#!/usr/bin/perl
# -*- perl -*-
my $version_banner = <<END;
includeres 2.04
Copyright (c) Reuben Thomas 2012-2019.
Copyright (c) Angus J. C. Duggan 1991-1997.
END
# This program is distributed under the following license (effectively, BSD
# 3-clause):
#
# It may be copied and used for any purpose (including distribution as part of
# a for-profit product), provided:
#
# 1) The original attribution of the program is clearly displayed in the product
#    and/or documentation, even if the program is modified and/or renamed as
#    part of the product.
#
# 2) The original source code of the program is provided free of charge (except
#    for reasonable distribution costs). For a definition of reasonable
#    distribution costs, see the Gnu General Public License or Larry Wall's
#    Artistic License (provided with the Perl 4 kit). The GPL and Artistic
#    License in NO WAY affect this license; they are merely used as examples of
#    the spirit in which it is intended.
#
# 3) This program is provided "as-is". No warranty or guarantee of their
#    fitness for any particular task is provided. Use of this program is
#    completely at your own risk.
#
# Basically, I don't mind how you use the program so long as you acknowledge
# the author, and give people the originals if they want them.
#
#                                                                 AJCD 4/4/95

use v5.10;
use strict;
use warnings;

BEGIN
{
# Relocatable header

if ("no" eq "yes") {
  my $exec_prefix = "/usr";
  my $orig_installdir = "/usr/bin"; # see Makefile.am's *_SCRIPTS variables
  my ($orig_installprefix, $curr_installprefix) = find_prefixes($orig_installdir, find_curr_installdir());
  sub relocate { # the subroutine is defined whether or not the enclosing block is executed
    my ($dir) = @_;
    if ("no" eq "yes") {
      $dir =~ s%^$orig_installprefix/%$curr_installprefix/%;
      $dir =~ s,/$,,;
    }
    return $dir;
  }
}

# Relocate the directory variables that we use.
my $pkgdatadir = &relocate("/usr/share/psutils");

# End of relocatable header; "real" Perl starts here.

  unshift (@INC, '/usr/share/psutils') unless $ENV{PSUTILS_UNINSTALLED};
}

use File::Basename;
use Getopt::Long;

use PSUtils;

our $program_name = basename($0);
my ($help_flag, $version_flag);

sub usage {
  my ($exit_code) = @_;
  print STDERR <<END;
Usage: $program_name [OPTION...] [INFILE [OUTFILE]]
Include resources in a PostScript document.

      --help           display this help and exit
      --version        display version information and exit
END
  exit $exit_code;
}

# Get arguments
Getopt::Long::Configure("bundling");
# Having configured bundling, must give short option names explicitly
my $opts = GetOptions(
  "help" => \$help_flag,
  "version" => \$version_flag,
 ) or usage(1);
if ($version_flag) {
  print STDERR $version_banner;
  exit 0;
}
usage(0) if $help_flag;
usage(1) if $#ARGV > 1;

my ($infile, $outfile) = setup_input_and_output();
usage(1) if $#ARGV != -1; # Check no more arguments were given

# Include resources
while (<$infile>) {
  if (/^%%Include(Resource|Font|ProcSet):/) {
    my ($comment, @res) = split(/\s+/);
    my $type = shift(@res);
    my $name = filename(@res);
    if (open(RES, $name) || open(RES, $name . extn($type))) {
      print $outfile do { local $/; <RES> };
      close(RES);
    } else {
      say $outfile "%%IncludeResource: ", join(" ", $type, @res);
      Warn("resource `$name' not found");
    }
  } else {
    print $outfile $_;
  }
}

1; # exit with a true value (value of previous statement may be false)