httpdirfs/src/log.c

#include "log.h"

#include "config.h"
#include "util.h"

#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>

int log_level_init()
{
        char *env = getenv("HTTPDIRFS_LOG_LEVEL");
        if (env) {
                return atoi(env);
        }
        return DEFAULT_LOG_LEVEL;
}

void
log_printf(LogType type, const char *file, const char *func, int line,
           const char *format, ...)
{
        FILE *out = stderr;
        if (type & CONFIG.log_type) {
                switch (type) {
                case fatal:
                        fprintf(out, "Fatal: ");
                        break;
                case error:
                        fprintf(out, "Error: ");
                        break;
                case warning:
                        fprintf(out, "Warning: ");
                        break;
                case info:
                        out = stderr;
                        goto print_actual_message;
                        break;
                default:
                        fprintf(out, "Debug (%x):", type);
                        break;
                }

                fprintf(out, "(%s:%s:%d): ", file, func, line);

 print_actual_message:
                {
                }
                va_list args;
                va_start(args, format);
                vfprintf(out, format, args);
                va_end(args);

                if (type == fatal) {
                        exit_failure();
                }
        }
}