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#!/usr/bin/perl
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
use strict;
use warnings;
use File::Basename;
use Cwd qw (realpath getcwd);
use vars qw / $progname $variant @lines $srcdir $rootdir $perlver @copying $arch
$ver %names $crossver $clean $perlver $usedevel /;
$progname = basename($0);
# expect to find the perl source code with Debian packaging in pwd
$srcdir = getcwd();
$rootdir = '/usr/share/perl-cross-debian/';
$ver = &our_version();
%names = ( static => 1, debug => 2, shared => 3, native => 4 );
while( @ARGV ) {
$_= shift( @ARGV );
last if m/^--$/;
if (!/^-/) {
unshift(@ARGV,$_);
last;
} elsif (/^(-\?|-h|--help|--version)$/) {
&usageversion();
exit( 0 );
} elsif (/^(--rootdir)$/) {
$rootdir = shift;
$rootdir = `realpath $rootdir`;
chomp ($rootdir);
$rootdir .= '/';
} elsif (/^(--variant)$/) {
$variant = shift;
} elsif (/^(--clean)$/) {
$clean++;
} elsif (/^(--perlver)$/) {
$perlver = shift;
} elsif (/^(--usedevel)$/) {
$usedevel++;
} else {
die sprintf ("%s: Unknown option %s.\n", $progname, $_);
}
}
# sanity checks
if (not defined $clean) {
die sprintf("%s - Error: no variant specified!\n", $progname) if (not defined $variant);
die sprintf("%s - Error: unrecognised variant: '%s'!\n", $progname, $variant)
if (not defined $names{$variant});
}
die sprintf("%s needs to be run within dpkg-architecture -c !\n", $progname)
if (not defined $ENV{'DEB_HOST_GNU_TYPE'} or not defined $ENV{'DEB_BUILD_GNU_TYPE'});
die sprintf("%s - Error: nothing to do here, not a cross-build!\n", $progname)
if ($ENV{'DEB_HOST_GNU_TYPE'} eq $ENV{'DEB_BUILD_GNU_TYPE'});
$arch = $ENV{'DEB_HOST_GNU_TYPE'};
chomp ($arch);
if (not defined $perlver) {
die sprintf("%s: Cannot find ./debian/config.debian!", $progname)
if (not -f './debian/config.debian');
$perlver = `sh ./debian/config.debian --full-version`;
chomp ($perlver);
}
$rootdir .= "${arch}/${perlver}/";
die sprintf ("%s - %s does not exist!\n", $progname, $rootdir) if (not -d "${rootdir}");
$crossver = `dpkg-query -W -f '\${Version}\n' perl-base`;
chomp ($crossver);
$crossver =~ s/-.*$//;
if (($crossver ne $perlver) and (not defined $usedevel)) {
die sprintf("Version mismatch with installed perl interpreter: Installed: %s Cross: %s\n",
$crossver, $perlver);
}
if ($perlver =~ /^5.17/ and defined $usedevel) {
printf ("Copying in 3 generated header files for %s\n", $perlver) if (not defined $clean);
push @copying, 'mg_data.h';
push @copying, 'bitcount.h';
push @copying, 'uudmap.h';
}
if ($perlver =~ /^5.16/) {
printf ("Copying in 3 generated header files for %s\n", $perlver) if (not defined $clean);
push @copying, 'mg_data.h';
push @copying, 'bitcount.h';
push @copying, 'uudmap.h';
}
if ($perlver =~ /^5.14/) {
printf ("Copying in 2 generated header files for %s\n", $perlver) if (not defined $clean);
push @copying, 'bitcount.h';
push @copying, 'uudmap.h';
}
if (defined $clean) {
unlink ('Configure.cross', 'config.sh', 'config.h', 'xconfig.h');
unlink ('Cross/$(arch)/*.new');
system ("find lib -name .exists -o -name '*.so' -o -name '*.bs' -o -name '*.ld' | xargs rm -f");
unlink ("dist/IO/MYMETA.yml", "dist/IO/Makefile", "dist/IO/Makefile.old",
"lib/IO.pm", "lib/IO/Dir.pm", "lib/IO/File.pm", "lib/IO/Handle.pm",
"lib/IO/Pipe.pm", "lib/IO/Poll.pm", "lib/IO/Seekable.pm", "lib/IO/Select.pm",
"lib/IO/Socket.pm", "lib/IO/Socket/INET.pm", "lib/IO/Socket/UNIX.pm");
unlink (@copying);
exit (0);
}
if ((not defined $ENV{'DEB_BUILD_OPTIONS'} or $ENV{'DEB_BUILD_OPTIONS'} !~ /nocheck/)
and (not defined $usedevel)) {
die sprintf("\n\nCross builds must be called with DEB_BUILD_OPTIONS set to include 'nocheck'!\n\n");
}
# start the work
print "Copy in pre-produced config files for ${perlver} from ${rootdir}, variant $variant\n";
open(USR_H, "${rootdir}config.h.${variant}") or die ($!);
@lines=<USR_H>;
close (USR_H);
open(CFG, ">config.h") or die ($!);
print CFG @lines;
close (CFG);
open(CFG, ">xconfig.h") or die ($!);
print CFG @lines;
close (CFG);
open(USR_SH, "${rootdir}config.sh.${variant}") or die ($!);
@lines=<USR_SH>;
close (USR_SH);
my @out=();
foreach my $line (@lines) {
$line =~ s:PERL_BUILD_DIR:${srcdir}:g;
push @out, $line;
}
open(CFG, ">config.sh") or die ($!);
print CFG @out;
close (CFG);
foreach my $file (@copying) {
open (CPY, "${rootdir}$file") or die ($!);
my @cpy=<CPY>;
close (CPY);
open (GEN, ">$file") or die;
print GEN @cpy;
close (GEN);
}
print "Use pre-produced config files to make the Makefiles......\n";
if (defined $usedevel) {
my $line = "-des -Dusedevel -Dusecrosscompile ";
$line .= " -Dcc=arm-linux-gnueabi-gcc";
system ("./Configure $line 2>&1 | tee ../upstream-native.log");
system ("cp -v host/miniperl miniperl");
system ("make");
} else {
open (CON, "${rootdir}../../Configure.cross") or die ($!);
my @conf=<CON>;
close (CON);
open (CRS, ">Configure.cross") or die ($!);
print CRS @conf;
close (CRS);
system ("sh ./Configure.cross");
system ("/usr/bin/perl -Ilib make_patchnum.pl");
}
sub usageversion {
warn sprintf ("
%s version %s
Usage:
%s --variant STR [--rootdir DIR]
%s --clean
%s -?|-h|--help|--version
Command:
--variant STRING - name of the current perl build variant (static, debug, shared)
--clean - runs the clean target and exits zero.
Options:
--rootdir DIR - debug support for testing with unreleased config files.
", $progname, $ver, $progname, $progname, $progname);
}
sub our_version {
my $query = `dpkg-query -W -f='\${Version}' perl-cross-debian 2>/dev/null`;
($query ne "") ? return $query : return "0.0.1";
}
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