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/* Copyright (C) 1993, 1997, 2002 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>.
As a special exception, if you link the code in this file with
files compiled with a GNU compiler to produce an executable,
that does not cause the resulting executable to be covered by
the GNU Lesser General Public License. This exception does not
however invalidate any other reasons why the executable file
might be covered by the GNU Lesser General Public License.
This exception applies to code released by its copyright holders
in files containing the exception. */
#include "libioP.h"
#define PADSIZE 16
static char const blanks[PADSIZE] =
{' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' '};
static char const zeroes[PADSIZE] =
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'};
_IO_ssize_t
_IO_padn (fp, pad, count)
_IO_FILE *fp;
int pad;
_IO_ssize_t count;
{
char padbuf[PADSIZE];
const char *padptr;
int i;
_IO_size_t written = 0;
_IO_size_t w;
if (pad == ' ')
padptr = blanks;
else if (pad == '0')
padptr = zeroes;
else
{
for (i = PADSIZE; --i >= 0; )
padbuf[i] = pad;
padptr = padbuf;
}
for (i = count; i >= PADSIZE; i -= PADSIZE)
{
w = _IO_sputn (fp, padptr, PADSIZE);
written += w;
if (w != PADSIZE)
return written;
}
if (i > 0)
{
w = _IO_sputn (fp, padptr, i);
written += w;
}
return written;
}
INTDEF(_IO_padn)
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