FromLocaleDup(): accept NULL input (and return NULL)

diff --git a/src/text/unicode.c b/src/text/unicode.c
index 50ffdb2e5a0957cbfbf726e0373773fe52a5c9e6..342037b594cf2e92d346be8d3086cbeae2f70d7c 100644 (file)
--- a/src/text/unicode.c
+++ b/src/text/unicode.c
@@ -90,6 +90,9 @@ char *FromLocale (const char *locale)
  */
 char *FromLocaleDup (const char *locale)
 {
+    if (!locale)
+        return NULL;
+
 #ifdef ASSUME_UTF8
     return strdup (locale);
 #else