usr.sbin/nscd/log.c

   1 /*-
   2  * Copyright (c) 2005 Michael Bushkov <bushman@rsu.ru>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/usr.sbin/nscd/log.c,v 1.3 2007/09/27 12:30:11 bushman Exp $
  27  */
  28
  29 #include <assert.h>
  30 #include <stdarg.h>
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <syslog.h>
  34 #include "log.h"
  35
  36 void
  37 __log_msg(int level, const char *sender, const char *message, ...)
  38 {
  39         va_list ap;
  40         char    *fmessage;
  41
  42         fmessage = NULL;
  43         va_start(ap, message);
  44         vasprintf(&fmessage, message, ap);
  45         va_end(ap);
  46         assert(fmessage != NULL);
  47
  48         printf("M%d from %s: %s\n", level, sender, fmessage);
  49 #ifndef NO_SYSLOG
  50         if (level == 0)
  51                 syslog(LOG_INFO, "nscd message (from %s): %s", sender,
  52                 fmessage);
  53 #endif
  54         free(fmessage);
  55 }
  56
  57 void
  58 __log_err(int level, const char *sender, const char *error, ...)
  59 {
  60         va_list ap;
  61         char    *ferror;
  62
  63         ferror = NULL;
  64         va_start(ap, error);
  65         vasprintf(&ferror, error, ap);
  66         va_end(ap);
  67         assert(ferror != NULL);
  68
  69         printf("E%d from %s: %s\n", level, sender, ferror);
  70
  71 #ifndef NO_SYSLOG
  72         if (level == 0)
  73                 syslog(LOG_ERR, "nscd error (from %s): %s", sender, ferror);
  74 #endif
  75         free(ferror);
  76 }