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#!/usr/bin/perl
# autoconf wrapper (for Unix)/alternative (for Windows)
#
# <@LICENSE>
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to you under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# </@LICENSE>
use strict;
use warnings;
use Config;
use File::Copy;
use File::Spec::Functions qw(:ALL);
use Cwd qw(chdir);
use constant RUNNING_ON_NATIVE_WINDOWS => ($^O =~ /^(mswin|dos|os2)/i);
# Some nicer error messages.
$SIG{__DIE__} = sub {
die join(': ', $0, @_);
};
# Build our argument list to call the real configure script later.
our @args = (q{./configure});
our %args;
foreach (@ARGV) {
if (/^--([^=]+?)=["']?(.*?)["']?$/) {
$args{$1} = $2;
push(@args, $_);
}
elsif (/^([^=]+?)=["']?(.*?)["']?$/) {
$ENV{$1} = $2;
}
}
# Change to the dir this file is in.
my $srcdir;
$srcdir = canonpath(catpath((splitpath($0))[0..1])) || curdir();
if ($srcdir ne curdir()) {
print "cd $srcdir\n";
chdir($srcdir) || die "Can't cd to `$srcdir': $!";
}
# Create version.h platform independently.
print join(' ', $Config{'perlpath'}, "version.h.pl") . "\n";
{
# Do the same thing as for the preprocessor below.
package version_h;
my $Z = $0;
local $0 = "version.h.pl";
local @ARGV = ();
# Got to check for defined because the script returns shell error level!
unless (defined do $0) {
$0 = $Z;
die $@ ? $@ : "Can't exec `version.h.pl': $!";
}
}
# On everything but native Windows (!= cygwin) we use autoconf.
unless (RUNNING_ON_NATIVE_WINDOWS)
{
print join(' ', @args) . "\n";
exec @args;
exit 127;
}
# For Windows we've got our own little autoconf :)
else
{
# These are the defaults for the Makefile.
my %env = (
CC => 'cl',
WINCFLAGS => '/DWIN32 /W4',
SSLCFLAGS => '/DSPAMC_SSL',
SRCDIR => $srcdir,
WINLIBS => 'ws2_32.lib',
SSLLIBS => 'ssleay32.lib libeay32.lib',
SPAMC_FILES => join(' ', 'spamc.c',catfile('replace', 'getopt.c')),
LIBSPAMC_FILES => 'libspamc.c utils.c',
);
# Enable SSL only if requested.
if ($args{'enable-ssl'} and $args{'enable-ssl'} ne 'yes') {
delete $env{SSLCFLAGS};
delete $env{SSLLIBS};
}
# Set every unset var in env to it's default value so the preprocessor
# gets it later on.
foreach (keys %env) {
$ENV{$_} = $env{$_} unless $ENV{$_};
}
# Now do the real work...
print "copy config.h.win config.h\n";
copy(q{config.h.win}, q{config.h}) || die "Can't copy `config.h.win' to `config.h': $!";
print "copy spamc.h.win spamc.h\n";
copy(q{spamc.h.win}, q{spamc.h}) || die "Can't copy `spamc.h.win' to `spamc.h': $!";
# We'll use our preprocessor for variable replacement in the Makefile.
# Note that variables are enclosed by *two* @s while autoconf uses only
# one.
@args = (
catfile(updir(), 'build', 'preprocessor'),
q{-Mvars},
q{-iMakefile.win},
q{-oMakefile}
);
print join(' ', $Config{'perlpath'}, @args) . "\n";
{
# We now call the preprocessor in its own namespace (so it doesn't
# clobber the main namespace. Feed its ARGV and do some zeroth-argument
# tricks to get nicer error messages.
package preprocessor;
my $Z = $0;
$0 = $::args[0];
@ARGV = @::args[1 .. 3];
# Got to check for defined because the script returns shell error level!
unless (defined do $0) {
$0 = $Z;
die $@ ? $@ : "Can't exec `$::args[0]': $!";
}
}
if ($srcdir ne curdir()) {
print "cd " . updir() . "\n" for splitdir($srcdir);
}
} #* RUNNING_ON_NATIVE_WINDOWS *#
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