diff options
| -rw-r--r-- | libc/misc/sysvipc/shm.c | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/libc/misc/sysvipc/shm.c b/libc/misc/sysvipc/shm.c index c916993d0..3ac7e366b 100644 --- a/libc/misc/sysvipc/shm.c +++ b/libc/misc/sysvipc/shm.c @@ -20,18 +20,20 @@ #include <stdlib.h> #include <errno.h> #include <sys/shm.h> +#include <syscall.h> #include "ipc.h" #ifdef L_shmat /* Attach the shared memory segment associated with SHMID to the data segment of the calling process. SHMADDR and SHMFLG determine how and where the segment is attached. */ - -void * -shmat (shmid, shmaddr, shmflg) - int shmid; - const void *shmaddr; - int shmflg; +#if defined (__alpha__) +#define __NR_osf_shmat __NR_shmat +#endif +#ifdef __NR_shmat +_syscall3(void *, shmat, int shmid, const void *shmaddr, int shmflg); +#else +void * shmat (int shmid, const void *shmaddr, int shmflg) { int retval; unsigned long raddr; @@ -41,43 +43,43 @@ shmat (shmid, shmaddr, shmflg) ? (void *) retval : (void *) raddr); } #endif +#endif #ifdef L_shmctl /* Provide operations to control over shared memory segments. */ - -int -shmctl (shmid, cmd, buf) - int shmid; - int cmd; - struct shmid_ds *buf; +#ifdef __NR_shctl +_syscall3(int, shmctl, int shmid, int, cmd, struct shmid_ds *, buf); +#else +int shmctl (int shmid, int cmd, struct shmid_ds *buf) { return __ipc(IPCOP_shmctl, shmid, cmd, 0, buf); } #endif +#endif #ifdef L_shmdt /* Detach shared memory segment starting at address specified by SHMADDR from the caller's data segment. */ - -int -shmdt (shmaddr) - const void *shmaddr; +#ifdef __NR_shmdt +_syscall1(int, shmdt, const void *, shmaddr); +#else +int shmdt (const void *shmaddr) { return __ipc(IPCOP_shmdt, 0, 0, 0, (void *) shmaddr); } #endif +#endif #ifdef L_shmget /* Return an identifier for an shared memory segment of at least size SIZE which is associated with KEY. */ - -int -shmget (key, size, shmflg) - key_t key; - size_t size; - int shmflg; +#ifdef __NR_shmget +_syscall1(int, shmget, key_t, key, size_t, size, int, shmflg); +#else +int shmget (key_t key, size_t size, int shmflg) { return __ipc(IPCOP_shmget, key, size, shmflg, NULL); } #endif +#endif |