From 4cfcfca1331321ac1191eaafc01136274072118d Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 9 Oct 2016 20:44:12 +0100
Subject: dgit: quilt analysis: Replace H2O with O2H

Right now the direction of the diff does not matter, but soon it will,
and the natural direction is O2H, not O2H.  Change all references.
No functional change.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 dgit | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/dgit b/dgit
index c1b1c25..5acce97 100755
--- a/dgit
+++ b/dgit
@@ -3793,7 +3793,7 @@ sub quiltify_splitbrain ($$$$$$) {
     local $ENV{GIT_AUTHOR_DATE} =  $authline[2];
 
     if ($quilt_mode =~ m/gbp|unapplied/ &&
-	($diffbits->{H2O} & 01)) {
+	($diffbits->{O2H} & 01)) {
 	my $msg =
  "--quilt=$quilt_mode specified, implying patches-unapplied git tree\n".
  " but git tree differs from orig in upstream files.";
@@ -3827,7 +3827,7 @@ END
  .gitignores: but, such patches exist in debian/patches.
 END
     }
-    if (($diffbits->{H2O} & 02) && # user has modified .gitignore
+    if (($diffbits->{O2H} & 02) && # user has modified .gitignore
 	!($diffbits->{O2A} & 02)) { # patches do not change .gitignore
 	quiltify_splitbrain_needed();
 	progress "dgit view: creating patch to represent .gitignore changes";
@@ -4497,14 +4497,14 @@ END
         # H = user's HEAD
         # O = orig, without patches applied
         # A = "applied", ie orig with H's debian/patches applied
-        H2O => quiltify_trees_differ($headref,  $unapplied, 1,\%editedignores),
+        O2H => quiltify_trees_differ($unapplied,$headref,   1,\%editedignores),
         H2A => quiltify_trees_differ($headref,  $oldtiptree,1),
         O2A => quiltify_trees_differ($unapplied,$oldtiptree,1),
     };
 
     my @dl;
     foreach my $b (qw(01 02)) {
-        foreach my $v (qw(H2O O2A H2A)) {
+        foreach my $v (qw(O2H O2A H2A)) {
             push @dl, ($diffbits->{$v} & $b) ? '##' : '==';
         }
     }
@@ -4517,7 +4517,7 @@ END
                                  $dl[2],                     $dl[5];
 
     my @failsuggestion;
-    if (!($diffbits->{H2O} & $diffbits->{O2A})) {
+    if (!($diffbits->{O2H} & $diffbits->{O2A})) {
         push @failsuggestion, "This might be a patches-unapplied branch.";
     }  elsif (!($diffbits->{H2A} & $diffbits->{O2A})) {
         push @failsuggestion, "This might be a patches-applied branch.";
-- 
cgit v1.2.3