Add --tags documentation, scraped from JC mail.

diff --git a/gitk b/gitk
index df86dceba0c097a6e2b1be9bf296ce3de014808e..a9d37d9c73e5aae166fc748160df9a5a3ebbad4a 100755 (executable)
--- a/gitk
+++ b/gitk
@@ -1,6 +1,6 @@
 #!/bin/sh
 # Tcl ignores the next line -*- tcl -*- \
-exec wish "$0" -- "${1+$@}"
+exec wish "$0" -- "$@"
 
 # Copyright (C) 2005 Paul Mackerras.  All rights reserved.
 # This program is free software; it may be used, copied, modified
@@ -486,6 +486,8 @@ proc makewindow {} {
     bindall <B2-Motion> "allcanvs scan dragto 0 %y"
     bind . <Key-Up> "selnextline -1"
     bind . <Key-Down> "selnextline 1"
+    bind . <Key-Right> "goforw"
+    bind . <Key-Left> "goback"
     bind . <Key-Prior> "allcanvs yview scroll -1 pages"
     bind . <Key-Next> "allcanvs yview scroll 1 pages"
     bindkey <Key-Delete> "$ctext yview scroll -1 pages"
@@ -493,6 +495,12 @@ proc makewindow {} {
     bindkey <Key-space> "$ctext yview scroll 1 pages"
     bindkey p "selnextline -1"
     bindkey n "selnextline 1"
+    bindkey z "goback"
+    bindkey x "goforw"
+    bindkey i "selnextline -1"
+    bindkey k "selnextline 1"
+    bindkey j "goback"
+    bindkey l "goforw"
     bindkey b "$ctext yview scroll -1 pages"
     bindkey d "$ctext yview scroll 18 units"
     bindkey u "$ctext yview scroll -18 units"
@@ -2798,7 +2806,7 @@ proc gettreediffs {ids} {
     set treediff {}
     set id [lindex $ids 0]
     set p [lindex $ids 1]
-    if [catch {set gdtf [open "|git-diff-tree -r $p $id" r]}] return
+    if [catch {set gdtf [open "|git-diff-tree -r $id" r]}] return
     fconfigure $gdtf -blocking 0
     fileevent $gdtf readable [list gettreediffline $gdtf $ids]
 }
@@ -2834,7 +2842,7 @@ proc getblobdiffs {ids} {
     set id [lindex $ids 0]
     set p [lindex $ids 1]
     set env(GIT_DIFF_OPTS) $diffopts
-    set cmd [list | git-diff-tree -r -p -C $p $id]
+    set cmd [list | git-diff-tree -r -p -C $id]
     if {[catch {set bdf [open $cmd r]} err]} {
        puts "error getting diffs: $err"
        return