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

feature/tap-sh
William Pitcock 2016-01-21 11:08:36 -05:00
parent ceb7232190
commit a892af7464
1 changed files with 6 additions and 0 deletions
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6
libpkgconf/pkg.c
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@ -528,6 +528,12 @@ pkgconf_compare_version(const char *a, const char *b)
bool isnum; bool isnum;
/* optimization: if version matches then it's the same version. */ /* optimization: if version matches then it's the same version. */
if (a == NULL)
return 1;
if (b == NULL)
return -1;
if (!strcasecmp(a, b)) if (!strcasecmp(a, b))
return 0; return 0;