print_p.h revision f428e385a4f7a42196b53de8e134909e8c488258
/*
* Copyright (C) 2004, 2007, 2010 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1999-2001, 2003 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: print_p.h,v 1.6 2010/08/16 23:46:52 tbox Exp $ */
#ifndef LWRES_PRINT_P_H
#define LWRES_PRINT_P_H 1
/***
*** Imports
***/
#include <lwres/lang.h>
#include <lwres/platform.h>
/*
* This block allows lib/lwres/print.c to be cleanly compiled even if
* the platform does not need it. The standard Makefile will still
* not compile print.c or archive print.o, so this is just to make test
* compilation ("make print.o") easier.
*/
#if !defined(LWRES_PLATFORM_NEEDVSNPRINTF) && defined(LWRES__PRINT_SOURCE)
#define LWRES_PLATFORM_NEEDVSNPRINTF
#endif
#if !defined(LWRES_PLATFORM_NEEDSPRINTF) && defined(LWRES__PRINT_SOURCE)
#define LWRES_PLATFORM_NEEDSPRINTF
#endif
/***
*** Macros.
***/
#ifdef __GNUC__
#define LWRES_FORMAT_PRINTF(fmt, args) \
__attribute__((__format__(__printf__, fmt, args)))
#else
#define LWRES_FORMAT_PRINTF(fmt, args)
#endif
/***
*** Functions
***/
#ifdef LWRES_PLATFORM_NEEDVSNPRINTF
#include <stdarg.h>
#include <stddef.h>
#endif
LWRES_LANG_BEGINDECLS
#ifdef LWRES_PLATFORM_NEEDVSNPRINTF
int
lwres__print_vsnprintf(char *str, size_t size, const char *format, va_list ap)
LWRES_FORMAT_PRINTF(3, 0);
#ifdef vsnprintf
#undef vsnprintf
#endif
#define vsnprintf lwres__print_vsnprintf
int
lwres__print_snprintf(char *str, size_t size, const char *format, ...)
LWRES_FORMAT_PRINTF(3, 4);
#ifdef snprintf
#undef snprintf
#endif
#define snprintf lwres__print_snprintf
#endif /* LWRES_PLATFORM_NEEDVSNPRINTF */
#ifdef LWRES_PLATFORM_NEEDSPRINTF
int
lwres__print_sprintf(char *str, const char *format, ...) LWRES_FORMAT_PRINTF(2, 3);
#ifdef sprintf
#undef sprintf
#endif
#define sprintf lwres__print_sprintf
#endif
LWRES_LANG_ENDDECLS
#endif /* LWRES_PRINT_P_H */