newlib-cygwin/newlib/libc/stdio/vdprintf.c

47 lines
868 B
C

/* Copyright 2005 Shaun Jackman
* Permission to use, copy, modify, and distribute this software
* is freely granted, provided that this notice is preserved.
*/
#include <_ansi.h>
#include <reent.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#ifdef _HAVE_STDC
#include <stdarg.h>
#else
#include <varargs.h>
#endif
int
_DEFUN (_vdprintf_r, (ptr, fd, format, ap),
struct _reent *ptr _AND
int fd _AND
_CONST char *format _AND
va_list ap)
{
char *p;
int n;
_REENT_SMALL_CHECK_INIT (ptr);
n = _vasprintf_r (ptr, &p, format, ap);
if (n == -1) return -1;
n = _write_r (ptr, fd, p, n);
_free_r (ptr, p);
return n;
}
#ifndef _REENT_ONLY
int
_DEFUN (vdprintf, (fd, format, ap),
int fd _AND
_CONST char *format _AND
va_list ap)
{
_REENT_SMALL_CHECK_INIT (_REENT);
return _vdprintf_r (_REENT, fd, format, ap);
}
#endif /* ! _REENT_ONLY */