external/bsd/bind/dist/lib/lwres/print_p.h

   1 /*      $NetBSD: print_p.h,v 1.4 2014/12/10 04:38:02 christos Exp $     */
   2
   3 /*
   4  * Copyright (C) 2004, 2007, 2010  Internet Systems Consortium, Inc. ("ISC")
   5  * Copyright (C) 1999-2001, 2003  Internet Software Consortium.
   6  *
   7  * Permission to use, copy, modify, and/or distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  12  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  13  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  14  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  15  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  16  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  17  * PERFORMANCE OF THIS SOFTWARE.
  18  */
  19
  20 /* Id: print_p.h,v 1.6 2010/08/16 23:46:52 tbox Exp  */
  21
  22 #ifndef LWRES_PRINT_P_H
  23 #define LWRES_PRINT_P_H 1
  24
  25 /***
  26  *** Imports
  27  ***/
  28
  29 #include <lwres/lang.h>
  30 #include <lwres/platform.h>
  31
  32 /*
  33  * This block allows lib/lwres/print.c to be cleanly compiled even if
  34  * the platform does not need it.  The standard Makefile will still
  35  * not compile print.c or archive print.o, so this is just to make test
  36  * compilation ("make print.o") easier.
  37  */
  38 #if !defined(LWRES_PLATFORM_NEEDVSNPRINTF) && defined(LWRES__PRINT_SOURCE)
  39 #define LWRES_PLATFORM_NEEDVSNPRINTF
  40 #endif
  41
  42 #if !defined(LWRES_PLATFORM_NEEDSPRINTF) && defined(LWRES__PRINT_SOURCE)
  43 #define LWRES_PLATFORM_NEEDSPRINTF
  44 #endif
  45
  46 /***
  47  *** Macros.
  48  ***/
  49
  50 #ifdef __GNUC__
  51 #define LWRES_FORMAT_PRINTF(fmt, args) \
  52         __attribute__((__format__(__printf__, fmt, args)))
  53 #else
  54 #define LWRES_FORMAT_PRINTF(fmt, args)
  55 #endif
  56
  57 /***
  58  *** Functions
  59  ***/
  60
  61 #ifdef LWRES_PLATFORM_NEEDVSNPRINTF
  62 #include <stdarg.h>
  63 #include <stddef.h>
  64 #endif
  65
  66 LWRES_LANG_BEGINDECLS
  67
  68 #ifdef LWRES_PLATFORM_NEEDVSNPRINTF
  69 int
  70 lwres__print_vsnprintf(char *str, size_t size, const char *format, va_list ap)
  71      LWRES_FORMAT_PRINTF(3, 0);
  72 #ifdef vsnprintf
  73 #undef vsnprintf
  74 #endif
  75 #define vsnprintf lwres__print_vsnprintf
  76
  77 int
  78 lwres__print_snprintf(char *str, size_t size, const char *format, ...)
  79      LWRES_FORMAT_PRINTF(3, 4);
  80 #ifdef snprintf
  81 #undef snprintf
  82 #endif
  83 #define snprintf lwres__print_snprintf
  84 #endif /* LWRES_PLATFORM_NEEDVSNPRINTF */
  85
  86 #ifdef LWRES_PLATFORM_NEEDSPRINTF
  87 int
  88 lwres__print_sprintf(char *str, const char *format, ...) LWRES_FORMAT_PRINTF(2, 3);
  89 #ifdef sprintf
  90 #undef sprintf
  91 #endif
  92 #define sprintf lwres__print_sprintf
  93 #endif
  94
  95 LWRES_LANG_ENDDECLS
  96
  97 #endif /* LWRES_PRINT_P_H */