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<address@hidden>
---
user-exec.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/user-exec.c b/user-exec.c
index ef9b172..cccc145 100644
--- a/user-exec.c
+++ b/user-exec.c
@@ -442,7 +442,7 @@ 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;