mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-21 20:40:05 +00:00
85 lines
1.9 KiB
C
85 lines
1.9 KiB
C
/* Copyright (c) 1998-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
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; version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <syslog.h>
|
|
#include <unistd.h>
|
|
#include "dbg_log.h"
|
|
#include "nscd.h"
|
|
|
|
/* if in debug mode and we have a debug file, we write the messages to it,
|
|
if in debug mode and no debug file, we write the messages to stderr,
|
|
else to syslog. */
|
|
|
|
static char *logfilename;
|
|
FILE *dbgout;
|
|
int debug_level;
|
|
|
|
void
|
|
set_logfile (const char *logfile)
|
|
{
|
|
logfilename = strdup (logfile);
|
|
}
|
|
|
|
int
|
|
init_logfile (void)
|
|
{
|
|
if (logfilename)
|
|
{
|
|
dbgout = fopen64 (logfilename, "a");
|
|
return dbgout == NULL ? 0 : 1;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void
|
|
dbg_log (const char *fmt,...)
|
|
{
|
|
va_list ap;
|
|
char msg2[512];
|
|
|
|
va_start (ap, fmt);
|
|
vsnprintf (msg2, sizeof (msg2), fmt, ap);
|
|
|
|
if (debug_level > 0)
|
|
{
|
|
time_t t = time (NULL);
|
|
|
|
struct tm now;
|
|
localtime_r (&t, &now);
|
|
|
|
char buf[256];
|
|
strftime (buf, sizeof (buf), "%c", &now);
|
|
|
|
char msg[1024];
|
|
snprintf (msg, sizeof (msg), "%s - %d: %s%s", buf, getpid (), msg2,
|
|
msg2[strlen (msg2) - 1] == '\n' ? "" : "\n");
|
|
if (dbgout)
|
|
{
|
|
fputs (msg, dbgout);
|
|
fflush (dbgout);
|
|
}
|
|
else
|
|
fputs (msg, stderr);
|
|
}
|
|
else
|
|
syslog (LOG_NOTICE, "%d %s", getpid (), msg2);
|
|
|
|
va_end (ap);
|
|
}
|