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authorSzabolcs Nagy <nsz@port70.net>2019-05-09 22:49:28 +0000
committerRich Felker <dalias@aerifal.cx>2019-07-01 14:17:59 -0400
commit4acfc287d859bc643c9f9fa63d82e8c90b984d7c (patch)
tree21ca5531740752becb7a0927339c8c995db45c0a /src/ipc/semop.c
parentb574de5bf3baeb9f1a54b4c05660830e36e5fca2 (diff)
downloadmusl-4acfc287d859bc643c9f9fa63d82e8c90b984d7c.tar.gz
ipc: prefer SYS_ipc when it is defined
Linux v5.1 introduced ipc syscalls on targets where previously only SYS_ipc was available, change the logic such that the ipc code keeps using SYS_ipc which works backward compatibly on older kernels. This changes behaviour on microblaze which had both mechanisms, now SYS_ipc will be used instead of separate syscalls.
Diffstat (limited to 'src/ipc/semop.c')
-rw-r--r--src/ipc/semop.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ipc/semop.c b/src/ipc/semop.c
index 8046e437..5f0c7dea 100644
--- a/src/ipc/semop.c
+++ b/src/ipc/semop.c
@@ -4,7 +4,7 @@
int semop(int id, struct sembuf *buf, size_t n)
{
-#ifdef SYS_semop
+#ifndef SYS_ipc
return syscall(SYS_semop, id, buf, n);
#else
return syscall(SYS_ipc, IPCOP_semop, id, n, 0, buf);