musl/src/ipc/semop.c

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2011-02-12 00:22:29 -05:00
#include <sys/sem.h>
#include "syscall.h"
#include "ipc.h"
int semop(int id, struct sembuf *buf, size_t n)
{
#ifdef __NR_semop
return syscall3(__NR_semop, id, (long)buf, n);
#else
return syscall5(__NR_ipc, IPCOP_semop, id, n, 0, (long)buf);
#endif
}