ack/lang/cem/libcc.ansi/sys/stdio/snprintf.c
2018-06-23 18:54:40 +02:00

35 lines
572 B
C

/*
* sprintf - print formatted output on an array
*/
/* $Id$ */
#include <stdio.h>
#include <stdarg.h>
#include "loc_incl.h"
#if ACKCONF_WANT_STDIO
int snprintf(char* s, size_t len, const char* format, ...)
{
va_list ap;
int retval;
FILE tmp_stream;
va_start(ap, format);
tmp_stream._fd = -1;
tmp_stream._flags = _IOWRITE + _IONBF + _IOWRITING;
tmp_stream._buf = (unsigned char*)s;
tmp_stream._ptr = (unsigned char*)s;
tmp_stream._count = len;
retval = _doprnt(format, ap, &tmp_stream);
putc('\0', &tmp_stream);
va_end(ap);
return retval;
}
#endif