X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=lib%2Fmerge.tcl;h=0e50919d4c272e1e071e08c58b30d2c688c8d111;hb=2d19f8e921a1cdc562783814747819b0d5a12641;hp=f0a02ea2288976e03dad1de9fd22d4b11e403382;hpb=699d5601f59938d62ec2506f319c25a656a403da;p=git.git diff --git a/lib/merge.tcl b/lib/merge.tcl index f0a02ea22..0e50919d4 100644 --- a/lib/merge.tcl +++ b/lib/merge.tcl @@ -1,9 +1,12 @@ # git-gui branch merge support # Copyright (C) 2006, 2007 Shawn Pearce -namespace eval merge { +class merge { + +field w ; # top level window +field w_rev ; # mega-widget to pick the revision to merge -proc _can_merge {} { +method _can_merge {} { global HEAD commit_type file_states if {[string match amend* $commit_type]} { @@ -42,7 +45,7 @@ The rescan will be automatically started now. File [short_path $path] has merge conflicts. -You must resolve them, add the file, and commit to complete the current merge. Only then can you begin another merge. +You must resolve them, stage the file, and commit to complete the current merge. Only then can you begin another merge. " unlock_index return 0 @@ -63,145 +66,93 @@ You should complete the current commit before starting a merge. Doing so will h return 1 } -proc _refs {w list} { - set r {} - foreach i [$w.source.l curselection] { - lappend r [lindex [lindex $list $i] 0] +method _rev {} { + if {[catch {$w_rev commit_or_die}]} { + return {} } - return $r + return [$w_rev get] } -proc _visualize {w list} { - set revs [_refs $w $list] - if {$revs eq {}} return - lappend revs --not HEAD - do_gitk $revs +method _visualize {} { + set rev [_rev $this] + if {$rev ne {}} { + do_gitk [list $rev --not HEAD] + } } -proc _start {w list} { - global HEAD current_branch +method _start {} { + global HEAD current_branch remote_url - set cmd [list git merge] - set names [_refs $w $list] - set revcnt [llength $names] - append cmd { } $names - - if {$revcnt == 0} { + set name [_rev $this] + if {$name eq {}} { return - } elseif {$revcnt == 1} { - set unit branch - } elseif {$revcnt <= 15} { - set unit branches - - if {[tk_dialog \ - $w.confirm_octopus \ - [wm title $w] \ - "Use octopus merge strategy? - -You are merging $revcnt branches at once. This requires using the octopus merge driver, which may not succeed if there are file-level conflicts. -" \ - question \ - 0 \ - {Cancel} \ - {Use octopus} \ - ] != 1} return - } else { - tk_messageBox \ - -icon error \ - -type ok \ - -title [wm title $w] \ - -parent $w \ - -message "Too many branches selected. + } -You have requested to merge $revcnt branches in an octopus merge. This exceeds Git's internal limit of 15 branches per merge. + set spec [$w_rev get_tracking_branch] + set cmit [$w_rev get_commit] -Please select fewer branches. To merge more than 15 branches, merge the branches in batches. -" - return + set fh [open [gitdir FETCH_HEAD] w] + fconfigure $fh -translation lf + if {$spec eq {}} { + set remote . + set branch $name + set stitle $branch + } else { + set remote $remote_url([lindex $spec 1]) + if {[regexp {^[^:@]*@[^:]*:/} $remote]} { + regsub {^[^:@]*@} $remote {} remote + } + set branch [lindex $spec 2] + set stitle "$branch of $remote" } - - set msg "Merging $current_branch, [join $names {, }]" + regsub ^refs/heads/ $branch {} branch + puts $fh "$cmit\t\tbranch '$branch' of $remote" + close $fh + + set cmd [list git] + lappend cmd merge + lappend cmd --strategy=recursive + lappend cmd [git fmt-merge-msg <[gitdir FETCH_HEAD]] + lappend cmd HEAD + lappend cmd $name + + set msg "Merging $current_branch and $stitle" ui_status "$msg..." - set cons [console::new "Merge" $msg] - console::exec $cons $cmd \ - [namespace code [list _finish $revcnt $cons]] + set cons [console::new "Merge" "merge $stitle"] + console::exec $cons $cmd [cb _finish $cons] wm protocol $w WM_DELETE_WINDOW {} destroy $w } -proc _finish {revcnt w ok} { - console::done $w $ok +method _finish {cons ok} { + console::done $cons $ok if {$ok} { set msg {Merge completed successfully.} } else { - if {$revcnt != 1} { - info_popup "Octopus merge failed. - -Your merge of $revcnt branches has failed. - -There are file-level conflicts between the branches which must be resolved manually. - -The working directory will now be reset. - -You can attempt this merge again by merging only one branch at a time." $w - - set fd [open "| git read-tree --reset -u HEAD" r] - fconfigure $fd -blocking 0 -translation binary - fileevent $fd readable \ - [namespace code [list _reset_wait $fd]] - ui_status {Aborting... please wait...} - return - } - set msg {Merge failed. Conflict resolution is required.} } unlock_index rescan [list ui_status $msg] + delete_this } -proc dialog {} { +constructor dialog {} { global current_branch global M1B - if {![_can_merge]} return - - set fmt {list %(objectname) %(*objectname) %(refname) %(subject)} - set cmd [list git for-each-ref --tcl --format=$fmt] - lappend cmd refs/heads - lappend cmd refs/remotes - lappend cmd refs/tags - set fr_fd [open "| $cmd" r] - fconfigure $fr_fd -translation binary - while {[gets $fr_fd line] > 0} { - set line [eval $line] - set ref [lindex $line 2] - regsub ^refs/(heads|remotes|tags)/ $ref {} ref - set subj($ref) [lindex $line 3] - lappend sha1([lindex $line 0]) $ref - if {[lindex $line 1] ne {}} { - lappend sha1([lindex $line 1]) $ref - } - } - close $fr_fd - - set to_show {} - set fr_fd [open "| git rev-list --all --not HEAD"] - while {[gets $fr_fd line] > 0} { - if {[catch {set ref $sha1($line)}]} continue - foreach n $ref { - lappend to_show [list $n $line] - } + if {![_can_merge $this]} { + delete_this + return } - close $fr_fd - set to_show [lsort -unique $to_show] - set w .merge_setup - toplevel $w - wm geometry $w "+[winfo rootx .]+[winfo rooty .]" + make_toplevel top w + wm title $top "[appname] ([reponame]): Merge" + if {$top ne {.}} { + wm geometry $top "+[winfo rootx .]+[winfo rooty .]" + } - set _visualize [namespace code [list _visualize $w $to_show]] - set _start [namespace code [list _start $w $to_show]] + set _start [cb _start] label $w.header \ -text "Merge Into $current_branch" \ @@ -209,55 +160,51 @@ proc dialog {} { pack $w.header -side top -fill x frame $w.buttons - button $w.buttons.visualize -text Visualize -command $_visualize + button $w.buttons.visualize \ + -text Visualize \ + -command [cb _visualize] pack $w.buttons.visualize -side left - button $w.buttons.create -text Merge -command $_start - pack $w.buttons.create -side right + button $w.buttons.merge \ + -text Merge \ + -command $_start + pack $w.buttons.merge -side right button $w.buttons.cancel \ -text {Cancel} \ - -command "unlock_index;destroy $w" + -command [cb _cancel] pack $w.buttons.cancel -side right -padx 5 pack $w.buttons -side bottom -fill x -pady 10 -padx 10 - labelframe $w.source -text {Source Branches} - listbox $w.source.l \ - -height 10 \ - -width 70 \ - -font font_diff \ - -selectmode extended \ - -yscrollcommand [list $w.source.sby set] - scrollbar $w.source.sby -command [list $w.source.l yview] - pack $w.source.sby -side right -fill y - pack $w.source.l -side left -fill both -expand 1 - pack $w.source -fill both -expand 1 -pady 5 -padx 5 - - foreach ref $to_show { - set n [lindex $ref 0] - if {[string length $n] > 20} { - set n "[string range $n 0 16]..." - } - $w.source.l insert end [format {%s %-20s %s} \ - [string range [lindex $ref 1] 0 5] \ - $n \ - $subj([lindex $ref 0])] - } - - bind $w.source.l [list event generate %W ] - bind $w.source.l [list event generate %W ] - bind $w.source.l [list event generate %W ] - bind $w.source.l [list event generate %W ] - bind $w.source.l [list event generate %W ] - bind $w.source.l [list event generate %W ] - bind $w.source.l $_visualize + set w_rev [::choose_rev::new_unmerged $w.rev {Revision To Merge}] + pack $w.rev -anchor nw -fill both -expand 1 -pady 5 -padx 5 bind $w <$M1B-Key-Return> $_start - bind $w "grab $w; focus $w.source.l" - bind $w "unlock_index;destroy $w" - wm protocol $w WM_DELETE_WINDOW "unlock_index;destroy $w" - wm title $w "[appname] ([reponame]): Merge" + bind $w $_start + bind $w [cb _cancel] + wm protocol $w WM_DELETE_WINDOW [cb _cancel] + + bind $w.buttons.merge [cb _visible] tkwait window $w } +method _visible {} { + grab $w + if {[is_config_true gui.matchtrackingbranch]} { + $w_rev pick_tracking_branch + } + $w_rev focus_filter +} + +method _cancel {} { + wm protocol $w WM_DELETE_WINDOW {} + unlock_index + destroy $w + delete_this +} + +} + +namespace eval merge { + proc reset_hard {} { global HEAD commit_type file_states @@ -272,20 +219,24 @@ You must finish amending this commit. if {![lock_index abort]} return if {[string match *merge* $commit_type]} { - set op merge + set op_question "Abort merge? + +Aborting the current merge will cause *ALL* uncommitted changes to be lost. + +Continue with aborting the current merge?" } else { - set op commit - } + set op_question "Reset changes? - if {[ask_popup "Abort $op? +Resetting the changes will cause *ALL* uncommitted changes to be lost. -Aborting the current $op will cause *ALL* uncommitted changes to be lost. +Continue with resetting the current changes?" + } -Continue with aborting the current $op?"] eq {yes}} { - set fd [open "| git read-tree --reset -u HEAD" r] + if {[ask_popup $op_question] eq {yes}} { + set fd [git_read --stderr read-tree --reset -u -v HEAD] fconfigure $fd -blocking 0 -translation binary fileevent $fd readable [namespace code [list _reset_wait $fd]] - ui_status {Aborting... please wait...} + $::main_status start {Aborting} {files reset} } else { unlock_index } @@ -294,9 +245,12 @@ Continue with aborting the current $op?"] eq {yes}} { proc _reset_wait {fd} { global ui_comm - read $fd + $::main_status update_meter [read $fd] + + fconfigure $fd -blocking 1 if {[eof $fd]} { - close $fd + set fail [catch {close $fd} err] + $::main_status stop unlock_index $ui_comm delete 0.0 end @@ -308,7 +262,12 @@ proc _reset_wait {fd} { catch {file delete [gitdir MERGE_MSG]} catch {file delete [gitdir GITGUI_MSG]} + if {$fail} { + warn_popup "Abort failed.\n\n$err" + } rescan {ui_status {Abort completed. Ready.}} + } else { + fconfigure $fd -blocking 0 } }