libxml.h

/*
 * libxml.h: internal header only used during the compilation of libxml
 *
 * See COPYRIGHT for the status of this software
 *
 * Author: breese@users.sourceforge.net
 */

#ifndef __XML_LIBXML_H__
#define __XML_LIBXML_H__

/*
 * These macros must be defined before including system headers.
 * Do not add any #include directives above this block.
 */
#ifndef NO_LARGEFILE_SOURCE
  #ifndef _LARGEFILE_SOURCE
    #define _LARGEFILE_SOURCE
  #endif
  #ifndef _FILE_OFFSET_BITS
    #define _FILE_OFFSET_BITS 64
  #endif
#endif

/*
 * These files are generated by the build system and contain private
 * and public build configuration.
 */
#include "config.h"
#include <libxml/xmlversion.h>

/*
 * Due to some Autotools limitations, this variable must be passed as
 * compiler flag. Define a default value if the macro wasn't set by the
 * build system.
 */
#ifndef SYSCONFDIR
  #define SYSCONFDIR "/etc"
#endif

#if !defined(_WIN32) && \
    !defined(__CYGWIN__) && \
    (defined(__clang__) || \
     (defined(__GNUC__) && (__GNUC__ >= 4)))
  #define XML_HIDDEN __attribute__((visibility("hidden")))
#else
  #define XML_HIDDEN
#endif

#if __GNUC__ * 100 + __GNUC_MINOR__ >= 207 || defined(__clang__)
  #define ATTRIBUTE_UNUSED __attribute__((unused))
#else
  #define ATTRIBUTE_UNUSED
#endif

#ifdef HAVE_FUNC_ATTRIBUTE_DESTRUCTOR
  #define ATTRIBUTE_DESTRUCTOR __attribute__((destructor))
#endif

#if (defined(__clang__) && __clang_major__ >= 18) || \
    (defined(__GNUC__) && __GNUC__ >= 15)
  #define ATTRIBUTE_COUNTED_BY(c) __attribute__((__counted_by__(c)))
#else
  #define ATTRIBUTE_COUNTED_BY(c)
#endif

#if defined(__clang__) || \
    (defined(__GNUC__) && (__GNUC__ >= 8) && !defined(__EDG__))
  #define ATTRIBUTE_NO_SANITIZE(arg) __attribute__((no_sanitize(arg)))
#else
  #define ATTRIBUTE_NO_SANITIZE(arg)
#endif

#ifdef __clang__
  #if __clang_major__ >= 12
    #define ATTRIBUTE_NO_SANITIZE_INTEGER \
      ATTRIBUTE_NO_SANITIZE("unsigned-integer-overflow") \
      ATTRIBUTE_NO_SANITIZE("unsigned-shift-base")
  #else
    #define ATTRIBUTE_NO_SANITIZE_INTEGER \
      ATTRIBUTE_NO_SANITIZE("unsigned-integer-overflow")
  #endif
#else
  #define ATTRIBUTE_NO_SANITIZE_INTEGER
#endif

#endif /* ! __XML_LIBXML_H__ */