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authorMike Frysinger <vapier@gentoo.org>2010-07-26 21:15:55 -0400
committerMike Frysinger <vapier@gentoo.org>2010-07-26 21:15:55 -0400
commit57e1e47345c1c7e924fdc66c95a1532783191503 (patch)
tree9c7d641b25412ead14da541b88617884181b433b /libc/sysdeps/linux/common/msync.c
parent7f136d048bf25d4f97bb90c294979a22d0efc5d8 (diff)
msync: skip if syscall is missing
Some arches skip the msync syscall as it is useless (like nommu). So don't require it to build. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'libc/sysdeps/linux/common/msync.c')
-rw-r--r--libc/sysdeps/linux/common/msync.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/msync.c b/libc/sysdeps/linux/common/msync.c
index 2629bd4aa..844dbaa89 100644
--- a/libc/sysdeps/linux/common/msync.c
+++ b/libc/sysdeps/linux/common/msync.c
@@ -11,6 +11,8 @@
#include <unistd.h>
#include <sys/mman.h>
+#ifdef __NR_msync
+
#ifdef __UCLIBC_HAS_THREADS_NATIVE__
#include <sysdep-cancel.h>
#else
@@ -39,3 +41,5 @@ int __libc_msync(void * addr, size_t length, int flags)
#endif
}
weak_alias(__libc_msync,msync)
+
+#endif