT_IO_POS_ARGS |
148 | # undef _NO_POS_ARGS |
148 | # undef _NO_POS_ARGS |
149 | #endif |
149 | #endif |
150 | 150 | ||
151 | #include <_ansi.h> |
151 | #include <_ansi.h> |
152 | #include |
152 | #include |
153 | #include |
153 | #include |
154 | #include |
154 | #include |
155 | #include |
155 | #include |
156 | #include |
156 | #include |
157 | #include |
157 | #include |
158 | #include |
158 | #include |
159 | #include |
159 | #include |
160 | #include |
160 | #include |
161 | #include "local.h" |
161 | #include "local.h" |
162 | #include "../stdlib/local.h" |
162 | #include "../stdlib/local.h" |
163 | #include "fvwrite.h" |
163 | #include "fvwrite.h" |
164 | #include "vfieeefp.h" |
164 | #include "vfieeefp.h" |
165 | 165 | ||
166 | /* Currently a test is made to see if long double processing is warranted. |
166 | /* Currently a test is made to see if long double processing is warranted. |
167 | This could be changed in the future should the _ldtoa_r code be |
167 | This could be changed in the future should the _ldtoa_r code be |
168 | preferred over _dtoa_r. */ |
168 | preferred over _dtoa_r. */ |
169 | #define _NO_LONGDBL |
169 | #define _NO_LONGDBL |
170 | #if defined _WANT_IO_LONG_DOUBLE && (LDBL_MANT_DIG > DBL_MANT_DIG) |
170 | #if defined _WANT_IO_LONG_DOUBLE && (LDBL_MANT_DIG > DBL_MANT_DIG) |
171 | #undef _NO_LONGDBL |
171 | #undef _NO_LONGDBL |
172 | #endif |
172 | #endif |
173 | 173 | ||
174 | #define _NO_LONGLONG |
174 | #define _NO_LONGLONG |
175 | #if defined _WANT_IO_LONG_LONG \ |
175 | #if defined _WANT_IO_LONG_LONG \ |
176 | && (defined __GNUC__ || __STDC_VERSION__ >= 199901L) |
176 | && (defined __GNUC__ || __STDC_VERSION__ >= 199901L) |
177 | # undef _NO_LONGLONG |
177 | # undef _NO_LONGLONG |
178 | #endif |
178 | #endif |
179 | 179 | ||
180 | #ifdef STRING_ONLY |
180 | #ifdef STRING_ONLY |
- | 181 | # ifdef _FVWRITE_IN_STREAMIO |
|
181 | #define __SPRINT __ssprint_r |
182 | # define __SPRINT __ssprint_r |
182 | #else |
183 | # else |
- | 184 | # define __SPRINT __ssputs_r |
|
- | 185 | # endif |
|
- | 186 | #else |
|
- | 187 | # ifdef _FVWRITE_IN_STREAMIO |
|
183 | #define __SPRINT __sprint_r |
188 | # define __SPRINT __sprint_r |
- | 189 | # else |
|
- | 190 | # define __SPRINT __sfputs_r |
|
- | 191 | # endif |
|
184 | #endif |
192 | #endif |
185 | 193 | ||
186 | /* The __sprint_r/__ssprint_r functions are shared between all versions of |
194 | /* The __sprint_r/__ssprint_r functions are shared between all versions of |
187 | vfprintf and vfwprintf. They must only be defined once, which we do in |
195 | vfprintf and vfwprintf. They must only be defined once, which we do in |
188 | the INTEGER_ONLY versions here. */ |
196 | the INTEGER_ONLY versions here. */ |
189 | #ifdef STRING_ONLY |
197 | #ifdef STRING_ONLY |
190 | #ifdef INTEGER_ONLY |
198 | #ifdef INTEGER_ONLY |
- | 199 | #ifndef _FVWRITE_IN_STREAMIO |
|
- | 200 | int |
|
- | 201 | _DEFUN(__ssputs_r, (ptr, fp, buf, len), |
|
- | 202 | struct _reent *ptr _AND |
|
- | 203 | FILE *fp _AND |
|
- | 204 | _CONST char *buf _AND |
|
- | 205 | size_t len) |
|
- | 206 | { |
|
- | 207 | register int w; |
|
- | 208 | ||
- | 209 | w = fp->_w; |
|
- | 210 | if (len >= w && fp->_flags & (__SMBF | __SOPT)) { |
|
- | 211 | /* must be asprintf family */ |
|
- | 212 | unsigned char *str; |
|
- | 213 | int curpos = (fp->_p - fp->_bf._base); |
|
- | 214 | /* Choose a geometric growth factor to avoid |
|
- | 215 | * quadratic realloc behavior, but use a rate less |
|
- | 216 | * than (1+sqrt(5))/2 to accomodate malloc |
|
- | 217 | * overhead. asprintf EXPECTS us to overallocate, so |
|
- | 218 | * that it can add a trailing \0 without |
|
- | 219 | * reallocating. The new allocation should thus be |
|
- | 220 | * max(prev_size*1.5, curpos+len+1). */ |
|
- | 221 | int newsize = fp->_bf._size * 3 / 2; |
|
- | 222 | if (newsize < curpos + len + 1) |
|
- | 223 | newsize = curpos + len + 1; |
|
- | 224 | if (fp->_flags & __SOPT) |
|
- | 225 | { |
|
- | 226 | /* asnprintf leaves original buffer alone. */ |
|
- | 227 | str = (unsigned char *)_malloc_r (ptr, newsize); |
|
- | 228 | if (!str) |
|
- | 229 | { |
|
- | 230 | ptr->_errno = ENOMEM; |
|
- | 231 | goto err; |
|
- | 232 | } |
|
- | 233 | memcpy (str, fp->_bf._base, curpos); |
|
- | 234 | fp->_flags = (fp->_flags & ~__SOPT) | __SMBF; |
|
- | 235 | } |
|
- | 236 | else |
|
- | 237 | { |
|
- | 238 | str = (unsigned char *)_realloc_r (ptr, fp->_bf._base, |
|
- | 239 | newsize); |
|
- | 240 | if (!str) { |
|
- | 241 | /* Free unneeded buffer. */ |
|
- | 242 | _free_r (ptr, fp->_bf._base); |
|
- | 243 | /* Ensure correct errno, even if free |
|
- | 244 | * changed it. */ |
|
- | 245 | ptr->_errno = ENOMEM; |
|
- | 246 | goto err; |
|
- | 247 | } |
|
- | 248 | } |
|
- | 249 | fp->_bf._base = str; |
|
- | 250 | fp->_p = str + curpos; |
|
- | 251 | fp->_bf._size = newsize; |
|
- | 252 | w = len; |
|
- | 253 | fp->_w = newsize - curpos; |
|
- | 254 | } |
|
- | 255 | if (len < w) |
|
- | 256 | w = len; |
|
- | 257 | (void)memmove ((_PTR) fp->_p, (_PTR) buf, (size_t) (w)); |
|
- | 258 | fp->_w -= w; |
|
- | 259 | fp->_p += w; |
|
- | 260 | ||
- | 261 | return 0; |
|
- | 262 | ||
- | 263 | err: |
|
- | 264 | fp->_flags |= __SERR; |
|
- | 265 | return EOF; |
|
- | 266 | } |
|
- | 267 | #endif |
|
- | 268 | ||
191 | int |
269 | int |
192 | _DEFUN(__ssprint_r, (ptr, fp, uio), |
270 | _DEFUN(__ssprint_r, (ptr, fp, uio), |
193 | struct _reent *ptr _AND |
271 | struct _reent *ptr _AND |
194 | FILE *fp _AND |
272 | FILE *fp _AND |
195 | register struct __suio *uio) |
273 | register struct __suio *uio) |
196 | { |
274 | { |
197 | register size_t len; |
275 | register size_t len; |
198 | register int w; |
276 | register int w; |
199 | register struct __siov *iov; |
277 | register struct __siov *iov; |
200 | register _CONST char *p = NULL; |
278 | register _CONST char *p = NULL; |
201 | 279 | ||
202 | iov = uio->uio_iov; |
280 | iov = uio->uio_iov; |
203 | len = 0; |
281 | len = 0; |
204 | 282 | ||
205 | if (uio->uio_resid == 0) { |
283 | if (uio->uio_resid == 0) { |
206 | uio->uio_iovcnt = 0; |
284 | uio->uio_iovcnt = 0; |
207 | return (0); |
285 | return (0); |
208 | } |
286 | } |
209 | 287 | ||
210 | do { |
288 | do { |
211 | while (len == 0) { |
289 | while (len == 0) { |
212 | p = iov->iov_base; |
290 | p = iov->iov_base; |
213 | len = iov->iov_len; |
291 | len = iov->iov_len; |
214 | iov++; |
292 | iov++; |
215 | } |
293 | } |
216 | w = fp->_w; |
294 | w = fp->_w; |
217 | if (len >= w && fp->_flags & (__SMBF | __SOPT)) { |
295 | if (len >= w && fp->_flags & (__SMBF | __SOPT)) { |
218 | /* must be asprintf family */ |
296 | /* must be asprintf family */ |
219 | unsigned char *str; |
297 | unsigned char *str; |
220 | int curpos = (fp->_p - fp->_bf._base); |
298 | int curpos = (fp->_p - fp->_bf._base); |
221 | /* Choose a geometric growth factor to avoid |
299 | /* Choose a geometric growth factor to avoid |
222 | * quadratic realloc behavior, but use a rate less |
300 | * quadratic realloc behavior, but use a rate less |
223 | * than (1+sqrt(5))/2 to accomodate malloc |
301 | * than (1+sqrt(5))/2 to accomodate malloc |
224 | * overhead. asprintf EXPECTS us to overallocate, so |
302 | * overhead. asprintf EXPECTS us to overallocate, so |
225 | * that it can add a trailing \0 without |
303 | * that it can add a trailing \0 without |
226 | * reallocating. The new allocation should thus be |
304 | * reallocating. The new allocation should thus be |
227 | * max(prev_size*1.5, curpos+len+1). */ |
305 | * max(prev_size*1.5, curpos+len+1). */ |
228 | int newsize = fp->_bf._size * 3 / 2; |
306 | int newsize = fp->_bf._size * 3 / 2; |
229 | if (newsize < curpos + len + 1) |
307 | if (newsize < curpos + len + 1) |
230 | newsize = curpos + len + 1; |
308 | newsize = curpos + len + 1; |
231 | if (fp->_flags & __SOPT) |
309 | if (fp->_flags & __SOPT) |
232 | { |
310 | { |
233 | /* asnprintf leaves original buffer alone. */ |
311 | /* asnprintf leaves original buffer alone. */ |
234 | str = (unsigned char *)_malloc_r (ptr, newsize); |
312 | str = (unsigned char *)_malloc_r (ptr, newsize); |
235 | if (!str) |
313 | if (!str) |
236 | { |
314 | { |
237 | ptr->_errno = ENOMEM; |
315 | ptr->_errno = ENOMEM; |
238 | goto err; |
316 | goto err; |
239 | } |
317 | } |
240 | memcpy (str, fp->_bf._base, curpos); |
318 | memcpy (str, fp->_bf._base, curpos); |
241 | fp->_flags = (fp->_flags & ~__SOPT) | __SMBF; |
319 | fp->_flags = (fp->_flags & ~__SOPT) | __SMBF; |
242 | } |
320 | } |
243 | else |
321 | else |
244 | { |
322 | { |
245 | str = (unsigned char *)_realloc_r (ptr, fp->_bf._base, |
323 | str = (unsigned char *)_realloc_r (ptr, fp->_bf._base, |
246 | newsize); |
324 | newsize); |
247 | if (!str) { |
325 | if (!str) { |
248 | /* Free unneeded buffer. */ |
326 | /* Free unneeded buffer. */ |
249 | _free_r (ptr, fp->_bf._base); |
327 | _free_r (ptr, fp->_bf._base); |
250 | /* Ensure correct errno, even if free |
328 | /* Ensure correct errno, even if free |
251 | * changed it. */ |
329 | * changed it. */ |
252 | ptr->_errno = ENOMEM; |
330 | ptr->_errno = ENOMEM; |
253 | goto err; |
331 | goto err; |
254 | } |
332 | } |
255 | } |
333 | } |
256 | fp->_bf._base = str; |
334 | fp->_bf._base = str; |
257 | fp->_p = str + curpos; |
335 | fp->_p = str + curpos; |
258 | fp->_bf._size = newsize; |
336 | fp->_bf._size = newsize; |
259 | w = len; |
337 | w = len; |
260 | fp->_w = newsize - curpos; |
338 | fp->_w = newsize - curpos; |
261 | } |
339 | } |
262 | if (len < w) |
340 | if (len < w) |
263 | w = len; |
341 | w = len; |
264 | (void)memmove ((_PTR) fp->_p, (_PTR) p, (size_t) (w)); |
342 | (void)memmove ((_PTR) fp->_p, (_PTR) p, (size_t) (w)); |
265 | fp->_w -= w; |
343 | fp->_w -= w; |
266 | fp->_p += w; |
344 | fp->_p += w; |
267 | w = len; /* pretend we copied all */ |
345 | w = len; /* pretend we copied all */ |
268 | p += w; |
346 | p += w; |
269 | len -= w; |
347 | len -= w; |
270 | } while ((uio->uio_resid -= w) != 0); |
348 | } while ((uio->uio_resid -= w) != 0); |
271 | 349 | ||
272 | uio->uio_resid = 0; |
350 | uio->uio_resid = 0; |
273 | uio->uio_iovcnt = 0; |
351 | uio->uio_iovcnt = 0; |
274 | return 0; |
352 | return 0; |
275 | 353 | ||
276 | err: |
354 | err: |
277 | fp->_flags |= __SERR; |
355 | fp->_flags |= __SERR; |
278 | uio->uio_resid = 0; |
356 | uio->uio_resid = 0; |
279 | uio->uio_iovcnt = 0; |
357 | uio->uio_iovcnt = 0; |
280 | return EOF; |
358 | return EOF; |
281 | } |
359 | } |
282 | #else /* !INTEGER_ONLY */ |
360 | #else /* !INTEGER_ONLY */ |
- | 361 | #ifndef _FVWRITE_IN_STREAMIO |
|
- | 362 | int __ssputs_r (struct _reent *, FILE *, _CONST char *, size_t); |
|
- | 363 | #endif |
|
283 | int __ssprint_r (struct _reent *, FILE *, register struct __suio *); |
364 | int __ssprint_r (struct _reent *, FILE *, register struct __suio *); |
284 | #endif /* !INTEGER_ONLY */ |
365 | #endif /* !INTEGER_ONLY */ |
285 | 366 | ||
286 | #else /* !STRING_ONLY */ |
367 | #else /* !STRING_ONLY */ |
287 | #ifdef INTEGER_ONLY |
368 | #ifdef INTEGER_ONLY |
- | 369 | ||
- | 370 | #ifndef _FVWRITE_IN_STREAMIO |
|
- | 371 | int |
|
- | 372 | _DEFUN(__sfputs_r, (ptr, fp, buf, len), |
|
- | 373 | struct _reent *ptr _AND |
|
- | 374 | FILE *fp _AND |
|
- | 375 | _CONST char *buf _AND |
|
- | 376 | size_t len) |
|
- | 377 | { |
|
- | 378 | register int i; |
|
- | 379 | ||
- | 380 | #ifdef _WIDE_ORIENT |
|
- | 381 | if (fp->_flags2 & __SWID) { |
|
- | 382 | wchar_t *p; |
|
- | 383 | ||
- | 384 | p = (wchar_t *) buf; |
|
- | 385 | for (i = 0; i < (len / sizeof (wchar_t)); i++) { |
|
- | 386 | if (_fputwc_r (ptr, p[i], fp) == WEOF) |
|
- | 387 | return -1; |
|
- | 388 | } |
|
- | 389 | } else { |
|
- | 390 | #else |
|
- | 391 | { |
|
- | 392 | #endif |
|
- | 393 | for (i = 0; i < len; i++) { |
|
- | 394 | if (_fputc_r (ptr, buf[i], fp) == EOF) |
|
- | 395 | return -1; |
|
- | 396 | } |
|
- | 397 | } |
|
- | 398 | return (0); |
|
- | 399 | } |
|
- | 400 | #endif |
|
288 | /* |
401 | /* |
289 | * Flush out all the vectors defined by the given uio, |
402 | * Flush out all the vectors defined by the given uio, |
290 | * then reset it so that it can be reused. |
403 | * then reset it so that it can be reused. |
291 | */ |
404 | */ |
292 | int |
405 | int |
293 | _DEFUN(__sprint_r, (ptr, fp, uio), |
406 | _DEFUN(__sprint_r, (ptr, fp, uio), |
294 | struct _reent *ptr _AND |
407 | struct _reent *ptr _AND |
295 | FILE *fp _AND |
408 | FILE *fp _AND |
296 | register struct __suio *uio) |
409 | register struct __suio *uio) |
297 | { |
410 | { |
298 | register int err = 0; |
411 | register int err = 0; |
299 | 412 | ||
300 | if (uio->uio_resid == 0) { |
413 | if (uio->uio_resid == 0) { |
301 | uio->uio_iovcnt = 0; |
414 | uio->uio_iovcnt = 0; |
302 | return (0); |
415 | return (0); |
303 | } |
416 | } |
- | 417 | #ifdef _WIDE_ORIENT |
|
304 | if (fp->_flags2 & __SWID) { |
418 | if (fp->_flags2 & __SWID) { |
305 | struct __siov *iov; |
419 | struct __siov *iov; |
306 | wchar_t *p; |
420 | wchar_t *p; |
307 | int i, len; |
421 | int i, len; |
308 | 422 | ||
309 | iov = uio->uio_iov; |
423 | iov = uio->uio_iov; |
310 | for (; uio->uio_resid != 0; |
424 | for (; uio->uio_resid != 0; |
311 | uio->uio_resid -= len * sizeof (wchar_t), iov++) { |
425 | uio->uio_resid -= len * sizeof (wchar_t), iov++) { |
312 | p = (wchar_t *) iov->iov_base; |
426 | p = (wchar_t *) iov->iov_base; |
313 | len = iov->iov_len / sizeof (wchar_t); |
427 | len = iov->iov_len / sizeof (wchar_t); |
314 | for (i = 0; i < len; i++) { |
428 | for (i = 0; i < len; i++) { |
315 | if (_fputwc_r (ptr, p[i], fp) == WEOF) { |
429 | if (_fputwc_r (ptr, p[i], fp) == WEOF) { |
316 | err = -1; |
430 | err = -1; |
317 | goto out; |
431 | goto out; |
318 | } |
432 | } |
319 | } |
433 | } |
320 | } |
434 | } |
321 | } else |
435 | } else |
- | 436 | #endif |
|
322 | err = __sfvwrite_r(ptr, fp, uio); |
437 | err = __sfvwrite_r(ptr, fp, uio); |
323 | out: |
438 | out: |
324 | uio->uio_resid = 0; |
439 | uio->uio_resid = 0; |
325 | uio->uio_iovcnt = 0; |
440 | uio->uio_iovcnt = 0; |
326 | return (err); |
441 | return (err); |
327 | } |
442 | } |
328 | #else /* !INTEGER_ONLY */ |
443 | #else /* !INTEGER_ONLY */ |
- | 444 | #ifndef _FVWRITE_IN_STREAMIO |
|
- | 445 | int __sfputs_r (struct _reent *, FILE *, _CONST char *buf, size_t); |
|
- | 446 | #endif |
|
329 | int __sprint_r (struct _reent *, FILE *, register struct __suio *); |
447 | int __sprint_r (struct _reent *, FILE *, register struct __suio *); |
330 | #endif /* !INTEGER_ONLY */ |
448 | #endif /* !INTEGER_ONLY */ |
- | 449 | ||
331 | 450 | #ifdef _UNBUF_STREAM_OPT |
|
332 | /* |
451 | /* |
333 | * Helper function for `fprintf to unbuffered unix file': creates a |
452 | * Helper function for `fprintf to unbuffered unix file': creates a |
334 | * temporary buffer. We only work on write-only files; this avoids |
453 | * temporary buffer. We only work on write-only files; this avoids |
335 | * worries about ungetc buffers and so forth. |
454 | * worries about ungetc buffers and so forth. |
- | 455 | * |
|
- | 456 | * Make sure to avoid inlining. |
|
336 | */ |
457 | */ |
337 | static int |
458 | _NOINLINE_STATIC int |
338 | _DEFUN(__sbprintf, (rptr, fp, fmt, ap), |
459 | _DEFUN(__sbprintf, (rptr, fp, fmt, ap), |
339 | struct _reent *rptr _AND |
460 | struct _reent *rptr _AND |
340 | register FILE *fp _AND |
461 | register FILE *fp _AND |
341 | _CONST char *fmt _AND |
462 | _CONST char *fmt _AND |
342 | va_list ap) |
463 | va_list ap) |
343 | { |
464 | { |
344 | int ret; |
465 | int ret; |
345 | FILE fake; |
466 | FILE fake; |
346 | unsigned char buf[BUFSIZ]; |
467 | unsigned char buf[BUFSIZ]; |
347 | 468 | ||
348 | /* copy the important variables */ |
469 | /* copy the important variables */ |
349 | fake._flags = fp->_flags & ~__SNBF; |
470 | fake._flags = fp->_flags & ~__SNBF; |
350 | fake._flags2 = fp->_flags2; |
471 | fake._flags2 = fp->_flags2; |
351 | fake._file = fp->_file; |
472 | fake._file = fp->_file; |
352 | fake._cookie = fp->_cookie; |
473 | fake._cookie = fp->_cookie; |
353 | fake._write = fp->_write; |
474 | fake._write = fp->_write; |
354 | 475 | ||
355 | /* set up the buffer */ |
476 | /* set up the buffer */ |
356 | fake._bf._base = fake._p = buf; |
477 | fake._bf._base = fake._p = buf; |
357 | fake._bf._size = fake._w = sizeof (buf); |
478 | fake._bf._size = fake._w = sizeof (buf); |
358 | fake._lbfsize = 0; /* not actually used, but Just In Case */ |
479 | fake._lbfsize = 0; /* not actually used, but Just In Case */ |
359 | #ifndef __SINGLE_THREAD__ |
480 | #ifndef __SINGLE_THREAD__ |
360 | __lock_init_recursive (fake._lock); |
481 | __lock_init_recursive (fake._lock); |
361 | #endif |
482 | #endif |
362 | 483 | ||
363 | /* do the work, then copy any error status */ |
484 | /* do the work, then copy any error status */ |
364 | ret = _VFPRINTF_R (rptr, &fake, fmt, ap); |
485 | ret = _VFPRINTF_R (rptr, &fake, fmt, ap); |
365 | if (ret >= 0 && _fflush_r (rptr, &fake)) |
486 | if (ret >= 0 && _fflush_r (rptr, &fake)) |
366 | ret = EOF; |
487 | ret = EOF; |
367 | if (fake._flags & __SERR) |
488 | if (fake._flags & __SERR) |
368 | fp->_flags |= __SERR; |
489 | fp->_flags |= __SERR; |
369 | 490 | ||
370 | #ifndef __SINGLE_THREAD__ |
491 | #ifndef __SINGLE_THREAD__ |
371 | __lock_close_recursive (fake._lock); |
492 | __lock_close_recursive (fake._lock); |
372 | #endif |
493 | #endif |
373 | return (ret); |
494 | return (ret); |
374 | } |
495 | } |
- | 496 | #endif /* _UNBUF_STREAM_OPT */ |
|
375 | #endif /* !STRING_ONLY */ |
497 | #endif /* !STRING_ONLY */ |
376 | 498 | ||
377 | 499 | ||
378 | #if defined (FLOATING_POINT) || defined (_WANT_IO_C99_FORMATS) |
500 | #if defined (FLOATING_POINT) || defined (_WANT_IO_C99_FORMATS) |
379 | # include |
501 | # include |
380 | #endif |
502 | #endif |
381 | #ifdef FLOATING_POINT |
503 | #ifdef FLOATING_POINT |
382 | # include |
504 | # include |
383 | 505 | ||
384 | /* For %La, an exponent of 15 bits occupies the exponent character, a |
506 | /* For %La, an exponent of 15 bits occupies the exponent character, a |
385 | sign, and up to 5 digits. */ |
507 | sign, and up to 5 digits. */ |
386 | # define MAXEXPLEN 7 |
508 | # define MAXEXPLEN 7 |
387 | # define DEFPREC 6 |
509 | # define DEFPREC 6 |
388 | 510 | ||
389 | # ifdef _NO_LONGDBL |
511 | # ifdef _NO_LONGDBL |
390 | 512 | ||
391 | extern char *_dtoa_r _PARAMS((struct _reent *, double, int, |
513 | extern char *_dtoa_r _PARAMS((struct _reent *, double, int, |
392 | int, int *, int *, char **)); |
514 | int, int *, int *, char **)); |
393 | 515 | ||
394 | # define _PRINTF_FLOAT_TYPE double |
516 | # define _PRINTF_FLOAT_TYPE double |
395 | # define _DTOA_R _dtoa_r |
517 | # define _DTOA_R _dtoa_r |
396 | # define FREXP frexp |
518 | # define FREXP frexp |
397 | 519 | ||
398 | # else /* !_NO_LONGDBL */ |
520 | # else /* !_NO_LONGDBL */ |
399 | 521 | ||
400 | extern char *_ldtoa_r _PARAMS((struct _reent *, _LONG_DOUBLE, int, |
522 | extern char *_ldtoa_r _PARAMS((struct _reent *, _LONG_DOUBLE, int, |
401 | int, int *, int *, char **)); |
523 | int, int *, int *, char **)); |
402 | 524 | ||
403 | extern int _EXFUN(_ldcheck,(_LONG_DOUBLE *)); |
525 | extern int _EXFUN(_ldcheck,(_LONG_DOUBLE *)); |
404 | 526 | ||
405 | # define _PRINTF_FLOAT_TYPE _LONG_DOUBLE |
527 | # define _PRINTF_FLOAT_TYPE _LONG_DOUBLE |
406 | # define _DTOA_R _ldtoa_r |
528 | # define _DTOA_R _ldtoa_r |
407 | /* FIXME - frexpl is not yet supported; and cvt infloops if (double)f |
529 | /* FIXME - frexpl is not yet supported; and cvt infloops if (double)f |
408 | converts a finite value into infinity. */ |
530 | converts a finite value into infinity. */ |
409 | /* # define FREXP frexpl */ |
531 | /* # define FREXP frexpl */ |
410 | # define FREXP(f,e) ((_LONG_DOUBLE) frexp ((double)f, e)) |
532 | # define FREXP(f,e) ((_LONG_DOUBLE) frexp ((double)f, e)) |
411 | # endif /* !_NO_LONGDBL */ |
533 | # endif /* !_NO_LONGDBL */ |
412 | 534 | ||
413 | static char *cvt(struct _reent *, _PRINTF_FLOAT_TYPE, int, int, char *, int *, |
535 | static char *cvt(struct _reent *, _PRINTF_FLOAT_TYPE, int, int, char *, int *, |
414 | int, int *, char *); |
536 | int, int *, char *); |
415 | 537 | ||
416 | static int exponent(char *, int, int); |
538 | static int exponent(char *, int, int); |
417 | 539 | ||
418 | #endif /* FLOATING_POINT */ |
540 | #endif /* FLOATING_POINT */ |
419 | 541 | ||
420 | /* BUF must be big enough for the maximum %#llo (assuming long long is |
542 | /* BUF must be big enough for the maximum %#llo (assuming long long is |
421 | at most 64 bits, this would be 23 characters), the maximum |
543 | at most 64 bits, this would be 23 characters), the maximum |
422 | multibyte character %C, and the maximum default precision of %La |
544 | multibyte character %C, and the maximum default precision of %La |
423 | (assuming long double is at most 128 bits with 113 bits of |
545 | (assuming long double is at most 128 bits with 113 bits of |
424 | mantissa, this would be 29 characters). %e, %f, and %g use |
546 | mantissa, this would be 29 characters). %e, %f, and %g use |
425 | reentrant storage shared with mprec. All other formats that use |
547 | reentrant storage shared with mprec. All other formats that use |
426 | buf get by with fewer characters. Making BUF slightly bigger |
548 | buf get by with fewer characters. Making BUF slightly bigger |
427 | reduces the need for malloc in %.*a and %S, when large precision or |
549 | reduces the need for malloc in %.*a and %S, when large precision or |
428 | long strings are processed. |
550 | long strings are processed. |
429 | The bigger size of 100 bytes is used on systems which allow number |
551 | The bigger size of 100 bytes is used on systems which allow number |
430 | strings using the locale's grouping character. Since that's a multibyte |
552 | strings using the locale's grouping character. Since that's a multibyte |
431 | value, we should use a conservative value. |
553 | value, we should use a conservative value. |
432 | */ |
554 | */ |
433 | #ifdef _WANT_IO_C99_FORMATS |
555 | #ifdef _WANT_IO_C99_FORMATS |
434 | #define BUF 100 |
556 | #define BUF 100 |
435 | #else |
557 | #else |
436 | #define BUF 40 |
558 | #define BUF 40 |
437 | #endif |
559 | #endif |
438 | #if defined _MB_CAPABLE && MB_LEN_MAX > BUF |
560 | #if defined _MB_CAPABLE && MB_LEN_MAX > BUF |
439 | # undef BUF |
561 | # undef BUF |
440 | # define BUF MB_LEN_MAX |
562 | # define BUF MB_LEN_MAX |
441 | #endif |
563 | #endif |
442 | 564 | ||
443 | #ifndef _NO_LONGLONG |
565 | #ifndef _NO_LONGLONG |
444 | # define quad_t long long |
566 | # define quad_t long long |
445 | # define u_quad_t unsigned long long |
567 | # define u_quad_t unsigned long long |
446 | #else |
568 | #else |
447 | # define quad_t long |
569 | # define quad_t long |
448 | # define u_quad_t unsigned long |
570 | # define u_quad_t unsigned long |
449 | #endif |
571 | #endif |
450 | 572 | ||
451 | typedef quad_t * quad_ptr_t; |
573 | typedef quad_t * quad_ptr_t; |
452 | typedef _PTR void_ptr_t; |
574 | typedef _PTR void_ptr_t; |
453 | typedef char * char_ptr_t; |
575 | typedef char * char_ptr_t; |
454 | typedef long * long_ptr_t; |
576 | typedef long * long_ptr_t; |
455 | typedef int * int_ptr_t; |
577 | typedef int * int_ptr_t; |
456 | typedef short * short_ptr_t; |
578 | typedef short * short_ptr_t; |
457 | 579 | ||
458 | #ifndef _NO_POS_ARGS |
580 | #ifndef _NO_POS_ARGS |
459 | # ifdef NL_ARGMAX |
581 | # ifdef NL_ARGMAX |
460 | # define MAX_POS_ARGS NL_ARGMAX |
582 | # define MAX_POS_ARGS NL_ARGMAX |
461 | # else |
583 | # else |
462 | # define MAX_POS_ARGS 32 |
584 | # define MAX_POS_ARGS 32 |
463 | # endif |
585 | # endif |
464 | 586 | ||
465 | union arg_val |
587 | union arg_val |
466 | { |
588 | { |
467 | int val_int; |
589 | int val_int; |
468 | u_int val_u_int; |
590 | u_int val_u_int; |
469 | long val_long; |
591 | long val_long; |
470 | u_long val_u_long; |
592 | u_long val_u_long; |
471 | float val_float; |
593 | float val_float; |
472 | double val_double; |
594 | double val_double; |
473 | _LONG_DOUBLE val__LONG_DOUBLE; |
595 | _LONG_DOUBLE val__LONG_DOUBLE; |
474 | int_ptr_t val_int_ptr_t; |
596 | int_ptr_t val_int_ptr_t; |
475 | short_ptr_t val_short_ptr_t; |
597 | short_ptr_t val_short_ptr_t; |
476 | long_ptr_t val_long_ptr_t; |
598 | long_ptr_t val_long_ptr_t; |
477 | char_ptr_t val_char_ptr_t; |
599 | char_ptr_t val_char_ptr_t; |
478 | quad_ptr_t val_quad_ptr_t; |
600 | quad_ptr_t val_quad_ptr_t; |
479 | void_ptr_t val_void_ptr_t; |
601 | void_ptr_t val_void_ptr_t; |
480 | quad_t val_quad_t; |
602 | quad_t val_quad_t; |
481 | u_quad_t val_u_quad_t; |
603 | u_quad_t val_u_quad_t; |
482 | wint_t val_wint_t; |
604 | wint_t val_wint_t; |
483 | }; |
605 | }; |
484 | 606 | ||
485 | static union arg_val * |
607 | static union arg_val * |
486 | _EXFUN(get_arg, (struct _reent *data, int n, char *fmt, |
608 | _EXFUN(get_arg, (struct _reent *data, int n, char *fmt, |
487 | va_list *ap, int *numargs, union arg_val *args, |
609 | va_list *ap, int *numargs, union arg_val *args, |
488 | int *arg_type, char **last_fmt)); |
610 | int *arg_type, char **last_fmt)); |
489 | #endif /* !_NO_POS_ARGS */ |
611 | #endif /* !_NO_POS_ARGS */ |
490 | 612 | ||
491 | /* |
613 | /* |
492 | * Macros for converting digits to letters and vice versa |
614 | * Macros for converting digits to letters and vice versa |
493 | */ |
615 | */ |
494 | #define to_digit(c) ((c) - '0') |
616 | #define to_digit(c) ((c) - '0') |
495 | #define is_digit(c) ((unsigned)to_digit (c) <= 9) |
617 | #define is_digit(c) ((unsigned)to_digit (c) <= 9) |
496 | #define to_char(n) ((n) + '0') |
618 | #define to_char(n) ((n) + '0') |
497 | 619 | ||
498 | /* |
620 | /* |
499 | * Flags used during conversion. |
621 | * Flags used during conversion. |
500 | */ |
622 | */ |
501 | #define ALT 0x001 /* alternate form */ |
623 | #define ALT 0x001 /* alternate form */ |
502 | #define HEXPREFIX 0x002 /* add 0x or 0X prefix */ |
624 | #define HEXPREFIX 0x002 /* add 0x or 0X prefix */ |
503 | #define LADJUST 0x004 /* left adjustment */ |
625 | #define LADJUST 0x004 /* left adjustment */ |
504 | #define LONGDBL 0x008 /* long double */ |
626 | #define LONGDBL 0x008 /* long double */ |
505 | #define LONGINT 0x010 /* long integer */ |
627 | #define LONGINT 0x010 /* long integer */ |
506 | #ifndef _NO_LONGLONG |
628 | #ifndef _NO_LONGLONG |
507 | # define QUADINT 0x020 /* quad integer */ |
629 | # define QUADINT 0x020 /* quad integer */ |
508 | #else /* ifdef _NO_LONGLONG, make QUADINT equivalent to LONGINT, so |
630 | #else /* ifdef _NO_LONGLONG, make QUADINT equivalent to LONGINT, so |
509 | that %lld behaves the same as %ld, not as %d, as expected if: |
631 | that %lld behaves the same as %ld, not as %d, as expected if: |
510 | sizeof (long long) = sizeof long > sizeof int */ |
632 | sizeof (long long) = sizeof long > sizeof int */ |
511 | # define QUADINT LONGINT |
633 | # define QUADINT LONGINT |
512 | #endif |
634 | #endif |
513 | #define SHORTINT 0x040 /* short integer */ |
635 | #define SHORTINT 0x040 /* short integer */ |
514 | #define ZEROPAD 0x080 /* zero (as opposed to blank) pad */ |
636 | #define ZEROPAD 0x080 /* zero (as opposed to blank) pad */ |
515 | #define FPT 0x100 /* Floating point number */ |
637 | #define FPT 0x100 /* Floating point number */ |
516 | #ifdef _WANT_IO_C99_FORMATS |
638 | #ifdef _WANT_IO_C99_FORMATS |
517 | # define CHARINT 0x200 /* char as integer */ |
639 | # define CHARINT 0x200 /* char as integer */ |
518 | #else /* define as 0, to make SARG and UARG occupy fewer instructions */ |
640 | #else /* define as 0, to make SARG and UARG occupy fewer instructions */ |
519 | # define CHARINT 0 |
641 | # define CHARINT 0 |
520 | #endif |
642 | #endif |
521 | #ifdef _WANT_IO_C99_FORMATS |
643 | #ifdef _WANT_IO_C99_FORMATS |
522 | # define GROUPING 0x400 /* use grouping ("'" flag) */ |
644 | # define GROUPING 0x400 /* use grouping ("'" flag) */ |
523 | #endif |
645 | #endif |
524 | 646 | ||
525 | int _EXFUN(_VFPRINTF_R, (struct _reent *, FILE *, _CONST char *, va_list)); |
647 | int _EXFUN(_VFPRINTF_R, (struct _reent *, FILE *, _CONST char *, va_list)); |
526 | 648 | ||
527 | #ifndef STRING_ONLY |
649 | #ifndef STRING_ONLY |
528 | int |
650 | int |
529 | _DEFUN(VFPRINTF, (fp, fmt0, ap), |
651 | _DEFUN(VFPRINTF, (fp, fmt0, ap), |
530 | FILE * fp _AND |
652 | FILE * fp _AND |
531 | _CONST char *fmt0 _AND |
653 | _CONST char *fmt0 _AND |
532 | va_list ap) |
654 | va_list ap) |
533 | { |
655 | { |
534 | int result; |
656 | int result; |
535 | result = _VFPRINTF_R (_REENT, fp, fmt0, ap); |
657 | result = _VFPRINTF_R (_REENT, fp, fmt0, ap); |
536 | return result; |
658 | return result; |
537 | } |
659 | } |
538 | #endif /* STRING_ONLY */ |
660 | #endif /* STRING_ONLY */ |
539 | 661 | ||
540 | int |
662 | int |
541 | _DEFUN(_VFPRINTF_R, (data, fp, fmt0, ap), |
663 | _DEFUN(_VFPRINTF_R, (data, fp, fmt0, ap), |
542 | struct _reent *data _AND |
664 | struct _reent *data _AND |
543 | FILE * fp _AND |
665 | FILE * fp _AND |
544 | _CONST char *fmt0 _AND |
666 | _CONST char *fmt0 _AND |
545 | va_list ap) |
667 | va_list ap) |
546 | { |
668 | { |
547 | register char *fmt; /* format string */ |
669 | register char *fmt; /* format string */ |
548 | register int ch; /* character from fmt */ |
670 | register int ch; /* character from fmt */ |
549 | register int n, m; /* handy integers (short term usage) */ |
671 | register int n, m; /* handy integers (short term usage) */ |
550 | register char *cp; /* handy char pointer (short term usage) */ |
672 | register char *cp; /* handy char pointer (short term usage) */ |
551 | register struct __siov *iovp;/* for PRINT macro */ |
- | |
552 | register int flags; /* flags as above */ |
673 | register int flags; /* flags as above */ |
553 | char *fmt_anchor; /* current format spec being processed */ |
674 | char *fmt_anchor; /* current format spec being processed */ |
554 | #ifndef _NO_POS_ARGS |
675 | #ifndef _NO_POS_ARGS |
555 | int N; /* arg number */ |
676 | int N; /* arg number */ |
556 | int arg_index; /* index into args processed directly */ |
677 | int arg_index; /* index into args processed directly */ |
557 | int numargs; /* number of varargs read */ |
678 | int numargs; /* number of varargs read */ |
558 | char *saved_fmt; /* saved fmt pointer */ |
679 | char *saved_fmt; /* saved fmt pointer */ |
559 | union arg_val args[MAX_POS_ARGS]; |
680 | union arg_val args[MAX_POS_ARGS]; |
560 | int arg_type[MAX_POS_ARGS]; |
681 | int arg_type[MAX_POS_ARGS]; |
561 | int is_pos_arg; /* is current format positional? */ |
682 | int is_pos_arg; /* is current format positional? */ |
562 | int old_is_pos_arg; /* is current format positional? */ |
683 | int old_is_pos_arg; /* is current format positional? */ |
563 | #endif |
684 | #endif |
564 | int ret; /* return value accumulator */ |
685 | int ret; /* return value accumulator */ |
565 | int width; /* width from format (%8d), or 0 */ |
686 | int width; /* width from format (%8d), or 0 */ |
566 | int prec; /* precision from format (%.3d), or -1 */ |
687 | int prec; /* precision from format (%.3d), or -1 */ |
567 | char sign; /* sign prefix (' ', '+', '-', or \0) */ |
688 | char sign; /* sign prefix (' ', '+', '-', or \0) */ |
568 | #ifdef _WANT_IO_C99_FORMATS |
689 | #ifdef _WANT_IO_C99_FORMATS |
569 | /* locale specific numeric grouping */ |
690 | /* locale specific numeric grouping */ |
570 | char *thousands_sep; |
691 | char *thousands_sep = NULL; |
571 | size_t thsnd_len; |
692 | size_t thsnd_len = 0; |
572 | const char *grouping; |
693 | const char *grouping = NULL; |
573 | #endif |
694 | #endif |
574 | #ifdef FLOATING_POINT |
695 | #ifdef FLOATING_POINT |
575 | char *decimal_point = _localeconv_r (data)->decimal_point; |
696 | char *decimal_point = _localeconv_r (data)->decimal_point; |
576 | size_t decp_len = strlen (decimal_point); |
697 | size_t decp_len = strlen (decimal_point); |
577 | char softsign; /* temporary negative sign for floats */ |
698 | char softsign; /* temporary negative sign for floats */ |
578 | union { int i; _PRINTF_FLOAT_TYPE fp; } _double_ = {0}; |
699 | union { int i; _PRINTF_FLOAT_TYPE fp; } _double_ = {0}; |
579 | # define _fpvalue (_double_.fp) |
700 | # define _fpvalue (_double_.fp) |
580 | int expt; /* integer value of exponent */ |
701 | int expt; /* integer value of exponent */ |
581 | int expsize = 0; /* character count for expstr */ |
702 | int expsize = 0; /* character count for expstr */ |
582 | char expstr[MAXEXPLEN]; /* buffer for exponent string */ |
703 | char expstr[MAXEXPLEN]; /* buffer for exponent string */ |
583 | int lead; /* sig figs before decimal or group sep */ |
704 | int lead; /* sig figs before decimal or group sep */ |
584 | #endif /* FLOATING_POINT */ |
705 | #endif /* FLOATING_POINT */ |
585 | #if defined (FLOATING_POINT) || defined (_WANT_IO_C99_FORMATS) |
706 | #if defined (FLOATING_POINT) || defined (_WANT_IO_C99_FORMATS) |
586 | int ndig = 0; /* actual number of digits returned by cvt */ |
707 | int ndig = 0; /* actual number of digits returned by cvt */ |
587 | #endif |
708 | #endif |
588 | #ifdef _WANT_IO_C99_FORMATS |
709 | #if defined (FLOATING_POINT) && defined (_WANT_IO_C99_FORMATS) |
589 | int nseps; /* number of group separators with ' */ |
710 | int nseps; /* number of group separators with ' */ |
590 | int nrepeats; /* number of repeats of the last group */ |
711 | int nrepeats; /* number of repeats of the last group */ |
591 | #endif |
712 | #endif |
592 | u_quad_t _uquad; /* integer arguments %[diouxX] */ |
713 | u_quad_t _uquad; /* integer arguments %[diouxX] */ |
593 | enum { OCT, DEC, HEX } base;/* base for [diouxX] conversion */ |
714 | enum { OCT, DEC, HEX } base;/* base for [diouxX] conversion */ |
594 | int dprec; /* a copy of prec if [diouxX], 0 otherwise */ |
715 | int dprec; /* a copy of prec if [diouxX], 0 otherwise */ |
595 | int realsz; /* field size expanded by dprec */ |
716 | int realsz; /* field size expanded by dprec */ |
596 | int size; /* size of converted field or string */ |
717 | int size; /* size of converted field or string */ |
597 | char *xdigs = NULL; /* digits for [xX] conversion */ |
718 | char *xdigs = NULL; /* digits for [xX] conversion */ |
- | 719 | #ifdef _FVWRITE_IN_STREAMIO |
|
598 | #define NIOV 8 |
720 | #define NIOV 8 |
599 | struct __suio uio; /* output information: summary */ |
721 | struct __suio uio; /* output information: summary */ |
600 | struct __siov iov[NIOV];/* ... and individual io vectors */ |
722 | struct __siov iov[NIOV];/* ... and individual io vectors */ |
- | 723 | register struct __siov *iovp;/* for PRINT macro */ |
|
- | 724 | #endif |
|
601 | char buf[BUF]; /* space for %c, %S, %[diouxX], %[aA] */ |
725 | char buf[BUF]; /* space for %c, %S, %[diouxX], %[aA] */ |
602 | char ox[2]; /* space for 0x hex-prefix */ |
726 | char ox[2]; /* space for 0x hex-prefix */ |
603 | #ifdef _MB_CAPABLE |
727 | #ifdef _MB_CAPABLE |
604 | wchar_t wc; |
728 | wchar_t wc; |
605 | mbstate_t state; /* mbtowc calls from library must not change state */ |
729 | mbstate_t state; /* mbtowc calls from library must not change state */ |
606 | #endif |
730 | #endif |
607 | char *malloc_buf = NULL;/* handy pointer for malloced buffers */ |
731 | char *malloc_buf = NULL;/* handy pointer for malloced buffers */ |
608 | 732 | ||
609 | /* |
733 | /* |
610 | * Choose PADSIZE to trade efficiency vs. size. If larger printf |
734 | * Choose PADSIZE to trade efficiency vs. size. If larger printf |
611 | * fields occur frequently, increase PADSIZE and make the initialisers |
735 | * fields occur frequently, increase PADSIZE and make the initialisers |
612 | * below longer. |
736 | * below longer. |
613 | */ |
737 | */ |
614 | #define PADSIZE 16 /* pad chunk size */ |
738 | #define PADSIZE 16 /* pad chunk size */ |
615 | static _CONST char blanks[PADSIZE] = |
739 | static _CONST char blanks[PADSIZE] = |
616 | {' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' '}; |
740 | {' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' '}; |
617 | static _CONST char zeroes[PADSIZE] = |
741 | static _CONST char zeroes[PADSIZE] = |
618 | {'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'}; |
742 | {'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'}; |
619 | 743 | ||
620 | #ifdef _MB_CAPABLE |
744 | #ifdef _MB_CAPABLE |
621 | memset (&state, '\0', sizeof (state)); |
745 | memset (&state, '\0', sizeof (state)); |
622 | #endif |
746 | #endif |
623 | /* |
747 | /* |
624 | * BEWARE, these `goto error' on error, and PAD uses `n'. |
748 | * BEWARE, these `goto error' on error, and PAD uses `n'. |
625 | */ |
749 | */ |
- | 750 | #ifdef _FVWRITE_IN_STREAMIO |
|
626 | #define PRINT(ptr, len) { \ |
751 | #define PRINT(ptr, len) { \ |
627 | iovp->iov_base = (ptr); \ |
752 | iovp->iov_base = (ptr); \ |
628 | iovp->iov_len = (len); \ |
753 | iovp->iov_len = (len); \ |
629 | uio.uio_resid += (len); \ |
754 | uio.uio_resid += (len); \ |
630 | iovp++; \ |
755 | iovp++; \ |
631 | if (++uio.uio_iovcnt >= NIOV) { \ |
756 | if (++uio.uio_iovcnt >= NIOV) { \ |
632 | if (__SPRINT(data, fp, &uio)) \ |
757 | if (__SPRINT(data, fp, &uio)) \ |
633 | goto error; \ |
758 | goto error; \ |
634 | iovp = iov; \ |
759 | iovp = iov; \ |
635 | } \ |
760 | } \ |
636 | } |
761 | } |
637 | #define PAD(howmany, with) { \ |
762 | #define PAD(howmany, with) { \ |
638 | if ((n = (howmany)) > 0) { \ |
763 | if ((n = (howmany)) > 0) { \ |
639 | while (n > PADSIZE) { \ |
764 | while (n > PADSIZE) { \ |
640 | PRINT (with, PADSIZE); \ |
765 | PRINT (with, PADSIZE); \ |
641 | n -= PADSIZE; \ |
766 | n -= PADSIZE; \ |
642 | } \ |
767 | } \ |
643 | PRINT (with, n); \ |
768 | PRINT (with, n); \ |
644 | } \ |
769 | } \ |
645 | } |
770 | } |
646 | #define PRINTANDPAD(p, ep, len, with) { \ |
771 | #define PRINTANDPAD(p, ep, len, with) { \ |
647 | int n = (ep) - (p); \ |
772 | int n = (ep) - (p); \ |
648 | if (n > (len)) \ |
773 | if (n > (len)) \ |
649 | n = (len); \ |
774 | n = (len); \ |
650 | if (n > 0) \ |
775 | if (n > 0) \ |
651 | PRINT((p), n); \ |
776 | PRINT((p), n); \ |
652 | PAD((len) - (n > 0 ? n : 0), (with)); \ |
777 | PAD((len) - (n > 0 ? n : 0), (with)); \ |
653 | } |
778 | } |
654 | #define FLUSH() { \ |
779 | #define FLUSH() { \ |
655 | if (uio.uio_resid && __SPRINT(data, fp, &uio)) \ |
780 | if (uio.uio_resid && __SPRINT(data, fp, &uio)) \ |
656 | goto error; \ |
781 | goto error; \ |
657 | uio.uio_iovcnt = 0; \ |
782 | uio.uio_iovcnt = 0; \ |
658 | iovp = iov; \ |
783 | iovp = iov; \ |
659 | } |
784 | } |
- | 785 | #else |
|
- | 786 | #define PRINT(ptr, len) { \ |
|
- | 787 | if (__SPRINT (data, fp, (ptr), (len)) == EOF) \ |
|
- | 788 | goto error; \ |
|
- | 789 | } |
|
- | 790 | #define PAD(howmany, with) { \ |
|
- | 791 | if ((n = (howmany)) > 0) { \ |
|
- | 792 | while (n > PADSIZE) { \ |
|
- | 793 | PRINT (with, PADSIZE); \ |
|
- | 794 | n -= PADSIZE; \ |
|
- | 795 | } \ |
|
- | 796 | PRINT (with, n); \ |
|
- | 797 | } \ |
|
- | 798 | } |
|
- | 799 | #define PRINTANDPAD(p, ep, len, with) { \ |
|
- | 800 | int n = (ep) - (p); \ |
|
- | 801 | if (n > (len)) \ |
|
- | 802 | n = (len); \ |
|
- | 803 | if (n > 0) \ |
|
- | 804 | PRINT((p), n); \ |
|
- | 805 | PAD((len) - (n > 0 ? n : 0), (with)); \ |
|
- | 806 | } |
|
- | 807 | #define FLUSH() |
|
- | 808 | #endif |
|
660 | 809 | ||
661 | /* Macros to support positional arguments */ |
810 | /* Macros to support positional arguments */ |
662 | #ifndef _NO_POS_ARGS |
811 | #ifndef _NO_POS_ARGS |
663 | # define GET_ARG(n, ap, type) \ |
812 | # define GET_ARG(n, ap, type) \ |
664 | (is_pos_arg \ |
813 | (is_pos_arg \ |
665 | ? (n < numargs \ |
814 | ? (n < numargs \ |
666 | ? args[n].val_##type \ |
815 | ? args[n].val_##type \ |
667 | : get_arg (data, n, fmt_anchor, &ap, &numargs, args, \ |
816 | : get_arg (data, n, fmt_anchor, &ap, &numargs, args, \ |
668 | arg_type, &saved_fmt)->val_##type) \ |
817 | arg_type, &saved_fmt)->val_##type) \ |
669 | : (arg_index++ < numargs \ |
818 | : (arg_index++ < numargs \ |
670 | ? args[n].val_##type \ |
819 | ? args[n].val_##type \ |
671 | : (numargs < MAX_POS_ARGS \ |
820 | : (numargs < MAX_POS_ARGS \ |
672 | ? args[numargs++].val_##type = va_arg (ap, type) \ |
821 | ? args[numargs++].val_##type = va_arg (ap, type) \ |
673 | : va_arg (ap, type)))) |
822 | : va_arg (ap, type)))) |
674 | #else |
823 | #else |
675 | # define GET_ARG(n, ap, type) (va_arg (ap, type)) |
824 | # define GET_ARG(n, ap, type) (va_arg (ap, type)) |
676 | #endif |
825 | #endif |
677 | 826 | ||
678 | /* |
827 | /* |
679 | * To extend shorts properly, we need both signed and unsigned |
828 | * To extend shorts properly, we need both signed and unsigned |
680 | * argument extraction methods. |
829 | * argument extraction methods. |
681 | */ |
830 | */ |
682 | #ifndef _NO_LONGLONG |
831 | #ifndef _NO_LONGLONG |
683 | #define SARG() \ |
832 | #define SARG() \ |
684 | (flags&QUADINT ? GET_ARG (N, ap, quad_t) : \ |
833 | (flags&QUADINT ? GET_ARG (N, ap, quad_t) : \ |
685 | flags&LONGINT ? GET_ARG (N, ap, long) : \ |
834 | flags&LONGINT ? GET_ARG (N, ap, long) : \ |
686 | flags&SHORTINT ? (long)(short)GET_ARG (N, ap, int) : \ |
835 | flags&SHORTINT ? (long)(short)GET_ARG (N, ap, int) : \ |
687 | flags&CHARINT ? (long)(signed char)GET_ARG (N, ap, int) : \ |
836 | flags&CHARINT ? (long)(signed char)GET_ARG (N, ap, int) : \ |
688 | (long)GET_ARG (N, ap, int)) |
837 | (long)GET_ARG (N, ap, int)) |
689 | #define UARG() \ |
838 | #define UARG() \ |
690 | (flags&QUADINT ? GET_ARG (N, ap, u_quad_t) : \ |
839 | (flags&QUADINT ? GET_ARG (N, ap, u_quad_t) : \ |
691 | flags&LONGINT ? GET_ARG (N, ap, u_long) : \ |
840 | flags&LONGINT ? GET_ARG (N, ap, u_long) : \ |
692 | flags&SHORTINT ? (u_long)(u_short)GET_ARG (N, ap, int) : \ |
841 | flags&SHORTINT ? (u_long)(u_short)GET_ARG (N, ap, int) : \ |
693 | flags&CHARINT ? (u_long)(unsigned char)GET_ARG (N, ap, int) : \ |
842 | flags&CHARINT ? (u_long)(unsigned char)GET_ARG (N, ap, int) : \ |
694 | (u_long)GET_ARG (N, ap, u_int)) |
843 | (u_long)GET_ARG (N, ap, u_int)) |
695 | #else |
844 | #else |
696 | #define SARG() \ |
845 | #define SARG() \ |
697 | (flags&LONGINT ? GET_ARG (N, ap, long) : \ |
846 | (flags&LONGINT ? GET_ARG (N, ap, long) : \ |
698 | flags&SHORTINT ? (long)(short)GET_ARG (N, ap, int) : \ |
847 | flags&SHORTINT ? (long)(short)GET_ARG (N, ap, int) : \ |
699 | flags&CHARINT ? (long)(signed char)GET_ARG (N, ap, int) : \ |
848 | flags&CHARINT ? (long)(signed char)GET_ARG (N, ap, int) : \ |
700 | (long)GET_ARG (N, ap, int)) |
849 | (long)GET_ARG (N, ap, int)) |
701 | #define UARG() \ |
850 | #define UARG() \ |
702 | (flags&LONGINT ? GET_ARG (N, ap, u_long) : \ |
851 | (flags&LONGINT ? GET_ARG (N, ap, u_long) : \ |
703 | flags&SHORTINT ? (u_long)(u_short)GET_ARG (N, ap, int) : \ |
852 | flags&SHORTINT ? (u_long)(u_short)GET_ARG (N, ap, int) : \ |
704 | flags&CHARINT ? (u_long)(unsigned char)GET_ARG (N, ap, int) : \ |
853 | flags&CHARINT ? (u_long)(unsigned char)GET_ARG (N, ap, int) : \ |
705 | (u_long)GET_ARG (N, ap, u_int)) |
854 | (u_long)GET_ARG (N, ap, u_int)) |
706 | #endif |
855 | #endif |
707 | 856 | ||
708 | #ifndef STRING_ONLY |
857 | #ifndef STRING_ONLY |
709 | /* Initialize std streams if not dealing with sprintf family. */ |
858 | /* Initialize std streams if not dealing with sprintf family. */ |
710 | CHECK_INIT (data, fp); |
859 | CHECK_INIT (data, fp); |
711 | _flockfile (fp); |
860 | _newlib_flockfile_start (fp); |
712 | 861 | ||
713 | ORIENT(fp, -1); |
862 | ORIENT(fp, -1); |
714 | 863 | ||
715 | /* sorry, fprintf(read_only_file, "") returns EOF, not 0 */ |
864 | /* sorry, fprintf(read_only_file, "") returns EOF, not 0 */ |
716 | if (cantwrite (data, fp)) { |
865 | if (cantwrite (data, fp)) { |
717 | _funlockfile (fp); |
866 | _newlib_flockfile_exit (fp); |
718 | return (EOF); |
867 | return (EOF); |
719 | } |
868 | } |
- | 869 | ||
720 | 870 | #ifdef _UNBUF_STREAM_OPT |
|
721 | /* optimise fprintf(stderr) (and other unbuffered Unix files) */ |
871 | /* optimise fprintf(stderr) (and other unbuffered Unix files) */ |
722 | if ((fp->_flags & (__SNBF|__SWR|__SRW)) == (__SNBF|__SWR) && |
872 | if ((fp->_flags & (__SNBF|__SWR|__SRW)) == (__SNBF|__SWR) && |
723 | fp->_file >= 0) { |
873 | fp->_file >= 0) { |
724 | _funlockfile (fp); |
874 | _newlib_flockfile_exit (fp); |
725 | return (__sbprintf (data, fp, fmt0, ap)); |
875 | return (__sbprintf (data, fp, fmt0, ap)); |
726 | } |
876 | } |
- | 877 | #endif |
|
727 | #else /* STRING_ONLY */ |
878 | #else /* STRING_ONLY */ |
728 | /* Create initial buffer if we are called by asprintf family. */ |
879 | /* Create initial buffer if we are called by asprintf family. */ |
729 | if (fp->_flags & __SMBF && !fp->_bf._base) |
880 | if (fp->_flags & __SMBF && !fp->_bf._base) |
730 | { |
881 | { |
731 | fp->_bf._base = fp->_p = _malloc_r (data, 64); |
882 | fp->_bf._base = fp->_p = _malloc_r (data, 64); |
732 | if (!fp->_p) |
883 | if (!fp->_p) |
733 | { |
884 | { |
734 | data->_errno = ENOMEM; |
885 | data->_errno = ENOMEM; |
735 | return EOF; |
886 | return EOF; |
736 | } |
887 | } |
737 | fp->_bf._size = 64; |
888 | fp->_bf._size = 64; |
738 | } |
889 | } |
739 | #endif /* STRING_ONLY */ |
890 | #endif /* STRING_ONLY */ |
740 | 891 | ||
741 | fmt = (char *)fmt0; |
892 | fmt = (char *)fmt0; |
- | 893 | #ifdef _FVWRITE_IN_STREAMIO |
|
742 | uio.uio_iov = iovp = iov; |
894 | uio.uio_iov = iovp = iov; |
743 | uio.uio_resid = 0; |
895 | uio.uio_resid = 0; |
744 | uio.uio_iovcnt = 0; |
896 | uio.uio_iovcnt = 0; |
- | 897 | #endif |
|
745 | ret = 0; |
898 | ret = 0; |
746 | #ifndef _NO_POS_ARGS |
899 | #ifndef _NO_POS_ARGS |
747 | arg_index = 0; |
900 | arg_index = 0; |
748 | saved_fmt = NULL; |
901 | saved_fmt = NULL; |
749 | arg_type[0] = -1; |
902 | arg_type[0] = -1; |
750 | numargs = 0; |
903 | numargs = 0; |
751 | is_pos_arg = 0; |
904 | is_pos_arg = 0; |
752 | #endif |
905 | #endif |
753 | 906 | ||
754 | /* |
907 | /* |
755 | * Scan the format for conversions (`%' character). |
908 | * Scan the format for conversions (`%' character). |
756 | */ |
909 | */ |
757 | for (;;) { |
910 | for (;;) { |
758 | cp = fmt; |
911 | cp = fmt; |
759 | #ifdef _MB_CAPABLE |
912 | #ifdef _MB_CAPABLE |
760 | while ((n = __mbtowc (data, &wc, fmt, MB_CUR_MAX, |
913 | while ((n = __mbtowc (data, &wc, fmt, MB_CUR_MAX, |
761 | __locale_charset (), &state)) != 0) { |
914 | __locale_charset (), &state)) != 0) { |
762 | if (n < 0) { |
915 | if (n < 0) { |
763 | /* Wave invalid chars through. */ |
916 | /* Wave invalid chars through. */ |
764 | memset (&state, 0, sizeof state); |
917 | memset (&state, 0, sizeof state); |
765 | n = 1; |
918 | n = 1; |
766 | } |
919 | } |
767 | else if (wc == '%') |
920 | else if (wc == '%') |
768 | break; |
921 | break; |
769 | fmt += n; |
922 | fmt += n; |
770 | } |
923 | } |
771 | #else |
924 | #else |
772 | while (*fmt != '\0' && *fmt != '%') |
925 | while (*fmt != '\0' && *fmt != '%') |
773 | fmt += 1; |
926 | fmt += 1; |
774 | #endif |
927 | #endif |
775 | if ((m = fmt - cp) != 0) { |
928 | if ((m = fmt - cp) != 0) { |
776 | PRINT (cp, m); |
929 | PRINT (cp, m); |
777 | ret += m; |
930 | ret += m; |
778 | } |
931 | } |
779 | #ifdef _MB_CAPABLE |
932 | #ifdef _MB_CAPABLE |
780 | if (n <= 0) |
933 | if (n <= 0) |
781 | goto done; |
934 | goto done; |
782 | #else |
935 | #else |
783 | if (*fmt == '\0') |
936 | if (*fmt == '\0') |
784 | goto done; |
937 | goto done; |
785 | #endif |
938 | #endif |
786 | fmt_anchor = fmt; |
939 | fmt_anchor = fmt; |
787 | fmt++; /* skip over '%' */ |
940 | fmt++; /* skip over '%' */ |
788 | 941 | ||
789 | flags = 0; |
942 | flags = 0; |
790 | dprec = 0; |
943 | dprec = 0; |
791 | width = 0; |
944 | width = 0; |
792 | prec = -1; |
945 | prec = -1; |
793 | sign = '\0'; |
946 | sign = '\0'; |
794 | #ifdef FLOATING_POINT |
947 | #ifdef FLOATING_POINT |
795 | lead = 0; |
948 | lead = 0; |
796 | #endif |
- | |
797 | #ifdef _WANT_IO_C99_FORMATS |
949 | #ifdef _WANT_IO_C99_FORMATS |
798 | nseps = nrepeats = 0; |
950 | nseps = nrepeats = 0; |
799 | #endif |
951 | #endif |
- | 952 | #endif |
|
800 | #ifndef _NO_POS_ARGS |
953 | #ifndef _NO_POS_ARGS |
801 | N = arg_index; |
954 | N = arg_index; |
802 | is_pos_arg = 0; |
955 | is_pos_arg = 0; |
803 | #endif |
956 | #endif |
804 | 957 | ||
805 | rflag: ch = *fmt++; |
958 | rflag: ch = *fmt++; |
806 | reswitch: switch (ch) { |
959 | reswitch: switch (ch) { |
807 | #ifdef _WANT_IO_C99_FORMATS |
960 | #ifdef _WANT_IO_C99_FORMATS |
808 | case '\'': |
961 | case '\'': |
809 | thousands_sep = _localeconv_r (data)->thousands_sep; |
962 | thousands_sep = _localeconv_r (data)->thousands_sep; |
810 | thsnd_len = strlen (thousands_sep); |
963 | thsnd_len = strlen (thousands_sep); |
811 | grouping = _localeconv_r (data)->grouping; |
964 | grouping = _localeconv_r (data)->grouping; |
812 | if (thsnd_len > 0 && grouping && *grouping) |
965 | if (thsnd_len > 0 && grouping && *grouping) |
813 | flags |= GROUPING; |
966 | flags |= GROUPING; |
814 | goto rflag; |
967 | goto rflag; |
815 | #endif |
968 | #endif |
816 | case ' ': |
969 | case ' ': |
817 | /* |
970 | /* |
818 | * ``If the space and + flags both appear, the space |
971 | * ``If the space and + flags both appear, the space |
819 | * flag will be ignored.'' |
972 | * flag will be ignored.'' |
820 | * -- ANSI X3J11 |
973 | * -- ANSI X3J11 |
821 | */ |
974 | */ |
822 | if (!sign) |
975 | if (!sign) |
823 | sign = ' '; |
976 | sign = ' '; |
824 | goto rflag; |
977 | goto rflag; |
825 | case '#': |
978 | case '#': |
826 | flags |= ALT; |
979 | flags |= ALT; |
827 | goto rflag; |
980 | goto rflag; |
828 | case '*': |
981 | case '*': |
829 | #ifndef _NO_POS_ARGS |
982 | #ifndef _NO_POS_ARGS |
830 | /* we must check for positional arg used for dynamic width */ |
983 | /* we must check for positional arg used for dynamic width */ |
831 | n = N; |
984 | n = N; |
832 | old_is_pos_arg = is_pos_arg; |
985 | old_is_pos_arg = is_pos_arg; |
833 | is_pos_arg = 0; |
986 | is_pos_arg = 0; |
834 | if (is_digit (*fmt)) { |
987 | if (is_digit (*fmt)) { |
835 | char *old_fmt = fmt; |
988 | char *old_fmt = fmt; |
836 | 989 | ||
837 | n = 0; |
990 | n = 0; |
838 | ch = *fmt++; |
991 | ch = *fmt++; |
839 | do { |
992 | do { |
840 | n = 10 * n + to_digit (ch); |
993 | n = 10 * n + to_digit (ch); |
841 | ch = *fmt++; |
994 | ch = *fmt++; |
842 | } while (is_digit (ch)); |
995 | } while (is_digit (ch)); |
843 | 996 | ||
844 | if (ch == '$') { |
997 | if (ch == '$') { |
845 | if (n <= MAX_POS_ARGS) { |
998 | if (n <= MAX_POS_ARGS) { |
846 | n -= 1; |
999 | n -= 1; |
847 | is_pos_arg = 1; |
1000 | is_pos_arg = 1; |
848 | } |
1001 | } |
849 | else |
1002 | else |
850 | goto error; |
1003 | goto error; |
851 | } |
1004 | } |
852 | else { |
1005 | else { |
853 | fmt = old_fmt; |
1006 | fmt = old_fmt; |
854 | goto rflag; |
1007 | goto rflag; |
855 | } |
1008 | } |
856 | } |
1009 | } |
857 | #endif /* !_NO_POS_ARGS */ |
1010 | #endif /* !_NO_POS_ARGS */ |
858 | 1011 | ||
859 | /* |
1012 | /* |
860 | * ``A negative field width argument is taken as a |
1013 | * ``A negative field width argument is taken as a |
861 | * - flag followed by a positive field width.'' |
1014 | * - flag followed by a positive field width.'' |
862 | * -- ANSI X3J11 |
1015 | * -- ANSI X3J11 |
863 | * They don't exclude field widths read from args. |
1016 | * They don't exclude field widths read from args. |
864 | */ |
1017 | */ |
865 | width = GET_ARG (n, ap, int); |
1018 | width = GET_ARG (n, ap, int); |
866 | #ifndef _NO_POS_ARGS |
1019 | #ifndef _NO_POS_ARGS |
867 | is_pos_arg = old_is_pos_arg; |
1020 | is_pos_arg = old_is_pos_arg; |
868 | #endif |
1021 | #endif |
869 | if (width >= 0) |
1022 | if (width >= 0) |
870 | goto rflag; |
1023 | goto rflag; |
871 | width = -width; |
1024 | width = -width; |
872 | /* FALLTHROUGH */ |
1025 | /* FALLTHROUGH */ |
873 | case '-': |
1026 | case '-': |
874 | flags |= LADJUST; |
1027 | flags |= LADJUST; |
875 | goto rflag; |
1028 | goto rflag; |
876 | case '+': |
1029 | case '+': |
877 | sign = '+'; |
1030 | sign = '+'; |
878 | goto rflag; |
1031 | goto rflag; |
879 | case '.': |
1032 | case '.': |
880 | if ((ch = *fmt++) == '*') { |
1033 | if ((ch = *fmt++) == '*') { |
881 | #ifndef _NO_POS_ARGS |
1034 | #ifndef _NO_POS_ARGS |
882 | /* we must check for positional arg used for dynamic width */ |
1035 | /* we must check for positional arg used for dynamic width */ |
883 | n = N; |
1036 | n = N; |
884 | old_is_pos_arg = is_pos_arg; |
1037 | old_is_pos_arg = is_pos_arg; |
885 | is_pos_arg = 0; |
1038 | is_pos_arg = 0; |
886 | if (is_digit (*fmt)) { |
1039 | if (is_digit (*fmt)) { |
887 | char *old_fmt = fmt; |
1040 | char *old_fmt = fmt; |
888 | 1041 | ||
889 | n = 0; |
1042 | n = 0; |
890 | ch = *fmt++; |
1043 | ch = *fmt++; |
891 | do { |
1044 | do { |
892 | n = 10 * n + to_digit (ch); |
1045 | n = 10 * n + to_digit (ch); |
893 | ch = *fmt++; |
1046 | ch = *fmt++; |
894 | } while (is_digit (ch)); |
1047 | } while (is_digit (ch)); |
895 | 1048 | ||
896 | if (ch == '$') { |
1049 | if (ch == '$') { |
897 | if (n <= MAX_POS_ARGS) { |
1050 | if (n <= MAX_POS_ARGS) { |
898 | n -= 1; |
1051 | n -= 1; |
899 | is_pos_arg = 1; |
1052 | is_pos_arg = 1; |
900 | } |
1053 | } |
901 | else |
1054 | else |
902 | goto error; |
1055 | goto error; |
903 | } |
1056 | } |
904 | else { |
1057 | else { |
905 | fmt = old_fmt; |
1058 | fmt = old_fmt; |
906 | goto rflag; |
1059 | goto rflag; |
907 | } |
1060 | } |
908 | } |
1061 | } |
909 | #endif /* !_NO_POS_ARGS */ |
1062 | #endif /* !_NO_POS_ARGS */ |
910 | prec = GET_ARG (n, ap, int); |
1063 | prec = GET_ARG (n, ap, int); |
911 | #ifndef _NO_POS_ARGS |
1064 | #ifndef _NO_POS_ARGS |
912 | is_pos_arg = old_is_pos_arg; |
1065 | is_pos_arg = old_is_pos_arg; |
913 | #endif |
1066 | #endif |
914 | if (prec < 0) |
1067 | if (prec < 0) |
915 | prec = -1; |
1068 | prec = -1; |
916 | goto rflag; |
1069 | goto rflag; |
917 | } |
1070 | } |
918 | n = 0; |
1071 | n = 0; |
919 | while (is_digit (ch)) { |
1072 | while (is_digit (ch)) { |
920 | n = 10 * n + to_digit (ch); |
1073 | n = 10 * n + to_digit (ch); |
921 | ch = *fmt++; |
1074 | ch = *fmt++; |
922 | } |
1075 | } |
923 | prec = n < 0 ? -1 : n; |
1076 | prec = n < 0 ? -1 : n; |
924 | goto reswitch; |
1077 | goto reswitch; |
925 | case '0': |
1078 | case '0': |
926 | /* |
1079 | /* |
927 | * ``Note that 0 is taken as a flag, not as the |
1080 | * ``Note that 0 is taken as a flag, not as the |
928 | * beginning of a field width.'' |
1081 | * beginning of a field width.'' |
929 | * -- ANSI X3J11 |
1082 | * -- ANSI X3J11 |
930 | */ |
1083 | */ |
931 | flags |= ZEROPAD; |
1084 | flags |= ZEROPAD; |
932 | goto rflag; |
1085 | goto rflag; |
933 | case '1': case '2': case '3': case '4': |
1086 | case '1': case '2': case '3': case '4': |
934 | case '5': case '6': case '7': case '8': case '9': |
1087 | case '5': case '6': case '7': case '8': case '9': |
935 | n = 0; |
1088 | n = 0; |
936 | do { |
1089 | do { |
937 | n = 10 * n + to_digit (ch); |
1090 | n = 10 * n + to_digit (ch); |
938 | ch = *fmt++; |
1091 | ch = *fmt++; |
939 | } while (is_digit (ch)); |
1092 | } while (is_digit (ch)); |
940 | #ifndef _NO_POS_ARGS |
1093 | #ifndef _NO_POS_ARGS |
941 | if (ch == '$') { |
1094 | if (ch == '$') { |
942 | if (n <= MAX_POS_ARGS) { |
1095 | if (n <= MAX_POS_ARGS) { |
943 | N = n - 1; |
1096 | N = n - 1; |
944 | is_pos_arg = 1; |
1097 | is_pos_arg = 1; |
945 | goto rflag; |
1098 | goto rflag; |
946 | } |
1099 | } |
947 | else |
1100 | else |
948 | goto error; |
1101 | goto error; |
949 | } |
1102 | } |
950 | #endif /* !_NO_POS_ARGS */ |
1103 | #endif /* !_NO_POS_ARGS */ |
951 | width = n; |
1104 | width = n; |
952 | goto reswitch; |
1105 | goto reswitch; |
953 | #ifdef FLOATING_POINT |
1106 | #ifdef FLOATING_POINT |
954 | case 'L': |
1107 | case 'L': |
955 | flags |= LONGDBL; |
1108 | flags |= LONGDBL; |
956 | goto rflag; |
1109 | goto rflag; |
957 | #endif |
1110 | #endif |
958 | case 'h': |
1111 | case 'h': |
959 | #ifdef _WANT_IO_C99_FORMATS |
1112 | #ifdef _WANT_IO_C99_FORMATS |
960 | if (*fmt == 'h') { |
1113 | if (*fmt == 'h') { |
961 | fmt++; |
1114 | fmt++; |
962 | flags |= CHARINT; |
1115 | flags |= CHARINT; |
963 | } else |
1116 | } else |
964 | #endif |
1117 | #endif |
965 | flags |= SHORTINT; |
1118 | flags |= SHORTINT; |
966 | goto rflag; |
1119 | goto rflag; |
967 | case 'l': |
1120 | case 'l': |
968 | #if defined _WANT_IO_C99_FORMATS || !defined _NO_LONGLONG |
1121 | #if defined _WANT_IO_C99_FORMATS || !defined _NO_LONGLONG |
969 | if (*fmt == 'l') { |
1122 | if (*fmt == 'l') { |
970 | fmt++; |
1123 | fmt++; |
971 | flags |= QUADINT; |
1124 | flags |= QUADINT; |
972 | } else |
1125 | } else |
973 | #endif |
1126 | #endif |
974 | flags |= LONGINT; |
1127 | flags |= LONGINT; |
975 | goto rflag; |
1128 | goto rflag; |
976 | case 'q': /* extension */ |
1129 | case 'q': /* extension */ |
977 | flags |= QUADINT; |
1130 | flags |= QUADINT; |
978 | goto rflag; |
1131 | goto rflag; |
979 | #ifdef _WANT_IO_C99_FORMATS |
1132 | #ifdef _WANT_IO_C99_FORMATS |
980 | case 'j': |
1133 | case 'j': |
981 | if (sizeof (intmax_t) == sizeof (long)) |
1134 | if (sizeof (intmax_t) == sizeof (long)) |
982 | flags |= LONGINT; |
1135 | flags |= LONGINT; |
983 | else |
1136 | else |
984 | flags |= QUADINT; |
1137 | flags |= QUADINT; |
985 | goto rflag; |
1138 | goto rflag; |
986 | case 'z': |
1139 | case 'z': |
987 | if (sizeof (size_t) < sizeof (int)) |
1140 | if (sizeof (size_t) < sizeof (int)) |
988 | /* POSIX states size_t is 16 or more bits, as is short. */ |
1141 | /* POSIX states size_t is 16 or more bits, as is short. */ |
989 | flags |= SHORTINT; |
1142 | flags |= SHORTINT; |
990 | else if (sizeof (size_t) == sizeof (int)) |
1143 | else if (sizeof (size_t) == sizeof (int)) |
991 | /* no flag needed */; |
1144 | /* no flag needed */; |
992 | else if (sizeof (size_t) <= sizeof (long)) |
1145 | else if (sizeof (size_t) <= sizeof (long)) |
993 | flags |= LONGINT; |
1146 | flags |= LONGINT; |
994 | else |
1147 | else |
995 | /* POSIX states that at least one programming |
1148 | /* POSIX states that at least one programming |
996 | environment must support size_t no wider than |
1149 | environment must support size_t no wider than |
997 | long, but that means other environments can |
1150 | long, but that means other environments can |
998 | have size_t as wide as long long. */ |
1151 | have size_t as wide as long long. */ |
999 | flags |= QUADINT; |
1152 | flags |= QUADINT; |
1000 | goto rflag; |
1153 | goto rflag; |
1001 | case 't': |
1154 | case 't': |
1002 | if (sizeof (ptrdiff_t) < sizeof (int)) |
1155 | if (sizeof (ptrdiff_t) < sizeof (int)) |
1003 | /* POSIX states ptrdiff_t is 16 or more bits, as |
1156 | /* POSIX states ptrdiff_t is 16 or more bits, as |
1004 | is short. */ |
1157 | is short. */ |
1005 | flags |= SHORTINT; |
1158 | flags |= SHORTINT; |
1006 | else if (sizeof (ptrdiff_t) == sizeof (int)) |
1159 | else if (sizeof (ptrdiff_t) == sizeof (int)) |
1007 | /* no flag needed */; |
1160 | /* no flag needed */; |
1008 | else if (sizeof (ptrdiff_t) <= sizeof (long)) |
1161 | else if (sizeof (ptrdiff_t) <= sizeof (long)) |
1009 | flags |= LONGINT; |
1162 | flags |= LONGINT; |
1010 | else |
1163 | else |
1011 | /* POSIX states that at least one programming |
1164 | /* POSIX states that at least one programming |
1012 | environment must support ptrdiff_t no wider than |
1165 | environment must support ptrdiff_t no wider than |
1013 | long, but that means other environments can |
1166 | long, but that means other environments can |
1014 | have ptrdiff_t as wide as long long. */ |
1167 | have ptrdiff_t as wide as long long. */ |
1015 | flags |= QUADINT; |
1168 | flags |= QUADINT; |
1016 | goto rflag; |
1169 | goto rflag; |
1017 | case 'C': |
1170 | case 'C': |
1018 | #endif /* _WANT_IO_C99_FORMATS */ |
1171 | #endif /* _WANT_IO_C99_FORMATS */ |
1019 | case 'c': |
1172 | case 'c': |
1020 | cp = buf; |
1173 | cp = buf; |
1021 | #ifdef _MB_CAPABLE |
1174 | #ifdef _MB_CAPABLE |
1022 | if (ch == 'C' || (flags & LONGINT)) { |
1175 | if (ch == 'C' || (flags & LONGINT)) { |
1023 | mbstate_t ps; |
1176 | mbstate_t ps; |
1024 | 1177 | ||
1025 | memset ((_PTR)&ps, '\0', sizeof (mbstate_t)); |
1178 | memset ((_PTR)&ps, '\0', sizeof (mbstate_t)); |
1026 | if ((size = (int)_wcrtomb_r (data, cp, |
1179 | if ((size = (int)_wcrtomb_r (data, cp, |
1027 | (wchar_t)GET_ARG (N, ap, wint_t), |
1180 | (wchar_t)GET_ARG (N, ap, wint_t), |
1028 | &ps)) == -1) { |
1181 | &ps)) == -1) { |
1029 | fp->_flags |= __SERR; |
1182 | fp->_flags |= __SERR; |
1030 | goto error; |
1183 | goto error; |
1031 | } |
1184 | } |
1032 | } |
1185 | } |
1033 | else |
1186 | else |
1034 | #endif /* _MB_CAPABLE */ |
1187 | #endif /* _MB_CAPABLE */ |
1035 | { |
1188 | { |
1036 | *cp = GET_ARG (N, ap, int); |
1189 | *cp = GET_ARG (N, ap, int); |
1037 | size = 1; |
1190 | size = 1; |
1038 | } |
1191 | } |
1039 | sign = '\0'; |
1192 | sign = '\0'; |
1040 | break; |
1193 | break; |
1041 | case 'D': /* extension */ |
1194 | case 'D': /* extension */ |
1042 | flags |= LONGINT; |
1195 | flags |= LONGINT; |
1043 | /*FALLTHROUGH*/ |
1196 | /*FALLTHROUGH*/ |
1044 | case 'd': |
1197 | case 'd': |
1045 | case 'i': |
1198 | case 'i': |
1046 | _uquad = SARG (); |
1199 | _uquad = SARG (); |
1047 | #ifndef _NO_LONGLONG |
1200 | #ifndef _NO_LONGLONG |
1048 | if ((quad_t)_uquad < 0) |
1201 | if ((quad_t)_uquad < 0) |
1049 | #else |
1202 | #else |
1050 | if ((long) _uquad < 0) |
1203 | if ((long) _uquad < 0) |
1051 | #endif |
1204 | #endif |
1052 | { |
1205 | { |
1053 | 1206 | ||
1054 | _uquad = -_uquad; |
1207 | _uquad = -_uquad; |
1055 | sign = '-'; |
1208 | sign = '-'; |
1056 | } |
1209 | } |
1057 | base = DEC; |
1210 | base = DEC; |
1058 | goto number; |
1211 | goto number; |
1059 | #ifdef FLOATING_POINT |
1212 | #ifdef FLOATING_POINT |
1060 | # ifdef _WANT_IO_C99_FORMATS |
1213 | # ifdef _WANT_IO_C99_FORMATS |
1061 | case 'a': |
1214 | case 'a': |
1062 | case 'A': |
1215 | case 'A': |
1063 | case 'F': |
1216 | case 'F': |
1064 | # endif |
1217 | # endif |
1065 | case 'e': |
1218 | case 'e': |
1066 | case 'E': |
1219 | case 'E': |
1067 | case 'f': |
1220 | case 'f': |
1068 | case 'g': |
1221 | case 'g': |
1069 | case 'G': |
1222 | case 'G': |
1070 | # ifdef _NO_LONGDBL |
1223 | # ifdef _NO_LONGDBL |
1071 | if (flags & LONGDBL) { |
1224 | if (flags & LONGDBL) { |
1072 | _fpvalue = (double) GET_ARG (N, ap, _LONG_DOUBLE); |
1225 | _fpvalue = (double) GET_ARG (N, ap, _LONG_DOUBLE); |
1073 | } else { |
1226 | } else { |
1074 | _fpvalue = GET_ARG (N, ap, double); |
1227 | _fpvalue = GET_ARG (N, ap, double); |
1075 | } |
1228 | } |
1076 | 1229 | ||
1077 | /* do this before tricky precision changes |
1230 | /* do this before tricky precision changes |
1078 | 1231 | ||
1079 | If the output is infinite or NaN, leading |
1232 | If the output is infinite or NaN, leading |
1080 | zeros are not permitted. Otherwise, scanf |
1233 | zeros are not permitted. Otherwise, scanf |
1081 | could not read what printf wrote. |
1234 | could not read what printf wrote. |
1082 | */ |
1235 | */ |
1083 | if (isinf (_fpvalue)) { |
1236 | if (isinf (_fpvalue)) { |
1084 | if (_fpvalue < 0) |
1237 | if (_fpvalue < 0) |
1085 | sign = '-'; |
1238 | sign = '-'; |
1086 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1239 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1087 | cp = "INF"; |
1240 | cp = "INF"; |
1088 | else |
1241 | else |
1089 | cp = "inf"; |
1242 | cp = "inf"; |
1090 | size = 3; |
1243 | size = 3; |
1091 | flags &= ~ZEROPAD; |
1244 | flags &= ~ZEROPAD; |
1092 | break; |
1245 | break; |
1093 | } |
1246 | } |
1094 | if (isnan (_fpvalue)) { |
1247 | if (isnan (_fpvalue)) { |
1095 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1248 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1096 | cp = "NAN"; |
1249 | cp = "NAN"; |
1097 | else |
1250 | else |
1098 | cp = "nan"; |
1251 | cp = "nan"; |
1099 | size = 3; |
1252 | size = 3; |
1100 | flags &= ~ZEROPAD; |
1253 | flags &= ~ZEROPAD; |
1101 | break; |
1254 | break; |
1102 | } |
1255 | } |
1103 | 1256 | ||
1104 | # else /* !_NO_LONGDBL */ |
1257 | # else /* !_NO_LONGDBL */ |
1105 | 1258 | ||
1106 | if (flags & LONGDBL) { |
1259 | if (flags & LONGDBL) { |
1107 | _fpvalue = GET_ARG (N, ap, _LONG_DOUBLE); |
1260 | _fpvalue = GET_ARG (N, ap, _LONG_DOUBLE); |
1108 | } else { |
1261 | } else { |
1109 | _fpvalue = (_LONG_DOUBLE)GET_ARG (N, ap, double); |
1262 | _fpvalue = (_LONG_DOUBLE)GET_ARG (N, ap, double); |
1110 | } |
1263 | } |
1111 | 1264 | ||
1112 | /* do this before tricky precision changes */ |
1265 | /* do this before tricky precision changes */ |
1113 | expt = _ldcheck (&_fpvalue); |
1266 | expt = _ldcheck (&_fpvalue); |
1114 | if (expt == 2) { |
1267 | if (expt == 2) { |
1115 | if (_fpvalue < 0) |
1268 | if (_fpvalue < 0) |
1116 | sign = '-'; |
1269 | sign = '-'; |
1117 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1270 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1118 | cp = "INF"; |
1271 | cp = "INF"; |
1119 | else |
1272 | else |
1120 | cp = "inf"; |
1273 | cp = "inf"; |
1121 | size = 3; |
1274 | size = 3; |
1122 | flags &= ~ZEROPAD; |
1275 | flags &= ~ZEROPAD; |
1123 | break; |
1276 | break; |
1124 | } |
1277 | } |
1125 | if (expt == 1) { |
1278 | if (expt == 1) { |
1126 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1279 | if (ch <= 'G') /* 'A', 'E', 'F', or 'G' */ |
1127 | cp = "NAN"; |
1280 | cp = "NAN"; |
1128 | else |
1281 | else |
1129 | cp = "nan"; |
1282 | cp = "nan"; |
1130 | size = 3; |
1283 | size = 3; |
1131 | flags &= ~ZEROPAD; |
1284 | flags &= ~ZEROPAD; |
1132 | break; |
1285 | break; |
1133 | } |
1286 | } |
1134 | # endif /* !_NO_LONGDBL */ |
1287 | # endif /* !_NO_LONGDBL */ |
1135 | 1288 | ||
1136 | # ifdef _WANT_IO_C99_FORMATS |
1289 | # ifdef _WANT_IO_C99_FORMATS |
1137 | if (ch == 'a' || ch == 'A') { |
1290 | if (ch == 'a' || ch == 'A') { |
1138 | ox[0] = '0'; |
1291 | ox[0] = '0'; |
1139 | ox[1] = ch == 'a' ? 'x' : 'X'; |
1292 | ox[1] = ch == 'a' ? 'x' : 'X'; |
1140 | flags |= HEXPREFIX; |
1293 | flags |= HEXPREFIX; |
1141 | if (prec >= BUF) |
1294 | if (prec >= BUF) |
1142 | { |
1295 | { |
1143 | if ((malloc_buf = |
1296 | if ((malloc_buf = |
1144 | (char *)_malloc_r (data, prec + 1)) |
1297 | (char *)_malloc_r (data, prec + 1)) |
1145 | == NULL) |
1298 | == NULL) |
1146 | { |
1299 | { |
1147 | fp->_flags |= __SERR; |
1300 | fp->_flags |= __SERR; |
1148 | goto error; |
1301 | goto error; |
1149 | } |
1302 | } |
1150 | cp = malloc_buf; |
1303 | cp = malloc_buf; |
1151 | } |
1304 | } |
1152 | else |
1305 | else |
1153 | cp = buf; |
1306 | cp = buf; |
1154 | } else |
1307 | } else |
1155 | # endif /* _WANT_IO_C99_FORMATS */ |
1308 | # endif /* _WANT_IO_C99_FORMATS */ |
1156 | if (prec == -1) { |
1309 | if (prec == -1) { |
1157 | prec = DEFPREC; |
1310 | prec = DEFPREC; |
1158 | } else if ((ch == 'g' || ch == 'G') && prec == 0) { |
1311 | } else if ((ch == 'g' || ch == 'G') && prec == 0) { |
1159 | prec = 1; |
1312 | prec = 1; |
1160 | } |
1313 | } |
1161 | 1314 | ||
1162 | flags |= FPT; |
1315 | flags |= FPT; |
1163 | 1316 | ||
1164 | cp = cvt (data, _fpvalue, prec, flags, &softsign, |
1317 | cp = cvt (data, _fpvalue, prec, flags, &softsign, |
1165 | &expt, ch, &ndig, cp); |
1318 | &expt, ch, &ndig, cp); |
1166 | 1319 | ||
1167 | if (ch == 'g' || ch == 'G') { |
1320 | if (ch == 'g' || ch == 'G') { |
1168 | if (expt <= -4 || expt > prec) |
1321 | if (expt <= -4 || expt > prec) |
1169 | ch -= 2; /* 'e' or 'E' */ |
1322 | ch -= 2; /* 'e' or 'E' */ |
1170 | else |
1323 | else |
1171 | ch = 'g'; |
1324 | ch = 'g'; |
1172 | } |
1325 | } |
1173 | # ifdef _WANT_IO_C99_FORMATS |
1326 | # ifdef _WANT_IO_C99_FORMATS |
1174 | else if (ch == 'F') |
1327 | else if (ch == 'F') |
1175 | ch = 'f'; |
1328 | ch = 'f'; |
1176 | # endif |
1329 | # endif |
1177 | if (ch <= 'e') { /* 'a', 'A', 'e', or 'E' fmt */ |
1330 | if (ch <= 'e') { /* 'a', 'A', 'e', or 'E' fmt */ |
1178 | --expt; |
1331 | --expt; |
1179 | expsize = exponent (expstr, expt, ch); |
1332 | expsize = exponent (expstr, expt, ch); |
1180 | size = expsize + ndig; |
1333 | size = expsize + ndig; |
1181 | if (ndig > 1 || flags & ALT) |
1334 | if (ndig > 1 || flags & ALT) |
1182 | ++size; |
1335 | ++size; |
1183 | # ifdef _WANT_IO_C99_FORMATS |
1336 | # ifdef _WANT_IO_C99_FORMATS |
1184 | flags &= ~GROUPING; |
1337 | flags &= ~GROUPING; |
1185 | # endif |
1338 | # endif |
1186 | } else { |
1339 | } else { |
1187 | if (ch == 'f') { /* f fmt */ |
1340 | if (ch == 'f') { /* f fmt */ |
1188 | if (expt > 0) { |
1341 | if (expt > 0) { |
1189 | size = expt; |
1342 | size = expt; |
1190 | if (prec || flags & ALT) |
1343 | if (prec || flags & ALT) |
1191 | size += prec + 1; |
1344 | size += prec + 1; |
1192 | } else /* "0.X" */ |
1345 | } else /* "0.X" */ |
1193 | size = (prec || flags & ALT) |
1346 | size = (prec || flags & ALT) |
1194 | ? prec + 2 |
1347 | ? prec + 2 |
1195 | : 1; |
1348 | : 1; |
1196 | } else if (expt >= ndig) { /* fixed g fmt */ |
1349 | } else if (expt >= ndig) { /* fixed g fmt */ |
1197 | size = expt; |
1350 | size = expt; |
1198 | if (flags & ALT) |
1351 | if (flags & ALT) |
1199 | ++size; |
1352 | ++size; |
1200 | } else |
1353 | } else |
1201 | size = ndig + (expt > 0 ? |
1354 | size = ndig + (expt > 0 ? |
1202 | 1 : 2 - expt); |
1355 | 1 : 2 - expt); |
1203 | # ifdef _WANT_IO_C99_FORMATS |
1356 | # ifdef _WANT_IO_C99_FORMATS |
1204 | if ((flags & GROUPING) && expt > 0) { |
1357 | if ((flags & GROUPING) && expt > 0) { |
1205 | /* space for thousands' grouping */ |
1358 | /* space for thousands' grouping */ |
1206 | nseps = nrepeats = 0; |
1359 | nseps = nrepeats = 0; |
1207 | lead = expt; |
1360 | lead = expt; |
1208 | while (*grouping != CHAR_MAX) { |
1361 | while (*grouping != CHAR_MAX) { |
1209 | if (lead <= *grouping) |
1362 | if (lead <= *grouping) |
1210 | break; |
1363 | break; |
1211 | lead -= *grouping; |
1364 | lead -= *grouping; |
1212 | if (grouping[1]) { |
1365 | if (grouping[1]) { |
1213 | nseps++; |
1366 | nseps++; |
1214 | grouping++; |
1367 | grouping++; |
1215 | } else |
1368 | } else |
1216 | nrepeats++; |
1369 | nrepeats++; |
1217 | } |
1370 | } |
1218 | size += (nseps + nrepeats) * thsnd_len; |
1371 | size += (nseps + nrepeats) * thsnd_len; |
1219 | } else |
1372 | } else |
1220 | # endif |
1373 | # endif |
1221 | lead = expt; |
1374 | lead = expt; |
1222 | } |
1375 | } |
1223 | 1376 | ||
1224 | if (softsign) |
1377 | if (softsign) |
1225 | sign = '-'; |
1378 | sign = '-'; |
1226 | break; |
1379 | break; |
1227 | #endif /* FLOATING_POINT */ |
1380 | #endif /* FLOATING_POINT */ |
- | 1381 | #ifdef _GLIBC_EXTENSION |
|
- | 1382 | case 'm': /* extension */ |
|
- | 1383 | { |
|
- | 1384 | int dummy; |
|
- | 1385 | cp = _strerror_r (data, data->_errno, 1, &dummy); |
|
- | 1386 | } |
|
- | 1387 | flags &= ~LONGINT; |
|
- | 1388 | goto string; |
|
- | 1389 | #endif |
|
1228 | case 'n': |
1390 | case 'n': |
1229 | #ifndef _NO_LONGLONG |
1391 | #ifndef _NO_LONGLONG |
1230 | if (flags & QUADINT) |
1392 | if (flags & QUADINT) |
1231 | *GET_ARG (N, ap, quad_ptr_t) = ret; |
1393 | *GET_ARG (N, ap, quad_ptr_t) = ret; |
1232 | else |
1394 | else |
1233 | #endif |
1395 | #endif |
1234 | if (flags & LONGINT) |
1396 | if (flags & LONGINT) |
1235 | *GET_ARG (N, ap, long_ptr_t) = ret; |
1397 | *GET_ARG (N, ap, long_ptr_t) = ret; |
1236 | else if (flags & SHORTINT) |
1398 | else if (flags & SHORTINT) |
1237 | *GET_ARG (N, ap, short_ptr_t) = ret; |
1399 | *GET_ARG (N, ap, short_ptr_t) = ret; |
1238 | #ifdef _WANT_IO_C99_FORMATS |
1400 | #ifdef _WANT_IO_C99_FORMATS |
1239 | else if (flags & CHARINT) |
1401 | else if (flags & CHARINT) |
1240 | *GET_ARG (N, ap, char_ptr_t) = ret; |
1402 | *GET_ARG (N, ap, char_ptr_t) = ret; |
1241 | #endif |
1403 | #endif |
1242 | else |
1404 | else |
1243 | *GET_ARG (N, ap, int_ptr_t) = ret; |
1405 | *GET_ARG (N, ap, int_ptr_t) = ret; |
1244 | continue; /* no output */ |
1406 | continue; /* no output */ |
1245 | case 'O': /* extension */ |
1407 | case 'O': /* extension */ |
1246 | flags |= LONGINT; |
1408 | flags |= LONGINT; |
1247 | /*FALLTHROUGH*/ |
1409 | /*FALLTHROUGH*/ |
1248 | case 'o': |
1410 | case 'o': |
1249 | _uquad = UARG (); |
1411 | _uquad = UARG (); |
1250 | base = OCT; |
1412 | base = OCT; |
1251 | #ifdef _WANT_IO_C99_FORMATS |
1413 | #ifdef _WANT_IO_C99_FORMATS |
1252 | flags &= ~GROUPING; |
1414 | flags &= ~GROUPING; |
1253 | #endif |
1415 | #endif |
1254 | goto nosign; |
1416 | goto nosign; |
1255 | case 'p': |
1417 | case 'p': |
1256 | /* |
1418 | /* |
1257 | * ``The argument shall be a pointer to void. The |
1419 | * ``The argument shall be a pointer to void. The |
1258 | * value of the pointer is converted to a sequence |
1420 | * value of the pointer is converted to a sequence |
1259 | * of printable characters, in an implementation- |
1421 | * of printable characters, in an implementation- |
1260 | * defined manner.'' |
1422 | * defined manner.'' |
1261 | * -- ANSI X3J11 |
1423 | * -- ANSI X3J11 |
1262 | */ |
1424 | */ |
1263 | /* NOSTRICT */ |
1425 | /* NOSTRICT */ |
1264 | _uquad = (uintptr_t) GET_ARG (N, ap, void_ptr_t); |
1426 | _uquad = (uintptr_t) GET_ARG (N, ap, void_ptr_t); |
1265 | base = HEX; |
1427 | base = HEX; |
1266 | xdigs = "0123456789abcdef"; |
1428 | xdigs = "0123456789abcdef"; |
1267 | flags |= HEXPREFIX; |
1429 | flags |= HEXPREFIX; |
1268 | ox[0] = '0'; |
1430 | ox[0] = '0'; |
1269 | ox[1] = ch = 'x'; |
1431 | ox[1] = ch = 'x'; |
1270 | goto nosign; |
1432 | goto nosign; |
1271 | case 's': |
1433 | case 's': |
1272 | #ifdef _WANT_IO_C99_FORMATS |
1434 | #ifdef _WANT_IO_C99_FORMATS |
1273 | case 'S': |
1435 | case 'S': |
1274 | #endif |
1436 | #endif |
1275 | sign = '\0'; |
- | |
1276 | cp = GET_ARG (N, ap, char_ptr_t); |
1437 | cp = GET_ARG (N, ap, char_ptr_t); |
- | 1438 | #ifdef _GLIBC_EXTENSION |
|
- | 1439 | string: |
|
- | 1440 | #endif |
|
- | 1441 | sign = '\0'; |
|
1277 | #ifndef __OPTIMIZE_SIZE__ |
1442 | #ifndef __OPTIMIZE_SIZE__ |
1278 | /* Behavior is undefined if the user passed a |
1443 | /* Behavior is undefined if the user passed a |
1279 | NULL string when precision is not 0. |
1444 | NULL string when precision is not 0. |
1280 | However, if we are not optimizing for size, |
1445 | However, if we are not optimizing for size, |
1281 | we might as well mirror glibc behavior. */ |
1446 | we might as well mirror glibc behavior. */ |
1282 | if (cp == NULL) { |
1447 | if (cp == NULL) { |
1283 | cp = "(null)"; |
1448 | cp = "(null)"; |
1284 | size = ((unsigned) prec > 6U) ? 6 : prec; |
1449 | size = ((unsigned) prec > 6U) ? 6 : prec; |
1285 | } |
1450 | } |
1286 | else |
1451 | else |
1287 | #endif /* __OPTIMIZE_SIZE__ */ |
1452 | #endif /* __OPTIMIZE_SIZE__ */ |
1288 | #ifdef _MB_CAPABLE |
1453 | #ifdef _MB_CAPABLE |
1289 | if (ch == 'S' || (flags & LONGINT)) { |
1454 | if (ch == 'S' || (flags & LONGINT)) { |
1290 | mbstate_t ps; |
1455 | mbstate_t ps; |
1291 | _CONST wchar_t *wcp; |
1456 | _CONST wchar_t *wcp; |
1292 | 1457 | ||
1293 | wcp = (_CONST wchar_t *)cp; |
1458 | wcp = (_CONST wchar_t *)cp; |
1294 | size = m = 0; |
1459 | size = m = 0; |
1295 | memset ((_PTR)&ps, '\0', sizeof (mbstate_t)); |
1460 | memset ((_PTR)&ps, '\0', sizeof (mbstate_t)); |
1296 | 1461 | ||
1297 | /* Count number of bytes needed for multibyte |
1462 | /* Count number of bytes needed for multibyte |
1298 | string that will be produced from widechar |
1463 | string that will be produced from widechar |
1299 | string. */ |
1464 | string. */ |
1300 | if (prec >= 0) { |
1465 | if (prec >= 0) { |
1301 | while (1) { |
1466 | while (1) { |
1302 | if (wcp[m] == L'\0') |
1467 | if (wcp[m] == L'\0') |
1303 | break; |
1468 | break; |
1304 | if ((n = (int)_wcrtomb_r (data, |
1469 | if ((n = (int)_wcrtomb_r (data, |
1305 | buf, wcp[m], &ps)) == -1) { |
1470 | buf, wcp[m], &ps)) == -1) { |
1306 | fp->_flags |= __SERR; |
1471 | fp->_flags |= __SERR; |
1307 | goto error; |
1472 | goto error; |
1308 | } |
1473 | } |
1309 | if (n + size > prec) |
1474 | if (n + size > prec) |
1310 | break; |
1475 | break; |
1311 | m += 1; |
1476 | m += 1; |
1312 | size += n; |
1477 | size += n; |
1313 | if (size == prec) |
1478 | if (size == prec) |
1314 | break; |
1479 | break; |
1315 | } |
1480 | } |
1316 | } |
1481 | } |
1317 | else { |
1482 | else { |
1318 | if ((size = (int)_wcsrtombs_r (data, |
1483 | if ((size = (int)_wcsrtombs_r (data, |
1319 | NULL, &wcp, 0, &ps)) == -1) { |
1484 | NULL, &wcp, 0, &ps)) == -1) { |
1320 | fp->_flags |= __SERR; |
1485 | fp->_flags |= __SERR; |
1321 | goto error; |
1486 | goto error; |
1322 | } |
1487 | } |
1323 | wcp = (_CONST wchar_t *)cp; |
1488 | wcp = (_CONST wchar_t *)cp; |
1324 | } |
1489 | } |
1325 | 1490 | ||
1326 | if (size == 0) |
1491 | if (size == 0) |
1327 | break; |
1492 | break; |
1328 | 1493 | ||
1329 | if (size >= BUF) { |
1494 | if (size >= BUF) { |
1330 | if ((malloc_buf = |
1495 | if ((malloc_buf = |
1331 | (char *)_malloc_r (data, size + 1)) |
1496 | (char *)_malloc_r (data, size + 1)) |
1332 | == NULL) { |
1497 | == NULL) { |
1333 | fp->_flags |= __SERR; |
1498 | fp->_flags |= __SERR; |
1334 | goto error; |
1499 | goto error; |
1335 | } |
1500 | } |
1336 | cp = malloc_buf; |
1501 | cp = malloc_buf; |
1337 | } else |
1502 | } else |
1338 | cp = buf; |
1503 | cp = buf; |
1339 | 1504 | ||
1340 | /* Convert widechar string to multibyte string. */ |
1505 | /* Convert widechar string to multibyte string. */ |
1341 | memset ((_PTR)&ps, '\0', sizeof (mbstate_t)); |
1506 | memset ((_PTR)&ps, '\0', sizeof (mbstate_t)); |
1342 | if (_wcsrtombs_r (data, cp, &wcp, size, &ps) |
1507 | if (_wcsrtombs_r (data, cp, &wcp, size, &ps) |
1343 | != size) { |
1508 | != size) { |
1344 | fp->_flags |= __SERR; |
1509 | fp->_flags |= __SERR; |
1345 | goto error; |
1510 | goto error; |
1346 | } |
1511 | } |
1347 | cp[size] = '\0'; |
1512 | cp[size] = '\0'; |
1348 | } |
1513 | } |
1349 | else |
1514 | else |
1350 | #endif /* _MB_CAPABLE */ |
1515 | #endif /* _MB_CAPABLE */ |
1351 | if (prec >= 0) { |
1516 | if (prec >= 0) { |
1352 | /* |
1517 | /* |
1353 | * can't use strlen; can only look for the |
1518 | * can't use strlen; can only look for the |
1354 | * NUL in the first `prec' characters, and |
1519 | * NUL in the first `prec' characters, and |
1355 | * strlen () will go further. |
1520 | * strlen () will go further. |
1356 | */ |
1521 | */ |
1357 | char *p = memchr (cp, 0, prec); |
1522 | char *p = memchr (cp, 0, prec); |
1358 | 1523 | ||
1359 | if (p != NULL) { |
1524 | if (p != NULL) { |
1360 | size = p - cp; |
1525 | size = p - cp; |
1361 | if (size > prec) |
1526 | if (size > prec) |
1362 | size = prec; |
1527 | size = prec; |
1363 | } else |
1528 | } else |
1364 | size = prec; |
1529 | size = prec; |
1365 | } else |
1530 | } else |
1366 | size = strlen (cp); |
1531 | size = strlen (cp); |
1367 | 1532 | ||
1368 | break; |
1533 | break; |
1369 | case 'U': /* extension */ |
1534 | case 'U': /* extension */ |
1370 | flags |= LONGINT; |
1535 | flags |= LONGINT; |
1371 | /*FALLTHROUGH*/ |
1536 | /*FALLTHROUGH*/ |
1372 | case 'u': |
1537 | case 'u': |
1373 | _uquad = UARG (); |
1538 | _uquad = UARG (); |
1374 | base = DEC; |
1539 | base = DEC; |
1375 | goto nosign; |
1540 | goto nosign; |
1376 | case 'X': |
1541 | case 'X': |
1377 | xdigs = "0123456789ABCDEF"; |
1542 | xdigs = "0123456789ABCDEF"; |
1378 | goto hex; |
1543 | goto hex; |
1379 | case 'x': |
1544 | case 'x': |
1380 | xdigs = "0123456789abcdef"; |
1545 | xdigs = "0123456789abcdef"; |
1381 | hex: _uquad = UARG (); |
1546 | hex: _uquad = UARG (); |
1382 | base = HEX; |
1547 | base = HEX; |
1383 | /* leading 0x/X only if non-zero */ |
1548 | /* leading 0x/X only if non-zero */ |
1384 | if (flags & ALT && _uquad != 0) { |
1549 | if (flags & ALT && _uquad != 0) { |
1385 | ox[0] = '0'; |
1550 | ox[0] = '0'; |
1386 | ox[1] = ch; |
1551 | ox[1] = ch; |
1387 | flags |= HEXPREFIX; |
1552 | flags |= HEXPREFIX; |
1388 | } |
1553 | } |
1389 | 1554 | ||
1390 | #ifdef _WANT_IO_C99_FORMATS |
1555 | #ifdef _WANT_IO_C99_FORMATS |
1391 | flags &= ~GROUPING; |
1556 | flags &= ~GROUPING; |
1392 | #endif |
1557 | #endif |
1393 | /* unsigned conversions */ |
1558 | /* unsigned conversions */ |
1394 | nosign: sign = '\0'; |
1559 | nosign: sign = '\0'; |
1395 | /* |
1560 | /* |
1396 | * ``... diouXx conversions ... if a precision is |
1561 | * ``... diouXx conversions ... if a precision is |
1397 | * specified, the 0 flag will be ignored.'' |
1562 | * specified, the 0 flag will be ignored.'' |
1398 | * -- ANSI X3J11 |
1563 | * -- ANSI X3J11 |
1399 | */ |
1564 | */ |
1400 | number: if ((dprec = prec) >= 0) |
1565 | number: if ((dprec = prec) >= 0) |
1401 | flags &= ~ZEROPAD; |
1566 | flags &= ~ZEROPAD; |
1402 | 1567 | ||
1403 | /* |
1568 | /* |
1404 | * ``The result of converting a zero value with an |
1569 | * ``The result of converting a zero value with an |
1405 | * explicit precision of zero is no characters.'' |
1570 | * explicit precision of zero is no characters.'' |
1406 | * -- ANSI X3J11 |
1571 | * -- ANSI X3J11 |
1407 | */ |
1572 | */ |
1408 | cp = buf + BUF; |
1573 | cp = buf + BUF; |
1409 | if (_uquad != 0 || prec != 0) { |
1574 | if (_uquad != 0 || prec != 0) { |
1410 | /* |
1575 | /* |
1411 | * Unsigned mod is hard, and unsigned mod |
1576 | * Unsigned mod is hard, and unsigned mod |
1412 | * by a constant is easier than that by |
1577 | * by a constant is easier than that by |
1413 | * a variable; hence this switch. |
1578 | * a variable; hence this switch. |
1414 | */ |
1579 | */ |
1415 | switch (base) { |
1580 | switch (base) { |
1416 | case OCT: |
1581 | case OCT: |
1417 | do { |
1582 | do { |
1418 | *--cp = to_char (_uquad & 7); |
1583 | *--cp = to_char (_uquad & 7); |
1419 | _uquad >>= 3; |
1584 | _uquad >>= 3; |
1420 | } while (_uquad); |
1585 | } while (_uquad); |
1421 | /* handle octal leading 0 */ |
1586 | /* handle octal leading 0 */ |
1422 | if (flags & ALT && *cp != '0') |
1587 | if (flags & ALT && *cp != '0') |
1423 | *--cp = '0'; |
1588 | *--cp = '0'; |
1424 | break; |
1589 | break; |
1425 | 1590 | ||
1426 | case DEC: |
1591 | case DEC: |
1427 | /* many numbers are 1 digit */ |
1592 | /* many numbers are 1 digit */ |
1428 | if (_uquad < 10) { |
1593 | if (_uquad < 10) { |
1429 | *--cp = to_char(_uquad); |
1594 | *--cp = to_char(_uquad); |
1430 | break; |
1595 | break; |
1431 | } |
1596 | } |
1432 | #ifdef _WANT_IO_C99_FORMATS |
1597 | #ifdef _WANT_IO_C99_FORMATS |
1433 | ndig = 0; |
1598 | ndig = 0; |
1434 | #endif |
1599 | #endif |
1435 | do { |
1600 | do { |
1436 | *--cp = to_char (_uquad % 10); |
1601 | *--cp = to_char (_uquad % 10); |
1437 | #ifdef _WANT_IO_C99_FORMATS |
1602 | #ifdef _WANT_IO_C99_FORMATS |
1438 | ndig++; |
1603 | ndig++; |
1439 | /* If (*grouping == CHAR_MAX) then no |
1604 | /* If (*grouping == CHAR_MAX) then no |
1440 | more grouping */ |
1605 | more grouping */ |
1441 | if ((flags & GROUPING) |
1606 | if ((flags & GROUPING) |
1442 | && ndig == *grouping |
1607 | && ndig == *grouping |
1443 | && *grouping != CHAR_MAX |
1608 | && *grouping != CHAR_MAX |
1444 | && _uquad > 9) { |
1609 | && _uquad > 9) { |
1445 | cp -= thsnd_len; |
1610 | cp -= thsnd_len; |
1446 | strncpy (cp, thousands_sep, |
1611 | strncpy (cp, thousands_sep, |
1447 | thsnd_len); |
1612 | thsnd_len); |
1448 | ndig = 0; |
1613 | ndig = 0; |
1449 | /* If (grouping[1] == '\0') then we |
1614 | /* If (grouping[1] == '\0') then we |
1450 | have to use *grouping character |
1615 | have to use *grouping character |
1451 | (last grouping rule) for all |
1616 | (last grouping rule) for all |
1452 | next cases. */ |
1617 | next cases. */ |
1453 | if (grouping[1] != '\0') |
1618 | if (grouping[1] != '\0') |
1454 | grouping++; |
1619 | grouping++; |
1455 | } |
1620 | } |
1456 | #endif |
1621 | #endif |
1457 | _uquad /= 10; |
1622 | _uquad /= 10; |
1458 | } while (_uquad != 0); |
1623 | } while (_uquad != 0); |
1459 | break; |
1624 | break; |
1460 | 1625 | ||
1461 | case HEX: |
1626 | case HEX: |
1462 | do { |
1627 | do { |
1463 | *--cp = xdigs[_uquad & 15]; |
1628 | *--cp = xdigs[_uquad & 15]; |
1464 | _uquad >>= 4; |
1629 | _uquad >>= 4; |
1465 | } while (_uquad); |
1630 | } while (_uquad); |
1466 | break; |
1631 | break; |
1467 | 1632 | ||
1468 | default: |
1633 | default: |
1469 | cp = "bug in vfprintf: bad base"; |
1634 | cp = "bug in vfprintf: bad base"; |
1470 | size = strlen (cp); |
1635 | size = strlen (cp); |
1471 | goto skipsize; |
1636 | goto skipsize; |
1472 | } |
1637 | } |
1473 | } |
1638 | } |
1474 | /* |
1639 | /* |
1475 | * ...result is to be converted to an 'alternate form'. |
1640 | * ...result is to be converted to an 'alternate form'. |
1476 | * For o conversion, it increases the precision to force |
1641 | * For o conversion, it increases the precision to force |
1477 | * the first digit of the result to be a zero." |
1642 | * the first digit of the result to be a zero." |
1478 | * -- ANSI X3J11 |
1643 | * -- ANSI X3J11 |
1479 | * |
1644 | * |
1480 | * To demonstrate this case, compile and run: |
1645 | * To demonstrate this case, compile and run: |
1481 | * printf ("%#.0o",0); |
1646 | * printf ("%#.0o",0); |
1482 | */ |
1647 | */ |
1483 | else if (base == OCT && (flags & ALT)) |
1648 | else if (base == OCT && (flags & ALT)) |
1484 | *--cp = '0'; |
1649 | *--cp = '0'; |
1485 | 1650 | ||
1486 | size = buf + BUF - cp; |
1651 | size = buf + BUF - cp; |
1487 | skipsize: |
1652 | skipsize: |
1488 | break; |
1653 | break; |
1489 | default: /* "%?" prints ?, unless ? is NUL */ |
1654 | default: /* "%?" prints ?, unless ? is NUL */ |
1490 | if (ch == '\0') |
1655 | if (ch == '\0') |
1491 | goto done; |
1656 | goto done; |
1492 | /* pretend it was %c with argument ch */ |
1657 | /* pretend it was %c with argument ch */ |
1493 | cp = buf; |
1658 | cp = buf; |
1494 | *cp = ch; |
1659 | *cp = ch; |
1495 | size = 1; |
1660 | size = 1; |
1496 | sign = '\0'; |
1661 | sign = '\0'; |
1497 | break; |
1662 | break; |
1498 | } |
1663 | } |
1499 | 1664 | ||
1500 | /* |
1665 | /* |
1501 | * All reasonable formats wind up here. At this point, `cp' |
1666 | * All reasonable formats wind up here. At this point, `cp' |
1502 | * points to a string which (if not flags&LADJUST) should be |
1667 | * points to a string which (if not flags&LADJUST) should be |
1503 | * padded out to `width' places. If flags&ZEROPAD, it should |
1668 | * padded out to `width' places. If flags&ZEROPAD, it should |
1504 | * first be prefixed by any sign or other prefix; otherwise, |
1669 | * first be prefixed by any sign or other prefix; otherwise, |
1505 | * it should be blank padded before the prefix is emitted. |
1670 | * it should be blank padded before the prefix is emitted. |
1506 | * After any left-hand padding and prefixing, emit zeroes |
1671 | * After any left-hand padding and prefixing, emit zeroes |
1507 | * required by a decimal [diouxX] precision, then print the |
1672 | * required by a decimal [diouxX] precision, then print the |
1508 | * string proper, then emit zeroes required by any leftover |
1673 | * string proper, then emit zeroes required by any leftover |
1509 | * floating precision; finally, if LADJUST, pad with blanks. |
1674 | * floating precision; finally, if LADJUST, pad with blanks. |
1510 | * If flags&FPT, ch must be in [aAeEfg]. |
1675 | * If flags&FPT, ch must be in [aAeEfg]. |
1511 | * |
1676 | * |
1512 | * Compute actual size, so we know how much to pad. |
1677 | * Compute actual size, so we know how much to pad. |
1513 | * size excludes decimal prec; realsz includes it. |
1678 | * size excludes decimal prec; realsz includes it. |
1514 | */ |
1679 | */ |
1515 | realsz = dprec > size ? dprec : size; |
1680 | realsz = dprec > size ? dprec : size; |
1516 | if (sign) |
1681 | if (sign) |
1517 | realsz++; |
1682 | realsz++; |
1518 | if (flags & HEXPREFIX) |
1683 | if (flags & HEXPREFIX) |
1519 | realsz+= 2; |
1684 | realsz+= 2; |
1520 | 1685 | ||
1521 | /* right-adjusting blank padding */ |
1686 | /* right-adjusting blank padding */ |
1522 | if ((flags & (LADJUST|ZEROPAD)) == 0) |
1687 | if ((flags & (LADJUST|ZEROPAD)) == 0) |
1523 | PAD (width - realsz, blanks); |
1688 | PAD (width - realsz, blanks); |
1524 | 1689 | ||
1525 | /* prefix */ |
1690 | /* prefix */ |
1526 | if (sign) |
1691 | if (sign) |
1527 | PRINT (&sign, 1); |
1692 | PRINT (&sign, 1); |
1528 | if (flags & HEXPREFIX) |
1693 | if (flags & HEXPREFIX) |
1529 | PRINT (ox, 2); |
1694 | PRINT (ox, 2); |
1530 | 1695 | ||
1531 | /* right-adjusting zero padding */ |
1696 | /* right-adjusting zero padding */ |
1532 | if ((flags & (LADJUST|ZEROPAD)) == ZEROPAD) |
1697 | if ((flags & (LADJUST|ZEROPAD)) == ZEROPAD) |
1533 | PAD (width - realsz, zeroes); |
1698 | PAD (width - realsz, zeroes); |
1534 | 1699 | ||
1535 | /* leading zeroes from decimal precision */ |
1700 | /* leading zeroes from decimal precision */ |
1536 | PAD (dprec - size, zeroes); |
1701 | PAD (dprec - size, zeroes); |
1537 | 1702 | ||
1538 | /* the string or number proper */ |
1703 | /* the string or number proper */ |
1539 | #ifdef FLOATING_POINT |
1704 | #ifdef FLOATING_POINT |
1540 | if ((flags & FPT) == 0) { |
1705 | if ((flags & FPT) == 0) { |
1541 | PRINT (cp, size); |
1706 | PRINT (cp, size); |
1542 | } else { /* glue together f_p fragments */ |
1707 | } else { /* glue together f_p fragments */ |
1543 | if (ch >= 'f') { /* 'f' or 'g' */ |
1708 | if (ch >= 'f') { /* 'f' or 'g' */ |
1544 | if (_fpvalue == 0) { |
1709 | if (_fpvalue == 0) { |
1545 | /* kludge for __dtoa irregularity */ |
1710 | /* kludge for __dtoa irregularity */ |
1546 | PRINT ("0", 1); |
1711 | PRINT ("0", 1); |
1547 | if (expt < ndig || flags & ALT) { |
1712 | if (expt < ndig || flags & ALT) { |
1548 | PRINT (decimal_point, decp_len); |
1713 | PRINT (decimal_point, decp_len); |
1549 | PAD (ndig - 1, zeroes); |
1714 | PAD (ndig - 1, zeroes); |
1550 | } |
1715 | } |
1551 | } else if (expt <= 0) { |
1716 | } else if (expt <= 0) { |
1552 | PRINT ("0", 1); |
1717 | PRINT ("0", 1); |
1553 | if (expt || ndig || flags & ALT) { |
1718 | if (expt || ndig || flags & ALT) { |
1554 | PRINT (decimal_point, decp_len); |
1719 | PRINT (decimal_point, decp_len); |
1555 | PAD (-expt, zeroes); |
1720 | PAD (-expt, zeroes); |
1556 | PRINT (cp, ndig); |
1721 | PRINT (cp, ndig); |
1557 | } |
1722 | } |
1558 | } else { |
1723 | } else { |
1559 | char *convbuf = cp; |
1724 | char *convbuf = cp; |
1560 | PRINTANDPAD(cp, convbuf + ndig, |
1725 | PRINTANDPAD(cp, convbuf + ndig, |
1561 | lead, zeroes); |
1726 | lead, zeroes); |
1562 | cp += lead; |
1727 | cp += lead; |
1563 | #ifdef _WANT_IO_C99_FORMATS |
1728 | #ifdef _WANT_IO_C99_FORMATS |
1564 | if (flags & GROUPING) { |
1729 | if (flags & GROUPING) { |
1565 | while (nseps > 0 || nrepeats > 0) { |
1730 | while (nseps > 0 || nrepeats > 0) { |
1566 | if (nrepeats > 0) |
1731 | if (nrepeats > 0) |
1567 | nrepeats--; |
1732 | nrepeats--; |
1568 | else { |
1733 | else { |
1569 | grouping--; |
1734 | grouping--; |
1570 | nseps--; |
1735 | nseps--; |
1571 | } |
1736 | } |
1572 | PRINT(thousands_sep, thsnd_len); |
1737 | PRINT(thousands_sep, thsnd_len); |
1573 | PRINTANDPAD (cp, convbuf + ndig, |
1738 | PRINTANDPAD (cp, convbuf + ndig, |
1574 | *grouping, zeroes); |
1739 | *grouping, zeroes); |
1575 | cp += *grouping; |
1740 | cp += *grouping; |
1576 | } |
1741 | } |
1577 | if (cp > convbuf + ndig) |
1742 | if (cp > convbuf + ndig) |
1578 | cp = convbuf + ndig; |
1743 | cp = convbuf + ndig; |
1579 | } |
1744 | } |
1580 | #endif |
1745 | #endif |
1581 | if (expt < ndig || flags & ALT) |
1746 | if (expt < ndig || flags & ALT) |
1582 | PRINT (decimal_point, decp_len); |
1747 | PRINT (decimal_point, decp_len); |
1583 | PRINTANDPAD (cp, convbuf + ndig, |
1748 | PRINTANDPAD (cp, convbuf + ndig, |
1584 | ndig - expt, zeroes); |
1749 | ndig - expt, zeroes); |
1585 | } |
1750 | } |
1586 | } else { /* 'a', 'A', 'e', or 'E' */ |
1751 | } else { /* 'a', 'A', 'e', or 'E' */ |
1587 | if (ndig > 1 || flags & ALT) { |
1752 | if (ndig > 1 || flags & ALT) { |
1588 | PRINT (cp, 1); |
1753 | PRINT (cp, 1); |
1589 | cp++; |
1754 | cp++; |
1590 | PRINT (decimal_point, decp_len); |
1755 | PRINT (decimal_point, decp_len); |
1591 | if (_fpvalue) { |
1756 | if (_fpvalue) { |
1592 | PRINT (cp, ndig - 1); |
1757 | PRINT (cp, ndig - 1); |
1593 | } else /* 0.[0..] */ |
1758 | } else /* 0.[0..] */ |
1594 | /* __dtoa irregularity */ |
1759 | /* __dtoa irregularity */ |
1595 | PAD (ndig - 1, zeroes); |
1760 | PAD (ndig - 1, zeroes); |
1596 | } else /* XeYYY */ |
1761 | } else /* XeYYY */ |
1597 | PRINT (cp, 1); |
1762 | PRINT (cp, 1); |
1598 | PRINT (expstr, expsize); |
1763 | PRINT (expstr, expsize); |
1599 | } |
1764 | } |
1600 | } |
1765 | } |
1601 | #else /* !FLOATING_POINT */ |
1766 | #else /* !FLOATING_POINT */ |
1602 | PRINT (cp, size); |
1767 | PRINT (cp, size); |
1603 | #endif |
1768 | #endif |
1604 | /* left-adjusting padding (always blank) */ |
1769 | /* left-adjusting padding (always blank) */ |
1605 | if (flags & LADJUST) |
1770 | if (flags & LADJUST) |
1606 | PAD (width - realsz, blanks); |
1771 | PAD (width - realsz, blanks); |
1607 | 1772 | ||
1608 | /* finally, adjust ret */ |
1773 | /* finally, adjust ret */ |
1609 | ret += width > realsz ? width : realsz; |
1774 | ret += width > realsz ? width : realsz; |
1610 | 1775 | ||
1611 | FLUSH (); /* copy out the I/O vectors */ |
1776 | FLUSH (); /* copy out the I/O vectors */ |
1612 | 1777 | ||
1613 | if (malloc_buf != NULL) { |
1778 | if (malloc_buf != NULL) { |
1614 | _free_r (data, malloc_buf); |
1779 | _free_r (data, malloc_buf); |
1615 | malloc_buf = NULL; |
1780 | malloc_buf = NULL; |
1616 | } |
1781 | } |
1617 | } |
1782 | } |
1618 | done: |
1783 | done: |
1619 | FLUSH (); |
1784 | FLUSH (); |
1620 | error: |
1785 | error: |
1621 | if (malloc_buf != NULL) |
1786 | if (malloc_buf != NULL) |
1622 | _free_r (data, malloc_buf); |
1787 | _free_r (data, malloc_buf); |
1623 | #ifndef STRING_ONLY |
1788 | #ifndef STRING_ONLY |
1624 | _funlockfile (fp); |
1789 | _newlib_flockfile_end (fp); |
1625 | #endif |
1790 | #endif |
1626 | return (__sferror (fp) ? EOF : ret); |
1791 | return (__sferror (fp) ? EOF : ret); |
1627 | /* NOTREACHED */ |
1792 | /* NOTREACHED */ |
1628 | } |
1793 | } |
1629 | 1794 | ||
1630 | #ifdef FLOATING_POINT |
1795 | #ifdef FLOATING_POINT |
1631 | 1796 | ||
1632 | /* Using reentrant DATA, convert finite VALUE into a string of digits |
1797 | /* Using reentrant DATA, convert finite VALUE into a string of digits |
1633 | with no decimal point, using NDIGITS precision and FLAGS as guides |
1798 | with no decimal point, using NDIGITS precision and FLAGS as guides |
1634 | to whether trailing zeros must be included. Set *SIGN to nonzero |
1799 | to whether trailing zeros must be included. Set *SIGN to nonzero |
1635 | if VALUE was negative. Set *DECPT to the exponent plus one. Set |
1800 | if VALUE was negative. Set *DECPT to the exponent plus one. Set |
1636 | *LENGTH to the length of the returned string. CH must be one of |
1801 | *LENGTH to the length of the returned string. CH must be one of |
1637 | [aAeEfFgG]; if it is [aA], then the return string lives in BUF, |
1802 | [aAeEfFgG]; if it is [aA], then the return string lives in BUF, |
1638 | otherwise the return value shares the mprec reentrant storage. */ |
1803 | otherwise the return value shares the mprec reentrant storage. */ |
1639 | static char * |
1804 | static char * |
1640 | cvt(struct _reent *data, _PRINTF_FLOAT_TYPE value, int ndigits, int flags, |
1805 | cvt(struct _reent *data, _PRINTF_FLOAT_TYPE value, int ndigits, int flags, |
1641 | char *sign, int *decpt, int ch, int *length, char *buf) |
1806 | char *sign, int *decpt, int ch, int *length, char *buf) |
1642 | { |
1807 | { |
1643 | int mode, dsgn; |
1808 | int mode, dsgn; |
1644 | char *digits, *bp, *rve; |
1809 | char *digits, *bp, *rve; |
1645 | # ifdef _NO_LONGDBL |
1810 | # ifdef _NO_LONGDBL |
1646 | union double_union tmp; |
1811 | union double_union tmp; |
1647 | 1812 | ||
1648 | tmp.d = value; |
1813 | tmp.d = value; |
1649 | if (word0 (tmp) & Sign_bit) { /* this will check for < 0 and -0.0 */ |
1814 | if (word0 (tmp) & Sign_bit) { /* this will check for < 0 and -0.0 */ |
1650 | value = -value; |
1815 | value = -value; |
1651 | *sign = '-'; |
1816 | *sign = '-'; |
1652 | } else |
1817 | } else |
1653 | *sign = '\000'; |
1818 | *sign = '\000'; |
1654 | # else /* !_NO_LONGDBL */ |
1819 | # else /* !_NO_LONGDBL */ |
1655 | union |
1820 | union |
1656 | { |
1821 | { |
1657 | struct ldieee ieee; |
1822 | struct ldieee ieee; |
1658 | _LONG_DOUBLE val; |
1823 | _LONG_DOUBLE val; |
1659 | } ld; |
1824 | } ld; |
1660 | 1825 | ||
1661 | ld.val = value; |
1826 | ld.val = value; |
1662 | if (ld.ieee.sign) { /* this will check for < 0 and -0.0 */ |
1827 | if (ld.ieee.sign) { /* this will check for < 0 and -0.0 */ |
1663 | value = -value; |
1828 | value = -value; |
1664 | *sign = '-'; |
1829 | *sign = '-'; |
1665 | } else |
1830 | } else |
1666 | *sign = '\000'; |
1831 | *sign = '\000'; |
1667 | # endif /* !_NO_LONGDBL */ |
1832 | # endif /* !_NO_LONGDBL */ |
1668 | 1833 | ||
1669 | # ifdef _WANT_IO_C99_FORMATS |
1834 | # ifdef _WANT_IO_C99_FORMATS |
1670 | if (ch == 'a' || ch == 'A') { |
1835 | if (ch == 'a' || ch == 'A') { |
1671 | /* This code assumes FLT_RADIX is a power of 2. The initial |
1836 | /* This code assumes FLT_RADIX is a power of 2. The initial |
1672 | division ensures the digit before the decimal will be less |
1837 | division ensures the digit before the decimal will be less |
1673 | than FLT_RADIX (unless it is rounded later). There is no |
1838 | than FLT_RADIX (unless it is rounded later). There is no |
1674 | loss of precision in these calculations. */ |
1839 | loss of precision in these calculations. */ |
1675 | value = FREXP (value, decpt) / 8; |
1840 | value = FREXP (value, decpt) / 8; |
1676 | if (!value) |
1841 | if (!value) |
1677 | *decpt = 1; |
1842 | *decpt = 1; |
1678 | digits = ch == 'a' ? "0123456789abcdef" : "0123456789ABCDEF"; |
1843 | digits = ch == 'a' ? "0123456789abcdef" : "0123456789ABCDEF"; |
1679 | bp = buf; |
1844 | bp = buf; |
1680 | do { |
1845 | do { |
1681 | value *= 16; |
1846 | value *= 16; |
1682 | mode = (int) value; |
1847 | mode = (int) value; |
1683 | value -= mode; |
1848 | value -= mode; |
1684 | *bp++ = digits[mode]; |
1849 | *bp++ = digits[mode]; |
1685 | } while (ndigits-- && value); |
1850 | } while (ndigits-- && value); |
1686 | if (value > 0.5 || (value == 0.5 && mode & 1)) { |
1851 | if (value > 0.5 || (value == 0.5 && mode & 1)) { |
1687 | /* round to even */ |
1852 | /* round to even */ |
1688 | rve = bp; |
1853 | rve = bp; |
1689 | while (*--rve == digits[0xf]) { |
1854 | while (*--rve == digits[0xf]) { |
1690 | *rve = '0'; |
1855 | *rve = '0'; |
1691 | } |
1856 | } |
1692 | *rve = *rve == '9' ? digits[0xa] : *rve + 1; |
1857 | *rve = *rve == '9' ? digits[0xa] : *rve + 1; |
1693 | } else { |
1858 | } else { |
1694 | while (ndigits-- >= 0) { |
1859 | while (ndigits-- >= 0) { |
1695 | *bp++ = '0'; |
1860 | *bp++ = '0'; |
1696 | } |
1861 | } |
1697 | } |
1862 | } |
1698 | *length = bp - buf; |
1863 | *length = bp - buf; |
1699 | return buf; |
1864 | return buf; |
1700 | } |
1865 | } |
1701 | # endif /* _WANT_IO_C99_FORMATS */ |
1866 | # endif /* _WANT_IO_C99_FORMATS */ |
1702 | if (ch == 'f' || ch == 'F') { |
1867 | if (ch == 'f' || ch == 'F') { |
1703 | mode = 3; /* ndigits after the decimal point */ |
1868 | mode = 3; /* ndigits after the decimal point */ |
1704 | } else { |
1869 | } else { |
1705 | /* To obtain ndigits after the decimal point for the 'e' |
1870 | /* To obtain ndigits after the decimal point for the 'e' |
1706 | * and 'E' formats, round to ndigits + 1 significant |
1871 | * and 'E' formats, round to ndigits + 1 significant |
1707 | * figures. |
1872 | * figures. |
1708 | */ |
1873 | */ |
1709 | if (ch == 'e' || ch == 'E') { |
1874 | if (ch == 'e' || ch == 'E') { |
1710 | ndigits++; |
1875 | ndigits++; |
1711 | } |
1876 | } |
1712 | mode = 2; /* ndigits significant digits */ |
1877 | mode = 2; /* ndigits significant digits */ |
1713 | } |
1878 | } |
1714 | 1879 | ||
1715 | digits = _DTOA_R (data, value, mode, ndigits, decpt, &dsgn, &rve); |
1880 | digits = _DTOA_R (data, value, mode, ndigits, decpt, &dsgn, &rve); |
1716 | 1881 | ||
1717 | if ((ch != 'g' && ch != 'G') || flags & ALT) { /* Print trailing zeros */ |
1882 | if ((ch != 'g' && ch != 'G') || flags & ALT) { /* Print trailing zeros */ |
1718 | bp = digits + ndigits; |
1883 | bp = digits + ndigits; |
1719 | if (ch == 'f' || ch == 'F') { |
1884 | if (ch == 'f' || ch == 'F') { |
1720 | if (*digits == '0' && value) |
1885 | if (*digits == '0' && value) |
1721 | *decpt = -ndigits + 1; |
1886 | *decpt = -ndigits + 1; |
1722 | bp += *decpt; |
1887 | bp += *decpt; |
1723 | } |
1888 | } |
1724 | if (value == 0) /* kludge for __dtoa irregularity */ |
1889 | if (value == 0) /* kludge for __dtoa irregularity */ |
1725 | rve = bp; |
1890 | rve = bp; |
1726 | while (rve < bp) |
1891 | while (rve < bp) |
1727 | *rve++ = '0'; |
1892 | *rve++ = '0'; |
1728 | } |
1893 | } |
1729 | *length = rve - digits; |
1894 | *length = rve - digits; |
1730 | return (digits); |
1895 | return (digits); |
1731 | } |
1896 | } |
1732 | 1897 | ||
1733 | static int |
1898 | static int |
1734 | exponent(char *p0, int exp, int fmtch) |
1899 | exponent(char *p0, int exp, int fmtch) |
1735 | { |
1900 | { |
1736 | register char *p, *t; |
1901 | register char *p, *t; |
1737 | char expbuf[MAXEXPLEN]; |
1902 | char expbuf[MAXEXPLEN]; |
1738 | # ifdef _WANT_IO_C99_FORMATS |
1903 | # ifdef _WANT_IO_C99_FORMATS |
1739 | int isa = fmtch == 'a' || fmtch == 'A'; |
1904 | int isa = fmtch == 'a' || fmtch == 'A'; |
1740 | # else |
1905 | # else |
1741 | # define isa 0 |
1906 | # define isa 0 |
1742 | # endif |
1907 | # endif |
1743 | 1908 | ||
1744 | p = p0; |
1909 | p = p0; |
1745 | *p++ = isa ? 'p' - 'a' + fmtch : fmtch; |
1910 | *p++ = isa ? 'p' - 'a' + fmtch : fmtch; |
1746 | if (exp < 0) { |
1911 | if (exp < 0) { |
1747 | exp = -exp; |
1912 | exp = -exp; |
1748 | *p++ = '-'; |
1913 | *p++ = '-'; |
1749 | } |
1914 | } |
1750 | else |
1915 | else |
1751 | *p++ = '+'; |
1916 | *p++ = '+'; |
1752 | t = expbuf + MAXEXPLEN; |
1917 | t = expbuf + MAXEXPLEN; |
1753 | if (exp > 9) { |
1918 | if (exp > 9) { |
1754 | do { |
1919 | do { |
1755 | *--t = to_char (exp % 10); |
1920 | *--t = to_char (exp % 10); |
1756 | } while ((exp /= 10) > 9); |
1921 | } while ((exp /= 10) > 9); |
1757 | *--t = to_char (exp); |
1922 | *--t = to_char (exp); |
1758 | for (; t < expbuf + MAXEXPLEN; *p++ = *t++); |
1923 | for (; t < expbuf + MAXEXPLEN; *p++ = *t++); |
1759 | } |
1924 | } |
1760 | else { |
1925 | else { |
1761 | if (!isa) |
1926 | if (!isa) |
1762 | *p++ = '0'; |
1927 | *p++ = '0'; |
1763 | *p++ = to_char (exp); |
1928 | *p++ = to_char (exp); |
1764 | } |
1929 | } |
1765 | return (p - p0); |
1930 | return (p - p0); |
1766 | } |
1931 | } |
1767 | #endif /* FLOATING_POINT */ |
1932 | #endif /* FLOATING_POINT */ |
1768 | 1933 | ||
1769 | 1934 | ||
1770 | #ifndef _NO_POS_ARGS |
1935 | #ifndef _NO_POS_ARGS |
1771 | 1936 | ||
1772 | /* Positional argument support. |
1937 | /* Positional argument support. |
1773 | Written by Jeff Johnston |
1938 | Written by Jeff Johnston |
1774 | 1939 | ||
1775 | Copyright (c) 2002 Red Hat Incorporated. |
1940 | Copyright (c) 2002 Red Hat Incorporated. |
1776 | All rights reserved. |
1941 | All rights reserved. |
1777 | 1942 | ||
1778 | Redistribution and use in source and binary forms, with or without |
1943 | Redistribution and use in source and binary forms, with or without |
1779 | modification, are permitted provided that the following conditions are met: |
1944 | modification, are permitted provided that the following conditions are met: |
1780 | 1945 | ||
1781 | Redistributions of source code must retain the above copyright |
1946 | Redistributions of source code must retain the above copyright |
1782 | notice, this list of conditions and the following disclaimer. |
1947 | notice, this list of conditions and the following disclaimer. |
1783 | 1948 | ||
1784 | Redistributions in binary form must reproduce the above copyright |
1949 | Redistributions in binary form must reproduce the above copyright |
1785 | notice, this list of conditions and the following disclaimer in the |
1950 | notice, this list of conditions and the following disclaimer in the |
1786 | documentation and/or other materials provided with the distribution. |
1951 | documentation and/or other materials provided with the distribution. |
1787 | 1952 | ||
1788 | The name of Red Hat Incorporated may not be used to endorse |
1953 | The name of Red Hat Incorporated may not be used to endorse |
1789 | or promote products derived from this software without specific |
1954 | or promote products derived from this software without specific |
1790 | prior written permission. |
1955 | prior written permission. |
1791 | 1956 | ||
1792 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
1957 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
1793 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
1958 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
1794 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
1959 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
1795 | DISCLAIMED. IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY |
1960 | DISCLAIMED. IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY |
1796 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
1961 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
1797 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
1962 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
1798 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
1963 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
1799 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
1964 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
1800 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
1965 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
1801 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ |
1966 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ |
1802 | 1967 | ||
1803 | /* The below constant state tables are shared between all versions of |
1968 | /* The below constant state tables are shared between all versions of |
1804 | vfprintf and vfwprintf. They must only be defined once, which we do in |
1969 | vfprintf and vfwprintf. They must only be defined once, which we do in |
1805 | the STRING_ONLY/INTEGER_ONLY versions here. */ |
1970 | the STRING_ONLY/INTEGER_ONLY versions here. */ |
1806 | #if defined (STRING_ONLY) && defined(INTEGER_ONLY) |
1971 | #if defined (STRING_ONLY) && defined(INTEGER_ONLY) |
1807 | 1972 | ||
1808 | _CONST __CH_CLASS __chclass[256] = { |
1973 | _CONST __CH_CLASS __chclass[256] = { |
1809 | /* 00-07 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1974 | /* 00-07 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1810 | /* 08-0f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1975 | /* 08-0f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1811 | /* 10-17 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1976 | /* 10-17 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1812 | /* 18-1f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1977 | /* 18-1f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1813 | /* 20-27 */ FLAG, OTHER, OTHER, FLAG, DOLLAR, OTHER, OTHER, FLAG, |
1978 | /* 20-27 */ FLAG, OTHER, OTHER, FLAG, DOLLAR, OTHER, OTHER, FLAG, |
1814 | /* 28-2f */ OTHER, OTHER, STAR, FLAG, OTHER, FLAG, DOT, OTHER, |
1979 | /* 28-2f */ OTHER, OTHER, STAR, FLAG, OTHER, FLAG, DOT, OTHER, |
1815 | /* 30-37 */ ZERO, DIGIT, DIGIT, DIGIT, DIGIT, DIGIT, DIGIT, DIGIT, |
1980 | /* 30-37 */ ZERO, DIGIT, DIGIT, DIGIT, DIGIT, DIGIT, DIGIT, DIGIT, |
1816 | /* 38-3f */ DIGIT, DIGIT, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1981 | /* 38-3f */ DIGIT, DIGIT, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1817 | /* 40-47 */ OTHER, SPEC, OTHER, SPEC, SPEC, SPEC, SPEC, SPEC, |
1982 | /* 40-47 */ OTHER, SPEC, OTHER, SPEC, SPEC, SPEC, SPEC, SPEC, |
1818 | /* 48-4f */ OTHER, OTHER, OTHER, OTHER, MODFR, OTHER, OTHER, SPEC, |
1983 | /* 48-4f */ OTHER, OTHER, OTHER, OTHER, MODFR, OTHER, OTHER, SPEC, |
1819 | /* 50-57 */ OTHER, OTHER, OTHER, SPEC, OTHER, SPEC, OTHER, OTHER, |
1984 | /* 50-57 */ OTHER, OTHER, OTHER, SPEC, OTHER, SPEC, OTHER, OTHER, |
1820 | /* 58-5f */ SPEC, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1985 | /* 58-5f */ SPEC, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1821 | /* 60-67 */ OTHER, SPEC, OTHER, SPEC, SPEC, SPEC, SPEC, SPEC, |
1986 | /* 60-67 */ OTHER, SPEC, OTHER, SPEC, SPEC, SPEC, SPEC, SPEC, |
1822 | /* 68-6f */ MODFR, SPEC, MODFR, OTHER, MODFR, OTHER, SPEC, SPEC, |
1987 | /* 68-6f */ MODFR, SPEC, MODFR, OTHER, MODFR, OTHER, SPEC, SPEC, |
1823 | /* 70-77 */ SPEC, MODFR, OTHER, SPEC, MODFR, SPEC, OTHER, OTHER, |
1988 | /* 70-77 */ SPEC, MODFR, OTHER, SPEC, MODFR, SPEC, OTHER, OTHER, |
1824 | /* 78-7f */ SPEC, OTHER, MODFR, OTHER, OTHER, OTHER, OTHER, OTHER, |
1989 | /* 78-7f */ SPEC, OTHER, MODFR, OTHER, OTHER, OTHER, OTHER, OTHER, |
1825 | /* 80-87 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1990 | /* 80-87 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1826 | /* 88-8f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1991 | /* 88-8f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1827 | /* 90-97 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1992 | /* 90-97 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1828 | /* 98-9f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1993 | /* 98-9f */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1829 | /* a0-a7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1994 | /* a0-a7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1830 | /* a8-af */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1995 | /* a8-af */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1831 | /* b0-b7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1996 | /* b0-b7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1832 | /* b8-bf */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1997 | /* b8-bf */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1833 | /* c0-c7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1998 | /* c0-c7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1834 | /* c8-cf */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1999 | /* c8-cf */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1835 | /* d0-d7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
2000 | /* d0-d7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1836 | /* d8-df */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
2001 | /* d8-df */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1837 | /* e0-e7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
2002 | /* e0-e7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1838 | /* e8-ef */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
2003 | /* e8-ef */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1839 | /* f0-f7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
2004 | /* f0-f7 */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1840 | /* f8-ff */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
2005 | /* f8-ff */ OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, OTHER, |
1841 | }; |
2006 | }; |
1842 | 2007 | ||
1843 | _CONST __STATE __state_table[MAX_STATE][MAX_CH_CLASS] = { |
2008 | _CONST __STATE __state_table[MAX_STATE][MAX_CH_CLASS] = { |
1844 | /* '0' '1-9' '$' MODFR SPEC '.' '*' FLAG OTHER */ |
2009 | /* '0' '1-9' '$' MODFR SPEC '.' '*' FLAG OTHER */ |
1845 | /* START */ { SFLAG, WDIG, DONE, SMOD, DONE, SDOT, VARW, SFLAG, DONE }, |
2010 | /* START */ { SFLAG, WDIG, DONE, SMOD, DONE, SDOT, VARW, SFLAG, DONE }, |
1846 | /* SFLAG */ { SFLAG, WDIG, DONE, SMOD, DONE, SDOT, VARW, SFLAG, DONE }, |
2011 | /* SFLAG */ { SFLAG, WDIG, DONE, SMOD, DONE, SDOT, VARW, SFLAG, DONE }, |
1847 | /* WDIG */ { DONE, DONE, WIDTH, SMOD, DONE, SDOT, DONE, DONE, DONE }, |
2012 | /* WDIG */ { DONE, DONE, WIDTH, SMOD, DONE, SDOT, DONE, DONE, DONE }, |
1848 | /* WIDTH */ { DONE, DONE, DONE, SMOD, DONE, SDOT, DONE, DONE, DONE }, |
2013 | /* WIDTH */ { DONE, DONE, DONE, SMOD, DONE, SDOT, DONE, DONE, DONE }, |
1849 | /* SMOD */ { DONE, DONE, DONE, DONE, DONE, DONE, DONE, DONE, DONE }, |
2014 | /* SMOD */ { DONE, DONE, DONE, DONE, DONE, DONE, DONE, DONE, DONE }, |
1850 | /* SDOT */ { SDOT, PREC, DONE, SMOD, DONE, DONE, VARP, DONE, DONE }, |
2015 | /* SDOT */ { SDOT, PREC, DONE, SMOD, DONE, DONE, VARP, DONE, DONE }, |
1851 | /* VARW */ { DONE, VWDIG, DONE, SMOD, DONE, SDOT, DONE, DONE, DONE }, |
2016 | /* VARW */ { DONE, VWDIG, DONE, SMOD, DONE, SDOT, DONE, DONE, DONE }, |
1852 | /* VARP */ { DONE, VPDIG, DONE, SMOD, DONE, DONE, DONE, DONE, DONE }, |
2017 | /* VARP */ { DONE, VPDIG, DONE, SMOD, DONE, DONE, DONE, DONE, DONE }, |
1853 | /* PREC */ { DONE, DONE, DONE, SMOD, DONE, DONE, DONE, DONE, DONE }, |
2018 | /* PREC */ { DONE, DONE, DONE, SMOD, DONE, DONE, DONE, DONE, DONE }, |
1854 | /* VWDIG */ { DONE, DONE, WIDTH, DONE, DONE, DONE, DONE, DONE, DONE }, |
2019 | /* VWDIG */ { DONE, DONE, WIDTH, DONE, DONE, DONE, DONE, DONE, DONE }, |
1855 | /* VPDIG */ { DONE, DONE, PREC, DONE, DONE, DONE, DONE, DONE, DONE }, |
2020 | /* VPDIG */ { DONE, DONE, PREC, DONE, DONE, DONE, DONE, DONE, DONE }, |
1856 | }; |
2021 | }; |
1857 | 2022 | ||
1858 | _CONST __ACTION __action_table[MAX_STATE][MAX_CH_CLASS] = { |
2023 | _CONST __ACTION __action_table[MAX_STATE][MAX_CH_CLASS] = { |
1859 | /* '0' '1-9' '$' MODFR SPEC '.' '*' FLAG OTHER */ |
2024 | /* '0' '1-9' '$' MODFR SPEC '.' '*' FLAG OTHER */ |
1860 | /* START */ { NOOP, NUMBER, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2025 | /* START */ { NOOP, NUMBER, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1861 | /* SFLAG */ { NOOP, NUMBER, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2026 | /* SFLAG */ { NOOP, NUMBER, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1862 | /* WDIG */ { NOOP, NOOP, GETPOS, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2027 | /* WDIG */ { NOOP, NOOP, GETPOS, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1863 | /* WIDTH */ { NOOP, NOOP, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2028 | /* WIDTH */ { NOOP, NOOP, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1864 | /* SMOD */ { NOOP, NOOP, NOOP, NOOP, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2029 | /* SMOD */ { NOOP, NOOP, NOOP, NOOP, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1865 | /* SDOT */ { NOOP, SKIPNUM, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2030 | /* SDOT */ { NOOP, SKIPNUM, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1866 | /* VARW */ { NOOP, NUMBER, NOOP, GETPW, GETPWB, GETPW, NOOP, NOOP, NOOP }, |
2031 | /* VARW */ { NOOP, NUMBER, NOOP, GETPW, GETPWB, GETPW, NOOP, NOOP, NOOP }, |
1867 | /* VARP */ { NOOP, NUMBER, NOOP, GETPW, GETPWB, NOOP, NOOP, NOOP, NOOP }, |
2032 | /* VARP */ { NOOP, NUMBER, NOOP, GETPW, GETPWB, NOOP, NOOP, NOOP, NOOP }, |
1868 | /* PREC */ { NOOP, NOOP, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
2033 | /* PREC */ { NOOP, NOOP, NOOP, GETMOD, GETARG, NOOP, NOOP, NOOP, NOOP }, |
1869 | /* VWDIG */ { NOOP, NOOP, PWPOS, NOOP, NOOP, NOOP, NOOP, NOOP, NOOP }, |
2034 | /* VWDIG */ { NOOP, NOOP, PWPOS, NOOP, NOOP, NOOP, NOOP, NOOP, NOOP }, |
1870 | /* VPDIG */ { NOOP, NOOP, PWPOS, NOOP, NOOP, NOOP, NOOP, NOOP, NOOP }, |
2035 | /* VPDIG */ { NOOP, NOOP, PWPOS, NOOP, NOOP, NOOP, NOOP, NOOP, NOOP }, |
1871 | }; |
2036 | }; |
1872 | 2037 | ||
1873 | #endif /* STRING_ONLY && INTEGER_ONLY */ |
2038 | #endif /* STRING_ONLY && INTEGER_ONLY */ |
1874 | 2039 | ||
1875 | /* function to get positional parameter N where n = N - 1 */ |
2040 | /* function to get positional parameter N where n = N - 1 */ |
1876 | static union arg_val * |
2041 | static union arg_val * |
1877 | _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt), |
2042 | _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt), |
1878 | struct _reent *data _AND |
2043 | struct _reent *data _AND |
1879 | int n _AND |
2044 | int n _AND |
1880 | char *fmt _AND |
2045 | char *fmt _AND |
1881 | va_list *ap _AND |
2046 | va_list *ap _AND |
1882 | int *numargs_p _AND |
2047 | int *numargs_p _AND |
1883 | union arg_val *args _AND |
2048 | union arg_val *args _AND |
1884 | int *arg_type _AND |
2049 | int *arg_type _AND |
1885 | char **last_fmt) |
2050 | char **last_fmt) |
1886 | { |
2051 | { |
1887 | int ch; |
2052 | int ch; |
1888 | int number, flags; |
2053 | int number, flags; |
1889 | int spec_type; |
2054 | int spec_type; |
1890 | int numargs = *numargs_p; |
2055 | int numargs = *numargs_p; |
1891 | __CH_CLASS chtype; |
2056 | __CH_CLASS chtype; |
1892 | __STATE state, next_state; |
2057 | __STATE state, next_state; |
1893 | __ACTION action; |
2058 | __ACTION action; |
1894 | int pos, last_arg; |
2059 | int pos, last_arg; |
1895 | int max_pos_arg = n; |
2060 | int max_pos_arg = n; |
1896 | /* Only need types that can be reached via vararg promotions. */ |
2061 | /* Only need types that can be reached via vararg promotions. */ |
1897 | enum types { INT, LONG_INT, QUAD_INT, CHAR_PTR, DOUBLE, LONG_DOUBLE, WIDE_CHAR }; |
2062 | enum types { INT, LONG_INT, QUAD_INT, CHAR_PTR, DOUBLE, LONG_DOUBLE, WIDE_CHAR }; |
1898 | # ifdef _MB_CAPABLE |
2063 | # ifdef _MB_CAPABLE |
1899 | wchar_t wc; |
2064 | wchar_t wc; |
1900 | mbstate_t wc_state; |
2065 | mbstate_t wc_state; |
1901 | int nbytes; |
2066 | int nbytes; |
1902 | # endif |
2067 | # endif |
1903 | 2068 | ||
1904 | /* if this isn't the first call, pick up where we left off last time */ |
2069 | /* if this isn't the first call, pick up where we left off last time */ |
1905 | if (*last_fmt != NULL) |
2070 | if (*last_fmt != NULL) |
1906 | fmt = *last_fmt; |
2071 | fmt = *last_fmt; |
1907 | 2072 | ||
1908 | # ifdef _MB_CAPABLE |
2073 | # ifdef _MB_CAPABLE |
1909 | memset (&wc_state, '\0', sizeof (wc_state)); |
2074 | memset (&wc_state, '\0', sizeof (wc_state)); |
1910 | # endif |
2075 | # endif |
1911 | 2076 | ||
1912 | /* we need to process either to end of fmt string or until we have actually |
2077 | /* we need to process either to end of fmt string or until we have actually |
1913 | read the desired parameter from the vararg list. */ |
2078 | read the desired parameter from the vararg list. */ |
1914 | while (*fmt && n >= numargs) |
2079 | while (*fmt && n >= numargs) |
1915 | { |
2080 | { |
1916 | # ifdef _MB_CAPABLE |
2081 | # ifdef _MB_CAPABLE |
1917 | while ((nbytes = __mbtowc (data, &wc, fmt, MB_CUR_MAX, |
2082 | while ((nbytes = __mbtowc (data, &wc, fmt, MB_CUR_MAX, |
1918 | __locale_charset (), &wc_state)) > 0) |
2083 | __locale_charset (), &wc_state)) > 0) |
1919 | { |
2084 | { |
1920 | fmt += nbytes; |
2085 | fmt += nbytes; |
1921 | if (wc == '%') |
2086 | if (wc == '%') |
1922 | break; |
2087 | break; |
1923 | } |
2088 | } |
1924 | 2089 | ||
1925 | if (nbytes <= 0) |
2090 | if (nbytes <= 0) |
1926 | break; |
2091 | break; |
1927 | # else |
2092 | # else |
1928 | while (*fmt != '\0' && *fmt != '%') |
2093 | while (*fmt != '\0' && *fmt != '%') |
1929 | fmt += 1; |
2094 | fmt += 1; |
1930 | 2095 | ||
1931 | if (*fmt == '\0') |
2096 | if (*fmt == '\0') |
1932 | break; |
2097 | break; |
1933 | # endif /* ! _MB_CAPABLE */ |
2098 | # endif /* ! _MB_CAPABLE */ |
1934 | state = START; |
2099 | state = START; |
1935 | flags = 0; |
2100 | flags = 0; |
1936 | pos = -1; |
2101 | pos = -1; |
1937 | number = 0; |
2102 | number = 0; |
1938 | spec_type = INT; |
2103 | spec_type = INT; |
1939 | 2104 | ||
1940 | /* Use state/action table to process format specifiers. We ignore invalid |
2105 | /* Use state/action table to process format specifiers. We ignore invalid |
1941 | formats and we are only interested in information that tells us how to |
2106 | formats and we are only interested in information that tells us how to |
1942 | read the vararg list. */ |
2107 | read the vararg list. */ |
1943 | while (state != DONE) |
2108 | while (state != DONE) |
1944 | { |
2109 | { |
1945 | ch = *fmt++; |
2110 | ch = *fmt++; |
1946 | chtype = __chclass[ch]; |
2111 | chtype = __chclass[ch]; |
1947 | next_state = __state_table[state][chtype]; |
2112 | next_state = __state_table[state][chtype]; |
1948 | action = __action_table[state][chtype]; |
2113 | action = __action_table[state][chtype]; |
1949 | state = next_state; |
2114 | state = next_state; |
1950 | 2115 | ||
1951 | switch (action) |
2116 | switch (action) |
1952 | { |
2117 | { |
1953 | case GETMOD: /* we have format modifier */ |
2118 | case GETMOD: /* we have format modifier */ |
1954 | switch (ch) |
2119 | switch (ch) |
1955 | { |
2120 | { |
1956 | case 'h': |
2121 | case 'h': |
1957 | /* No flag needed, since short and char promote to int. */ |
2122 | /* No flag needed, since short and char promote to int. */ |
1958 | break; |
2123 | break; |
1959 | case 'L': |
2124 | case 'L': |
1960 | flags |= LONGDBL; |
2125 | flags |= LONGDBL; |
1961 | break; |
2126 | break; |
1962 | case 'q': |
2127 | case 'q': |
1963 | flags |= QUADINT; |
2128 | flags |= QUADINT; |
1964 | break; |
2129 | break; |
1965 | # ifdef _WANT_IO_C99_FORMATS |
2130 | # ifdef _WANT_IO_C99_FORMATS |
1966 | case 'j': |
2131 | case 'j': |
1967 | if (sizeof (intmax_t) == sizeof (long)) |
2132 | if (sizeof (intmax_t) == sizeof (long)) |
1968 | flags |= LONGINT; |
2133 | flags |= LONGINT; |
1969 | else |
2134 | else |
1970 | flags |= QUADINT; |
2135 | flags |= QUADINT; |
1971 | break; |
2136 | break; |
1972 | case 'z': |
2137 | case 'z': |
1973 | if (sizeof (size_t) <= sizeof (int)) |
2138 | if (sizeof (size_t) <= sizeof (int)) |
1974 | /* no flag needed */; |
2139 | /* no flag needed */; |
1975 | else if (sizeof (size_t) <= sizeof (long)) |
2140 | else if (sizeof (size_t) <= sizeof (long)) |
1976 | flags |= LONGINT; |
2141 | flags |= LONGINT; |
1977 | else |
2142 | else |
1978 | /* POSIX states that at least one programming |
2143 | /* POSIX states that at least one programming |
1979 | environment must support size_t no wider than |
2144 | environment must support size_t no wider than |
1980 | long, but that means other environments can |
2145 | long, but that means other environments can |
1981 | have size_t as wide as long long. */ |
2146 | have size_t as wide as long long. */ |
1982 | flags |= QUADINT; |
2147 | flags |= QUADINT; |
1983 | break; |
2148 | break; |
1984 | case 't': |
2149 | case 't': |
1985 | if (sizeof (ptrdiff_t) <= sizeof (int)) |
2150 | if (sizeof (ptrdiff_t) <= sizeof (int)) |
1986 | /* no flag needed */; |
2151 | /* no flag needed */; |
1987 | else if (sizeof (ptrdiff_t) <= sizeof (long)) |
2152 | else if (sizeof (ptrdiff_t) <= sizeof (long)) |
1988 | flags |= LONGINT; |
2153 | flags |= LONGINT; |
1989 | else |
2154 | else |
1990 | /* POSIX states that at least one programming |
2155 | /* POSIX states that at least one programming |
1991 | environment must support ptrdiff_t no wider than |
2156 | environment must support ptrdiff_t no wider than |
1992 | long, but that means other environments can |
2157 | long, but that means other environments can |
1993 | have ptrdiff_t as wide as long long. */ |
2158 | have ptrdiff_t as wide as long long. */ |
1994 | flags |= QUADINT; |
2159 | flags |= QUADINT; |
1995 | break; |
2160 | break; |
1996 | # endif /* _WANT_IO_C99_FORMATS */ |
2161 | # endif /* _WANT_IO_C99_FORMATS */ |
1997 | case 'l': |
2162 | case 'l': |
1998 | default: |
2163 | default: |
1999 | # if defined _WANT_IO_C99_FORMATS || !defined _NO_LONGLONG |
2164 | # if defined _WANT_IO_C99_FORMATS || !defined _NO_LONGLONG |
2000 | if (*fmt == 'l') |
2165 | if (*fmt == 'l') |
2001 | { |
2166 | { |
2002 | flags |= QUADINT; |
2167 | flags |= QUADINT; |
2003 | ++fmt; |
2168 | ++fmt; |
2004 | } |
2169 | } |
2005 | else |
2170 | else |
2006 | # endif |
2171 | # endif |
2007 | flags |= LONGINT; |
2172 | flags |= LONGINT; |
2008 | break; |
2173 | break; |
2009 | } |
2174 | } |
2010 | break; |
2175 | break; |
2011 | case GETARG: /* we have format specifier */ |
2176 | case GETARG: /* we have format specifier */ |
2012 | { |
2177 | { |
2013 | numargs &= (MAX_POS_ARGS - 1); |
2178 | numargs &= (MAX_POS_ARGS - 1); |
2014 | /* process the specifier and translate it to a type to fetch from varargs */ |
2179 | /* process the specifier and translate it to a type to fetch from varargs */ |
2015 | switch (ch) |
2180 | switch (ch) |
2016 | { |
2181 | { |
2017 | case 'd': |
2182 | case 'd': |
2018 | case 'i': |
2183 | case 'i': |
2019 | case 'o': |
2184 | case 'o': |
2020 | case 'x': |
2185 | case 'x': |
2021 | case 'X': |
2186 | case 'X': |
2022 | case 'u': |
2187 | case 'u': |
2023 | if (flags & LONGINT) |
2188 | if (flags & LONGINT) |
2024 | spec_type = LONG_INT; |
2189 | spec_type = LONG_INT; |
2025 | # ifndef _NO_LONGLONG |
2190 | # ifndef _NO_LONGLONG |
2026 | else if (flags & QUADINT) |
2191 | else if (flags & QUADINT) |
2027 | spec_type = QUAD_INT; |
2192 | spec_type = QUAD_INT; |
2028 | # endif |
2193 | # endif |
2029 | else |
2194 | else |
2030 | spec_type = INT; |
2195 | spec_type = INT; |
2031 | break; |
2196 | break; |
2032 | case 'D': |
2197 | case 'D': |
2033 | case 'U': |
2198 | case 'U': |
2034 | case 'O': |
2199 | case 'O': |
2035 | spec_type = LONG_INT; |
2200 | spec_type = LONG_INT; |
2036 | break; |
2201 | break; |
2037 | # ifdef _WANT_IO_C99_FORMATS |
2202 | # ifdef _WANT_IO_C99_FORMATS |
2038 | case 'a': |
2203 | case 'a': |
2039 | case 'A': |
2204 | case 'A': |
2040 | case 'F': |
2205 | case 'F': |
2041 | # endif |
2206 | # endif |
2042 | case 'f': |
2207 | case 'f': |
2043 | case 'g': |
2208 | case 'g': |
2044 | case 'G': |
2209 | case 'G': |
2045 | case 'E': |
2210 | case 'E': |
2046 | case 'e': |
2211 | case 'e': |
2047 | # ifndef _NO_LONGDBL |
2212 | # ifndef _NO_LONGDBL |
2048 | if (flags & LONGDBL) |
2213 | if (flags & LONGDBL) |
2049 | spec_type = LONG_DOUBLE; |
2214 | spec_type = LONG_DOUBLE; |
2050 | else |
2215 | else |
2051 | # endif |
2216 | # endif |
2052 | spec_type = DOUBLE; |
2217 | spec_type = DOUBLE; |
2053 | break; |
2218 | break; |
2054 | case 's': |
2219 | case 's': |
2055 | # ifdef _WANT_IO_C99_FORMATS |
2220 | # ifdef _WANT_IO_C99_FORMATS |
2056 | case 'S': |
2221 | case 'S': |
2057 | # endif |
2222 | # endif |
2058 | case 'p': |
2223 | case 'p': |
2059 | case 'n': |
2224 | case 'n': |
2060 | spec_type = CHAR_PTR; |
2225 | spec_type = CHAR_PTR; |
2061 | break; |
2226 | break; |
2062 | case 'c': |
2227 | case 'c': |
2063 | # ifdef _WANT_IO_C99_FORMATS |
2228 | # ifdef _WANT_IO_C99_FORMATS |
2064 | if (flags & LONGINT) |
2229 | if (flags & LONGINT) |
2065 | spec_type = WIDE_CHAR; |
2230 | spec_type = WIDE_CHAR; |
2066 | else |
2231 | else |
2067 | # endif |
2232 | # endif |
2068 | spec_type = INT; |
2233 | spec_type = INT; |
2069 | break; |
2234 | break; |
2070 | # ifdef _WANT_IO_C99_FORMATS |
2235 | # ifdef _WANT_IO_C99_FORMATS |
2071 | case 'C': |
2236 | case 'C': |
2072 | spec_type = WIDE_CHAR; |
2237 | spec_type = WIDE_CHAR; |
2073 | break; |
2238 | break; |
2074 | # endif |
2239 | # endif |
2075 | } |
2240 | } |
2076 | 2241 | ||
2077 | /* if we have a positional parameter, just store the type, otherwise |
2242 | /* if we have a positional parameter, just store the type, otherwise |
2078 | fetch the parameter from the vararg list */ |
2243 | fetch the parameter from the vararg list */ |
2079 | if (pos != -1) |
2244 | if (pos != -1) |
2080 | arg_type[pos] = spec_type; |
2245 | arg_type[pos] = spec_type; |
2081 | else |
2246 | else |
2082 | { |
2247 | { |
2083 | switch (spec_type) |
2248 | switch (spec_type) |
2084 | { |
2249 | { |
2085 | case LONG_INT: |
2250 | case LONG_INT: |
2086 | args[numargs++].val_long = va_arg (*ap, long); |
2251 | args[numargs++].val_long = va_arg (*ap, long); |
2087 | break; |
2252 | break; |
2088 | case QUAD_INT: |
2253 | case QUAD_INT: |
2089 | args[numargs++].val_quad_t = va_arg (*ap, quad_t); |
2254 | args[numargs++].val_quad_t = va_arg (*ap, quad_t); |
2090 | break; |
2255 | break; |
2091 | case WIDE_CHAR: |
2256 | case WIDE_CHAR: |
2092 | args[numargs++].val_wint_t = va_arg (*ap, wint_t); |
2257 | args[numargs++].val_wint_t = va_arg (*ap, wint_t); |
2093 | break; |
2258 | break; |
2094 | case INT: |
2259 | case INT: |
2095 | args[numargs++].val_int = va_arg (*ap, int); |
2260 | args[numargs++].val_int = va_arg (*ap, int); |
2096 | break; |
2261 | break; |
2097 | case CHAR_PTR: |
2262 | case CHAR_PTR: |
2098 | args[numargs++].val_char_ptr_t = va_arg (*ap, char *); |
2263 | args[numargs++].val_char_ptr_t = va_arg (*ap, char *); |
2099 | break; |
2264 | break; |
2100 | case DOUBLE: |
2265 | case DOUBLE: |
2101 | args[numargs++].val_double = va_arg (*ap, double); |
2266 | args[numargs++].val_double = va_arg (*ap, double); |
2102 | break; |
2267 | break; |
2103 | case LONG_DOUBLE: |
2268 | case LONG_DOUBLE: |
2104 | args[numargs++].val__LONG_DOUBLE = va_arg (*ap, _LONG_DOUBLE); |
2269 | args[numargs++].val__LONG_DOUBLE = va_arg (*ap, _LONG_DOUBLE); |
2105 | break; |
2270 | break; |
2106 | } |
2271 | } |
2107 | } |
2272 | } |
2108 | } |
2273 | } |
2109 | break; |
2274 | break; |
2110 | case GETPOS: /* we have positional specifier */ |
2275 | case GETPOS: /* we have positional specifier */ |
2111 | if (arg_type[0] == -1) |
2276 | if (arg_type[0] == -1) |
2112 | memset (arg_type, 0, sizeof (int) * MAX_POS_ARGS); |
2277 | memset (arg_type, 0, sizeof (int) * MAX_POS_ARGS); |
2113 | pos = number - 1; |
2278 | pos = number - 1; |
2114 | max_pos_arg = (max_pos_arg > pos ? max_pos_arg : pos); |
2279 | max_pos_arg = (max_pos_arg > pos ? max_pos_arg : pos); |
2115 | break; |
2280 | break; |
2116 | case PWPOS: /* we have positional specifier for width or precision */ |
2281 | case PWPOS: /* we have positional specifier for width or precision */ |
2117 | if (arg_type[0] == -1) |
2282 | if (arg_type[0] == -1) |
2118 | memset (arg_type, 0, sizeof (int) * MAX_POS_ARGS); |
2283 | memset (arg_type, 0, sizeof (int) * MAX_POS_ARGS); |
2119 | number -= 1; |
2284 | number -= 1; |
2120 | arg_type[number] = INT; |
2285 | arg_type[number] = INT; |
2121 | max_pos_arg = (max_pos_arg > number ? max_pos_arg : number); |
2286 | max_pos_arg = (max_pos_arg > number ? max_pos_arg : number); |
2122 | break; |
2287 | break; |
2123 | case GETPWB: /* we require format pushback */ |
2288 | case GETPWB: /* we require format pushback */ |
2124 | --fmt; |
2289 | --fmt; |
2125 | /* fallthrough */ |
2290 | /* fallthrough */ |
2126 | case GETPW: /* we have a variable precision or width to acquire */ |
2291 | case GETPW: /* we have a variable precision or width to acquire */ |
2127 | args[numargs++].val_int = va_arg (*ap, int); |
2292 | args[numargs++].val_int = va_arg (*ap, int); |
2128 | break; |
2293 | break; |
2129 | case NUMBER: /* we have a number to process */ |
2294 | case NUMBER: /* we have a number to process */ |
2130 | number = (ch - '0'); |
2295 | number = (ch - '0'); |
2131 | while ((ch = *fmt) != '\0' && is_digit (ch)) |
2296 | while ((ch = *fmt) != '\0' && is_digit (ch)) |
2132 | { |
2297 | { |
2133 | number = number * 10 + (ch - '0'); |
2298 | number = number * 10 + (ch - '0'); |
2134 | ++fmt; |
2299 | ++fmt; |
2135 | } |
2300 | } |
2136 | break; |
2301 | break; |
2137 | case SKIPNUM: /* we have a number to skip */ |
2302 | case SKIPNUM: /* we have a number to skip */ |
2138 | while ((ch = *fmt) != '\0' && is_digit (ch)) |
2303 | while ((ch = *fmt) != '\0' && is_digit (ch)) |
2139 | ++fmt; |
2304 | ++fmt; |
2140 | break; |
2305 | break; |
2141 | case NOOP: |
2306 | case NOOP: |
2142 | default: |
2307 | default: |
2143 | break; /* do nothing */ |
2308 | break; /* do nothing */ |
2144 | } |
2309 | } |
2145 | } |
2310 | } |
2146 | } |
2311 | } |
2147 | 2312 | ||
2148 | /* process all arguments up to at least the one we are looking for and if we |
2313 | /* process all arguments up to at least the one we are looking for and if we |
2149 | have seen the end of the string, then process up to the max argument needed */ |
2314 | have seen the end of the string, then process up to the max argument needed */ |
2150 | if (*fmt == '\0') |
2315 | if (*fmt == '\0') |
2151 | last_arg = max_pos_arg; |
2316 | last_arg = max_pos_arg; |
2152 | else |
2317 | else |
2153 | last_arg = n; |
2318 | last_arg = n; |
2154 | 2319 | ||
2155 | while (numargs <= last_arg) |
2320 | while (numargs <= last_arg) |
2156 | { |
2321 | { |
2157 | switch (arg_type[numargs]) |
2322 | switch (arg_type[numargs]) |
2158 | { |
2323 | { |
2159 | case LONG_INT: |
2324 | case LONG_INT: |
2160 | args[numargs++].val_long = va_arg (*ap, long); |
2325 | args[numargs++].val_long = va_arg (*ap, long); |
2161 | break; |
2326 | break; |
2162 | case QUAD_INT: |
2327 | case QUAD_INT: |
2163 | args[numargs++].val_quad_t = va_arg (*ap, quad_t); |
2328 | args[numargs++].val_quad_t = va_arg (*ap, quad_t); |
2164 | break; |
2329 | break; |
2165 | case CHAR_PTR: |
2330 | case CHAR_PTR: |
2166 | args[numargs++].val_char_ptr_t = va_arg (*ap, char *); |
2331 | args[numargs++].val_char_ptr_t = va_arg (*ap, char *); |
2167 | break; |
2332 | break; |
2168 | case DOUBLE: |
2333 | case DOUBLE: |
2169 | args[numargs++].val_double = va_arg (*ap, double); |
2334 | args[numargs++].val_double = va_arg (*ap, double); |
2170 | break; |
2335 | break; |
2171 | case LONG_DOUBLE: |
2336 | case LONG_DOUBLE: |
2172 | args[numargs++].val__LONG_DOUBLE = va_arg (*ap, _LONG_DOUBLE); |
2337 | args[numargs++].val__LONG_DOUBLE = va_arg (*ap, _LONG_DOUBLE); |
2173 | break; |
2338 | break; |
2174 | case WIDE_CHAR: |
2339 | case WIDE_CHAR: |
2175 | args[numargs++].val_wint_t = va_arg (*ap, wint_t); |
2340 | args[numargs++].val_wint_t = va_arg (*ap, wint_t); |
2176 | break; |
2341 | break; |
2177 | case INT: |
2342 | case INT: |
2178 | default: |
2343 | default: |
2179 | args[numargs++].val_int = va_arg (*ap, int); |
2344 | args[numargs++].val_int = va_arg (*ap, int); |
2180 | break; |
2345 | break; |
2181 | } |
2346 | } |
2182 | } |
2347 | } |
2183 | 2348 | ||
2184 | /* alter the global numargs value and keep a reference to the last bit of the fmt |
2349 | /* alter the global numargs value and keep a reference to the last bit of the fmt |
2185 | string we processed here because the caller will continue processing where we started */ |
2350 | string we processed here because the caller will continue processing where we started */ |
2186 | *numargs_p = numargs; |
2351 | *numargs_p = numargs; |
2187 | *last_fmt = fmt; |
2352 | *last_fmt = fmt; |
2188 | return &args[n]; |
2353 | return &args[n]; |
2189 | } |
2354 | } |
2190 | #endif /* !_NO_POS_ARGS */=>=>=>=>=>=>>>>>>>=>>>=>=>=>=>=>>=>=>>>>=>>=>>=>>>=>=>=>>>>>=>>>> |
2355 | #endif /* !_NO_POS_ARGS */=>=>=>=>=>=>>>>>>>=>>>=>=>=>=>=>>=>=>>>>=>>=>>=>>>=>=>=>>>>>=>>>>>>>> |