Merge branch 'master' into dev

diff --cc gitk
index 1125f68,84ab02e..bf6eb01
--- 1/gitk
--- 2/gitk
+++ b/gitk
@@@ -94,29 -82,37 +94,39 @@@ proc dorunq {} 
  proc start_rev_list {view} {
      global startmsecs
      global commfd leftover tclencoding datemode
-     global viewargs viewfiles commitidx viewcomplete
 -    global viewargs viewargscmd viewfiles commitidx viewcomplete vnextroot
++    global viewargs viewargscmd viewfiles commitidx viewcomplete
      global showlocalchanges commitinterest mainheadid
      global progressdirn progresscoords proglastnc curview
 +    global viewactive loginstance viewinstances
 +    global pending_select mainheadid
  
      set startmsecs [clock clicks -milliseconds]
      set commitidx($view) 0
      set viewcomplete($view) 0
 -    set vnextroot($view) 0
 +    set viewactive($view) 1
 +    varcinit $view
 +
+     set args $viewargs($view)
+     if {$viewargscmd($view) ne {}} {
+       if {[catch {
+           set str [exec sh -c $viewargscmd($view)]
+       } err]} {
+           error_popup "Error executing --argscmd command: $err"
+           exit 1
+       }
+       set args [concat $args [split $str "\n"]]
+     }
 -    set order "--topo-order"
 -    if {$datemode} {
 -      set order "--date-order"
 -    }
      if {[catch {
 -      set fd [open [concat | git log --no-color -z --pretty=raw $order --parents \
 +      set fd [open [concat | git log --no-color -z --pretty=raw --parents \
-                        --boundary $viewargs($view) "--" $viewfiles($view)] r]
+                        --boundary $args "--" $viewfiles($view)] r]
      } err]} {
 -      error_popup "[mc "Error executing git rev-list:"] $err"
 +      error_popup "[mc "Error executing git log:"] $err"
        exit 1
      }
 -    set commfd($view) $fd
 -    set leftover($view) {}
 +    set i [incr loginstance]
 +    set viewinstances($view) [list $i]
 +    set commfd($i) $fd
 +    set leftover($i) {}
      if {$showlocalchanges} {
        lappend commitinterest($mainheadid) {dodiffindex}
      }
@@@ -157,82 -148,7 +167,84 @@@ proc getcommits {} 
      initlayout
      start_rev_list $curview
      show_status [mc "Reading commits..."]
 +    set need_redisplay 1
 +}
 +
 +proc updatecommits {} {
 +    global curview viewargs viewfiles viewinstances
 +    global viewactive viewcomplete loginstance tclencoding mainheadid
 +    global startmsecs commfd showneartags showlocalchanges leftover
 +    global mainheadid pending_select
++    global isworktree
 +
++    set isworktree [expr {[exec git rev-parse --is-inside-work-tree] == "true"}]
 +    set oldmainid $mainheadid
 +    rereadrefs
 +    if {$showlocalchanges} {
 +      if {$mainheadid ne $oldmainid} {
 +          dohidelocalchanges
 +      }
 +      if {[commitinview $mainheadid $curview]} {
 +          dodiffindex
 +      }
 +    }
 +    set view $curview
 +    if {[catch {
 +      set fd [open [concat | git log --no-color -z --pretty=raw --parents \
 +                        --boundary $viewargs($view) --not [seeds $view] \
 +                        "--" $viewfiles($view)] r]
 +    } err]} {
 +      error_popup "Error executing git log: $err"
 +      exit 1
 +    }
 +    if {$viewactive($view) == 0} {
 +      set startmsecs [clock clicks -milliseconds]
 +    }
 +    set i [incr loginstance]
 +    lappend viewinstances($view) $i
 +    set commfd($i) $fd
 +    set leftover($i) {}
 +    fconfigure $fd -blocking 0 -translation lf -eofchar {}
 +    if {$tclencoding != {}} {
 +      fconfigure $fd -encoding $tclencoding
 +    }
 +    filerun $fd [list getcommitlines $fd $i $view 1]
 +    incr viewactive($view)
 +    set viewcomplete($view) 0
 +    set pending_select $mainheadid
 +    nowbusy $view "Reading"
 +    if {$showneartags} {
 +      getallcommits
 +    }
 +}
 +
 +proc reloadcommits {} {
 +    global curview viewcomplete selectedline currentid thickerline
 +    global showneartags treediffs commitinterest cached_commitrow
 +    global progresscoords targetid
 +
 +    if {!$viewcomplete($curview)} {
 +      stop_rev_list $curview
 +      set progresscoords {0 0}
 +      adjustprogress
 +    }
 +    resetvarcs $curview
 +    catch {unset selectedline}
 +    catch {unset currentid}
 +    catch {unset thickerline}
 +    catch {unset treediffs}
 +    readrefs
 +    changedrefs
 +    if {$showneartags} {
 +      getallcommits
 +    }
 +    clear_display
 +    catch {unset commitinterest}
 +    catch {unset cached_commitrow}
 +    catch {unset targetid}
 +    setcanvscroll
 +    getcommits
 +    return 0
  }
  
  # This makes a string representation of a positive integer which
@@@ -2803,11 -2022,13 +2844,13 @@@ proc newviewok {top n} 
            # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
                # entryconf [list -label $viewname($n) -value $viewname($n)]
        }
-       if {$files ne $viewfiles($n) || $newargs ne $viewargs($n)} {
+       if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \
+               $newviewargscmd($n) ne $viewargscmd($n)} {
            set viewfiles($n) $files
            set viewargs($n) $newargs
+           set viewargscmd($n) $newviewargscmd($n)
            if {$curview == $n} {
 -              run updatecommits
 +              run reloadcommits
            }
        }
      }
@@@ -3624,10 -2885,13 +3667,11 @@@ proc dohidelocalchanges {} 
  
  # spawn off a process to do git diff-index --cached HEAD
  proc dodiffindex {} {
 -    global localirow localfrow lserial showlocalchanges
 +    global lserial showlocalchanges
+     global isworktree
  
-     if {!$showlocalchanges} return
+     if {!$showlocalchanges || !$isworktree} return
      incr lserial
 -    set localfrow -1
 -    set localirow -1
      set fd [open "|git diff-index --cached HEAD" r]
      fconfigure $fd -blocking 0
      filerun $fd [list readdiffindex $fd $lserial]
@@@ -5429,7 -4693,7 +5473,8 @@@ proc selectline {l isnew} 
      global commentend idtags linknum
      global mergemax numcommits pending_select
      global cmitmode showneartags allcommits
 +    global targetrow targetid lastscrollrows
+     global autoselect
  
      catch {unset pending_select}
      $canv delete hover
@@@ -5485,13 -4740,19 +5530,15 @@@
      make_secsel $l
  
      if {$isnew} {
 -      addtohistory [list selectline $l 0]
 +      addtohistory [list selbyid $id]
      }
  
 -    set selectedline $l
 -
 -    set id [lindex $displayorder $l]
 -    set currentid $id
      $sha1entry delete 0 end
      $sha1entry insert 0 $id
-     $sha1entry selection from 0
-     $sha1entry selection to end
+     if {$autoselect} {
+       $sha1entry selection from 0
+       $sha1entry selection to end
+     }
      rhighlight_sel $id
  
      $ctext conf -state normal
@@@ -9421,13 -8691,16 +9478,15 @@@ set highlight_files {
  set viewfiles(0) {}
  set viewperm(0) 0
  set viewargs(0) {}
+ set viewargscmd(0) {}
  
 +set loginstance 0
  set cmdlineok 0
  set stopped 0
  set stuffsaved 0
  set patchnum 0
 -set localirow -1
 -set localfrow -1
  set lserial 0
+ set isworktree [expr {[exec git rev-parse --is-inside-work-tree] == "true"}]
  setcoords
  makewindow
  # wait for the window to become visible