Mercurial > hg > octave-kai > gnulib-hg
changeset 12200:da69155ee914
Avoid warning despite dropping the return value of fwrite.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Wed, 28 Oct 2009 00:51:42 +0100 |
parents | 3fd611a409d1 |
children | 96048aa0ade9 |
files | ChangeLog lib/unicodeio.c modules/unicodeio |
diffstat | 3 files changed, 16 insertions(+), 2 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,11 @@ +2009-10-27 Jim Meyering <jim@meyering.net> + Bruno Haible <bruno@clisp.org> + + Avoid warning despite dropping the return value of fwrite. + * lib/unicodeio.c: Include ignore-value.h. + (fwrite_success_callback): Explicitly ignore fwrite's return value. + * modules/unicodeio (Depends-on): Add ignore-value. + 2009-10-26 Eric Blake <ebb9@byu.net> areadlinkat: fix fallback path
--- a/lib/unicodeio.c +++ b/lib/unicodeio.c @@ -1,6 +1,6 @@ /* Unicode character output to streams with locale dependent encoding. - Copyright (C) 2000-2003, 2006, 2008 Free Software Foundation, Inc. + Copyright (C) 2000-2003, 2006, 2008-2009 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -38,6 +38,7 @@ #include "localcharset.h" #include "unistr.h" +#include "ignore-value.h" /* When we pass a Unicode character to iconv(), we must pass it in a suitable encoding. The standardized Unicode encodings are @@ -162,7 +163,11 @@ { FILE *stream = (FILE *) callback_arg; - fwrite (buf, 1, buflen, stream); + /* The return value of fwrite can be ignored here, because under normal + conditions (STREAM is an open stream and not wide-character oriented) + when fwrite() returns a value != buflen it also sets STREAM's error + indicator. */ + ignore_value (fwrite (buf, 1, buflen, stream)); return 0; }