klog.c
raw ยท 562 bytes
#include "klog.h"
#include <stdarg.h>
#include <stdio.h>
#include <time.h>
#include <unistd.h>
void log_at(char sev, const char *file, int line, const char *fmt, ...)
{
struct timespec ts;
struct tm tm;
char tbuf[32];
clock_gettime(CLOCK_REALTIME, &ts);
localtime_r(&ts.tv_sec, &tm);
strftime(tbuf, sizeof(tbuf), "%m%d %H:%M:%S", &tm);
fprintf(stderr, "%c%s.%06ld %7ld %s:%d] ",
sev,
tbuf,
ts.tv_nsec / 1000,
(long)getpid(),
file,
line);
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
fputc('\n', stderr);
}