121 lines
3.5 KiB
C
121 lines
3.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <time.h>
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#include <string.h>
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#include "macro.h"
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typedef enum {
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LOG_LEVEL_DEBUG,
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LOG_LEVEL_LOG,
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LOG_LEVEL_INFO,
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LOG_LEVEL_NOTICE,
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LOG_LEVEL_WARN,
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LOG_LEVEL_EXCEPTION
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} LogLevel;
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const char* log_level_to_string(LogLevel level) {
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switch (level) {
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case LOG_LEVEL_DEBUG: return "DEBUG";
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case LOG_LEVEL_LOG: return "LOG";
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case LOG_LEVEL_INFO: return "INFO";
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case LOG_LEVEL_NOTICE: return "NOTICE";
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case LOG_LEVEL_WARN: return "WARN";
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case LOG_LEVEL_EXCEPTION: return "EXCEPTION";
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default: return "UNKNOWN";
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}
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}
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LogLevel log_level_from_string(const char *level_str) {
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if (!level_str) return LOG_LEVEL_INFO;
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if (strcmp(level_str, "DEBUG") == 0)
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return LOG_LEVEL_DEBUG;
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else if (strcmp(level_str, "LOG") == 0)
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return LOG_LEVEL_LOG;
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else if (strcmp(level_str, "INFO") == 0)
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return LOG_LEVEL_INFO;
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else if (strcmp(level_str, "NOTICE") == 0)
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return LOG_LEVEL_NOTICE;
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else if (strcmp(level_str, "WARN") == 0)
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return LOG_LEVEL_WARN;
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else if (strcmp(level_str, "EXCEPTION") == 0)
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return LOG_LEVEL_EXCEPTION;
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else
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return LOG_LEVEL_INFO;
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}
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LogLevel current_log_level = LOG_LEVEL_INFO;
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void init_logger(void) {
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current_log_level = log_level_from_string(getenv("LOG_LEVEL"));
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}
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void log_message(LogLevel level, int line, const char *format, ...) {
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if (level < current_log_level) {
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return;
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}
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time_t now = time(NULL);
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struct tm tm_info;
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localtime_r(&now, &tm_info);
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char timeStr[20];
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strftime(timeStr, sizeof(timeStr), "%Y-%m-%d %H:%M:%S", &tm_info);
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fprintf(stderr, "%s %d %s: ", timeStr, line, log_level_to_string(level));
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va_list args;
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va_start(args, format);
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vfprintf(stderr, format, args);
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va_end(args);
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fprintf(stderr, "\n");
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}
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// DEBUG level
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#define raise_debug_1(fmt) \
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log_message(LOG_LEVEL_DEBUG, __LINE__, fmt)
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#define raise_debug_2(fmt, ...) \
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log_message(LOG_LEVEL_DEBUG, __LINE__, fmt, __VA_ARGS__)
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#define raise_debug(...) \
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PP_CAT(raise_debug_, PP_NARG(__VA_ARGS__))(__VA_ARGS__)
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// LOG level
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#define raise_log_1(fmt) \
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log_message(LOG_LEVEL_LOG, __LINE__, fmt)
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#define raise_log_2(fmt, ...) \
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log_message(LOG_LEVEL_LOG, __LINE__, fmt, __VA_ARGS__)
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#define raise_log(...) \
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PP_CAT(raise_log_, PP_NARG(__VA_ARGS__))(__VA_ARGS__)
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// INFO level
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#define raise_info_1(fmt) \
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log_message(LOG_LEVEL_INFO, __LINE__, fmt)
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#define raise_info_2(fmt, ...) \
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log_message(LOG_LEVEL_INFO, __LINE__, fmt, __VA_ARGS__)
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#define raise_info(...) \
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PP_CAT(raise_info_, PP_NARG(__VA_ARGS__))(__VA_ARGS__)
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// NOTICE level
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#define raise_notice_1(fmt) \
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log_message(LOG_LEVEL_NOTICE, __LINE__, fmt)
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#define raise_notice_2(fmt, ...) \
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log_message(LOG_LEVEL_NOTICE, __LINE__, fmt, __VA_ARGS__)
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#define raise_notice(...) \
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PP_CAT(raise_notice_, PP_NARG(__VA_ARGS__))(__VA_ARGS__)
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// WARN level
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#define raise_warn_1(fmt) \
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log_message(LOG_LEVEL_WARN, __LINE__, fmt)
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#define raise_warn_2(fmt, ...) \
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log_message(LOG_LEVEL_WARN, __LINE__, fmt, __VA_ARGS__)
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#define raise_warn(...) \
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PP_CAT(raise_warn_, PP_NARG(__VA_ARGS__))(__VA_ARGS__)
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// EXCEPTION level
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#define raise_exception_1(fmt) \
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log_message(LOG_LEVEL_EXCEPTION, __LINE__, fmt)
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#define raise_exception_2(fmt, ...) \
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log_message(LOG_LEVEL_EXCEPTION, __LINE__, fmt, __VA_ARGS__)
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#define raise_exception(...) \
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PP_CAT(raise_exception_, PP_NARG(__VA_ARGS__))(__VA_ARGS__)
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