Adjust u*_normcmp, u*_normcoll API.

[gnulib.git] / lib / uninorm / u-normcoll.h

diff --git a/lib/uninorm/u-normcoll.h b/lib/uninorm/u-normcoll.h
index 5af764e..a8bf29c 100644 (file)
--- a/lib/uninorm/u-normcoll.h
+++ b/lib/uninorm/u-normcoll.h
@@ -31,17 +31,21 @@ FUNC (const UNIT *s1, size_t n1, const UNIT *s2, size_t n2,
   transformed1_length = sizeof (buf1);
   transformed1 = U_NORMXFRM (s1, n1, nf, buf1, &transformed1_length);
   if (transformed1 == NULL)
-    return errno;
+    /* errno is set here.  */
+    return -1;
 
   /* Normalize and transform S2.  */
   transformed2_length = sizeof (buf2);
   transformed2 = U_NORMXFRM (s2, n2, nf, buf2, &transformed2_length);
   if (transformed2 == NULL)
     {
-      int saved_errno = errno;
       if (transformed1 != buf1)
-       free (transformed1);
-      return saved_errno;
+       {
+         int saved_errno = errno;
+         free (transformed1);
+         errno = saved_errno;
+       }
+      return -1;
     }
 
   /* Compare the transformed strings.  */