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  1. /*
  2.  * Copyright (c) 1990 The Regents of the University of California.
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms are permitted
  6.  * provided that the above copyright notice and this paragraph are
  7.  * duplicated in all such forms and that any documentation,
  8.  * advertising materials, and other materials related to such
  9.  * distribution and use acknowledge that the software was developed
  10.  * by the University of California, Berkeley.  The name of the
  11.  * University may not be used to endorse or promote products derived
  12.  * from this software without specific prior written permission.
  13.  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  14.  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  15.  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  16.  *
  17.  *      @(#)stdio.h     5.3 (Berkeley) 3/15/86
  18.  */
  19.  
  20. /*
  21.  * NB: to fit things in six character monocase externals, the
  22.  * stdio code uses the prefix `__s' for stdio objects, typically
  23.  * followed by a three-character attempt at a mnemonic.
  24.  */
  25.  
  26. #ifndef _STDIO_H_
  27. #define _STDIO_H_
  28.  
  29. #include "_ansi.h"
  30.  
  31. #define _FSTDIO                 /* ``function stdio'' */
  32.  
  33. #define __need_size_t
  34. #define __need_NULL
  35. #include <stddef.h>
  36.  
  37. #define __need___va_list
  38. #include <stdarg.h>
  39.  
  40. /*
  41.  * <sys/reent.h> defines __FILE, _fpos_t.
  42.  * They must be defined there because struct _reent needs them (and we don't
  43.  * want reent.h to include this file.
  44.  */
  45.  
  46. #include <sys/reent.h>
  47. #include <sys/types.h>
  48.  
  49. _BEGIN_STD_C
  50.  
  51. typedef __FILE FILE;
  52.  
  53. #ifdef __CYGWIN__
  54. typedef _fpos64_t fpos_t;
  55. #else
  56. typedef _fpos_t fpos_t;
  57. #ifdef __LARGE64_FILES
  58. typedef _fpos64_t fpos64_t;
  59. #endif
  60. #endif /* !__CYGWIN__ */
  61.  
  62. #include <sys/stdio.h>
  63.  
  64. #define __SLBF  0x0001          /* line buffered */
  65. #define __SNBF  0x0002          /* unbuffered */
  66. #define __SRD   0x0004          /* OK to read */
  67. #define __SWR   0x0008          /* OK to write */
  68.         /* RD and WR are never simultaneously asserted */
  69. #define __SRW   0x0010          /* open for reading & writing */
  70. #define __SEOF  0x0020          /* found EOF */
  71. #define __SERR  0x0040          /* found error */
  72. #define __SMBF  0x0080          /* _buf is from malloc */
  73. #define __SAPP  0x0100          /* fdopen()ed in append mode - so must  write to end */
  74. #define __SSTR  0x0200          /* this is an sprintf/snprintf string */
  75. #define __SOPT  0x0400          /* do fseek() optimisation */
  76. #define __SNPT  0x0800          /* do not do fseek() optimisation */
  77. #define __SOFF  0x1000          /* set iff _offset is in fact correct */
  78. #define __SORD  0x2000          /* true => stream orientation (byte/wide) decided */
  79. #if defined(__CYGWIN__)
  80. #  define __SCLE  0x4000        /* convert line endings CR/LF <-> NL */
  81. #endif
  82. #define __SL64  0x8000          /* is 64-bit offset large file */
  83.  
  84. /* _flags2 flags */
  85. #define __SWID  0x2000          /* true => stream orientation wide, false => byte, only valid if __SORD in _flags is true */
  86.  
  87. /*
  88.  * The following three definitions are for ANSI C, which took them
  89.  * from System V, which stupidly took internal interface macros and
  90.  * made them official arguments to setvbuf(), without renaming them.
  91.  * Hence, these ugly _IOxxx names are *supposed* to appear in user code.
  92.  *
  93.  * Although these happen to match their counterparts above, the
  94.  * implementation does not rely on that (so these could be renumbered).
  95.  */
  96. #define _IOFBF  0               /* setvbuf should set fully buffered */
  97. #define _IOLBF  1               /* setvbuf should set line buffered */
  98. #define _IONBF  2               /* setvbuf should set unbuffered */
  99.  
  100. #define EOF     (-1)
  101.  
  102. #ifdef __BUFSIZ__
  103. #define BUFSIZ          __BUFSIZ__
  104. #else
  105. #define BUFSIZ          1024
  106. #endif
  107.  
  108. #ifdef __FOPEN_MAX__
  109. #define FOPEN_MAX       __FOPEN_MAX__
  110. #else
  111. #define FOPEN_MAX       20
  112. #endif
  113.  
  114. #ifdef __FILENAME_MAX__
  115. #define FILENAME_MAX    __FILENAME_MAX__
  116. #else
  117. #define FILENAME_MAX    1024
  118. #endif
  119.  
  120. #ifdef __L_tmpnam__
  121. #define L_tmpnam        __L_tmpnam__
  122. #else
  123. #define L_tmpnam        FILENAME_MAX
  124. #endif
  125.  
  126. #ifndef __STRICT_ANSI__
  127. #define P_tmpdir        "/tmp"
  128. #endif
  129.  
  130. #ifndef SEEK_SET
  131. #define SEEK_SET        0       /* set file offset to offset */
  132. #endif
  133. #ifndef SEEK_CUR
  134. #define SEEK_CUR        1       /* set file offset to current plus offset */
  135. #endif
  136. #ifndef SEEK_END
  137. #define SEEK_END        2       /* set file offset to EOF plus offset */
  138. #endif
  139.  
  140. #define TMP_MAX         26
  141.  
  142. #define stdin   (_REENT->_stdin)
  143. #define stdout  (_REENT->_stdout)
  144. #define stderr  (_REENT->_stderr)
  145.  
  146. #define _stdin_r(x)     ((x)->_stdin)
  147. #define _stdout_r(x)    ((x)->_stdout)
  148. #define _stderr_r(x)    ((x)->_stderr)
  149.  
  150. /*
  151.  * Functions defined in ANSI C standard.
  152.  */
  153.  
  154. #ifndef __VALIST
  155. #ifdef __GNUC__
  156. #define __VALIST __gnuc_va_list
  157. #else
  158. #define __VALIST char*
  159. #endif
  160. #endif
  161.  
  162. FILE *  _EXFUN(tmpfile, (void));
  163. char *  _EXFUN(tmpnam, (char *));
  164. int     _EXFUN(fclose, (FILE *));
  165. int     _EXFUN(fflush, (FILE *));
  166. FILE *  _EXFUN(freopen, (const char *__restrict, const char *__restrict, FILE *__restrict));
  167. void    _EXFUN(setbuf, (FILE *__restrict, char *__restrict));
  168. int     _EXFUN(setvbuf, (FILE *__restrict, char *__restrict, int, size_t));
  169. int     _EXFUN(fprintf, (FILE *__restrict, const char *__restrict, ...)
  170.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  171. int     _EXFUN(fscanf, (FILE *__restrict, const char *__restrict, ...)
  172.                _ATTRIBUTE ((__format__ (__scanf__, 2, 3))));
  173. int     _EXFUN(printf, (const char *__restrict, ...)
  174.                _ATTRIBUTE ((__format__ (__printf__, 1, 2))));
  175. int     _EXFUN(scanf, (const char *__restrict, ...)
  176.                _ATTRIBUTE ((__format__ (__scanf__, 1, 2))));
  177. int     _EXFUN(sscanf, (const char *__restrict, const char *__restrict, ...)
  178.                _ATTRIBUTE ((__format__ (__scanf__, 2, 3))));
  179. int     _EXFUN(vfprintf, (FILE *__restrict, const char *__restrict, __VALIST)
  180.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  181. int     _EXFUN(vprintf, (const char *, __VALIST)
  182.                _ATTRIBUTE ((__format__ (__printf__, 1, 0))));
  183. int     _EXFUN(vsprintf, (char *__restrict, const char *__restrict, __VALIST)
  184.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  185. int     _EXFUN(fgetc, (FILE *));
  186. char *  _EXFUN(fgets, (char *__restrict, int, FILE *__restrict));
  187. int     _EXFUN(fputc, (int, FILE *));
  188. int     _EXFUN(fputs, (const char *__restrict, FILE *__restrict));
  189. int     _EXFUN(getc, (FILE *));
  190. int     _EXFUN(getchar, (void));
  191. char *  _EXFUN(gets, (char *));
  192. int     _EXFUN(putc, (int, FILE *));
  193. int     _EXFUN(putchar, (int));
  194. int     _EXFUN(puts, (const char *));
  195. int     _EXFUN(ungetc, (int, FILE *));
  196. size_t  _EXFUN(fread, (_PTR __restrict, size_t _size, size_t _n, FILE *__restrict));
  197. size_t  _EXFUN(fwrite, (const _PTR __restrict , size_t _size, size_t _n, FILE *));
  198. #ifdef _COMPILING_NEWLIB
  199. int     _EXFUN(fgetpos, (FILE *, _fpos_t *));
  200. #else
  201. int     _EXFUN(fgetpos, (FILE *__restrict, fpos_t *__restrict));
  202. #endif
  203. int     _EXFUN(fseek, (FILE *, long, int));
  204. #ifdef _COMPILING_NEWLIB
  205. int     _EXFUN(fsetpos, (FILE *, const _fpos_t *));
  206. #else
  207. int     _EXFUN(fsetpos, (FILE *, const fpos_t *));
  208. #endif
  209. long    _EXFUN(ftell, ( FILE *));
  210. void    _EXFUN(rewind, (FILE *));
  211. void    _EXFUN(clearerr, (FILE *));
  212. int     _EXFUN(feof, (FILE *));
  213. int     _EXFUN(ferror, (FILE *));
  214. void    _EXFUN(perror, (const char *));
  215. #ifndef _REENT_ONLY
  216. FILE *  _EXFUN(fopen, (const char *__restrict _name, const char *__restrict _type));
  217. int     _EXFUN(sprintf, (char *__restrict, const char *__restrict, ...)
  218.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  219. int     _EXFUN(remove, (const char *));
  220. int     _EXFUN(rename, (const char *, const char *));
  221. #ifdef _COMPILING_NEWLIB
  222. int     _EXFUN(_rename, (const char *, const char *));
  223. #endif
  224. #endif
  225. #if !defined(__STRICT_ANSI__) || defined(__USE_XOPEN2K)
  226. #ifdef _COMPILING_NEWLIB
  227. int     _EXFUN(fseeko, (FILE *, _off_t, int));
  228. _off_t  _EXFUN(ftello, ( FILE *));
  229. #else
  230. int     _EXFUN(fseeko, (FILE *, off_t, int));
  231. off_t   _EXFUN(ftello, ( FILE *));
  232. #endif
  233. #endif
  234. #if !defined(__STRICT_ANSI__) || (__STDC_VERSION__ >= 199901L)
  235. #ifndef _REENT_ONLY
  236. int     _EXFUN(asiprintf, (char **, const char *, ...)
  237.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  238. char *  _EXFUN(asniprintf, (char *, size_t *, const char *, ...)
  239.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  240. char *  _EXFUN(asnprintf, (char *__restrict, size_t *__restrict, const char *__restrict, ...)
  241.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  242. int     _EXFUN(asprintf, (char **__restrict, const char *__restrict, ...)
  243.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  244. #ifndef diprintf
  245. int     _EXFUN(diprintf, (int, const char *, ...)
  246.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  247. #endif
  248. int     _EXFUN(fcloseall, (_VOID));
  249. int     _EXFUN(fiprintf, (FILE *, const char *, ...)
  250.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  251. int     _EXFUN(fiscanf, (FILE *, const char *, ...)
  252.                _ATTRIBUTE ((__format__ (__scanf__, 2, 3))));
  253. int     _EXFUN(iprintf, (const char *, ...)
  254.                _ATTRIBUTE ((__format__ (__printf__, 1, 2))));
  255. int     _EXFUN(iscanf, (const char *, ...)
  256.                _ATTRIBUTE ((__format__ (__scanf__, 1, 2))));
  257. int     _EXFUN(siprintf, (char *, const char *, ...)
  258.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  259. int     _EXFUN(siscanf, (const char *, const char *, ...)
  260.                _ATTRIBUTE ((__format__ (__scanf__, 2, 3))));
  261. int     _EXFUN(snprintf, (char *__restrict, size_t, const char *__restrict, ...)
  262.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  263. int _EXFUN(sniprintf, (char *, size_t, const char *, ...)
  264.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  265. char *  _EXFUN(tempnam, (const char *, const char *));
  266. int     _EXFUN(vasiprintf, (char **, const char *, __VALIST)
  267.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  268. char *  _EXFUN(vasniprintf, (char *, size_t *, const char *, __VALIST)
  269.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  270. char *  _EXFUN(vasnprintf, (char *, size_t *, const char *, __VALIST)
  271.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  272. int     _EXFUN(vasprintf, (char **, const char *, __VALIST)
  273.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  274. int     _EXFUN(vdiprintf, (int, const char *, __VALIST)
  275.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  276. int     _EXFUN(vfiprintf, (FILE *, const char *, __VALIST)
  277.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  278. int     _EXFUN(vfiscanf, (FILE *, const char *, __VALIST)
  279.                _ATTRIBUTE ((__format__ (__scanf__, 2, 0))));
  280. int     _EXFUN(vfscanf, (FILE *__restrict, const char *__restrict, __VALIST)
  281.                _ATTRIBUTE ((__format__ (__scanf__, 2, 0))));
  282. int     _EXFUN(viprintf, (const char *, __VALIST)
  283.                _ATTRIBUTE ((__format__ (__printf__, 1, 0))));
  284. int     _EXFUN(viscanf, (const char *, __VALIST)
  285.                _ATTRIBUTE ((__format__ (__scanf__, 1, 0))));
  286. int     _EXFUN(vscanf, (const char *, __VALIST)
  287.                _ATTRIBUTE ((__format__ (__scanf__, 1, 0))));
  288. int     _EXFUN(vsiprintf, (char *, const char *, __VALIST)
  289.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  290. int     _EXFUN(vsiscanf, (const char *, const char *, __VALIST)
  291.                _ATTRIBUTE ((__format__ (__scanf__, 2, 0))));
  292. int     _EXFUN(vsniprintf, (char *, size_t, const char *, __VALIST)
  293.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  294. int     _EXFUN(vsnprintf, (char *__restrict, size_t, const char *__restrict, __VALIST)
  295.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  296. int     _EXFUN(vsscanf, (const char *__restrict, const char *__restrict, __VALIST)
  297.                _ATTRIBUTE ((__format__ (__scanf__, 2, 0))));
  298. #endif /* !_REENT_ONLY */
  299. #endif /* !__STRICT_ANSI__ */
  300.  
  301. /*
  302.  * Routines in POSIX 1003.1:2001.
  303.  */
  304.  
  305. #ifndef __STRICT_ANSI__
  306. #ifndef _REENT_ONLY
  307. FILE *  _EXFUN(fdopen, (int, const char *));
  308. #endif
  309. int     _EXFUN(fileno, (FILE *));
  310. int     _EXFUN(getw, (FILE *));
  311. int     _EXFUN(pclose, (FILE *));
  312. FILE *  _EXFUN(popen, (const char *, const char *));
  313. int     _EXFUN(putw, (int, FILE *));
  314. void    _EXFUN(setbuffer, (FILE *, char *, int));
  315. int     _EXFUN(setlinebuf, (FILE *));
  316. int     _EXFUN(getc_unlocked, (FILE *));
  317. int     _EXFUN(getchar_unlocked, (void));
  318. void    _EXFUN(flockfile, (FILE *));
  319. int     _EXFUN(ftrylockfile, (FILE *));
  320. void    _EXFUN(funlockfile, (FILE *));
  321. int     _EXFUN(putc_unlocked, (int, FILE *));
  322. int     _EXFUN(putchar_unlocked, (int));
  323. #endif /* ! __STRICT_ANSI__ */
  324.  
  325. /*
  326.  * Routines in POSIX 1003.1:200x.
  327.  */
  328.  
  329. #ifndef __STRICT_ANSI__
  330. # ifndef _REENT_ONLY
  331. #  ifndef dprintf
  332. int     _EXFUN(dprintf, (int, const char *__restrict, ...)
  333.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  334. #  endif
  335. FILE *  _EXFUN(fmemopen, (void *__restrict, size_t, const char *__restrict));
  336. /* getdelim - see __getdelim for now */
  337. /* getline - see __getline for now */
  338. FILE *  _EXFUN(open_memstream, (char **, size_t *));
  339. #if defined (__CYGWIN__)
  340. int     _EXFUN(renameat, (int, const char *, int, const char *));
  341. #endif
  342. int     _EXFUN(vdprintf, (int, const char *__restrict, __VALIST)
  343.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  344. # endif
  345. #endif
  346.  
  347. /*
  348.  * Recursive versions of the above.
  349.  */
  350.  
  351. int     _EXFUN(_asiprintf_r, (struct _reent *, char **, const char *, ...)
  352.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  353. char *  _EXFUN(_asniprintf_r, (struct _reent *, char *, size_t *, const char *, ...)
  354.                _ATTRIBUTE ((__format__ (__printf__, 4, 5))));
  355. char *  _EXFUN(_asnprintf_r, (struct _reent *, char *__restrict, size_t *__restrict, const char *__restrict, ...)
  356.                _ATTRIBUTE ((__format__ (__printf__, 4, 5))));
  357. int     _EXFUN(_asprintf_r, (struct _reent *, char **__restrict, const char *__restrict, ...)
  358.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  359. int     _EXFUN(_diprintf_r, (struct _reent *, int, const char *, ...)
  360.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  361. int     _EXFUN(_dprintf_r, (struct _reent *, int, const char *__restrict, ...)
  362.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  363. int     _EXFUN(_fclose_r, (struct _reent *, FILE *));
  364. int     _EXFUN(_fcloseall_r, (struct _reent *));
  365. FILE *  _EXFUN(_fdopen_r, (struct _reent *, int, const char *));
  366. int     _EXFUN(_fflush_r, (struct _reent *, FILE *));
  367. int     _EXFUN(_fgetc_r, (struct _reent *, FILE *));
  368. char *  _EXFUN(_fgets_r, (struct _reent *, char *__restrict, int, FILE *__restrict));
  369. #ifdef _COMPILING_NEWLIB
  370. int     _EXFUN(_fgetpos_r, (struct _reent *, FILE *__restrict, _fpos_t *__restrict));
  371. int     _EXFUN(_fsetpos_r, (struct _reent *, FILE *, const _fpos_t *));
  372. #else
  373. int     _EXFUN(_fgetpos_r, (struct _reent *, FILE *, fpos_t *));
  374. int     _EXFUN(_fsetpos_r, (struct _reent *, FILE *, const fpos_t *));
  375. #endif
  376. int     _EXFUN(_fiprintf_r, (struct _reent *, FILE *, const char *, ...)
  377.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  378. int     _EXFUN(_fiscanf_r, (struct _reent *, FILE *, const char *, ...)
  379.                _ATTRIBUTE ((__format__ (__scanf__, 3, 4))));
  380. FILE *  _EXFUN(_fmemopen_r, (struct _reent *, void *__restrict, size_t, const char *__restrict));
  381. FILE *  _EXFUN(_fopen_r, (struct _reent *, const char *__restrict, const char *__restrict));
  382. FILE *  _EXFUN(_freopen_r, (struct _reent *, const char *__restrict, const char *__restrict, FILE *__restrict));
  383. int     _EXFUN(_fprintf_r, (struct _reent *, FILE *__restrict, const char *__restrict, ...)
  384.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  385. int     _EXFUN(_fpurge_r, (struct _reent *, FILE *));
  386. int     _EXFUN(_fputc_r, (struct _reent *, int, FILE *));
  387. int     _EXFUN(_fputs_r, (struct _reent *, const char *__restrict, FILE *__restrict));
  388. size_t  _EXFUN(_fread_r, (struct _reent *, _PTR __restrict, size_t _size, size_t _n, FILE *__restrict));
  389. int     _EXFUN(_fscanf_r, (struct _reent *, FILE *__restrict, const char *__restrict, ...)
  390.                _ATTRIBUTE ((__format__ (__scanf__, 3, 4))));
  391. int     _EXFUN(_fseek_r, (struct _reent *, FILE *, long, int));
  392. int     _EXFUN(_fseeko_r,(struct _reent *, FILE *, _off_t, int));
  393. long    _EXFUN(_ftell_r, (struct _reent *, FILE *));
  394. _off_t  _EXFUN(_ftello_r,(struct _reent *, FILE *));
  395. void    _EXFUN(_rewind_r, (struct _reent *, FILE *));
  396. size_t  _EXFUN(_fwrite_r, (struct _reent *, const _PTR __restrict, size_t _size, size_t _n, FILE *__restrict));
  397. int     _EXFUN(_getc_r, (struct _reent *, FILE *));
  398. int     _EXFUN(_getc_unlocked_r, (struct _reent *, FILE *));
  399. int     _EXFUN(_getchar_r, (struct _reent *));
  400. int     _EXFUN(_getchar_unlocked_r, (struct _reent *));
  401. char *  _EXFUN(_gets_r, (struct _reent *, char *));
  402. int     _EXFUN(_iprintf_r, (struct _reent *, const char *, ...)
  403.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  404. int     _EXFUN(_iscanf_r, (struct _reent *, const char *, ...)
  405.                _ATTRIBUTE ((__format__ (__scanf__, 2, 3))));
  406. FILE *  _EXFUN(_open_memstream_r, (struct _reent *, char **, size_t *));
  407. void    _EXFUN(_perror_r, (struct _reent *, const char *));
  408. int     _EXFUN(_printf_r, (struct _reent *, const char *__restrict, ...)
  409.                _ATTRIBUTE ((__format__ (__printf__, 2, 3))));
  410. int     _EXFUN(_putc_r, (struct _reent *, int, FILE *));
  411. int     _EXFUN(_putc_unlocked_r, (struct _reent *, int, FILE *));
  412. int     _EXFUN(_putchar_unlocked_r, (struct _reent *, int));
  413. int     _EXFUN(_putchar_r, (struct _reent *, int));
  414. int     _EXFUN(_puts_r, (struct _reent *, const char *));
  415. int     _EXFUN(_remove_r, (struct _reent *, const char *));
  416. int     _EXFUN(_rename_r, (struct _reent *,
  417.                            const char *_old, const char *_new));
  418. int     _EXFUN(_scanf_r, (struct _reent *, const char *__restrict, ...)
  419.                _ATTRIBUTE ((__format__ (__scanf__, 2, 3))));
  420. int     _EXFUN(_siprintf_r, (struct _reent *, char *, const char *, ...)
  421.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  422. int     _EXFUN(_siscanf_r, (struct _reent *, const char *, const char *, ...)
  423.                _ATTRIBUTE ((__format__ (__scanf__, 3, 4))));
  424. int     _EXFUN(_sniprintf_r, (struct _reent *, char *, size_t, const char *, ...)
  425.                _ATTRIBUTE ((__format__ (__printf__, 4, 5))));
  426. int     _EXFUN(_snprintf_r, (struct _reent *, char *__restrict, size_t, const char *__restrict, ...)
  427.                _ATTRIBUTE ((__format__ (__printf__, 4, 5))));
  428. int     _EXFUN(_sprintf_r, (struct _reent *, char *__restrict, const char *__restrict, ...)
  429.                _ATTRIBUTE ((__format__ (__printf__, 3, 4))));
  430. int     _EXFUN(_sscanf_r, (struct _reent *, const char *__restrict, const char *__restrict, ...)
  431.                _ATTRIBUTE ((__format__ (__scanf__, 3, 4))));
  432. char *  _EXFUN(_tempnam_r, (struct _reent *, const char *, const char *));
  433. FILE *  _EXFUN(_tmpfile_r, (struct _reent *));
  434. char *  _EXFUN(_tmpnam_r, (struct _reent *, char *));
  435. int     _EXFUN(_ungetc_r, (struct _reent *, int, FILE *));
  436. int     _EXFUN(_vasiprintf_r, (struct _reent *, char **, const char *, __VALIST)
  437.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  438. char *  _EXFUN(_vasniprintf_r, (struct _reent*, char *, size_t *, const char *, __VALIST)
  439.                _ATTRIBUTE ((__format__ (__printf__, 4, 0))));
  440. char *  _EXFUN(_vasnprintf_r, (struct _reent*, char *, size_t *, const char *, __VALIST)
  441.                _ATTRIBUTE ((__format__ (__printf__, 4, 0))));
  442. int     _EXFUN(_vasprintf_r, (struct _reent *, char **, const char *, __VALIST)
  443.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  444. int     _EXFUN(_vdiprintf_r, (struct _reent *, int, const char *, __VALIST)
  445.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  446. int     _EXFUN(_vdprintf_r, (struct _reent *, int, const char *__restrict, __VALIST)
  447.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  448. int     _EXFUN(_vfiprintf_r, (struct _reent *, FILE *, const char *, __VALIST)
  449.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  450. int     _EXFUN(_vfiscanf_r, (struct _reent *, FILE *, const char *, __VALIST)
  451.                _ATTRIBUTE ((__format__ (__scanf__, 3, 0))));
  452. int     _EXFUN(_vfprintf_r, (struct _reent *, FILE *__restrict, const char *__restrict, __VALIST)
  453.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  454. int     _EXFUN(_vfscanf_r, (struct _reent *, FILE *__restrict, const char *__restrict, __VALIST)
  455.                _ATTRIBUTE ((__format__ (__scanf__, 3, 0))));
  456. int     _EXFUN(_viprintf_r, (struct _reent *, const char *, __VALIST)
  457.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  458. int     _EXFUN(_viscanf_r, (struct _reent *, const char *, __VALIST)
  459.                _ATTRIBUTE ((__format__ (__scanf__, 2, 0))));
  460. int     _EXFUN(_vprintf_r, (struct _reent *, const char *__restrict, __VALIST)
  461.                _ATTRIBUTE ((__format__ (__printf__, 2, 0))));
  462. int     _EXFUN(_vscanf_r, (struct _reent *, const char *__restrict, __VALIST)
  463.                _ATTRIBUTE ((__format__ (__scanf__, 2, 0))));
  464. int     _EXFUN(_vsiprintf_r, (struct _reent *, char *, const char *, __VALIST)
  465.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  466. int     _EXFUN(_vsiscanf_r, (struct _reent *, const char *, const char *, __VALIST)
  467.                _ATTRIBUTE ((__format__ (__scanf__, 3, 0))));
  468. int     _EXFUN(_vsniprintf_r, (struct _reent *, char *, size_t, const char *, __VALIST)
  469.                _ATTRIBUTE ((__format__ (__printf__, 4, 0))));
  470. int     _EXFUN(_vsnprintf_r, (struct _reent *, char *__restrict, size_t, const char *__restrict, __VALIST)
  471.                _ATTRIBUTE ((__format__ (__printf__, 4, 0))));
  472. int     _EXFUN(_vsprintf_r, (struct _reent *, char *__restrict, const char *__restrict, __VALIST)
  473.                _ATTRIBUTE ((__format__ (__printf__, 3, 0))));
  474. int     _EXFUN(_vsscanf_r, (struct _reent *, const char *__restrict, const char *__restrict, __VALIST)
  475.                _ATTRIBUTE ((__format__ (__scanf__, 3, 0))));
  476.  
  477. /* Other extensions.  */
  478.  
  479. int     _EXFUN(fpurge, (FILE *));
  480. ssize_t _EXFUN(__getdelim, (char **, size_t *, int, FILE *));
  481. ssize_t _EXFUN(__getline, (char **, size_t *, FILE *));
  482.  
  483. #ifdef __LARGE64_FILES
  484. #if !defined(__CYGWIN__) || defined(_COMPILING_NEWLIB)
  485. FILE *  _EXFUN(fdopen64, (int, const char *));
  486. FILE *  _EXFUN(fopen64, (const char *, const char *));
  487. FILE *  _EXFUN(freopen64, (_CONST char *, _CONST char *, FILE *));
  488. _off64_t _EXFUN(ftello64, (FILE *));
  489. _off64_t _EXFUN(fseeko64, (FILE *, _off64_t, int));
  490. int     _EXFUN(fgetpos64, (FILE *, _fpos64_t *));
  491. int     _EXFUN(fsetpos64, (FILE *, const _fpos64_t *));
  492. FILE *  _EXFUN(tmpfile64, (void));
  493.  
  494. FILE *  _EXFUN(_fdopen64_r, (struct _reent *, int, const char *));
  495. FILE *  _EXFUN(_fopen64_r, (struct _reent *,const char *, const char *));
  496. FILE *  _EXFUN(_freopen64_r, (struct _reent *, _CONST char *, _CONST char *, FILE *));
  497. _off64_t _EXFUN(_ftello64_r, (struct _reent *, FILE *));
  498. _off64_t _EXFUN(_fseeko64_r, (struct _reent *, FILE *, _off64_t, int));
  499. int     _EXFUN(_fgetpos64_r, (struct _reent *, FILE *, _fpos64_t *));
  500. int     _EXFUN(_fsetpos64_r, (struct _reent *, FILE *, const _fpos64_t *));
  501. FILE *  _EXFUN(_tmpfile64_r, (struct _reent *));
  502. #endif /* !__CYGWIN__ */
  503. #endif /* __LARGE64_FILES */
  504.  
  505. /*
  506.  * Routines internal to the implementation.
  507.  */
  508.  
  509. int     _EXFUN(__srget_r, (struct _reent *, FILE *));
  510. int     _EXFUN(__swbuf_r, (struct _reent *, int, FILE *));
  511.  
  512. /*
  513.  * Stdio function-access interface.
  514.  */
  515.  
  516. #ifndef __STRICT_ANSI__
  517. # ifdef __LARGE64_FILES
  518. FILE    *_EXFUN(funopen,(const _PTR __cookie,
  519.                 int (*__readfn)(_PTR __c, char *__buf,
  520.                                 _READ_WRITE_BUFSIZE_TYPE __n),
  521.                 int (*__writefn)(_PTR __c, const char *__buf,
  522.                                  _READ_WRITE_BUFSIZE_TYPE __n),
  523.                 _fpos64_t (*__seekfn)(_PTR __c, _fpos64_t __off, int __whence),
  524.                 int (*__closefn)(_PTR __c)));
  525. FILE    *_EXFUN(_funopen_r,(struct _reent *, const _PTR __cookie,
  526.                 int (*__readfn)(_PTR __c, char *__buf,
  527.                                 _READ_WRITE_BUFSIZE_TYPE __n),
  528.                 int (*__writefn)(_PTR __c, const char *__buf,
  529.                                  _READ_WRITE_BUFSIZE_TYPE __n),
  530.                 _fpos64_t (*__seekfn)(_PTR __c, _fpos64_t __off, int __whence),
  531.                 int (*__closefn)(_PTR __c)));
  532. # else
  533. FILE    *_EXFUN(funopen,(const _PTR __cookie,
  534.                 int (*__readfn)(_PTR __cookie, char *__buf,
  535.                                 _READ_WRITE_BUFSIZE_TYPE __n),
  536.                 int (*__writefn)(_PTR __cookie, const char *__buf,
  537.                                  _READ_WRITE_BUFSIZE_TYPE __n),
  538.                 fpos_t (*__seekfn)(_PTR __cookie, fpos_t __off, int __whence),
  539.                 int (*__closefn)(_PTR __cookie)));
  540. FILE    *_EXFUN(_funopen_r,(struct _reent *, const _PTR __cookie,
  541.                 int (*__readfn)(_PTR __cookie, char *__buf,
  542.                                 _READ_WRITE_BUFSIZE_TYPE __n),
  543.                 int (*__writefn)(_PTR __cookie, const char *__buf,
  544.                                  _READ_WRITE_BUFSIZE_TYPE __n),
  545.                 fpos_t (*__seekfn)(_PTR __cookie, fpos_t __off, int __whence),
  546.                 int (*__closefn)(_PTR __cookie)));
  547. # endif /* !__LARGE64_FILES */
  548.  
  549. # define        fropen(__cookie, __fn) funopen(__cookie, __fn, (int (*)())0, \
  550.                                                (fpos_t (*)())0, (int (*)())0)
  551. # define        fwopen(__cookie, __fn) funopen(__cookie, (int (*)())0, __fn, \
  552.                                                (fpos_t (*)())0, (int (*)())0)
  553.  
  554. typedef ssize_t cookie_read_function_t(void *__cookie, char *__buf, size_t __n);
  555. typedef ssize_t cookie_write_function_t(void *__cookie, const char *__buf,
  556.                                         size_t __n);
  557. # ifdef __LARGE64_FILES
  558. typedef int cookie_seek_function_t(void *__cookie, _off64_t *__off,
  559.                                    int __whence);
  560. # else
  561. typedef int cookie_seek_function_t(void *__cookie, off_t *__off, int __whence);
  562. # endif /* !__LARGE64_FILES */
  563. typedef int cookie_close_function_t(void *__cookie);
  564. typedef struct
  565. {
  566.   /* These four struct member names are dictated by Linux; hopefully,
  567.      they don't conflict with any macros.  */
  568.   cookie_read_function_t  *read;
  569.   cookie_write_function_t *write;
  570.   cookie_seek_function_t  *seek;
  571.   cookie_close_function_t *close;
  572. } cookie_io_functions_t;
  573. FILE *_EXFUN(fopencookie,(void *__cookie,
  574.                 const char *__mode, cookie_io_functions_t __functions));
  575. FILE *_EXFUN(_fopencookie_r,(struct _reent *, void *__cookie,
  576.                 const char *__mode, cookie_io_functions_t __functions));
  577. #endif /* ! __STRICT_ANSI__ */
  578.  
  579. #ifndef __CUSTOM_FILE_IO__
  580. /*
  581.  * The __sfoo macros are here so that we can
  582.  * define function versions in the C library.
  583.  */
  584. #define       __sgetc_raw_r(__ptr, __f) (--(__f)->_r < 0 ? __srget_r(__ptr, __f) : (int)(*(__f)->_p++))
  585.  
  586. #ifdef __SCLE
  587. /*  For a platform with CR/LF, additional logic is required by
  588.   __sgetc_r which would otherwise simply be a macro; therefore we
  589.   use an inlined function.  The function is only meant to be inlined
  590.   in place as used and the function body should never be emitted.
  591.  
  592.   There are two possible means to this end when compiling with GCC,
  593.   one when compiling with a standard C99 compiler, and for other
  594.   compilers we're just stuck.  At the moment, this issue only
  595.   affects the Cygwin target, so we'll most likely be using GCC. */
  596.  
  597. _ELIDABLE_INLINE int __sgetc_r(struct _reent *__ptr, FILE *__p);
  598.  
  599. _ELIDABLE_INLINE int __sgetc_r(struct _reent *__ptr, FILE *__p)
  600.   {
  601.     int __c = __sgetc_raw_r(__ptr, __p);
  602.     if ((__p->_flags & __SCLE) && (__c == '\r'))
  603.       {
  604.       int __c2 = __sgetc_raw_r(__ptr, __p);
  605.       if (__c2 == '\n')
  606.         __c = __c2;
  607.       else
  608.         ungetc(__c2, __p);
  609.       }
  610.     return __c;
  611.   }
  612. #else
  613. #define __sgetc_r(__ptr, __p) __sgetc_raw_r(__ptr, __p)
  614. #endif
  615.  
  616. #ifdef _never /* __GNUC__ */
  617. /* If this inline is actually used, then systems using coff debugging
  618.    info get hopelessly confused.  21sept93 rich@cygnus.com.  */
  619. _ELIDABLE_INLINE int __sputc_r(struct _reent *_ptr, int _c, FILE *_p) {
  620.         if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && (char)_c != '\n'))
  621.                 return (*_p->_p++ = _c);
  622.         else
  623.                 return (__swbuf_r(_ptr, _c, _p));
  624. }
  625. #else
  626. /*
  627.  * This has been tuned to generate reasonable code on the vax using pcc
  628.  */
  629. #define       __sputc_raw_r(__ptr, __c, __p) \
  630.         (--(__p)->_w < 0 ? \
  631.                 (__p)->_w >= (__p)->_lbfsize ? \
  632.                         (*(__p)->_p = (__c)), *(__p)->_p != '\n' ? \
  633.                                 (int)*(__p)->_p++ : \
  634.                                 __swbuf_r(__ptr, '\n', __p) : \
  635.                         __swbuf_r(__ptr, (int)(__c), __p) : \
  636.                 (*(__p)->_p = (__c), (int)*(__p)->_p++))
  637. #ifdef __SCLE
  638. #define __sputc_r(__ptr, __c, __p) \
  639.         ((((__p)->_flags & __SCLE) && ((__c) == '\n')) \
  640.           ? __sputc_raw_r(__ptr, '\r', (__p)) : 0 , \
  641.         __sputc_raw_r((__ptr), (__c), (__p)))
  642. #else
  643. #define __sputc_r(__ptr, __c, __p) __sputc_raw_r(__ptr, __c, __p)
  644. #endif
  645. #endif
  646.  
  647. #define __sfeof(p)      (((p)->_flags & __SEOF) != 0)
  648. #define __sferror(p)    (((p)->_flags & __SERR) != 0)
  649. #define __sclearerr(p)  ((void)((p)->_flags &= ~(__SERR|__SEOF)))
  650. #define __sfileno(p)    ((p)->_file)
  651.  
  652. #ifndef _REENT_SMALL
  653. #define feof(p)         __sfeof(p)
  654. #define ferror(p)       __sferror(p)
  655. #define clearerr(p)     __sclearerr(p)
  656. #endif
  657.  
  658. #if 0 /*ndef __STRICT_ANSI__ - FIXME: must initialize stdio first, use fn */
  659. #define fileno(p)       __sfileno(p)
  660. #endif
  661.  
  662. #ifndef __CYGWIN__
  663. #ifndef lint
  664. #define getc(fp)        __sgetc_r(_REENT, fp)
  665. #define putc(x, fp)     __sputc_r(_REENT, x, fp)
  666. #endif /* lint */
  667. #endif /* __CYGWIN__ */
  668.  
  669. #ifndef __STRICT_ANSI__
  670. /* fast always-buffered version, true iff error */
  671. #define fast_putc(x,p) (--(p)->_w < 0 ? \
  672.         __swbuf_r(_REENT, (int)(x), p) == EOF : (*(p)->_p = (x), (p)->_p++, 0))
  673.  
  674. #define L_cuserid       9               /* posix says it goes in stdio.h :( */
  675. #ifdef __CYGWIN__
  676. #define L_ctermid       16
  677. #endif
  678. #endif
  679.  
  680. #endif /* !__CUSTOM_FILE_IO__ */
  681.  
  682. #define getchar()       getc(stdin)
  683. #define putchar(x)      putc(x, stdout)
  684.  
  685. _END_STD_C
  686.  
  687. #endif /* _STDIO_H_ */
  688.