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| author | Egor Tensin <Egor.Tensin@gmail.com> | 2023-06-28 22:41:51 +0200 |
|---|---|---|
| committer | Egor Tensin <Egor.Tensin@gmail.com> | 2023-06-28 22:57:48 +0200 |
| commit | f409cddcf9bb7f2684776902b38eaeddadede7ca (patch) | |
| tree | 8d1a5295c6987563dc2bf6db400c7f770da933ba /src/log.h | |
| parent | test: skip ci.sh w/ Valgrind (diff) | |
| download | cimple-f409cddcf9bb7f2684776902b38eaeddadede7ca.tar.gz cimple-f409cddcf9bb7f2684776902b38eaeddadede7ca.zip | |
log: support logging levels
Diffstat (limited to 'src/log.h')
| -rw-r--r-- | src/log.h | 76 |
1 files changed, 30 insertions, 46 deletions
@@ -8,74 +8,58 @@ #ifndef __LOG_H__ #define __LOG_H__ +#include "compiler.h" + #include <errno.h> #include <libgen.h> -#include <netdb.h> #include <stdio.h> -#include <sys/time.h> -#include <time.h> -#include <unistd.h> - -static inline void log_print_timestamp(FILE *dest) -{ - struct timeval tv; - struct tm tm; - char buf[64]; - size_t used = 0; - - if (gettimeofday(&tv, NULL) < 0) - return; - if (!gmtime_r(&tv.tv_sec, &tm)) - return; - buf[0] = '\0'; - used += strftime(buf + used, sizeof(buf) - used, "%F %T", &tm); - used += snprintf(buf + used, sizeof(buf) - used, ".%03ld | ", tv.tv_usec / 1000); - fprintf(dest, "%s", buf); -} +#define LOG_LVL_DEBUG 0 +#define LOG_LVL_INFO 1 +#define LOG_LVL_ERR 2 -static inline void log_print_thread_id(FILE *dest) -{ - fprintf(dest, "%d | ", gettid()); -} +extern int g_log_lvl; -#define CONCAT_INNER(a, b) a##b -#define CONCAT(a, b) CONCAT_INNER(a, b) +int log_entry_start(int lvl, FILE *dest); +void log_entry_end(FILE *dest); -static inline void log_prefix(FILE *dest) -{ - log_print_timestamp(dest); - log_print_thread_id(dest); -} - -#define log_err_prefix() \ +#define log_debug(...) \ do { \ - log_prefix(stderr); \ - fprintf(stderr, "%s(%d): ", basename(__FILE__), __LINE__); \ + if (!log_entry_start(LOG_LVL_DEBUG, stdout)) \ + break; \ + fprintf(stdout, __VA_ARGS__); \ + log_entry_end(stdout); \ } while (0) #define log(...) \ do { \ - flockfile(stdout); \ - log_prefix(stdout); \ - printf(__VA_ARGS__); \ - funlockfile(stdout); \ + if (!log_entry_start(LOG_LVL_INFO, stdout)) \ + break; \ + fprintf(stdout, __VA_ARGS__); \ + log_entry_end(stdout); \ + } while (0) + +#define log_err_file_loc() \ + do { \ + fprintf(stderr, "%s(%d): ", basename(__FILE__), __LINE__); \ } while (0) #define log_err(...) \ do { \ - flockfile(stderr); \ - log_err_prefix(); \ + if (!log_entry_start(LOG_LVL_ERR, stderr)) \ + break; \ + log_err_file_loc(); \ fprintf(stderr, __VA_ARGS__); \ - funlockfile(stderr); \ + log_entry_end(stderr); \ } while (0) #define log_errno(fn) \ do { \ - flockfile(stderr); \ - log_err_prefix(); \ + if (!log_entry_start(LOG_LVL_ERR, stderr)) \ + break; \ + log_err_file_loc(); \ perror(fn); \ - funlockfile(stderr); \ + log_entry_end(stderr); \ } while (0) #define log_errno_if(expr, fn) \ |