1 files changed, 73 insertions, 0 deletions

diff --git a/scripts/deps.pl b/scripts/deps.pl
new file mode 100755
index 0000000..56c4e77
--- a/dev/null
+++ b/scripts/deps.pl
@@ -0,0 +1,73 @@
+#!/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);