File create_32bit-patterns_file.pl of Package patterns-sled

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File create_32bit-patterns_file.pl of Package patterns-sled

#!/usr/bin/perl

use strict;
use warnings;

my $verbose = 0;
my $pat_ext = "32bit";
my $product = "sles";

sub get_file {
	my $file_to_get = shift;
	my $content = "";

open FILE, "<$file_to_get" or return "\n";
		while (defined (my $line = <FILE>)) {
			next if ($line =~ m/^#/);
			$content .= $line;
		}
	close FILE;
	return $content;
}

sub print_usage {
	print "$0 [-v] [-h]\n";
	exit 0;
}

sub print_debug {
	my ($txt, $lvl) = @_;
	print (STDERR "DBG: ${txt}\n") if($verbose >= $lvl);
}

sub parse_line {
	my $to_parse = shift;
	my $tmp = "";
	if ($to_parse =~ /%include/) {
		# TBD
		print "%include at unexpected position, exiting\n";
		exit (1);
	}
	if ($to_parse =~ /Summary:/) {
		return "$to_parse\n";
	}
	# XXX simplify me
	if ($to_parse =~ /Recommends:\s*([^\s]*)\s*/) {
		$tmp = "$1";
		return "" if ($tmp =~ m/.*-64bit\s*$/);
		$tmp = "${tmp}-32bit" if($tmp !~ m/.*-32bit/);
		return "Recommends:     ${tmp}\n";
	}
	if ($to_parse =~ /Requires:\s*([^\s]*)\s*/) {
		$tmp = "$1";
		return "" if ($tmp =~ m/pattern()/);
		return "" if ($tmp =~ m/.*-64bit\s*$/);
		$tmp = "${tmp}-32bit" if($tmp !~ m/.*-32bit/);
		return "Recommends:     ${tmp}\n";
	}
	return "";
}

sub parse_main_file {
	my $main_file = shift;
	my $spec_file = "";
	my $cur_pattern = "";
	my $skip_it = 1;
	if(! open (MAIN_FILE, "<$main_file")) {
		print STDERR "${main_file} not found, exiting\n";
		exit 1;
	}
	while (defined (my $line = <MAIN_FILE>)) {
		chomp($line);
		next if ($line =~ m/^#/);
		if ($line =~ m/\%package/) {
			if(($line =~ m/32bit/) or
			   ($line =~ m/64bit/)
			  ) {
			    $skip_it = 1;
			} else {
			  if($skip_it==0) {
			      $spec_file .=  ""
					    ."Provides:       pattern() = ${product}-${cur_pattern}-32bit\n"
					    ."Group:          Metapackages\n"
					    ."Supplements:    packageand(patterns-${product}-${pat_ext}:patterns-${product}-${cur_pattern})\n"
					    ."\n"
					    ."%files ${cur_pattern}-32bit\n"
					    ."%defattr(-,root,root)\n"
					    ."%dir /usr/share/doc/packages/patterns-${product}\n"
					    ."\n"
					    ."%description ${cur_pattern}-${pat_ext}\n"
					    ."The ${pat_ext} pattern complementing ${cur_pattern}.\n"
					    ."#\n"
					    ."#-------------------------------------------------------------------\n"
					    ."#\n";
			  }
			  $skip_it = 0 ;
			  $line =~ m/package\s*([^\s]*)\s*/;
			  $cur_pattern = $1;
			  $spec_file .= "%package ${cur_pattern}-32bit\n";
			}
		}
		next if($skip_it == 1 );
		if ($line =~ /%include/) {
			my $file_to_check = ($line =~ m/%include.*?([^\/\s]*)$/)[0]; # beware the non-greedy '?'
			next if($file_to_check =~ m/32bit/);
			if( open TMP_FILE, "<$file_to_check") {
				print_debug(" Checking INCLUDE: $file_to_check", 2);
				while (defined (my $include_line = <TMP_FILE>)) {
					$spec_file .= parse_line($include_line);
				}
				close TMP_FILE;
			}
			next;
		}
		$spec_file .= parse_line($line);
	}
	# I hate this, but need a fast workaround
	$spec_file .=  "Provides:       pattern-invisible()\n"
		      ."Provides:       pattern() = ${product}-${cur_pattern}\n"
		      ."Group:          Metapackages\n"
		      ."Supplements:    packageand(patterns-${product}-${pat_ext}:patterns-${product}-${cur_pattern})\n"
		      ."\n"
		      ."%files ${cur_pattern}-32bit\n"
		      ."%defattr(-,root,root)\n"
		      ."%dir /usr/share/doc/packages/patterns-${product}\n"
		      ."\n"
		      ."%description ${cur_pattern}-${pat_ext}\n"
		      ."The ${pat_ext} pattern complementing ${cur_pattern}.\n"
		      ."\n";

close MAIN_FILE;

my $new_file = $spec_file;

return $new_file;
}

while ($ARGV[0] && $ARGV[0] =~ /^-/) {
	my $arg = shift;
	if ($arg =~ /-v/) {
		$verbose += 1;
	} elsif($arg =~ /-h/) {
		print_usage();
		exit();
	} elsif($arg =~ /-p/) {
		$product=shift;
	} elsif($arg =~ /-e/) {
		$pat_ext=shift;
	}
}

print_debug("product = ${product}\n     pat_ext=${pat_ext}\n", 1);
my $result = parse_main_file("patterns-${product}.spec");
print "${result}\n";
exit 0;

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File create_32bit-patterns_file.pl of Package patterns-sled

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