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#!/usr/bin/perl
#
# Sync the output file list between Makefiles
# Use the mkdep.pl parameters to get the filename syntax
#
# The first file is the source file; the other ones target.
#
%def_hints = ('object-ending' => '.o',
'path-separator' => '/',
'continuation' => "\\");
sub do_transform($$) {
my($l, $h) = @_;
my($ps) = $$h{'path-separator'};
$l =~ s/\x01/$$h{'object-ending'}/g;
$l =~ s/\x03/$$h{'continuation'}/g;
if ($ps eq '') {
# Remove the path separator and the preceeding directory
$l =~ s/[^\s\=]*\x02//g;
} else {
# Convert the path separator
$l =~ s/\x02/$ps/g;
}
return $l;
}
@file_list = ();
$first = 1;
$first_file = $ARGV[0];
die unless (defined($first_file));
foreach $file (@ARGV) {
open(FILE, "< $file\0") or die;
# First, read the syntax hints
%hints = %def_hints;
while (defined($line = <FILE>)) {
if ( $line =~ /^\s*\#\s*@([a-z0-9-]+):\s*\"([^\"]*)\"/ ) {
$hints{$1} = $2;
}
}
# Read and process the file
seek(FILE,0,0);
@lines = ();
$processing = 0;
while (defined($line = <FILE>)) {
chomp $line;
if ($processing) {
if ($line eq '#-- End File Lists --#') {
push(@lines, $line."\n");
$processing = 0;
} elsif ($first) {
my $xl = $line;
my $oe = "\Q$hints{'object-ending'}";
my $ps = "\Q$hints{'path-separator'}";
my $cn = "\Q$hints{'continuation'}";
$xl =~ s/${oe}(\s|$)/\x01$1/g;
$xl =~ s/${ps}/\x02/g;
$xl =~ s/${cn}$/\x03/;
push(@file_list, $xl);
push(@lines, $line);
}
} else {
push(@lines, $line."\n");
if ($line eq '#-- Begin File Lists --#') {
$processing = 1;
if (!$first) {
push(@lines, "# Edit in $first_file, not here!\n");
foreach $l (@file_list) {
push(@lines, do_transform($l, \%hints)."\n");
}
}
}
}
}
close(FILE);
# Write the file back out
if (!$first) {
open(FILE, "> $file\0") or die;
print FILE @lines;
close(FILE);
}
undef @lines;
$first = 0;
}
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