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#!/usr/bin/perl -w
use strict;
my %depends;
my %tokenpath;
sub getdepends ($$)
{
my ($token, $path, $intoken);
$token = shift || return;
$token =~ s/CONFIG_//;
$path = shift || return;
#print "opening $path/config.in\n";
# print "token is $token\n";
open( FILE, "< $path/config.in" ) || return;
$intoken = 0;
while( <FILE> ) {
if( $intoken == 1 ) {
/depends\S*(.*)/ && return $1;
if( /\S*(config|menu)/ ) {
$intoken = 0;
return;
}
} else {
/$token/ || next;
$intoken = 1;
}
/$token/ || next;
}
close( FILE );
return;
}
sub makedepends ($$)
{
my ($depends, $tokenpath, $token, $depword, $mustbesep, $state);
$depends = shift || return;
$tokenpath = shift || return;
$mustbesep = 0;
for $token (keys %$depends){
print ${$tokenpath}{$token} . " : ";
for (split(/\s+/, ${$depends}{$token})){
/^\s+$/ && next;
/\&\&/ && next;
/\|\|/ && next;
/^$/ && next;
if(defined(${$tokenpath}{"CONFIG_" . $_})){
print '$(if $(CONFIG_' . $_ . '),' . ${$tokenpath}{"CONFIG_" . $_} . ') ';
} else {
print STDERR "ERROR in dependency generation, unable to locate path for token CONFIG_$_\n";
}
}
print "\n";
}
}
while( <> ) {
my $dep;
my ($token, $path, $pro);
chomp;
s/^\s*//g;
s/\s*$//g;
($token, $path, $pro) = split(/\s+/,$_);
$tokenpath{$token} = $path;
$dep = getdepends($token, $path);
if( $dep ) {
$depends{$token} = $dep;
}
}
makedepends(\%depends, \%tokenpath);
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