diff options
Diffstat (limited to 'log.c')
| -rw-r--r-- | log.c | 181 |
1 files changed, 0 insertions, 181 deletions
@@ -1,181 +0,0 @@ -/* See LICENSE file for copyright and license details. */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#include "log.h" - -#define DBG_LVL 0 -#define INF_LVL 1 -#define WRN_LVL 2 -#define ERR_LVL 3 - -#define BUFF_SIZE 256 -#define HALF_SIZE (BUFF_SIZE / 2 - 1) - -/* Checks if the terminal supports colors */ -static int -check_term_colors() -{ - FILE *fp; - char path[1024]; - - /* Open the command for reading. */ - fp = popen("echo $COLORTERM", "r"); - if (fp == NULL) { - printf("Failed to run command\n" ); - exit(1); - } - - /* Read the output a line at a time - output it. */ - while (fgets(path, sizeof(path), fp) != NULL) { - /* printf("%s", path); */ - if (strcmp(path, "truecolor\n") == 0) { - pclose(fp); - return 0; - } - } - - /* close */ - pclose(fp); - - return -1; -} - -/* Converts the property values */ -static int -log_parse_level_property(char *str_level) -{ - if (strcmp( str_level, "DEBUG" ) == 0) return DBG_LVL; - if (strcmp( str_level, "INFO" ) == 0) return INF_LVL; - if (strcmp( str_level, "WARNING" ) == 0) return WRN_LVL; - if (strcmp( str_level, "ERROR" ) == 0) return ERR_LVL; - - return -1; -} - -/* Parses the configuration line to get log level and the context */ -static int -log_get_level(const char *filename, char *conf_key, char *conf_value) -{ - char *key = strndup(conf_key, strlen(conf_key)); - char *context = strndup(strtok(key, "."), strlen(key)); - int level_context = strcmp(strtok(NULL, "."), "level"); - char *file_context = strndup(filename, HALF_SIZE); - int root_level = 0; - int level = 0; - - file_context = strtok(file_context, "."); - - if (level_context == 0) { - if (strcmp(context, "root") == 0) { - root_level = log_parse_level_property(conf_value); - } else if (strcmp(context, file_context) == 0 - && (level = log_parse_level_property(conf_value)) >= 0) { - return level; - } - } - - return root_level; -} - -/* Initialize the log structure */ -static void -log_init(Log *log) -{ - char conf_key[HALF_SIZE], conf_value[HALF_SIZE], buff[BUFF_SIZE]; - FILE *file = fopen("log.config", "r"); - - /* Use the coded configuration */ - if (file == NULL) - return; - - while (fgets(buff, BUFF_SIZE, file) != NULL - && buff[0] != '#') { - sscanf(buff, "%[^=]=%s", conf_key, conf_value); - log->level = log_get_level(log->filename, conf_key, conf_value); - } - - fclose(file); -} - -Log * -log_create(const char *filename) { - Log *log = (Log *) malloc(sizeof(Log)); - log->filename = filename; - log->level = DBG_LVL; - - log_init(log); - - return log; -} - -static void -print_log(Log *log, int level, char *msg) -{ - time_t t; - struct tm *date; - const char *lvl; - - /* Don't display log if the choosen level is major. - * For example: log->level is ERROR and level is INFO, only ERROR logs will be shown. */ - if (log->level > level) return; - - t = time(NULL); - date = localtime(&t); - - switch (level) { - case DBG_LVL: - lvl = "[DEBUG]"; - break; - case INF_LVL: - lvl = "[INFO]"; - break; - case WRN_LVL: - lvl = "[WARNING]"; - break; - case ERR_LVL: - lvl = "[ERROR]"; - break; - default: - lvl = "[DEFAULT]"; - break; - } - - check_term_colors(); - printf("%d-%02d-%02d %02d:%02d %10s: <%s> %s\n", - date->tm_year + 1900, - date->tm_mon, - date->tm_mday, - date->tm_hour, - date->tm_min, - lvl, - log->filename, - msg); -} - -void -log_debug(Log *log, char *msg) -{ - print_log(log, DBG_LVL, msg); -} - -void -log_error(Log *log, char *msg) -{ - print_log(log, ERR_LVL, msg); -} - -void -log_info(Log *log, char *msg) -{ - print_log(log, INF_LVL, msg); -} - -void -log_warn(Log *log, char *msg) -{ - print_log(log, WRN_LVL, msg); -} |