forked from ckolivas/cgminer
/
logging.c
164 lines (135 loc) · 2.95 KB
/
logging.c
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#include <unistd.h>
#include "logging.h"
#include "miner.h"
bool opt_debug = false;
bool opt_log_output = false;
/* per default priorities higher than LOG_NOTICE are logged */
int opt_log_level = LOG_NOTICE;
void vapplog(int prio, const char *fmt, va_list ap)
{
extern bool use_curses;
if (!opt_debug && prio == LOG_DEBUG)
return;
#ifdef HAVE_SYSLOG_H
if (use_syslog) {
vsyslog(prio, fmt, ap);
}
#else
if (0) {}
#endif
else if (opt_log_output || prio <= LOG_NOTICE) {
char *f;
int len;
struct timeval tv = {0, 0};
struct tm *tm;
gettimeofday(&tv, NULL);
tm = localtime(&tv.tv_sec);
len = 40 + strlen(fmt) + 22;
f = alloca(len);
sprintf(f, "[%d-%02d-%02d %02d:%02d:%02d] %s\n",
tm->tm_year + 1900,
tm->tm_mon + 1,
tm->tm_mday,
tm->tm_hour,
tm->tm_min,
tm->tm_sec,
fmt);
/* Only output to stderr if it's not going to the screen as well */
if (!isatty(fileno((FILE *)stderr))) {
va_list apc;
va_copy(apc, ap);
vfprintf(stderr, f, apc); /* atomic write to stderr */
fflush(stderr);
}
if (use_curses)
log_curses(prio, f, ap);
else {
int len = strlen(f);
strcpy(f + len - 1, " \n");
log_curses(prio, f, ap);
}
}
}
void applog(int prio, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vapplog(prio, fmt, ap);
va_end(ap);
}
/* high-level logging functions, based on global opt_log_level */
/*
* generic log function used by priority specific ones
* equals vapplog() without additional priority checks
*/
static void __maybe_unused log_generic(int prio, const char *fmt, va_list ap)
{
extern bool use_curses;
#ifdef HAVE_SYSLOG_H
if (use_syslog) {
vsyslog(prio, fmt, ap);
}
#else
if (0) {}
#endif
else {
char *f;
int len;
struct timeval tv = {0, 0};
struct tm *tm;
gettimeofday(&tv, NULL);
tm = localtime(&tv.tv_sec);
len = 40 + strlen(fmt) + 22;
f = alloca(len);
sprintf(f, "[%d-%02d-%02d %02d:%02d:%02d] %s\n",
tm->tm_year + 1900,
tm->tm_mon + 1,
tm->tm_mday,
tm->tm_hour,
tm->tm_min,
tm->tm_sec,
fmt);
/* Only output to stderr if it's not going to the screen as well */
if (!isatty(fileno((FILE *)stderr))) {
va_list apc;
va_copy(apc, ap);
vfprintf(stderr, f, apc); /* atomic write to stderr */
fflush(stderr);
}
if (use_curses)
log_curses(prio, f, ap);
else {
int len = strlen(f);
strcpy(f + len - 1, " \n");
log_curses(prio, f, ap);
}
}
}
/* we can not generalize variable argument list */
#define LOG_TEMPLATE(PRIO) \
if (PRIO <= opt_log_level) { \
va_list ap; \
va_start(ap, fmt); \
vapplog(PRIO, fmt, ap); \
va_end(ap); \
}
void log_error(const char *fmt, ...)
{
LOG_TEMPLATE(LOG_ERR);
}
void log_warning(const char *fmt, ...)
{
LOG_TEMPLATE(LOG_WARNING);
}
void log_notice(const char *fmt, ...)
{
LOG_TEMPLATE(LOG_NOTICE);
}
void log_info(const char *fmt, ...)
{
LOG_TEMPLATE(LOG_INFO);
}
void log_debug(const char *fmt, ...)
{
LOG_TEMPLATE(LOG_DEBUG);
}