# $Id: Makefile.PL,v 1.1.1.1 2003/03/14 14:31:59 m_ilya Exp $
use 5.005;
use ExtUtils::MakeMaker;
use Config;
use Symbol;
use File::Spec;
$|=0;
my %config;
# maybe i am doing something wrong here, but on my system parse_fh()
# refuses to work correctly with libxml2 versions below 2.4.25 :|
# (without even a code change at that level)
# someone else should run tests with this package, since i can't
# trigger this problem.
my ( $lib_major, $lib_minor, $lib_patch ) = (2, 4, 20);
# uncomment for release?
# my ( $lib_major, $lib_minor, $lib_patch ) = (2, 4, 25);
while($_ = shift) {
my ($key, $val) = split(/=/, $_, 2);
$config{$key} = $val;
}
my $DEBUG = delete $config{DEBUG};
# $config{DEFINE} .= " -DXS_WARNINGS";
if ( $] >= 5.006 ) {
warn "enable native perl UTF8\n";
$config{DEFINE} .= " -DHAVE_UTF8";
}
# get libs and inc from gnome-config
unless ( $is_Win32 ) {
eval {
my $xml2cfg = "xml2-config";
if ( defined $ENV{XMLPREFIX} ) {
$xml2cfg = $ENV{XMLPREFIX} . '/bin/' . $xml2cfg;
}
print "running xml2-config... ";
my $ver = backtick("$xml2cfg --version");
my ($major, $minor, $point) = $ver =~ /(\d+).(\d+)\.(\d+)/g;
die "VERSION $major.$minor.$point" unless $major > $lib_major
|| ($major == $lib_major && $minor > $lib_minor)
|| ($major == $lib_major && $minor == $lib_minor && $point >= $lib_patch);
$config{LIBS} ||= backtick("$xml2cfg --libs");
$config{INC} ||= backtick("$xml2cfg --cflags");
print "ok\n";
};
if ($@) {
print "failed\n";
if ($@ =~ /^VERSION/) {
die "XML::LibXML needs libxml2 version $lib_major.$lib_minor.$lib_patch or higher (found $@)\n";
}
warn "*** ", $@ if $DEBUG;
warn "using fallback values for LIBS and INC\n";
# backtick fails if gnome-config didn't exist...
$config{LIBS} = '-L/usr/local/lib -L/usr/lib -lxml2 -lz -lm';
$config{INC} = '-I/usr/local/include -I/usr/include';
print <<OPT;
options:
LIBS='$config{LIBS}'
INC='$config{INC}'
If this is wrong, Re-run as:
\$ $^X Makefile.PL LIBS='-L/path/to/lib' INC='-I/path/to/include'
OPT
}
# test for libgdome
my ( $g_major, $g_minor, $g_patch ) = (0, 7, 3);
eval {
print "running gdome-config...";
my $ver = backtick("gdome-config --version");
($major, $minor, $point) = $ver =~ /(\d+).(\d+)\.(\d+)/g;
die "VERSION " unless $major > $g_major
|| ($major == $g_major && $minor > $g_minor)
|| ($major == $g_major && $minor == $g_minor && $point >= $g_patch) ;
print "ok\n";
print "make use of GDOME support\n";
print "NOTE: You will still have to install XML::GDOME to make\n";
print " use of this feature\n";
$config{LIBS} = backtick("gdome-config --libs");
$config{INC} = backtick("gdome-config --cflags");
$config{DEFINE} .= " -DXML_LIBXML_GDOME_SUPPORT";
};
if ($@) {
print "failed\n";
print "GDOME support is optional and is not required for running\n";
print "this package\n";
}
}
if ($config{LIBS} !~ /\-lxml2\b/) {
# in this case we are not able to run xml2-config. therefore we need to
# expand the libz as well.
$config{LIBS} .= $is_Win32 ? ' -llibxml2 -lzlib' : ' -lxml2 -lz';
}
if ($config{LIBS} !~ /\-lz\b/) {
# note if libxml2 has not -lz within its cflags, we should not use
# it! We should trust libxml2 and assume libz is not available on the
# current system (this is ofcourse not true with win32 systems.
# $config{LIBS} .= $is_Win32 ? ' -lzlib' :' -lz';
if ( $config{DEBUG} ) {
warn "zlib was not configured\n";
warn "set zlib\n" if $is_Win32;
}
$config{LIBS} .= $is_Win32 ? ' -lzlib' :'';
}
if ($config{LIBS} !~ /\-lm\b/) {
$config{LIBS} .= $is_Win32 ? '' :' -lm';
}
if ( $config{DEBUG} ) {
warn "win32 compile\n" if $is_Win32;
}
unless (have_library("xml2") or have_library("libxml2")) {
die <<DEATH;
libxml2 not found
Try setting LIBS and INC values on the command line
Or get libxml2 from
http://xmlsoft.org/
If you install via RPMs, make sure you also install the -devel
RPMs, as this is where the headers (.h files) are.
DEATH
}
WriteMakefile( NAME => 'XML::LibXML::XPathContext',
VERSION_FROM => 'XPathContext.pm',
PREREQ_PM => { 'XML::LibXML' => 1.51 },
# add the DOM extensions to libxml2
'OBJECT' => '$(O_FILES)',
%config,
);
sub MY::libscan {
package MY;
my $self = shift;
my $path = shift;
# ignore backup files
return undef if $path =~ /~/;
return $self->SUPER::libscan($path);
}
###################################################################
# Functions
# - these should really be in MakeMaker... But &shrug;
###################################################################
use Config;
use Cwd;
use Symbol;
use File::Spec;
use vars qw/$DEVNULL $is_Win32/;
BEGIN {
$is_Win32 = ($^O =~ /Win32/);
if ($is_Win32) {
$DEVNULL = 'DEVNULL';
}
else {
$DEVNULL = eval { File::Spec->devnull };
if ($@) { $DEVNULL = '/dev/null' }
}
}
sub rm_f {
my @files = @_;
my @realfiles;
foreach (@files) {
push @realfiles, glob($_);
}
if (@realfiles) {
chmod(0777, @realfiles);
unlink(@realfiles);
}
}
sub rm_fr {
my @files = @_;
my @realfiles;
foreach (@files) {
push @realfiles, glob($_);
}
foreach my $file (@realfiles) {
if (-d $file) {
# warn("$file is a directory\n");
rm_fr("$file/*");
rm_fr("$file/.exists");
rmdir($file) || die "Couldn't remove $file: $!";
}
else {
# warn("removing $file\n");
chmod(0777, $file);
unlink($file);
}
}
}
sub xsystem {
my $command = shift;
if ($DEBUG) {
print $command, "\n";
if (system($command) != 0) {
die "system call to '$command' failed";
}
return 1;
}
open(OLDOUT, ">&STDOUT");
open(OLDERR, ">&STDERR");
open(STDOUT, ">$DEVNULL");
open(STDERR, ">$DEVNULL");
my $retval = system($command);
open(STDOUT, ">&OLDOUT");
open(STDERR, ">&OLDERR");
if ($retval != 0) {
die "system call to '$command' failed";
}
return 1;
}
sub backtick {
my $command = shift;
if ($DEBUG) {
print $command, "\n";
my $results = `$command`;
chomp $results;
if ($? != 0) {
die "backticks call to '$command' failed";
}
return $results;
}
open(OLDOUT, ">&STDOUT");
open(OLDERR, ">&STDERR");
open(STDOUT, ">$DEVNULL");
open(STDERR, ">$DEVNULL");
my $results = `$command`;
my $retval = $?;
open(STDOUT, ">&OLDOUT");
open(STDERR, ">&OLDERR");
if ($retval != 0) {
die "backticks call to '$command' failed";
}
chomp $results;
return $results;
}
sub try_link0 {
my ($src, $opt) = @_;
my $cfile = gensym();
# local $config{LIBS};
# $config{LIBS} .= $opt;
unless (mkdir(".testlink", 0777)) {
rm_fr(".testlink");
mkdir(".testlink", 0777) || die "Cannot create .testlink dir: $!";
}
chdir(".testlink");
open($cfile, ">Conftest.xs") || die "Cannot write to file Conftest.xs: $!";
print $cfile <<EOT;
#ifdef __cplusplus
extern "C" {
#endif
#include <EXTERN.h>
#include <perl.h>
#include <XSUB.h>
#ifdef __cplusplus
}
#endif
EOT
print $cfile $src;
print $cfile <<EOT;
MODULE = Conftest PACKAGE = Conftest
PROTOTYPES: DISABLE
EOT
close($cfile);
open($cfile, ">Conftest.pm") || die "Cannot write to file Conftest.pm: $!";
print $cfile <<'EOT';
package Conftest;
$VERSION = 1.0;
require DynaLoader;
@ISA = ('DynaLoader');
bootstrap Conftest $VERSION;
1;
EOT
close($cfile);
open($cfile, ">Makefile.PL") || die "Cannot write to file Makefile.PL: $!";
print $cfile <<'EOT';
use ExtUtils::MakeMaker;
my %config;
while($_ = shift @ARGV) {
my ($k, $v) = split /=/, $_, 2;
warn("$k = $v\n");
$config{$k} = $v;
}
WriteMakefile(NAME => "Conftest", VERSION_FROM => "Conftest.pm", %config);
EOT
close($cfile);
open($cfile, ">test.pl") || die "Cannot write to file test.pl: $!";
print $cfile <<EOT;
use Test; BEGIN { plan tests => 1; } END { ok(\$loaded) }
use Conftest; \$loaded++;
EOT
close($cfile);
my $quote = $is_Win32 ? '"' : "'";
xsystem("$^X Makefile.PL " . join(' ', map { "${quote}$_=$config{$_}${quote}" } keys %config));
# I am not shure if OTHERLDFLAGS is really required - at least the
# libraries to include do not belong here!
# I would assume a user to set OTHERLDFLAGS in the %config if they are
# really required. if done so, we don't have to pass them here ...
xsystem("$Config{make} test ${quote}OTHERLDFLAGS=${opt}${quote}");
} # end try_link0
sub try_link {
my $start_dir = cwd();
my $result = eval {
try_link0(@_);
};
warn $@ if $DEBUG && $@;
chdir($start_dir);
rm_fr(".testlink");
return $result;
}
sub have_library {
my ($lib, $func) = (@_, "blank");
printf("checking for %s() in -l%s... ", $func, $lib) if $func ne "blank";
printf("looking for -l%s... ", $lib) if $func eq "blank";
my $result;
if ($func) {
my $libs = $is_Win32 ? " $lib.lib " : "-l$lib";
# my $libs = "-l$lib";
if ($is_Win32) {
$result = try_link(<<"SRC", undef);
#include <windows.h>
#include <winsock.h>
blank() { return 0; }
int t() { ${func}(); return 0; }
SRC
unless ($result) {
$result = try_link(<<"SRC", undef);
#include <windows.h>
#include <winsock.h>
blank() { return 0; }
int t() { void ((*p)()); p = (void ((*)()))${func}; return 0; }
SRC
}
}
else {
$result = try_link(<<"SRC", undef);
blank() { return 0; }
int t() { ${func}(); return 0; }
SRC
}
}
unless ($result) {
print "no\n";
return 0;
}
if ($func ne "main") {
$config{DEFINE} .= uc(" -Dhave_$func");
}
print "yes\n";
return 1;
}