src/api/unistd.c

   1 #include <unistd.h>
   2 #include "options.h"
   3 #define T(t) (t*)0;
   4 #define F(t,n) {t *y = &x.n;}
   5 #define C(n) switch(n){case n:;}
   6 #define A(n) {char p[n];}
   7 static void f()
   8 {
   9 A(_POSIX_VERSION >= 200809L)
  10 A(_POSIX2_VERSION >= 200809L)
  11 #ifdef _XOPEN_SOURCE
  12 A(_XOPEN_VERSION >= 700)
  13 // A(_XOPEN_CRYPT >= 0)
  14  A(_XOPEN_ENH_I18N > 0)
  15 // A(_XOPEN_REALTIME >= 0)
  16 // A(_XOPEN_REALTIME_THREADS >= 0)
  17 // A(_XOPEN_SHM >= 0)
  18  A(_XOPEN_UNIX >= 0)
  19 #endif
  20 A(_POSIX_ASYNCHRONOUS_IO >= 200809L)
  21 A(_POSIX_BARRIERS >= 200809L)
  22 A(_POSIX_CHOWN_RESTRICTED >= 0)
  23 A(_POSIX_CLOCK_SELECTION >= 200809L)
  24 A(_POSIX_JOB_CONTROL > 0)
  25 A(_POSIX_MAPPED_FILES >= 200809L)
  26 A(_POSIX_MEMORY_PROTECTION >= 200809L)
  27 A(_POSIX_NO_TRUNC >= 0)
  28 A(_POSIX_READER_WRITER_LOCKS >= 200809L)
  29 A(_POSIX_REALTIME_SIGNALS >= 200809L)
  30 A(_POSIX_REGEXP > 0)
  31 A(_POSIX_SAVED_IDS > 0)
  32 A(_POSIX_SEMAPHORES >= 200809L)
  33 A(_POSIX_SHELL > 0)
  34 A(_POSIX_SPIN_LOCKS >= 200809L)
  35 A(_POSIX_THREAD_SAFE_FUNCTIONS >= 200809L)
  36 A(_POSIX_THREADS >= 200809L)
  37 A(_POSIX_TIMEOUTS >= 200809L)
  38 A(_POSIX_TIMERS >= 200809L)
  39 #if _POSIX_V7_ILP32_OFFBIG<=0 && _POSIX_V7_LP64_OFF64<=0 && _POSIX_V7_LPBIG_OFFBIG<=0
  40 #error _POSIX_V7_ILP32_OFFBIG<=0 && _POSIX_V7_LP64_OFF64<=0 && _POSIX_V7_LPBIG_OFFBIG<=0
  41 #endif
  42 A(_POSIX2_C_BIND >= 200809L)
  43 // not required by the standard
  44  A(_POSIX_ADVISORY_INFO >= 0)
  45  A(_POSIX_CPUTIME >= 0)
  46  A(_POSIX_FSYNC >= 0)
  47  A(_POSIX_IPV6 >= 0)
  48  A(_POSIX_MEMLOCK >= 0)
  49  A(_POSIX_MEMLOCK_RANGE >= 0)
  50  A(_POSIX_MESSAGE_PASSING >= 0)
  51  A(_POSIX_MONOTONIC_CLOCK >= 0)
  52 // A(_POSIX_PRIORITIZED_IO >= 0)
  53 // A(_POSIX_PRIORITY_SCHEDULING >= 0)
  54  A(_POSIX_RAW_SOCKETS >= 0)
  55 // A(_POSIX_SHARED_MEMORY_OBJECTS >= 0)
  56  A(_POSIX_SPAWN >= 0)
  57 // A(_POSIX_SPORADIC_SERVER >= 0)
  58 // A(_POSIX_SYNCHRONIZED_IO >= 0)
  59  A(_POSIX_THREAD_ATTR_STACKADDR >= 0)
  60  A(_POSIX_THREAD_ATTR_STACKSIZE >= 0)
  61  A(_POSIX_THREAD_CPUTIME >= 0)
  62 // A(_POSIX_THREAD_PRIO_INHERIT >= 0)
  63 // A(_POSIX_THREAD_PRIO_PROTECT >= 0)
  64  A(_POSIX_THREAD_PRIORITY_SCHEDULING >= 0)
  65  A(_POSIX_THREAD_PROCESS_SHARED >= 0)
  66 // A(_POSIX_THREAD_ROBUST_PRIO_INHERIT >= 0)
  67 // A(_POSIX_THREAD_ROBUST_PRIO_PROTECT >= 0)
  68 // A(_POSIX_THREAD_SPORADIC_SERVER >= 0)
  69 // A(_POSIX_TYPED_MEMORY_OBJECTS >= 0)
  70 C(F_OK)
  71 C(R_OK)
  72 C(W_OK)
  73 C(X_OK)
  74 C(_CS_PATH)
  75 C(_CS_POSIX_V7_ILP32_OFF32_CFLAGS)
  76 C(_CS_POSIX_V7_ILP32_OFF32_LDFLAGS)
  77 C(_CS_POSIX_V7_ILP32_OFF32_LIBS)
  78 C(_CS_POSIX_V7_ILP32_OFFBIG_CFLAGS)
  79 C(_CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS)
  80 C(_CS_POSIX_V7_ILP32_OFFBIG_LIBS)
  81 C(_CS_POSIX_V7_LP64_OFF64_CFLAGS)
  82 C(_CS_POSIX_V7_LP64_OFF64_LDFLAGS)
  83 C(_CS_POSIX_V7_LP64_OFF64_LIBS)
  84 C(_CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS)
  85 C(_CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS)
  86 C(_CS_POSIX_V7_LPBIG_OFFBIG_LIBS)
  87 C(_CS_POSIX_V7_THREADS_CFLAGS)
  88 C(_CS_POSIX_V7_THREADS_LDFLAGS)
  89 C(_CS_POSIX_V7_WIDTH_RESTRICTED_ENVS)
  90 C(_CS_V7_ENV)
  91 C(SEEK_CUR)
  92 C(SEEK_END)
  93 C(SEEK_SET)
  94 C(F_LOCK)
  95 C(F_TEST)
  96 C(F_TLOCK)
  97 C(F_ULOCK)
  98 C(_PC_2_SYMLINKS)
  99 C(_PC_ALLOC_SIZE_MIN)
 100 C(_PC_ASYNC_IO)
 101 C(_PC_CHOWN_RESTRICTED)
 102 C(_PC_FILESIZEBITS)
 103 C(_PC_LINK_MAX)
 104 C(_PC_MAX_CANON)
 105 C(_PC_MAX_INPUT)
 106 C(_PC_NAME_MAX)
 107 C(_PC_NO_TRUNC)
 108 C(_PC_PATH_MAX)
 109 C(_PC_PIPE_BUF)
 110 C(_PC_PRIO_IO)
 111 C(_PC_REC_INCR_XFER_SIZE)
 112 C(_PC_REC_MAX_XFER_SIZE)
 113 C(_PC_REC_MIN_XFER_SIZE)
 114 C(_PC_REC_XFER_ALIGN)
 115 C(_PC_SYMLINK_MAX)
 116 C(_PC_SYNC_IO)
 117 C(_PC_TIMESTAMP_RESOLUTION)
 118 C(_PC_VDISABLE)
 119 C(_SC_2_C_BIND)
 120 C(_SC_2_C_DEV)
 121 C(_SC_2_CHAR_TERM)
 122 C(_SC_2_FORT_DEV)
 123 C(_SC_2_FORT_RUN)
 124 C(_SC_2_LOCALEDEF)
 125 C(_SC_2_PBS)
 126 C(_SC_2_PBS_ACCOUNTING)
 127 C(_SC_2_PBS_CHECKPOINT)
 128 C(_SC_2_PBS_LOCATE)
 129 C(_SC_2_PBS_MESSAGE)
 130 C(_SC_2_PBS_TRACK)
 131 C(_SC_2_SW_DEV)
 132 C(_SC_2_UPE)
 133 C(_SC_2_VERSION)
 134 C(_SC_ADVISORY_INFO)
 135 C(_SC_AIO_LISTIO_MAX)
 136 C(_SC_AIO_MAX)
 137 C(_SC_AIO_PRIO_DELTA_MAX)
 138 C(_SC_ARG_MAX)
 139 C(_SC_ASYNCHRONOUS_IO)
 140 C(_SC_ATEXIT_MAX)
 141 C(_SC_BARRIERS)
 142 C(_SC_BC_BASE_MAX)
 143 C(_SC_BC_DIM_MAX)
 144 C(_SC_BC_SCALE_MAX)
 145 C(_SC_BC_STRING_MAX)
 146 C(_SC_CHILD_MAX)
 147 C(_SC_CLK_TCK)
 148 C(_SC_CLOCK_SELECTION)
 149 C(_SC_COLL_WEIGHTS_MAX)
 150 C(_SC_CPUTIME)
 151 C(_SC_DELAYTIMER_MAX)
 152 C(_SC_EXPR_NEST_MAX)
 153 C(_SC_FSYNC)
 154 C(_SC_GETGR_R_SIZE_MAX)
 155 C(_SC_GETPW_R_SIZE_MAX)
 156 C(_SC_HOST_NAME_MAX)
 157 C(_SC_IOV_MAX)
 158 C(_SC_IPV6)
 159 C(_SC_JOB_CONTROL)
 160 C(_SC_LINE_MAX)
 161 C(_SC_LOGIN_NAME_MAX)
 162 C(_SC_MAPPED_FILES)
 163 C(_SC_MEMLOCK)
 164 C(_SC_MEMLOCK_RANGE)
 165 C(_SC_MEMORY_PROTECTION)
 166 C(_SC_MESSAGE_PASSING)
 167 C(_SC_MONOTONIC_CLOCK)
 168 C(_SC_MQ_OPEN_MAX)
 169 C(_SC_MQ_PRIO_MAX)
 170 C(_SC_NGROUPS_MAX)
 171 C(_SC_OPEN_MAX)
 172 C(_SC_PAGE_SIZE)
 173 C(_SC_PAGESIZE)
 174 C(_SC_PRIORITIZED_IO)
 175 C(_SC_PRIORITY_SCHEDULING)
 176 C(_SC_RAW_SOCKETS)
 177 C(_SC_RE_DUP_MAX)
 178 C(_SC_READER_WRITER_LOCKS)
 179 C(_SC_REALTIME_SIGNALS)
 180 C(_SC_REGEXP)
 181 C(_SC_RTSIG_MAX)
 182 C(_SC_SAVED_IDS)
 183 C(_SC_SEM_NSEMS_MAX)
 184 C(_SC_SEM_VALUE_MAX)
 185 C(_SC_SEMAPHORES)
 186 C(_SC_SHARED_MEMORY_OBJECTS)
 187 C(_SC_SHELL)
 188 C(_SC_SIGQUEUE_MAX)
 189 C(_SC_SPAWN)
 190 C(_SC_SPIN_LOCKS)
 191 C(_SC_SPORADIC_SERVER)
 192 C(_SC_SS_REPL_MAX)
 193 C(_SC_STREAM_MAX)
 194 C(_SC_SYMLOOP_MAX)
 195 C(_SC_SYNCHRONIZED_IO)
 196 C(_SC_THREAD_ATTR_STACKADDR)
 197 C(_SC_THREAD_ATTR_STACKSIZE)
 198 C(_SC_THREAD_CPUTIME)
 199 C(_SC_THREAD_DESTRUCTOR_ITERATIONS)
 200 C(_SC_THREAD_KEYS_MAX)
 201 C(_SC_THREAD_PRIO_INHERIT)
 202 C(_SC_THREAD_PRIO_PROTECT)
 203 C(_SC_THREAD_PRIORITY_SCHEDULING)
 204 C(_SC_THREAD_PROCESS_SHARED)
 205 C(_SC_THREAD_ROBUST_PRIO_INHERIT)
 206 C(_SC_THREAD_ROBUST_PRIO_PROTECT)
 207 C(_SC_THREAD_SAFE_FUNCTIONS)
 208 C(_SC_THREAD_SPORADIC_SERVER)
 209 C(_SC_THREAD_STACK_MIN)
 210 C(_SC_THREAD_THREADS_MAX)
 211 C(_SC_THREADS)
 212 C(_SC_TIMEOUTS)
 213 C(_SC_TIMER_MAX)
 214 C(_SC_TIMERS)
 215 C(_SC_TRACE)
 216 C(_SC_TRACE_EVENT_FILTER)
 217 C(_SC_TRACE_EVENT_NAME_MAX)
 218 C(_SC_TRACE_INHERIT)
 219 C(_SC_TRACE_LOG)
 220 C(_SC_TRACE_NAME_MAX)
 221 C(_SC_TRACE_SYS_MAX)
 222 C(_SC_TRACE_USER_EVENT_MAX)
 223 C(_SC_TTY_NAME_MAX)
 224 C(_SC_TYPED_MEMORY_OBJECTS)
 225 C(_SC_TZNAME_MAX)
 226 C(_SC_V7_ILP32_OFF32)
 227 C(_SC_V7_ILP32_OFFBIG)
 228 C(_SC_V7_LP64_OFF64)
 229 C(_SC_V7_LPBIG_OFFBIG)
 230 C(_SC_VERSION)
 231 C(_SC_XOPEN_CRYPT)
 232 C(_SC_XOPEN_ENH_I18N)
 233 C(_SC_XOPEN_REALTIME)
 234 C(_SC_XOPEN_REALTIME_THREADS)
 235 C(_SC_XOPEN_SHM)
 236 C(_SC_XOPEN_STREAMS)
 237 C(_SC_XOPEN_UNIX)
 238 C(_SC_XOPEN_UUCP)
 239 C(_SC_XOPEN_VERSION)
 240 C(STDERR_FILENO)
 241 C(STDIN_FILENO)
 242 C(STDOUT_FILENO)
 243 C(_POSIX_VDISABLE)
 244 T(size_t)
 245 T(ssize_t)
 246 T(uid_t)
 247 T(gid_t)
 248 T(off_t)
 249 T(pid_t)
 250 T(intptr_t)
 251 {void(*p)(int) = _exit;}
 252 {int(*p)(const char*,int) = access;}
 253 {unsigned(*p)(unsigned) = alarm;}
 254 {int(*p)(const char*) = chdir;}
 255 {int(*p)(const char*,uid_t,gid_t) = chown;}
 256 {int(*p)(int) = close;}
 257 {size_t(*p)(int,char*,size_t) = confstr;}
 258 {int(*p)(int) = dup;}
 259 {int(*p)(int,int) = dup2;}
 260 {extern char **environ; char **x = environ;};
 261 {int(*p)(const char*,const char*,...) = execl;}
 262 {int(*p)(const char*,const char*,...) = execle;}
 263 {int(*p)(const char*,const char*,...) = execlp;}
 264 {int(*p)(const char*,char*const[]) = execv;}
 265 {int(*p)(const char*,char*const[],char*const[]) = execve;}
 266 {int(*p)(const char*,char*const[]) = execvp;}
 267 {int(*p)(int,const char*,int,int) = faccessat;}
 268 {int(*p)(int) = fchdir;}
 269 {int(*p)(int,uid_t,gid_t) = fchown;}
 270 {int(*p)(int,const char*,uid_t,gid_t,int) = fchownat;}
 271 #ifdef POSIX_SYNCHRONIZED_IO
 272 {int(*p)(int) = fdatasync;}
 273 #endif
 274 {int(*p)(int,char*const[],char*const[]) = fexecve;}
 275 {pid_t(*p)(void) = fork;}
 276 {long(*p)(int,int) = fpathconf;}
 277 {int(*p)(int) = fsync;}
 278 {int(*p)(int,off_t) = ftruncate;}
 279 {char*(*p)(char*,size_t) = getcwd;}
 280 {gid_t(*p)(void) = getegid;}
 281 {uid_t(*p)(void) = geteuid;}
 282 {gid_t(*p)(void) = getgid;}
 283 {int(*p)(int,gid_t[]) = getgroups;}
 284 {int(*p)(char*,size_t) = gethostname;}
 285 {char*(*p)(void) = getlogin;}
 286 {int(*p)(char*,size_t) = getlogin_r;}
 287 {int(*p)(int,char*const[],const char*) = getopt;}
 288 {pid_t(*p)(pid_t) = getpgid;}
 289 {pid_t(*p)(void) = getpgrp;}
 290 {pid_t(*p)(void) = getpid;}
 291 {pid_t(*p)(void) = getppid;}
 292 {pid_t(*p)(pid_t) = getsid;}
 293 {uid_t(*p)(void) = getuid;}
 294 {int(*p)(int) = isatty;}
 295 {int(*p)(const char*,uid_t,gid_t) = lchown;}
 296 {int(*p)(const char*,const char*) = link;}
 297 {int(*p)(int,const char*,int,const char*,int) = linkat;}
 298 {off_t(*p)(int,off_t,int) = lseek;}
 299 {char *x = optarg;}
 300 {int i = opterr;}
 301 {int i = optind;}
 302 {int i = optopt;}
 303 {long(*p)(const char*,int) = pathconf;}
 304 {int(*p)(void) = pause;}
 305 {int(*p)(int[]) = pipe;}
 306 {ssize_t(*p)(int,void*,size_t,off_t) = pread;}
 307 {ssize_t(*p)(int,const void*,size_t,off_t) = pwrite;}
 308 {ssize_t(*p)(int,void*,size_t) = read;}
 309 {ssize_t(*p)(const char*restrict,char*restrict,size_t) = readlink;}
 310 {ssize_t(*p)(int,const char*restrict,char*restrict,size_t) = readlinkat;}
 311 {int(*p)(const char*) = rmdir;}
 312 {int(*p)(gid_t) = setegid;}
 313 {int(*p)(uid_t) = seteuid;}
 314 {int(*p)(gid_t) = setgid;}
 315 {int(*p)(pid_t,pid_t) = setpgid;}
 316 {pid_t(*p)(void) = setsid;}
 317 {int(*p)(uid_t) = setuid;}
 318 {unsigned(*p)(unsigned) = sleep;}
 319 {int(*p)(const char*,const char*) = symlink;}
 320 {int(*p)(const char*,int,const char*) = symlinkat;}
 321 {long(*p)(int) = sysconf;}
 322 {pid_t(*p)(int) = tcgetpgrp;}
 323 {int(*p)(int,pid_t) = tcsetpgrp;}
 324 {int(*p)(const char*,off_t) = truncate;}
 325 {char*(*p)(int) = ttyname;}
 326 {int(*p)(int,char*,size_t) = ttyname_r;}
 327 {int(*p)(const char*) = unlink;}
 328 {int(*p)(int,const char*,int) = unlinkat;}
 329 {ssize_t(*p)(int,const void*,size_t) = write;}
 330 #ifdef _XOPEN_SOURCE
 331 {char*(*p)(const char*,const char*) = crypt;}
 332 {void(*p)(char[],int) = encrypt;}
 333 {long(*p)(void) = gethostid;}
 334 {int(*p)(int,int,off_t) = lockf;}
 335 {int(*p)(int) = nice;}
 336 {int(*p)(gid_t,gid_t) = setregid;}
 337 {int(*p)(uid_t,uid_t) = setreuid;}
 338 {void(*p)(const void*restrict,void*restrict,ssize_t) = swab;}
 339 {void(*p)(void) = sync;}
 340 #endif
 341 }