[libvirt] [PATCH v2] configure: Check for MSG_NOSIGNAL availability

The symbol being missing has been reported as causing build failures on OS X. Check for its availability before using it. --- Changes from v1: * don't unnecessarily check for availability at configure time (thanks J��n) src/util/virsystemd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/util/virsystemd.c b/src/util/virsystemd.c index 969cd68..81ee538 100644 --- a/src/util/virsystemd.c +++ b/src/util/virsystemd.c @@ -482,7 +482,7 @@ int virSystemdTerminateMachine(const char *name) void virSystemdNotifyStartup(void) { -#ifdef HAVE_SYS_UN_H +#if defined(HAVE_SYS_UN_H) && defined(MSG_NOSIGNAL) const char *path; const char *msg = "READY=1"; int fd; @@ -526,7 +526,7 @@ virSystemdNotifyStartup(void) VIR_WARN("Failed to notify systemd"); VIR_FORCE_CLOSE(fd); -#endif /* HAVE_SYS_UN_H */ +#endif /* defined(HAVE_SYS_UN_H) && defined(MSG_NOSIGNAL) */ } static int -- 2.7.4