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123 lines
4.3 KiB
C
123 lines
4.3 KiB
C
#ifndef CHECKPOINT_H_
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#define CHECKPOINT_H_
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/*****************************************************************************
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* This file is part of uvg266 VVC encoder.
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*
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* Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* * Neither the name of the Tampere University or ITU/ISO/IEC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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****************************************************************************/
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/**
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* \file
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* Printing of debug information.
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*/
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#ifdef CHECKPOINTS
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#ifdef NDEBUG
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#error "CHECKPOINTS require assertions to be enabled!"
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#endif
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "global.h" // IWYU pragma: keep
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extern FILE* g_ckpt_file;
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extern int g_ckpt_enabled; //Do we check?
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extern int g_ckpt_record; //Do we record?
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#define CHECKPOINTS_INIT() do { \
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if (getenv("CHECKPOINTS")) {\
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if (strcmp(getenv("CHECKPOINTS"),"record") == 0) { \
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g_ckpt_file = fopen("__debug_ckpt.log", "w"); assert(g_ckpt_file); \
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g_ckpt_record = 1; \
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} else if (strcmp(getenv("CHECKPOINTS"),"check") == 0) { \
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g_ckpt_file = fopen("__debug_ckpt.log", "r"); assert(g_ckpt_file); \
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g_ckpt_record = 0; \
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g_ckpt_enabled = 0; \
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} else { \
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g_ckpt_file = NULL; \
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} \
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} else {\
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g_ckpt_file = NULL; \
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} \
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} while (0)
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#define CHECKPOINTS_FINALIZE() do {if (g_ckpt_file) fclose(g_ckpt_file); g_ckpt_file = NULL;} while (0)
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#define CHECKPOINT_MARK(str, ...) do { \
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if (g_ckpt_file) { \
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if (g_ckpt_record) { \
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fprintf(g_ckpt_file, "MARK: " str "\n", __VA_ARGS__); \
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} else { \
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char buffer_ckpt[4096]; \
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long pos; \
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snprintf(buffer_ckpt, 4095, "MARK: " str "\n", __VA_ARGS__); \
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pos = ftell(g_ckpt_file); \
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g_ckpt_enabled = 0; \
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while (!feof(g_ckpt_file)) { \
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char buffer_file[4096]; \
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assert(fgets(buffer_file, 4095, g_ckpt_file) != NULL); \
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if (strncmp(buffer_file, buffer_ckpt, 4096)==0) { \
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g_ckpt_enabled = 1; \
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break; \
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} \
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} \
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if (!g_ckpt_enabled) fseek(g_ckpt_file, pos, SEEK_SET); \
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} \
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} \
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} while (0)
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#define CHECKPOINT(str, ...) do { \
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if (g_ckpt_file) { \
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if (g_ckpt_record) { \
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fprintf(g_ckpt_file, str "\n", __VA_ARGS__); \
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} else if (g_ckpt_enabled) { \
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char buffer_file[4096], buffer_ckpt[4096]; \
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assert(fgets(buffer_file, 4095, g_ckpt_file) != NULL); \
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snprintf(buffer_ckpt, 4095, str "\n", __VA_ARGS__); \
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if (strncmp(buffer_file, buffer_ckpt, 4096)!=0) { \
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fprintf(stderr, "Checkpoint failed (at %ld):\nFile: %sExec: %s", ftell(g_ckpt_file), buffer_file, buffer_ckpt); \
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assert(0); \
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} \
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} \
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} \
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} while (0)
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#endif
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#if !defined(CHECKPOINTS)
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#define CHECKPOINTS_INIT()
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#define CHECKPOINTS_FINALIZE()
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#define CHECKPOINT_MARK(str, ...)
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#define CHECKPOINT(str, ...)
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#endif
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#endif //CHECKPOINT_H_
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