LIBS/G/LIB/QPRINTF.C
2021-09-08 21:26:43 +02:00

56 lines
1.5 KiB
C

/*****************************************************************************
* "Gif-Lib" - Yet another gif library. *
* *
* Written by: Gershon Elber IBM PC Ver 0.1, Jun. 1989 *
******************************************************************************
* Module to emulate a printf with a possible quite (disable mode.) *
* A global variable GifQuitePrint controls the printing of this routine *
******************************************************************************
* History: *
* 12 May 91 - Version 1.0 by Gershon Elber. *
*****************************************************************************/
#include <stdio.h>
#ifdef USE_VARARGS
#include <varargs.h>
#else
#include <stdarg.h>
#endif /* USE_VARARGS */
#include "gif_lib.h"
#ifdef __MSDOS__
int GifQuitePrint = FALSE;
#else
int GifQuitePrint = TRUE;
#endif /* __MSDOS__ */
/*****************************************************************************
* Same as fprintf to stderr but with optional print. *
*****************************************************************************/
#ifdef USE_VARARGS
void GifQprintf(int va_alist)
{
char *Format, Line[128];
va_list ArgPtr;
va_start(ArgPtr);
Format = va_arg(ArgPtr, char *);
#else
void GifQprintf(char *Format, ...)
{
char Line[128];
va_list ArgPtr;
va_start(ArgPtr, Format);
#endif /* USE_VARARGS */
if (GifQuitePrint) return;
vsprintf(Line, Format, ArgPtr);
va_end(ArgPtr);
fputs(Line, stderr);
}