fix return value of nl_langinfo for invalid item arguments

it was wrongly returning a null pointer instead of an empty string.

diff --git a/src/locale/langinfo.c b/src/locale/langinfo.c
index d3c90d96690ba16a76d39f4e453d245e38cc9a85..b2c8569e4d1957e15d4295350b24a82183b9d87a 100644 (file)
--- a/src/locale/langinfo.c
+++ b/src/locale/langinfo.c
@@ -37,23 +37,23 @@ char *__nl_langinfo_l(nl_item item, locale_t loc)
        
        switch (cat) {
        case LC_NUMERIC:
-               if (idx > 1) return NULL;
+               if (idx > 1) return "";
                str = c_numeric;
                break;
        case LC_TIME:
-               if (idx > 0x31) return NULL;
+               if (idx > 0x31) return "";
                str = c_time;
                break;
        case LC_MONETARY:
-               if (idx > 0) return NULL;
+               if (idx > 0) return "";
                str = "";
                break;
        case LC_MESSAGES:
-               if (idx > 3) return NULL;
+               if (idx > 3) return "";
                str = c_messages;
                break;
        default:
-               return NULL;
+               return "";
        }
 
        for (; idx; idx--, str++) for (; *str; str++);