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#include "util.h"
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
struct strftime_cache {
time_t time;
char buf[128];
};
void log_(char const *log_type, FILE *stream, char const *fmt, va_list args) {
static struct strftime_cache strft;
time_t t = time(NULL);
if (t != strft.time) {
strft.time = t;
struct tm tm;
struct tm *tmp = localtime_r(&t, &tm);
strftime(strft.buf, sizeof(strft.buf), "%Y-%m-%dT%H:%M:%S", tmp);
}
fputs(program_invocation_short_name, stream);
fputs(" ", stream);
fputs(strft.buf, stream);
fputs(" ", stream);
fputs(log_type, stream);
fputs(" ", stream);
vfprintf(stream, fmt, args);
fputs("\n", stream);
}
void lognotice(char const *fmt, ...) {
va_list a;
va_start(a, fmt);
log_("notice", stdout, fmt, a);
va_end(a);
}
void logerror(char const *fmt, ...) {
va_list a;
va_start(a, fmt);
log_("error", stderr, fmt, a);
va_end(a);
}
void fatal(char const *fmt, ...) {
va_list a;
va_start(a, fmt);
log_("fatal", stderr, fmt, a);
va_end(a);
abort();
}
#ifdef DEBUG_OUTPUT
void logdebug(char const *fmt, ...) {
va_list a;
va_start(a, fmt);
log_("debug", stdout, fmt, a);
va_end(a);
}
#endif
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