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

* gettext-tools/src/write-mo.c (compare_id): Add 'const'.

diff --git a/gettext-tools/src/write-mo.c b/gettext-tools/src/write-mo.c
index 9317ac9c6a4f1c503f960a7be273a23e21798588..afa060a6e0339b7dd7f4d1f03ab2b20c1f4765ed 100644 (file)
--- a/gettext-tools/src/write-mo.c
+++ b/gettext-tools/src/write-mo.c
@@ -106,8 +106,8 @@ struct pre_message
 static int
 compare_id (const void *pval1, const void *pval2)
 {
-  return strcmp (((struct pre_message *) pval1)->str[M_ID].pointer,
-                 ((struct pre_message *) pval2)->str[M_ID].pointer);
+  return strcmp (((const struct pre_message *) pval1)->str[M_ID].pointer,
+                 ((const struct pre_message *) pval2)->str[M_ID].pointer);
 }