99 lines
2.9 KiB
C
99 lines
2.9 KiB
C
/**
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* sci - a simple ci system
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Copyright (C) 2024 Asger Gitz-Johansen
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "log.h"
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#include <assert.h>
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#include <pthread.h>
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#include <stdarg.h>
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pthread_mutex_t log_mutex = PTHREAD_MUTEX_INITIALIZER;
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log_settings g_log_settings;
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bool g_log_initialized = false;
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void log_init(log_settings settings) {
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g_log_settings.level = settings.level;
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g_log_settings.use_colors = settings.use_colors;
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g_log_settings.out_file = settings.out_file;
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g_log_initialized = true;
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}
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#define COLOR_TRACE "\x1b[94m"
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#define COLOR_INFO "\x1b[32m"
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#define COLOR_WARN "\x1b[33m"
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#define COLOR_ERROR "\x1b[31m"
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#define COLOR_RESET "\x1b[0m"
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#define COLOR_FILE "\x1b[90m"
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const char* get_level_color(int level) {
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switch(level) {
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case LOG_TRACE:
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return COLOR_TRACE;
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case LOG_INFO:
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return COLOR_INFO;
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case LOG_WARN:
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return COLOR_WARN;
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case LOG_ERROR:
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return COLOR_ERROR;
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default:
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return COLOR_INFO;
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}
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}
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const char* get_level_name(int level) {
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switch(level) {
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case LOG_TRACE:
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return "TRACE";
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case LOG_INFO:
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return "INFO";
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case LOG_WARN:
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return "WARN";
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case LOG_ERROR:
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return "ERROR";
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default:
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return "LOG";
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}
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}
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struct tm* g_log_tm = NULL;
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void log_log(const char* file, int line, int level, const char* fmt, ...) {
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if(level > g_log_settings.level)
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return;
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char timestamp[16];
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if(g_log_tm == NULL) {
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time_t t = time(NULL);
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g_log_tm = localtime(&t);
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}
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strftime(timestamp, sizeof(timestamp), "%H:%M:%S", g_log_tm);
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const char* level_color = get_level_color(level);
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const char* level_name = get_level_name(level);
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pthread_mutex_lock(&log_mutex);
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if(g_log_settings.use_colors)
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fprintf(g_log_settings.out_file, "%s %s%-5s"COLOR_RESET" "COLOR_FILE"%s:%d:"COLOR_RESET" ", timestamp,
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level_color, level_name, file, line);
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else
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fprintf(g_log_settings.out_file, "%s %-5s %s:%d: ", timestamp, level_name, file, line);
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va_list args;
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va_start(args, fmt);
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vfprintf(g_log_settings.out_file, fmt, args);
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va_end(args);
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fprintf(g_log_settings.out_file, "\n");
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fflush(g_log_settings.out_file);
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pthread_mutex_unlock(&log_mutex);
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}
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