1/* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 2010 LunarG Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included 14 * in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22 * DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: 25 * Chia-I Wu <olv@lunarg.com> 26 */ 27 28#include <stdbool.h> 29#include <stdlib.h> 30#include <stdio.h> 31#include <string.h> 32 33#include "c11/threads.h" 34#include "table.h" 35 36static nop_handler_proc nop_handler = NULL; 37 38void 39table_set_noop_handler(nop_handler_proc func) 40{ 41 nop_handler = func; 42} 43 44static bool log_noop; 45 46static void check_debug_env(void) 47{ 48 const char *debug = getenv("MESA_DEBUG"); 49 if (!debug) 50 debug = getenv("LIBGL_DEBUG"); 51 if (debug && strcmp(debug, "silent") != 0) 52 log_noop = true; 53} 54 55static void 56noop_warn(const char *name) 57{ 58 if (nop_handler) { 59 nop_handler(name); 60 } 61 else { 62 static once_flag flag = ONCE_FLAG_INIT; 63 call_once(&flag, check_debug_env); 64 65 if (log_noop) 66 fprintf(stderr, "%s is no-op\n", name); 67 } 68} 69 70static int 71noop_generic(void) 72{ 73 noop_warn("function"); 74 return 0; 75} 76 77/* define noop_array */ 78#define MAPI_TMP_DEFINES 79#define MAPI_TMP_NOOP_ARRAY 80#include "mapi_tmp.h" 81