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|
#!/usr/bin/env perl
use strict;
$^W=1;
# Copyright (C) 2008, 2011, 2012 Heiko Oberdiek
#
# 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
#
# This file is part of PDFAnnotExtractor. See README.
my $name = 'PDFAnnotExtractor';
my $program = "\L$name\E";
my $file = "$program.pl";
my $version = "0.1l";
my $date = "2012/04/18";
my $author = "Heiko Oberdiek";
my $copyright = "Copyright (c) 2008, 2011, 2012 by $author.";
# History:
# 2008/10/01 v0.1i: First version of the wrapper script.
# 2012/04/18 v0.1l: Option --version added.
my $title = "$name $version, $date - $copyright\n";
my $usage = <<"END_OF_USAGE";
${title}Syntax: $program [options] <PDF files[.pdf]>
Options:
--help print usage
--version print version number
--debug debug informations
END_OF_USAGE
my $help = 0;
my $debug = 0;
my $opt_version = 0;
use Getopt::Long;
GetOptions(
'debug!' => \$debug,
'help!' => \$help,
'version!' => \$opt_version,
) or die $usage;
!$help or die $usage;
if ($opt_version) {
print "$name $date v$version\n";
exit(0);
}
(@ARGV >= 1 or die $usage);
print $title;
my $error = '!!! Error:';
my $pdfbox = 'PDFBox';
my $prg_kpsewhich = 'kpsewhich';
my $prg_java = 'java';
my %prg;
my $jar_pax = 'pax.jar';
my $main_class = 'pax.PDFAnnotExtractor';
my $jar_pdfbox = 'pdfbox.jar';
my @jar_pdfbox = qw[
pdfbox.jar
PDFBox.jar
pdfbox-0.7.3.jar
PDFBox-0.7.3.jar
pdfbox-0.7.2.jar
PDFBox-0.7.2.jar
];
my @dir_jar = qw[
/usr/share/java
/usr/local/share/java
];
my $path_jar_pax = '';
my $path_jar_pdfbox = '';
my $classpath = defined $ENV{'CLASSPATH'} ? $ENV{'CLASSPATH'} : '';
debug('CLASSPATH', $classpath);
my $pdfbox_in_classpath = $classpath =~ /PDFBox/ ? 1 : 0;
my $is_win = 0;
$is_win = 1 if $^O =~ /^MSWin(32|64)/i
or $^O =~ /^dos/i
or $^O =~ /^os2/i;
debug('is_win', $is_win);
use File::Which;
sub debug ($$) {
my $key = shift;
my $value = shift;
print "* $key: [$value]\n" if $debug;
}
sub check_prg ($$) {
my $prg = shift;
my $die = shift;
return 1 if $prg{$prg};
my $path = which($prg);
if ($path) {
$prg{$prg} = $path;
debug "Which $prg", $path;
return 1;
}
debug "Which $prg", '<not found>';
if ($die) {
die "$error Cannot find program `$prg'!\n";
}
return 0;
}
sub find_jar ($) {
my $jar_name = shift;
check_prg $prg_kpsewhich, 1;
my $cmd = "kpsewhich"
. " --progname $program"
. " --format texmfscripts"
. " $jar_name";
debug 'Backticks', $cmd;
my $path = `$cmd`;
if ($? == 0) {
chomp $path;
debug 'Exit code', '0/success';
debug $jar_name, $path;
return $path;
}
if ($? == -1) {
die "!!! Error: Cannot execute `$prg_kpsewhich' ($!)!\n";
}
if ($? & 127) {
die "!!! Error: `$prg_kpsewhich' died with signal " . ($? & 127)
. (($? & 128) ? ' with coredump' : '') . "!\n";
}
debug 'Exit code', ($? >> 8);
return '';
}
sub find_jar_pax () {
return if $path_jar_pax;
foreach my $dir (@dir_jar) {
my $path = "$dir/$jar_pax";
if (-f $path) {
$path_jar_pax = $path;
debug $jar_pax, $path_jar_pax;
return;
}
}
$path_jar_pax = find_jar $jar_pax;
if (!$path_jar_pax) {
die "$error Cannot find `$jar_pax'!\n";
}
}
sub launch_pax () {
check_prg $prg_java, 1;
my @cmd = ($prg_java);
push @cmd, '-cp';
push @cmd, $path_jar_pax;
push @cmd, 'pax.PDFAnnotExtractor';
push @cmd, @ARGV;
debug 'System', "@cmd";
system @cmd;
if ($? == 0) {
debug 'Result', 'ok';
return 0;
}
if ($? == -1) {
die "$error Cannot execute `$prg_java' ($!)!\n";
}
if ($? & 127) {
die "$error `$prg_java' died with signal " . ($? & 127)
. (($? & 128) ? ' with coredump' : '') . "!\n";
}
my $exit_code = $? >> 8;
debug 'Exit code', $exit_code;
return $exit_code;
}
# main program
my $ret = 0;
find_jar_pax;
exit launch_pax;
__END__
|
