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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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--- /dev/null
+++ b/nscd/dbg_log.c
@@ -0,0 +1,64 @@
+/* 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);
+}