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[14/15] Use shmget syscall for linux implementation

Message ID 1478010323-13076-15-git-send-email-adhemerval.zanella@linaro.org
State New
Headers show

Commit Message

Adhemerval Zanella Netto Nov. 1, 2016, 2:25 p.m. UTC 
this patch add a direct call to shmget syscall if it is defined by
kernel headers.

Checked on x86_64, i686, powerpc64le, aarch64, and armhf.

	* sysdeps/unix/sysv/linux/shmget.c (shmget): Use shmget syscall if it
	is defined.
---
 ChangeLog                        |  3 +++
 sysdeps/unix/sysv/linux/shmget.c | 13 +++++++------
 2 files changed, 10 insertions(+), 6 deletions(-)
diff mbox

Patch

diff --git a/sysdeps/unix/sysv/linux/shmget.c b/sysdeps/unix/sysv/linux/shmget.c
index bd624fc..7024fc4 100644
--- a/sysdeps/unix/sysv/linux/shmget.c
+++ b/sysdeps/unix/sysv/linux/shmget.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/shm.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 an identifier for an shared memory segment of at least size SIZE
    which is associated with KEY.  */
@@ -30,5 +27,9 @@ 
 int
 shmget (key_t key, size_t size, int shmflg)
 {
-  return INLINE_SYSCALL (ipc, 5, IPCOP_shmget, key, size, shmflg, NULL);
+#ifdef __NR_shmget
+  return INLINE_SYSCALL_CALL (shmget, key, size, shmflg, NULL);
+#else
+  return INLINE_SYSCALL_CALL (ipc, IPCOP_shmget, key, size, shmflg, NULL);
+#endif
 }