source: asp3_tinet_ecnl_rx/trunk/musl-1.1.18/src/ipc/semget.c@ 337

Last change on this file since 337 was 337, checked in by coas-nagasima, 6 years ago

ASP3版ECNLを追加
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc;charset=UTF-8
File size: 520 bytes
Line 
1#include <sys/sem.h>
2#include <limits.h>
3#include <errno.h>
4#include "syscall.h"
5#include "ipc.h"
6
7int semget(key_t key, int n, int fl)
8{
9 /* The kernel uses the wrong type for the sem_nsems member
10 * of struct semid_ds, and thus might not check that the
11 * n fits in the correct (per POSIX) userspace type, so
12 * we have to check here. */
13 if (n > USHRT_MAX) return __syscall_ret(-EINVAL);
14#ifdef SYS_semget
15 return syscall(SYS_semget, key, n, fl);
16#else
17 return syscall(SYS_ipc, IPCOP_semget, key, n, fl);
18#endif
19}
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