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Rev | Author | Line No. | Line |
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4349 | Serge | 1 | |
2 | #ifdef __cplusplus |
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3 | extern "C" { |
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4 | #endif |
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5 | #define _SYS__DEFAULT_FCNTL_H_ |
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6 | #include <_ansi.h> |
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7 | #include |
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6099 | serge | 8 | #define _FOPEN (-1) /* from sys/file.h, kernel use only */ |
4349 | Serge | 9 | #define _FREAD 0x0001 /* read enabled */ |
10 | #define _FWRITE 0x0002 /* write enabled */ |
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11 | #define _FAPPEND 0x0008 /* append (writes guaranteed at the end) */ |
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12 | #define _FMARK 0x0010 /* internal; mark during gc() */ |
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13 | #define _FDEFER 0x0020 /* internal; defer for next gc pass */ |
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14 | #define _FASYNC 0x0040 /* signal pgrp when data ready */ |
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15 | #define _FSHLOCK 0x0080 /* BSD flock() shared lock present */ |
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16 | #define _FEXLOCK 0x0100 /* BSD flock() exclusive lock present */ |
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17 | #define _FCREAT 0x0200 /* open with file create */ |
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18 | #define _FTRUNC 0x0400 /* open with truncation */ |
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19 | #define _FEXCL 0x0800 /* error on open if file exists */ |
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20 | #define _FNBIO 0x1000 /* non blocking I/O (sys5 style) */ |
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21 | #define _FSYNC 0x2000 /* do all writes synchronously */ |
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22 | #define _FNONBLOCK 0x4000 /* non blocking I/O (POSIX style) */ |
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23 | #define _FNDELAY _FNONBLOCK /* non blocking I/O (4.2 style) */ |
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24 | #define _FNOCTTY 0x8000 /* don't assign a ctty on this open */ |
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25 | |||
26 | |||
27 | |||
28 | |||
29 | * Flag values for open(2) and fcntl(2) |
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30 | * The kernel adds 1 to the open modes to turn it into some |
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31 | * combination of FREAD and FWRITE. |
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32 | */ |
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33 | #define O_RDONLY 0 /* +1 == FREAD */ |
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34 | #define O_WRONLY 1 /* +1 == FWRITE */ |
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35 | #define O_RDWR 2 /* +1 == FREAD|FWRITE */ |
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36 | #define O_APPEND _FAPPEND |
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37 | #define O_CREAT _FCREAT |
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38 | #define O_TRUNC _FTRUNC |
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39 | #define O_EXCL _FEXCL |
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40 | #define O_SYNC _FSYNC |
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41 | /* O_NDELAY _FNDELAY set in include/fcntl.h */ |
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42 | /* O_NDELAY _FNBIO set in include/fcntl.h */ |
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43 | #define O_NONBLOCK _FNONBLOCK |
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44 | #define O_NOCTTY _FNOCTTY |
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45 | /* For machines which care - */ |
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46 | #define _FBINARY 0x10000 |
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47 | #define _FTEXT 0x20000 |
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48 | #define _FNOINHERIT 0x40000 |
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49 | |||
50 | |||
51 | #define O_TEXT _FTEXT |
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52 | #define O_NOINHERIT _FNOINHERIT |
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53 | /* O_CLOEXEC is the Linux equivalent to O_NOINHERIT */ |
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54 | #define O_CLOEXEC _FNOINHERIT |
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55 | |||
56 | |||
57 | #define _O_RDONLY O_RDONLY |
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58 | #define _O_WRONLY O_WRONLY |
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59 | #define _O_RDWR O_RDWR |
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60 | #define _O_APPEND O_APPEND |
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61 | #define _O_CREAT O_CREAT |
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62 | #define _O_TRUNC O_TRUNC |
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63 | #define _O_EXCL O_EXCL |
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64 | #define _O_TEXT O_TEXT |
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65 | #define _O_BINARY O_BINARY |
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66 | #define _O_RAW O_BINARY |
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67 | #define _O_NOINHERIT O_NOINHERIT |
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68 | |||
69 | |||
70 | |||
71 | |||
72 | * Flags that work for fcntl(fd, F_SETFL, FXXXX) |
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73 | */ |
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74 | #define FAPPEND _FAPPEND |
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75 | #define FSYNC _FSYNC |
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76 | #define FASYNC _FASYNC |
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77 | #define FNBIO _FNBIO |
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78 | #define FNONBIO _FNONBLOCK /* XXX fix to be NONBLOCK everywhere */ |
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79 | #define FNDELAY _FNDELAY |
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80 | |||
81 | |||
82 | * Flags that are disallowed for fcntl's (FCNTLCANT); |
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83 | * used for opens, internal state, or locking. |
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84 | */ |
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85 | #define FREAD _FREAD |
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86 | #define FWRITE _FWRITE |
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87 | #define FMARK _FMARK |
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88 | #define FDEFER _FDEFER |
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89 | #define FSHLOCK _FSHLOCK |
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90 | #define FEXLOCK _FEXLOCK |
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91 | |||
92 | |||
93 | * The rest of the flags, used only for opens |
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94 | */ |
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95 | #define FOPEN _FOPEN |
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96 | #define FCREAT _FCREAT |
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97 | #define FTRUNC _FTRUNC |
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98 | #define FEXCL _FEXCL |
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99 | #define FNOCTTY _FNOCTTY |
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100 | |||
101 | |||
102 | |||
103 | |||
104 | #define FD_CLOEXEC 1 /* posix */ |
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105 | |||
106 | |||
107 | #define F_DUPFD 0 /* Duplicate fildes */ |
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108 | #define F_GETFD 1 /* Get fildes flags (close on exec) */ |
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109 | #define F_SETFD 2 /* Set fildes flags (close on exec) */ |
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110 | #define F_GETFL 3 /* Get file flags */ |
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111 | #define F_SETFL 4 /* Set file flags */ |
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112 | #ifndef _POSIX_SOURCE |
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113 | #define F_GETOWN 5 /* Get owner - for ASYNC */ |
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114 | #define F_SETOWN 6 /* Set owner - for ASYNC */ |
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115 | #endif /* !_POSIX_SOURCE */ |
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116 | #define F_GETLK 7 /* Get record-locking information */ |
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117 | #define F_SETLK 8 /* Set or Clear a record-lock (Non-Blocking) */ |
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118 | #define F_SETLKW 9 /* Set or Clear a record-lock (Blocking) */ |
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119 | #ifndef _POSIX_SOURCE |
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120 | #define F_RGETLK 10 /* Test a remote lock to see if it is blocked */ |
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121 | #define F_RSETLK 11 /* Set or unlock a remote lock */ |
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122 | #define F_CNVT 12 /* Convert a fhandle to an open fd */ |
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123 | #define F_RSETLKW 13 /* Set or Clear remote record-lock(Blocking) */ |
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124 | #endif /* !_POSIX_SOURCE */ |
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125 | #ifdef __CYGWIN__ |
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126 | #define F_DUPFD_CLOEXEC 14 /* As F_DUPFD, but set close-on-exec flag */ |
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127 | #endif |
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128 | |||
129 | |||
130 | #define F_RDLCK 1 /* read lock */ |
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131 | #define F_WRLCK 2 /* write lock */ |
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132 | #define F_UNLCK 3 /* remove lock(s) */ |
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133 | #ifndef _POSIX_SOURCE |
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134 | #define F_UNLKSYS 4 /* remove remote locks for a given system */ |
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135 | #endif /* !_POSIX_SOURCE */ |
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136 | |||
137 | |||
6099 | serge | 138 | /* Special descriptor value to denote the cwd in calls to openat(2) etc. */ |
4349 | Serge | 139 | #define AT_FDCWD -2 |
140 | |||
141 | |||
142 | #define AT_EACCESS 1 |
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143 | #define AT_SYMLINK_NOFOLLOW 2 |
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144 | #define AT_SYMLINK_FOLLOW 4 |
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145 | #define AT_REMOVEDIR 8 |
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146 | #endif |
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147 | |||
148 | |||
6099 | serge | 149 | /* lock operations for flock(2) */ |
150 | #define LOCK_SH 0x01 /* shared file lock */ |
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151 | #define LOCK_EX 0x02 /* exclusive file lock */ |
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152 | #define LOCK_NB 0x04 /* don't block when locking */ |
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153 | #define LOCK_UN 0x08 /* unlock file */ |
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154 | #endif |
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155 | |||
156 | |||
4349 | Serge | 157 | |
158 | |||
159 | /* file segment locking set data type - information passed to system by user */ |
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160 | struct flock { |
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161 | short l_type; /* F_RDLCK, F_WRLCK, or F_UNLCK */ |
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162 | short l_whence; /* flag to choose starting offset */ |
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163 | long l_start; /* relative offset, in bytes */ |
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164 | long l_len; /* length, in bytes; 0 means lock to EOF */ |
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165 | short l_pid; /* returned with F_GETLK */ |
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166 | short l_xxx; /* reserved for future use */ |
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167 | }; |
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168 | #endif /* __CYGWIN__ */ |
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169 | |||
170 | |||
171 | /* extended file segment locking set data type */ |
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172 | struct eflock { |
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173 | short l_type; /* F_RDLCK, F_WRLCK, or F_UNLCK */ |
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174 | short l_whence; /* flag to choose starting offset */ |
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175 | long l_start; /* relative offset, in bytes */ |
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176 | long l_len; /* length, in bytes; 0 means lock to EOF */ |
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177 | short l_pid; /* returned with F_GETLK */ |
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178 | short l_xxx; /* reserved for future use */ |
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179 | long l_rpid; /* Remote process id wanting this lock */ |
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180 | long l_rsys; /* Remote system id wanting this lock */ |
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181 | }; |
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182 | #endif /* !_POSIX_SOURCE */ |
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183 | |||
184 | |||
185 | #include |
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186 | |||
187 | |||
188 | #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200809 || defined(__CYGWIN__) |
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6099 | serge | 189 | extern int openat _PARAMS ((int, const char *, int, ...)); |
190 | #endif |
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191 | extern int creat _PARAMS ((const char *, mode_t)); |
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4349 | Serge | 192 | extern int fcntl _PARAMS ((int, int, ...)); |
193 | #if __BSD_VISIBLE |
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6099 | serge | 194 | extern int flock _PARAMS ((int, int)); |
195 | #endif |
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196 | #ifdef __CYGWIN__ |
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4349 | Serge | 197 | #include |
198 | extern int futimesat _PARAMS ((int, const char *, const struct timeval *)); |
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199 | #endif |
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200 | |||
201 | |||
202 | of newlib. */ |
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203 | #ifdef _COMPILING_NEWLIB |
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204 | extern int _open _PARAMS ((const char *, int, ...)); |
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205 | extern int _fcntl _PARAMS ((int, int, ...)); |
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206 | #ifdef __LARGE64_FILES |
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207 | extern int _open64 _PARAMS ((const char *, int, ...)); |
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208 | #endif |
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209 | #endif |
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210 | |||
211 | |||
212 | } |
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213 | #endif |
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214 | #endif /* !_SYS__DEFAULT_FCNTL_H_ */ |
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215 |