misc/bits/syslog.h

   1 /* Checking macros for syslog functions.
   2    Copyright (C) 2005, 2007 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #ifndef _SYS_SYSLOG_H
  21 # error "Never include <bits/syslog.h> directly; use <sys/syslog.h> instead."
  22 #endif
  23
  24
  25 extern void __syslog_chk (int __pri, int __flag, __const char *__fmt, ...)
  26      __attribute__ ((__format__ (__printf__, 3, 4)));
  27
  28 #ifdef __va_arg_pack
  29 __extern_always_inline void
  30 syslog (int __pri, __const char *__fmt, ...)
  31 {
  32   return __syslog_chk (__pri, __USE_FORTIFY_LEVEL - 1, __fmt, __va_arg_pack ());
  33 }
  34 #elif !defined __cplusplus
  35 # define syslog(pri, ...) \
  36   __syslog_chk (pri, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
  37 #endif
  38
  39
  40 #ifdef __USE_BSD
  41 extern void __vsyslog_chk (int __pri, int __flag, __const char *__fmt,
  42                            __gnuc_va_list __ap)
  43      __attribute__ ((__format__ (__printf__, 3, 0)));
  44
  45 __extern_always_inline void
  46 vsyslog (int __pri, __const char *__fmt, __gnuc_va_list __ap)
  47 {
  48   return __vsyslog_chk (__pri,  __USE_FORTIFY_LEVEL - 1, __fmt, __ap);
  49 }
  50 #endif