Merge branch 'maint'

* maint:
git-gui: Fix diff parsing for lines starting with "--" or "++"

diff --git a/lib/diff.tcl b/lib/diff.tcl
index e2ed262fb3a794dcb6ed2a4b69f973cd6fe9f9c9..a30c80a935b58ce0c783dfffde196a85eadca9a2 100644 (file)
--- a/lib/diff.tcl
+++ b/lib/diff.tcl
@@ -276,6 +276,7 @@ proc start_show_diff {scroll_pos {add_opts {}}} {
                return
        }
 
+       set ::current_diff_inheader 1
        fconfigure $fd \
                -blocking 0 \
                -encoding binary \
@@ -292,18 +293,21 @@ proc read_diff {fd scroll_pos} {
        while {[gets $fd line] >= 0} {
                # -- Cleanup uninteresting diff header lines.
                #
-               if {   [string match {diff --git *}      $line]
-                       || [string match {diff --cc *}       $line]
-                       || [string match {diff --combined *} $line]
-                       || [string match {--- *}             $line]
-                       || [string match {+++ *}             $line]} {
-                       append current_diff_header $line "\n"
-                       continue
+               if {$::current_diff_inheader} {
+                       if {   [string match {diff --git *}      $line]
+                           || [string match {diff --cc *}       $line]
+                           || [string match {diff --combined *} $line]
+                           || [string match {--- *}             $line]
+                           || [string match {+++ *}             $line]} {
+                               append current_diff_header $line "\n"
+                               continue
+                       }
                }
                if {[string match {index *} $line]} continue
                if {$line eq {deleted file mode 120000}} {
                        set line "deleted symlink"
                }
+               set ::current_diff_inheader 0
 
                # -- Automatically detect if this is a 3 way diff.
                #