1 files changed, 39 insertions, 0 deletions
diff --git a/xpp/perl_modules/Dahdi/Config/GenconfDefaults.pm b/xpp/perl_modules/Dahdi/Config/GenconfDefaults.pm
new file mode 100644
index 0000000..9988929
--- /dev/null
+++ b/xpp/perl_modules/Dahdi/Config/GenconfDefaults.pm
@@ -0,0 +1,39 @@
+package Dahdi::Config::GenconfDefaults;
+#
+# Written by Oron Peled <oron@actcom.co.il>
+# Copyright (C) 2007, Xorcom
+# This program is free software; you can redistribute and/or
+# modify it under the same terms as Perl itself.
+#
+# $Id$
+#
+use strict;
+
+# Use the shell to source a file and expand a given list
+# of variables.
+sub do_source($@) {
+	my $file = shift;
+	my @vars = @_;
+	my @output = `env -i sh -ec '. $file; export @vars; for i in @vars; do eval echo \$i=\\\$\$i; done'`;
+	die "$0: Sourcing '$file' exited with $?" if $?;
+	my %vars;
+	
+	foreach my $line (@output) {
+		chomp $line;
+		my ($k, $v) = split(/=/, $line, 2);
+		$vars{$k} = $v if grep /^$k$/, @vars;
+	}
+	return %vars;
+}
+
+sub source_vars {
+	my @vars = @_;
+	my $default_file = $ENV{GENCONF_PARAMETERS} || "/etc/dahdi/genconf_parameters";
+	if (! -r $default_file) {
+		return ("", ());
+	}
+	my %vars = do_source($default_file, @vars);
+	return ($default_file, %vars);
+}
+
+1;