Fix "warning: cast from 'const void *' to 'const char **' drops const qualifier".

* gettext-runtime/src/envsubst.c (cmp_string): Add 'const'.

diff --git a/gettext-runtime/src/envsubst.c b/gettext-runtime/src/envsubst.c
index ffe4ce79d4ddd0212a65dc677b738c933c04ca75..15376176712ba851e50393eaf5a00845053439b4 100644 (file)
--- a/gettext-runtime/src/envsubst.c
+++ b/gettext-runtime/src/envsubst.c
@@ -343,8 +343,8 @@ string_list_append (string_list_ty *slp, const char *s)
 static int
 cmp_string (const void *pstr1, const void *pstr2)
 {
-  const char *str1 = *(const char **)pstr1;
-  const char *str2 = *(const char **)pstr2;
+  const char *str1 = *(const char * const *)pstr1;
+  const char *str2 = *(const char * const *)pstr2;
 
   return strcmp (str1, str2);
 }