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authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/ipc/semop.c
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initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/ipc/semop.c')
-rw-r--r--src/ipc/semop.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/ipc/semop.c b/src/ipc/semop.c
new file mode 100644
index 00000000..48d8a654
--- /dev/null
+++ b/src/ipc/semop.c
@@ -0,0 +1,12 @@
+#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
+}