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logging.c
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logging.c
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/*
* Copyright 2011-2012 Con Kolivas
* Copyright 2013 Andrew Smith
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#include "config.h"
#include <unistd.h>
#include "miner.h"
#include "logging.h"
bool opt_debug = false;
bool opt_debug_console = false;
bool opt_verbose = false;
int last_date_output_day = 0;
int opt_log_show_date = false;
/* per default priorities higher than LOG_NOTICE are logged */
int opt_log_level = LOG_NOTICE;
static void _my_log_curses(int prio, const char *datetime, const char *str)
{
if (opt_quiet && prio != LOG_ERR)
return;
#ifdef HAVE_CURSES
extern bool use_curses;
if (use_curses && _log_curses_only(prio, datetime, str))
;
else
#endif
printf("%s%s%s", datetime, str, " \n");
}
void applog(int prio, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
vapplogsiz(prio, LOGBUFSIZ, fmt, args);
va_end(args);
}
void applogsiz(int prio, int size, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
vapplogsiz(prio, size, fmt, args);
va_end(args);
}
/* high-level logging function, based on global opt_log_level */
void vapplogsiz(int prio, int size, const char* fmt, va_list args)
{
if ((opt_debug || prio != LOG_DEBUG)) {
char *tmp42 = (char *)calloc(size + 1, 1);
vsnprintf(tmp42, size, fmt, args);
_applog(prio, tmp42, false);
free(tmp42);
}
#ifdef DEV_DEBUG_MODE
else if(prio == LOG_DEBUG) {
char *tmp42 = (char *)calloc(size + 1, 1);
vsnprintf(tmp42, size, fmt, args);
__debug("", tmp42);
free(tmp42);
}
#endif
}
/*
* log function
*/
void _applog(int prio, const char *str, bool force)
{
#ifdef HAVE_SYSLOG_H
if (use_syslog) {
syslog(prio, "%s", str);
}
#else
if (0) {}
#endif
else {
#ifdef DEV_DEBUG_MODE
if(prio == LOG_DEBUG) {
__debug("", str);
}
#endif
bool write_console = opt_debug_console || (opt_verbose && prio != LOG_DEBUG) || prio <= opt_log_level;
bool write_stderr = !isatty(fileno((FILE *)stderr));
if (!(write_console || write_stderr))
return;
char datetime[64];
struct timeval tv = {0, 0};
struct tm *tm;
cgtime(&tv);
const time_t tmp_time = tv.tv_sec;
tm = localtime(&tmp_time);
/* Day changed. */
if (opt_log_show_date && (last_date_output_day != tm->tm_mday)) {
last_date_output_day = tm->tm_mday;
char date_output_str[64];
snprintf(date_output_str, sizeof(date_output_str), "Log date is now %d-%02d-%02d",
tm->tm_year + 1900,
tm->tm_mon + 1,
tm->tm_mday);
_applog(prio, date_output_str, force);
}
if (opt_log_show_date) {
snprintf(datetime, sizeof(datetime), "[%d-%02d-%02d %02d:%02d:%02d] ",
tm->tm_year + 1900,
tm->tm_mon + 1,
tm->tm_mday,
tm->tm_hour,
tm->tm_min,
tm->tm_sec);
}
else {
snprintf(datetime, sizeof(datetime), "[%02d:%02d:%02d] ",
tm->tm_hour,
tm->tm_min,
tm->tm_sec);
}
if (write_console || write_stderr) {
/* Mutex could be locked by dead thread on shutdown so forcelog will
* invalidate any console lock status. */
if (force) {
mutex_trylock(&console_lock);
mutex_unlock(&console_lock);
}
mutex_lock(&console_lock);
/* Only output to stderr if it's not going to the screen as well */
if (write_stderr) {
fprintf(stderr, "%s%s\n", datetime, str); /* atomic write to stderr */
fflush(stderr);
}
if (write_console) {
_my_log_curses(prio, datetime, str);
}
mutex_unlock(&console_lock);
}
}
}
void __debug(const char *filename, const char *fmt, ...)
{
FILE *f;
va_list args;
if (!(f = fopen(((!empty_string(filename))?filename:"debug.log"), "a+"))) {
return;
}
//prepend timestamp
struct timeval tv = {0, 0};
struct tm *tm;
cgtime(&tv);
const time_t tmp_time = tv.tv_sec;
tm = localtime(&tmp_time);
fprintf(f, "[%d-%02d-%02d %02d:%02d:%02d] ",
tm->tm_year + 1900,
tm->tm_mon + 1,
tm->tm_mday,
tm->tm_hour,
tm->tm_min,
tm->tm_sec);
va_start(args, fmt);
vfprintf(f, fmt, args);
va_end(args);
//add \n
fprintf(f, "\n");
fclose(f);
}