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-rw-r--r--libio/iofwrite_u.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/libio/iofwrite_u.c b/libio/iofwrite_u.c
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+/* Copyright (C) 1993, 1996, 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU IO Library.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ This library is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this library; see the file COPYING. If not, write to
+ the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+
+ As a special exception, if you link this library with files
+ compiled with a GNU compiler to produce an executable, this does
+ not cause the resulting executable to be covered by the GNU General
+ Public License. This exception does not however invalidate any
+ other reasons why the executable file might be covered by the GNU
+ General Public License. */
+
+#include "libioP.h"
+
+_IO_size_t
+fwrite_unlocked (buf, size, count, fp)
+ const void *buf;
+ _IO_size_t size;
+ _IO_size_t count;
+ _IO_FILE *fp;
+{
+ _IO_size_t request = size * count;
+ _IO_size_t written;
+ CHECK_FILE (fp, 0);
+ /* Many traditional implementations return 0 if size==0 && count > 0,
+ but ANSI requires us to return count in this case. */
+ if (request == 0)
+ return count;
+ written = _IO_sputn (fp, (const char *) buf, request);
+ if (written == request)
+ return count;
+ else
+ return written / size;
+}