diff options
| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2016-10-26 11:00:24 -0200 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2016-12-28 20:28:56 -0200 |
| commit | 2182a151a7bc0ca971bdfd1bddc4b7180172ac8b (patch) | |
| tree | 00774cb2f380b587f0743c112a3af7e8d44b8ad0 /sysdeps/unix/sysv/linux/msgget.c | |
| parent | 692fe43ae2c91194ca8b1e22ce5edcdcf30986d2 (diff) | |
| download | glibc-2182a151a7bc0ca971bdfd1bddc4b7180172ac8b.zip glibc-2182a151a7bc0ca971bdfd1bddc4b7180172ac8b.tar.gz glibc-2182a151a7bc0ca971bdfd1bddc4b7180172ac8b.tar.bz2 | |
Use msgget syscall for Linux implementation
This patch add a direct call to msgget syscall if it is supported by
kernel features.
hecked on x86_64, i686, powerpc64le, aarch64, and armhf.
* sysdeps/unix/sysv/linux/alpha/syscalls.list (msgget): Remove.
* sysdeps/unix/sysv/linux/arm/syscalls.list (msgget): Likewise.
* sysdeps/unix/sysv/linux/generic/syscalls.list (msgget): Likewise.
* sysdeps/unix/sysv/linux/hppa/syscalls.list (msgget): Likewise.
* sysdeps/unix/sysv/linux/ia64/syscalls.list (msgget): Likewise.
* sysdeps/unix/sysv/linux/microblaze/syscalls.list (msgget): Likewise.
* sysdeps/unix/sysv/linux/mips/mips64/syscalls.list (msgget):
Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list (msgget):
Likewise.
* sysdeps/unix/sysv/linux/x86_64/syscalls.list (msgget): Likewise.
* sysdeps/unix/sysv/linux/msgget.c (msgget): Use msgget syscall if
define.
Diffstat (limited to 'sysdeps/unix/sysv/linux/msgget.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/msgget.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/msgget.c b/sysdeps/unix/sysv/linux/msgget.c index ef98c75..d487f04 100644 --- a/sysdeps/unix/sysv/linux/msgget.c +++ b/sysdeps/unix/sysv/linux/msgget.c @@ -16,13 +16,10 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <errno.h> #include <sys/msg.h> #include <ipc_priv.h> -#include <stdlib.h> /* for definition of NULL */ - #include <sysdep.h> -#include <sys/syscall.h> +#include <errno.h> /* Return descriptor for message queue associated with KEY. The MSGFLG parameter describes how to proceed with clashing of key values. */ @@ -30,5 +27,9 @@ int msgget (key_t key, int msgflg) { - return INLINE_SYSCALL (ipc, 5, IPCOP_msgget, key, msgflg, 0, NULL); +#ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS + return INLINE_SYSCALL_CALL (msgget, key, msgflg); +#else + return INLINE_SYSCALL_CALL (ipc, IPCOP_msgget, key, msgflg, 0, NULL); +#endif } |