pkg: tolerate NULL in pkgconf_compare_version() (closes #85)

2016-01-21 11:08:36 -05:00 · 2016-01-21 11:08:36 -05:00 · a892af7464
parent ceb7232190
commit a892af7464
1 changed files with 6 additions and 0 deletions
--- a/libpkgconf/pkg.c
+++ b/libpkgconf/pkg.c
@ -528,6 +528,12 @@ pkgconf_compare_version(const char *a, const char *b)
 	bool isnum;

 	/* optimization: if version matches then it's the same version. */
+	if (a == NULL)
+		return 1;
+
+	if (b == NULL)
+		return -1;
+
 	if (!strcasecmp(a, b))
 		return 0;