From 289ddff1ad6882edcb7b36db139e46f13c2c8bda Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Thu, 14 Jun 2007 08:03:21 +0000
Subject: create ->is_modified and internalize in the raw_X object the handling
 of saying wether it is modified

---
 lib/Xconfig/main.pm  | 11 +++++------
 lib/Xconfig/xfree.pm | 14 +++++++-------
 2 files changed, 12 insertions(+), 13 deletions(-)

(limited to 'lib')

diff --git a/lib/Xconfig/main.pm b/lib/Xconfig/main.pm
index 37a02c3..7fb9c8a 100644
--- a/lib/Xconfig/main.pm
+++ b/lib/Xconfig/main.pm
@@ -17,9 +17,9 @@ use common;
 sub configure_monitor {
     my ($in) = @_;
 
-    my ($raw_X, $before) = Xconfig::xfree->read_and_prepare_write;
+    my $raw_X = Xconfig::xfree->read;
     Xconfig::monitor::configure($in, $raw_X, int($raw_X->get_devices)) or return;
-    if ($raw_X->prepare_write ne $before) {
+    if ($raw_X->is_modified) {
 	$raw_X->write;
 	'need_restart';
     } else {
@@ -30,7 +30,7 @@ sub configure_monitor {
 sub configure_resolution {
     my ($in) = @_;
 
-    my ($raw_X, $before) = Xconfig::xfree->read_and_prepare_write;
+    my $raw_X = Xconfig::xfree->read;
     my $X = { 
 	card => Xconfig::card::from_raw_X($raw_X),
 	monitors => [ $raw_X->get_monitors ],
@@ -40,7 +40,7 @@ sub configure_resolution {
     }
 
     $X->{resolutions} = Xconfig::resolution_and_depth::configure($in, $raw_X, $X->{card}, $X->{monitors}) or return;
-    if ($raw_X->prepare_write ne $before) {
+    if ($raw_X->is_modified) {
 	&write($raw_X, $X);
     } else {
 	'';
@@ -161,10 +161,9 @@ sub configure_chooser {
 	monitors => [ $raw_X->get_monitors ],
 	resolutions => [ eval { $raw_X->get_resolutions } ],
     };
-    my $before = $raw_X->prepare_write;
     my ($ok) = configure_chooser_raw($in, $raw_X, $do_pkgs, $options, $X);
 
-    if ($raw_X->prepare_write ne $before) {
+    if ($raw_X->is_modified) {
 	may_write($in, $raw_X, $X, $ok);
     } else {
 	'';
diff --git a/lib/Xconfig/xfree.pm b/lib/Xconfig/xfree.pm
index 8089f12..519f2ea 100644
--- a/lib/Xconfig/xfree.pm
+++ b/lib/Xconfig/xfree.pm
@@ -21,11 +21,11 @@ sub _conf_files() {
 ################################################################################
 # I/O ##########################################################################
 ################################################################################
-sub read_and_prepare_write {
+sub read {
     my ($class) = @_;
     my $file = find { -f $_ } _conf_files();
     my $raw_X = $class->new(Xconfig::parse::read_XF86Config($file)) or return;
-    my $before = $raw_X->prepare_write;
+    $raw_X->{before} = $raw_X->prepare_write;
 
     if (my ($keyboard) = $raw_X->get_InputDevices('keyboard')) {
 	$keyboard->{Driver}{val} = 'kbd';
@@ -45,11 +45,7 @@ sub read_and_prepare_write {
 	$_->{Driver} && $_->{Driver}{val} eq 'i810' and $_->{Driver}{val} = 'intel';
     }
 
-    $raw_X, $before;
-}
-sub read {
-    my ($class) = @_;
-    first(read_and_prepare_write($class));
+    $raw_X;
 }
 sub write {
     my ($raw_X, $o_file) = @_;
@@ -73,6 +69,10 @@ sub prepare_write {
     set_Revision($raw_X);
     join('', Xconfig::parse::prepare_write_XF86Config($raw_X->{raw}));
 }
+sub is_modified {
+    my ($raw_X) = @_;
+    $raw_X->{before} ne $raw_X->prepare_write;
+}
 sub empty_config {
     my ($class) = @_;
     $class->new(Xconfig::parse::read_XF86Config_from_string(our $default_header));
-- 
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