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gitk: Allow checking out a remote branch

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Git allows checking out remote branches, creating a local tracking
branch in the process. Allow gitk to do this as well, provided a
local branch of the same name does not yet exist.

Signed-off-by: Rogier Goossens <goossens.rogier@gmail.com>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
This commit is contained in:
Rogier Goossens 2016-03-19 19:33:03 +01:00 committed by Paul Mackerras
parent 5a046c5267
commit 02e6a0601b
1 changed files with 31 additions and 5 deletions
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36
gitk
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@ -9824,14 +9824,18 @@ proc readresetstat {fd} {
# context menu for a head
proc headmenu {x y id head} {
global headmenuid headmenuhead headctxmenu mainhead
global headmenuid headmenuhead headctxmenu mainhead headids
stopfinding
set headmenuid $id
set headmenuhead $head
array set state {0 normal 1 normal 2 normal}
if {[string match "remotes/*" $head]} {
array set state {0 disabled 1 disabled 2 disabled}
set localhead [string range $head [expr [string last / $head] + 1] end]
if {[info exists headids($localhead)]} {
set state(0) disabled
}
array set state {1 disabled 2 disabled}
}
if {$head eq $mainhead} {
array set state {0 disabled 2 disabled}
@ -9847,11 +9851,27 @@ proc cobranch {} {
global showlocalchanges
# check the tree is clean first??
set newhead $headmenuhead
set command [list | git checkout]
if {[string match "remotes/*" $newhead]} {
set remote $newhead
set newhead [string range $newhead [expr [string last / $newhead] + 1] end]
# The following check is redundant - the menu option should
# be disabled to begin with...
if {[info exists headids($newhead)]} {
error_popup [mc "A local branch named %s exists already" $newhead]
return
}
lappend command -b $newhead --track $remote
} else {
lappend command $newhead
}
lappend command 2>@1
nowbusy checkout [mc "Checking out"]
update
dohidelocalchanges
if {[catch {
set fd [open [list | git checkout $headmenuhead 2>@1] r]
set fd [open $command r]
} err]} {
notbusy checkout
error_popup $err
@ -9859,12 +9879,12 @@ proc cobranch {} {
dodiffindex
}
} else {
filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid]
filerun $fd [list readcheckoutstat $fd $newhead $headmenuid]
}
}
proc readcheckoutstat {fd newhead newheadid} {
global mainhead mainheadid headids showlocalchanges progresscoords
global mainhead mainheadid headids idheads showlocalchanges progresscoords
global viewmainheadid curview
if {[gets $fd line] >= 0} {
@ -9879,8 +9899,14 @@ proc readcheckoutstat {fd newhead newheadid} {
notbusy checkout
if {[catch {close $fd} err]} {
error_popup $err
return
}
set oldmainid $mainheadid
if {! [info exists headids($newhead)]} {
set headids($newhead) $newheadid
lappend idheads($newheadid) $newhead
addedhead $newheadid $newhead
}
set mainhead $newhead
set mainheadid $newheadid
set viewmainheadid($curview) $newheadid