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dnl Copyright (C) 2000-2016 Hajimu UMEMOTO <ume@mahoroba.org>.
dnl All rights reserved.
dnl
dnl Redistribution and use in source and binary forms, with or without
dnl modification, are permitted provided that the following conditions
dnl are met:
dnl 1. Redistributions of source code must retain the above copyright
dnl notice, this list of conditions and the following disclaimer.
dnl 2. Redistributions in binary form must reproduce the above copyright
dnl notice, this list of conditions and the following disclaimer in the
dnl documentation and/or other materials provided with the distribution.
dnl 3. Neither the name of the project nor the names of its contributors
dnl may be used to endorse or promote products derived from this software
dnl without specific prior written permission.
dnl
dnl THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
dnl ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
dnl IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
dnl ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
dnl FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
dnl DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
dnl OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
dnl HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
dnl LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
dnl OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
dnl SUCH DAMAGE.
dnl $Id: aclocal.m4 682 2016-07-11 05:44:06Z ume $
dnl SOCKET6_CHECK_PL_SV_UNDEF(VALUE-IF-FOUND , VALUE-IF-NOT-FOUND
dnl [, PERL-PATH])
AC_DEFUN([SOCKET6_CHECK_PL_SV_UNDEF], [
AC_MSG_CHECKING([whether your Perl5 have PL_sv_undef])
AC_CACHE_VAL(socket6_cv_pl_sv_undef,[
rm -rf conftest
mkdir conftest
cd conftest
cat >Makefile.PL <<EOF
use ExtUtils::MakeMaker;
WriteMakefile(
NAME => 'conftest',
VERSION_FROM => 'conftest.pm',
XSPROTOARG => '-noprototypes',
);
EOF
cat > conftest.pm <<EOF
package conftest;
use vars qw(\$VERSION);
\$VERSION = "0.0";
EOF
cat > conftest.xs <<EOF
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
MODULE = conftest PACKAGE = conftest
void
conftest()
CODE:
ST(0) = &PL_sv_undef;
EOF
ifelse([$3], , socket6_cv_perl_path='perl', socket6_cv_perl_path=$3)
if { (eval $socket6_cv_perl_path Makefile.PL) 2>&5 >/dev/null; (eval make) 2>&5 >/dev/null; }; then
socket6_cv_pl_sv_undef='yes'
else
socket6_cv_pl_sv_undef='no'
fi
cd ..
rm -rf conftest
])
if test $socket6_cv_pl_sv_undef = 'yes'; then
AC_MSG_RESULT(yes)
ifelse([$1], , :, [$1])
else
AC_MSG_RESULT(no)
ifelse([$2], , :, [$2])
fi
])
dnl IPv6_CHECK_SIN6_SCOPE_ID(VALUE-IF-FOUND , VALUE-IF-NOT-FOUND)
AC_DEFUN([IPv6_CHECK_SIN6_SCOPE_ID], [
AC_MSG_CHECKING([whether you have sin6_scope_id in struct sockaddr_in6])
AC_CACHE_VAL(ipv6_cv_sin6_scope_id, [dnl
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>],
[struct sockaddr_in6 sin6; int i = sin6.sin6_scope_id;],
[ipv6_cv_sin6_scope_id=yes], [ipv6_cv_sin6_scope_id=no])])dnl
if test $ipv6_cv_sin6_scope_id = yes; then
ifelse([$1], , AC_DEFINE(HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID,[1],[Do we have a sin6_scope_id in struct sockaddr_in6?]), [$1])
else
ifelse([$2], , :, [$2])
fi
AC_MSG_RESULT($ipv6_cv_sin6_scope_id)])
dnl
dnl whether you have sa_len in struct sockaddr
AC_DEFUN([IPv6_CHECK_SA_LEN], [
AC_MSG_CHECKING([whether you have sa_len in struct sockaddr])
AC_CACHE_VAL(ipv6_cv_sa_len, [dnl
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>],
[struct sockaddr sa; int i = sa.sa_len;],
[ipv6_cv_sa_len=yes], [ipv6_cv_sa_len=no])])dnl
if test $ipv6_cv_sa_len = yes; then
ifelse([$1], , AC_DEFINE(HAVE_SOCKADDR_SA_LEN,[1],[Does sockaddr have an sa_len?]), [$1])
else
ifelse([$2], , :, [$2])
fi
AC_MSG_RESULT($ipv6_cv_sa_len)])
dnl
dnl See whether we can use IPv6 related functions
AC_DEFUN([IPv6_CHECK_FUNC], [
AH_TEMPLATE(AS_TR_CPP(HAVE_$1), [Define to 1 if you have the `]$1[' function.])
AC_CHECK_FUNC($1, [dnl
ac_cv_lib_socket_$1=no
ac_cv_lib_inet6_$1=no
], [dnl
AC_CHECK_LIB(socket, $1, [dnl
LIBS="$LIBS -lsocket -lnsl"
ac_cv_lib_inet6_$1=no
], [dnl
AC_MSG_CHECKING([whether your system has IPv6 directory])
AC_CACHE_VAL(ipv6_cv_dir, [dnl
for ipv6_cv_dir in /usr/local/v6 /usr/inet6 no; do
if test $ipv6_cv_dir = no -o -d $ipv6_cv_dir; then
break
fi
done])dnl
AC_MSG_RESULT($ipv6_cv_dir)
if test $ipv6_cv_dir = no; then
ac_cv_lib_inet6_$1=no
else
if test x$ipv6_libinet6 = x; then
ipv6_libinet6=no
SAVELDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -L$ipv6_cv_dir/lib"
fi
AC_CHECK_LIB(inet6, $1, [dnl
if test $ipv6_libinet6 = no; then
ipv6_libinet6=yes
LIBS="$LIBS -linet6"
fi],)dnl
if test $ipv6_libinet6 = no; then
LDFLAGS="$SAVELDFLAGS"
fi
fi])dnl
])dnl
ipv6_cv_$1=no
if test $ac_cv_func_$1 = yes -o $ac_cv_lib_socket_$1 = yes \
-o $ac_cv_lib_inet6_$1 = yes
then
ipv6_cv_$1=yes
fi
if test $ipv6_cv_$1 = no; then
if test $1 = getaddrinfo; then
for ipv6_cv_pfx in o n; do
AC_EGREP_HEADER(${ipv6_cv_pfx}$1, netdb.h,
[AC_CHECK_FUNC(${ipv6_cv_pfx}$1)])
if eval test X\$ac_cv_func_${ipv6_cv_pfx}$1 = Xyes; then
ipv6_cv_$1=yes
break
fi
done
fi
fi
if test $ipv6_cv_$1 = yes; then
AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_$1))
ifelse([$2], , :, [$2])
else
ifelse([$3], , :, [$3])
fi])
dnl
dnl See whether sys/socket.h has socklen_t
AC_DEFUN([IPv6_CHECK_SOCKLEN_T], [
AC_MSG_CHECKING(for socklen_t)
AC_CACHE_VAL(ipv6_cv_socklen_t, [dnl
AC_TRY_LINK([#include <sys/types.h>
#include <sys/socket.h>],
[socklen_t len = 0;],
[ipv6_cv_socklen_t=yes], [ipv6_cv_socklen_t=no])])dnl
if test $ipv6_cv_socklen_t = yes; then
ifelse([$1], , AC_DEFINE(HAVE_SOCKLEN_T,[1],[Do we have a socklen_t?]), [$1])
else
ifelse([$2], , :, [$2])
fi
AC_MSG_RESULT($ipv6_cv_socklen_t)])
dnl
dnl Check if darwin inet_ntop is broken
AC_DEFUN([IPv6_CHECK_INET_NTOP], [
AC_MSG_CHECKING(for working inet_ntop)
AC_CACHE_VAL(ipv6_cv_can_inet_ntop, [dnl
AC_RUN_IFELSE([AC_LANG_SOURCE[
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
int
main() {
static struct in6_addr addr;
static char str[INET6_ADDRSTRLEN];
addr.s6_addr[15] = 0x21;
inet_ntop(AF_INET6, &addr, str, sizeof(str));
if (strcmp(str, "::21") && strcmp(str, "::0.0.0.33"))
exit(1);
}
]], [ipv6_cv_can_inet_ntop=yes], [ipv6_cv_can_inet_ntop=no])])dnl
dnl
if test $ipv6_cv_can_inet_ntop = yes; then
ifelse([$1], , AC_DEFINE(CAN_INET_NTOP,[1],[Do we have a working inet_ntop?]), [$1])
else
ifelse([$2], , :, [$2])
fi
AC_MSG_RESULT($ipv6_cv_can_inet_ntop)])
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