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Filename : print.h
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/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef ISC_PRINT_H
#define ISC_PRINT_H 1

/*! \file isc/print.h */

/***
 *** Imports
 ***/

#include <isc/formatcheck.h>    /* Required for ISC_FORMAT_PRINTF() macro. */
#include <isc/lang.h>
#include <isc/platform.h>

/*!
 * This block allows lib/isc/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(ISC_PLATFORM_NEEDVSNPRINTF) && defined(ISC__PRINT_SOURCE)
#define ISC_PLATFORM_NEEDVSNPRINTF
#undef snprintf
#undef vsnprintf
#endif

#if !defined(ISC_PLATFORM_NEEDSPRINTF) && defined(ISC__PRINT_SOURCE)
#define ISC_PLATFORM_NEEDSPRINTF
#undef sprintf
#endif

#if !defined(ISC_PLATFORM_NEEDFPRINTF) && defined(ISC__PRINT_SOURCE)
#define ISC_PLATFORM_NEEDFPRINTF
#undef fprintf
#endif

#if !defined(ISC_PLATFORM_NEEDPRINTF) && defined(ISC__PRINT_SOURCE)
#define ISC_PLATFORM_NEEDPRINTF
#undef printf
#endif

/***
 *** Functions
 ***/

#ifdef ISC_PLATFORM_NEEDVSNPRINTF
#include <stdarg.h>
#include <stddef.h>
#endif

#include <stdio.h>

ISC_LANG_BEGINDECLS

#ifdef ISC_PLATFORM_NEEDVSNPRINTF
int
isc_print_vsnprintf(char *str, size_t size, const char *format, va_list ap)
     ISC_FORMAT_PRINTF(3, 0);
#undef vsnprintf
#define vsnprintf isc_print_vsnprintf

int
isc_print_snprintf(char *str, size_t size, const char *format, ...)
     ISC_FORMAT_PRINTF(3, 4);
#undef snprintf
#define snprintf isc_print_snprintf
#endif /* ISC_PLATFORM_NEEDVSNPRINTF */

#ifdef ISC_PLATFORM_NEEDSPRINTF
int
isc_print_sprintf(char *str, const char *format, ...) ISC_FORMAT_PRINTF(2, 3);
#undef sprintf
#define sprintf isc_print_sprintf
#endif

#ifdef ISC_PLATFORM_NEEDPRINTF
int
isc_print_printf(const char *format, ...) ISC_FORMAT_PRINTF(1, 2);
#undef printf
#define printf isc_print_printf
#endif

#ifdef ISC_PLATFORM_NEEDFPRINTF
int
isc_print_fprintf(FILE * fp, const char *format, ...) ISC_FORMAT_PRINTF(2, 3);
#undef fprintf
#define fprintf isc_print_fprintf
#endif

ISC_LANG_ENDDECLS

#endif /* ISC_PRINT_H */