From: Peter Meerwald <p.meerwald@bct-electronic.com>
Date: Fri, 29 Nov 2013 14:58:42 +0000 (+0100)
Subject: core-util: Check that we actually have regexec before we use it
X-Git-Url: https://code.delx.au/pulseaudio/commitdiff_plain/345de08f2bd91f48ac83464b62c7129e00fac4e6

core-util: Check that we actually have regexec before we use it

Thanks to Pierre Ossman for reporting the bug and providing an initial
fix on which this patch is based.

BugLink: https://bugs.freedesktop.org/show_bug.cgi?id=69708
---

diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c
index a2c3a391..06c38841 100644
--- a/src/pulsecore/core-util.c
+++ b/src/pulsecore/core-util.c
@@ -954,6 +954,7 @@ void pa_reset_priority(void) {
 }
 
 int pa_match(const char *expr, const char *v) {
+#if defined(HAVE_REGEX_H) || defined(HAVE_PCREPOSIX_H)
     int k;
     regex_t re;
     int r;
@@ -976,6 +977,10 @@ int pa_match(const char *expr, const char *v) {
         errno = EINVAL;
 
     return r;
+#else
+    errno = ENOSYS;
+    return -1;
+#endif
 }
 
 /* Try to parse a boolean string value.*/