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/*
* This file is part of the sn package.
* Distribution of sn is covered by the GNU GPL. See file COPYING.
* Copyright 1998-2000 Harold Tay.
* Copyright 2000- Patrik Rdman.
*/
#include <stdarg.h>
#include <unistd.h>
#include "format.h"
static const char ver_ctrl_id[] = "$Id: log.c 29 2004-04-24 23:02:38Z patrik $";
char *progname = 0;
static char logbuf[1024];
void logv (char *fmt, va_list ap)
{
int len = 0;
if (progname)
{
for (; progname[len]; len++)
logbuf[len] = progname[len];
logbuf[len++] = ':';
}
len += formatv(logbuf + len, sizeof (logbuf) - len - 2, fmt, ap);
logbuf[len] = '\n';
write(2, logbuf, len + 1);
}
/* Renamed log -> log_ in order to avoid the annoying warning
"conflicting types for built-in function `log'" that seems
to have appeared in gcc 3.3... */
void log_ (char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
logv(fmt, ap);
va_end(ap);
}
void fail (int ex, char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
logv(fmt, ap);
va_end(ap);
_exit(ex);
}
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