1dnl Copyright (c) 2000-2010, 2014-2017, 2020 Paul Mattes. 2dnl All rights reserved. 3dnl 4dnl Redistribution and use in source and binary forms, with or without 5dnl modification, are permitted provided that the following conditions 6dnl are met: 7dnl * Redistributions of source code must retain the above copyright 8dnl notice, this list of conditions and the following disclaimer. 9dnl * Redistributions in binary form must reproduce the above copyright 10dnl notice, this list of conditions and the following disclaimer in the 11dnl documentation and/or other materials provided with the distribution. 12dnl * Neither the name of Paul Mattes nor his contributors may be used 13dnl to endorse or promote products derived from this software without 14dnl specific prior written permission. 15dnl 16dnl THIS SOFTWARE IS PROVIDED BY PAUL MATTES "AS IS" AND ANY EXPRESS 17dnl OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18dnl WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19dnl DISCLAIMED. IN NO EVENT SHALL PAUL MATTES BE LIABLE FOR ANY DIRECT, 20dnl INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21dnl (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22dnl SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23dnl HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 24dnl STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 25dnl IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26dnl POSSIBILITY OF SUCH DAMAGE. 27 28dnl Process this file with autoconf to produce a configure script. 29AC_INIT(pr3287,4.0) 30AC_PREREQ(2.50) 31 32dnl Checks for programs. 33AC_PROG_INSTALL 34AC_PROG_CC 35 36dnl Figure out what sort of host and compiler this is. 37AC_CANONICAL_HOST 38ansi="-std=c99 -pedantic" 39case "$host_os" in 40*cygwin*) ansi="" 41 ;; 42solaris2*) CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__" 43 ;; 44darwin*) CCOPTIONS="$CCOPTIONS -no-cpp-precomp -Wno-deprecated-declarations" 45 ;; 46linux*) CPPFLAGS="$CPPFLAGS -D_BSD_SOURCE -D_DEFAULT_SOURCE -D_POSIX_SOURCE -D_XOPEN_SOURCE" 47 ;; 48esac 49if test "$GCC" = yes 50then # Add common gcc options, plus flags for dependency generation. 51 CCOPTIONS="$CCOPTIONS -Wall -Wsign-compare $ansi -Wno-variadic-macros -MMD -MP" 52fi 53AC_SUBST(host) 54AC_SUBST(CCOPTIONS) 55 56dnl Check for libraries. 57dnl Note that the order here is important. The last libraries should appear 58dnl first, so that objects in them can be used by subsequent libraries. 59AC_SEARCH_LIBS(gethostbyname, nsl) 60AC_SEARCH_LIBS(socket, socket) 61 62dnl Checks for header files. 63AC_CHECK_HEADERS(iconv.h) 64 65dnl Check for SSL header file. 66AC_ARG_WITH(ssl,[ --with-ssl=DIR specify OpenSSL install directory]) 67if test "$enable_tls" != no 68then orig_CPPFLAGS="$CPPFLAGS" 69 unset any 70 for dir in "$with_ssl" /usr/local /usr/local/ssl /usr/lib/ssl /usr/pkg/ssl /usr/ssl /var/ssl /opt/ssl 71 do header_fail=0 72 if test -n "$dir" -a ! -d "$dir/include" 73 then header_fail=1 74 continue 75 fi 76 if test -n "$any" 77 then AC_MSG_NOTICE(retrying with -I$dir/include) 78 fi 79 if test -n "$dir" 80 then CPPFLAGS="$orig_CPPFLAGS -I$dir/include" 81 fi 82 AC_CHECK_HEADERS(openssl/ssl.h, ,[header_fail=1]) 83 if test "$header_fail" -eq 0 84 then break 85 fi 86 unset `echo ac_cv_header_openssl/ssl_h | $as_tr_sh` 87 CPPFLAGS="$orig_CPPFLAGS" 88 any=1 89 done 90 if test $header_fail -eq 1 91 then AC_MSG_WARN(Disabling TLS) 92 enable_tls="no" 93 unset HAVE_LIBSSL 94 fi 95fi 96 97dnl Checks for library functions. 98AC_CHECK_FUNCS(vasprintf) 99 100dnl Set up the configuration directory. 101LIBX3270DIR='${sysconfdir}/x3270' 102AC_SUBST(LIBX3270DIR) 103 104dnl Check for unwanted parts. 105AC_ARG_ENABLE(dbcs,[ --disable-dbcs leave out DBCS support]) 106case "$enable_dbcs" in 107no) ;; 108*) AC_DEFINE(X3270_DBCS,1) 109 ;; 110esac 111AC_ARG_ENABLE(ipv6,[ --disable-ipv6 leave out IPv6 support]) 112case "$enable_ipv6" in 113""|yes) AC_DEFINE(X3270_IPV6,1) 114 ;; 115esac 116 117dnl Generate conf.h. 118AC_CONFIG_HEADER(conf.h) 119 120dnl Generate the Makefiles. 121AC_CONFIG_FILES(Makefile Makefile.obj) 122AC_OUTPUT 123