| /***************************************************************************** |
| |
| qprintf.c - module to emulate a printf with a possible quiet (disable mode.) |
| |
| A global variable GifNoisyPrint controls the printing of this routine |
| |
| SPDX-License-Identifier: MIT |
| |
| *****************************************************************************/ |
| |
| #include <stdarg.h> |
| #include <stdbool.h> |
| #include <stdio.h> |
| |
| #include "gif_lib.h" |
| |
| bool GifNoisyPrint = false; |
| |
| /***************************************************************************** |
| Same as fprintf to stderr but with optional print. |
| ******************************************************************************/ |
| void GifQprintf(char *Format, ...) { |
| va_list ArgPtr; |
| |
| va_start(ArgPtr, Format); |
| |
| if (GifNoisyPrint) { |
| char Line[128]; |
| (void)vsnprintf(Line, sizeof(Line), Format, ArgPtr); |
| (void)fputs(Line, stderr); |
| } |
| |
| va_end(ArgPtr); |
| } |
| |
| void PrintGifError(int ErrorCode) { |
| const char *Err = GifErrorString(ErrorCode); |
| |
| if (Err != NULL) { |
| fprintf(stderr, "GIF-LIB error: %s.\n", Err); |
| } else { |
| fprintf(stderr, "GIF-LIB undefined error %d.\n", ErrorCode); |
| } |
| } |
| |
| /* end */ |