112 lines
3.7 KiB
Plaintext
112 lines
3.7 KiB
Plaintext
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dnl *
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dnl * Copyright (c) 2001-2006 Motoyuki Kasahara
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dnl *
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dnl * Redistribution and use in source and binary forms, with or without
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dnl * modification, are permitted provided that the following conditions
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dnl * are met:
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dnl * 1. Redistributions of source code must retain the above copyright
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dnl * notice, this list of conditions and the following disclaimer.
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dnl * 2. Redistributions in binary form must reproduce the above copyright
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dnl * notice, this list of conditions and the following disclaimer in the
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dnl * documentation and/or other materials provided with the distribution.
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dnl * 3. Neither the name of the project nor the names of its contributors
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dnl * may be used to endorse or promote products derived from this software
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dnl * without specific prior written permission.
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dnl *
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dnl * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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dnl * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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dnl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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dnl * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORSBE
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dnl * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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dnl * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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dnl * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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dnl * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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dnl * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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dnl * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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dnl * THE POSSIBILITY OF SUCH DAMAGE.
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dnl *
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dnl *
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dnl * Check for struct in6_addr
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dnl *
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AC_DEFUN([AC_STRUCT_IN6_ADDR],
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[AC_CACHE_CHECK(for struct in6_addr, ac_cv_struct_in6_addr,
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[AC_COMPILE_IFELSE([AC_LANG_SOURCE([
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#include <sys/types.h>
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#ifdef ENABLE_WINSOCK2
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#include <ws2tcpip.h>
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#else
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#include <sys/socket.h>
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#include <netinet/in.h>
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#endif
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struct in6_addr address;
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])], [ac_cv_struct_in6_addr=yes], [ac_cv_struct_in6_addr=no])])
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if test "$ac_cv_struct_in6_addr" = yes; then
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AC_DEFINE(HAVE_STRUCT_IN6_ADDR, 1,
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[Define to 1 if <netinet/in.h> defines `struct in6_addr'])
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fi])
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dnl *
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dnl * Check for in6addr_any.
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dnl *
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AC_DEFUN([AC_DECL_IN6ADDR_ANY],
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[AC_REQUIRE([AC_STRUCT_IN6_ADDR])
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if test $ac_cv_struct_in6_addr = no; then
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ac_cv_decl_in6addr_any=no
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else
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AC_CACHE_CHECK(for in6addr_any declaration in netinet/in.h or ws2tcpip.h,
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ac_cv_decl_in6addr_any,
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[AC_COMPILE_IFELSE([AC_LANG_SOURCE([
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#include <sys/types.h>
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#ifdef ENABLE_WINSOCK2
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#include <ws2tcpip.h>
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#else
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#include <sys/socket.h>
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#include <netinet/in.h>
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#endif
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void
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testfunc()
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{
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unsigned char *address;
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address = (char *)&in6addr_any;
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}
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])], [ac_cv_decl_in6addr_any=yes], [ac_cv_decl_in6addr_any=no])])
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if test "$ac_cv_decl_in6addr_any" = yes; then
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AC_DEFINE(IN6ADDR_ANY_DECLARED, 1,
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[Define to 1 if `in6addr_any' is declared by <netinet/in.h>])
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fi
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fi])
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dnl *
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dnl * Check for in6addr_loopback.
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dnl *
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AC_DEFUN([AC_DECL_IN6ADDR_LOOPBACK],
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[AC_REQUIRE([AC_STRUCT_IN6_ADDR])
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if test $ac_cv_struct_in6_addr = no; then
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ac_cv_decl_in6addr_loopback=no
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else
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AC_CACHE_CHECK(for in6addr_loopback declaration in netinet/in.h or ws2tcpip.h,
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ac_cv_decl_in6addr_loopback,
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[AC_COMPILE_IFELSE([AC_LANG_SOURCE([
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#include <sys/types.h>
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#ifdef ENABLE_WINSOCK2
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#include <ws2tcpip.h>
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#else
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#include <sys/socket.h>
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#include <netinet/in.h>
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#endif
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int
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testfunc()
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{
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unsigned char *address;
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address = (char *)&in6addr_loopback;
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}
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])], [ac_cv_decl_in6addr_loopback=yes], [ac_cv_decl_in6addr_loopback=no])])
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if test "$ac_cv_decl_in6addr_loopback" = yes; then
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AC_DEFINE(IN6ADDR_LOOPBACK_DECLARED, 1,
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[Define to 1 if `in6addr_loopback' is declared by <netinet/in.h>])
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fi
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fi])
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