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/* fmt/char.c - Format a single character.
* Copyright (C) 2005 Bruce Guenter <bruce@untroubled.org>
*
* This 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.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "fmt.h"
/** Format a single character */
unsigned fmt_char(char* buffer, int ch, unsigned width, char pad)
{
unsigned i;
if (buffer != 0) {
for (i = width; i > 1; --i)
*buffer++ = pad;
*buffer = ch;
}
return width ? width : 1;
}
#ifdef SELFTEST_MAIN
MAIN
{
char buf[99];
obuf_putu(&outbuf, fmt_char(0, 'f', 5, ' '));
obuf_write(&outbuf, buf, fmt_char(buf, 'f', 5, ' '));
obuf_endl(&outbuf);
}
#endif
#ifdef SELFTEST_EXP
5 f
#endif
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