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-rw-r--r--nscd/dbg_log.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/nscd/dbg_log.c b/nscd/dbg_log.c
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+++ b/nscd/dbg_log.c
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+/* Copyright (c) 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <stdarg.h>
+#include <stdio.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. */
+
+FILE *dbgout = NULL;
+int debug_flag = 0;
+
+int
+set_logfile (const char *logfile)
+{
+ dbgout = fopen (logfile, "a");
+ return dbgout == NULL ? 0 : 1;
+}
+
+void
+dbg_log (const char *fmt,...)
+{
+ va_list ap;
+ char msg[512], msg2[512];
+
+ va_start (ap, fmt);
+ vsnprintf (msg2, sizeof (msg), fmt, ap);
+
+ if (debug_flag)
+ {
+ snprintf (msg, sizeof (msg), "%d: %s\n", getpid (), msg2);
+ if (dbgout)
+ fputs (msg, dbgout);
+ else
+ fputs (msg, stderr);
+ }
+ else
+ {
+ snprintf (msg, sizeof (msg), "%d: %s", getpid (), msg2);
+ syslog (LOG_NOTICE, msg);
+ }
+ va_end (ap);
+}