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authorJohn Spencer <maillist-qemu@barfooze.de>2012-12-10 07:59:44 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2012-12-18 17:21:13 +0100
commite12cdb1b4055530c61fe99683d256c42e9e62ac8 (patch)
tree9085ebe285fe05e3e3d471855dd8b0819fbf46f3 /user-exec.c
parent887eb29930a7b48e46d16916cb050d114016f143 (diff)
fix build error on ARM due to wrong glibc check
the test for glibc < 2 "succeeds" wrongly for any non-glibc C library, and breaks the build on musl libc. we must first test if __GLIBC__ is defined at all, before using it unconditionally. Signed-off-by: John Spencer <maillist-qemu@barfooze.de> Reviewed-by: Stefan Weil <sw@weilnetz.de> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'user-exec.c')
-rw-r--r--user-exec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/user-exec.c b/user-exec.c
index 1185cb03c8..5863b9f362 100644
--- a/user-exec.c
+++ b/user-exec.c
@@ -436,7 +436,7 @@ int cpu_signal_handler(int host_signum, void *pinfo,
unsigned long pc;
int is_write;
-#if (__GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ <= 3))
+#if defined(__GLIBC__) && (__GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ <= 3))
pc = uc->uc_mcontext.gregs[R15];
#else
pc = uc->uc_mcontext.arm_pc;