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