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authorUlrich Drepper <drepper@redhat.com>2001-08-09 02:01:10 +0000
committerUlrich Drepper <drepper@redhat.com>2001-08-09 02:01:10 +0000
commit8f739934b026cd0c298e3196d38d483eb1f88bed (patch)
tree41ecaffbbe2ab78a616e2e3df25e8d9588aa6c56 /libio/ioungetwc.c
parent5e473a71467d30b51faadb7b5ae4305abc0a16d7 (diff)
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Update.
	* libio/ioungetwc.c (ungetwc): Orient stream first.
	* libio/Makefile (tests): Add tst-ungetwc1.
	* libio/tst-ungetwc1.c: New file.
Diffstat (limited to 'libio/ioungetwc.c')
-rw-r--r--libio/ioungetwc.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/libio/ioungetwc.c b/libio/ioungetwc.c
index 11eb7c4df1..542b7b1e2b 100644
--- a/libio/ioungetwc.c
+++ b/libio/ioungetwc.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1996-1999, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -35,11 +35,13 @@ ungetwc (c, fp)
 {
   int result;
   CHECK_FILE (fp, WEOF);
-  if (c == WEOF)
-    return WEOF;
   _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
   _IO_flockfile (fp);
-  result = _IO_sputbackwc (fp, c);
+  _IO_fwide (fp, 1);
+  if (c == WEOF)
+    result = WEOF;
+  else
+    result = _IO_sputbackwc (fp, c);
   _IO_funlockfile (fp);
   _IO_cleanup_region_end (0);
   return result;