# git-gui Git repository chooser # Copyright (C) 2007 Shawn Pearce class choose_repository { field top field w field w_body ; # Widget holding the center content field w_next ; # Next button field w_quit ; # Quit button field o_cons ; # Console object (if active) field w_types ; # List of type buttons in clone field w_recentlist ; # Listbox containing recent repositories field w_localpath ; # Entry widget bound to local_path field done 0 ; # Finished picking the repository? field local_path {} ; # Where this repository is locally field origin_url {} ; # Where we are cloning from field origin_name origin ; # What we shall call 'origin' field clone_type hardlink ; # Type of clone to construct field readtree_err ; # Error output from read-tree (if any) field sorted_recent ; # recent repositories (sorted) constructor pick {} { global M1T M1B use_ttk NS make_dialog top w wm title $top [mc "Git Gui"] if {$top eq {.}} { menu $w.mbar -tearoff 0 $top configure -menu $w.mbar set m_repo $w.mbar.repository $w.mbar add cascade \ -label [mc Repository] \ -menu $m_repo menu $m_repo if {[is_MacOSX]} { $w.mbar add cascade -label Apple -menu .mbar.apple menu $w.mbar.apple $w.mbar.apple add command \ -label [mc "About %s" [appname]] \ -command do_about $w.mbar.apple add command \ -label [mc "Show SSH Key"] \ -command do_ssh_key } else { $w.mbar add cascade -label [mc Help] -menu $w.mbar.help menu $w.mbar.help $w.mbar.help add command \ -label [mc "About %s" [appname]] \ -command do_about $w.mbar.help add command \ -label [mc "Show SSH Key"] \ -command do_ssh_key } wm protocol $top WM_DELETE_WINDOW exit bind $top <$M1B-q> exit bind $top <$M1B-Q> exit bind $top <Key-Escape> exit } else { wm geometry $top "+[winfo rootx .]+[winfo rooty .]" bind $top <Key-Escape> [list destroy $top] set m_repo {} } pack [git_logo $w.git_logo] -side left -fill y -padx 10 -pady 10 set w_body $w.body set opts $w_body.options ${NS}::frame $w_body text $opts \ -cursor $::cursor_ptr \ -relief flat \ -background [get_bg_color $w_body] \ -wrap none \ -spacing1 5 \ -width 50 \ -height 3 pack $opts -anchor w -fill x $opts tag conf link_new -foreground blue -underline 1 $opts tag bind link_new <1> [cb _next new] $opts insert end [mc "Create New Repository"] link_new $opts insert end "\n" if {$m_repo ne {}} { $m_repo add command \ -command [cb _next new] \ -accelerator $M1T-N \ -label [mc "New..."] bind $top <$M1B-n> [cb _next new] bind $top <$M1B-N> [cb _next new] } $opts tag conf link_clone -foreground blue -underline 1 $opts tag bind link_clone <1> [cb _next clone] $opts insert end [mc "Clone Existing Repository"] link_clone $opts insert end "\n" if {$m_repo ne {}} { if {[tk windowingsystem] eq "win32"} { set key L } else { set key C } $m_repo add command \ -command [cb _next clone] \ -accelerator $M1T-$key \ -label [mc "Clone..."] bind $top <$M1B-[string tolower $key]> [cb _next clone] bind $top <$M1B-[string toupper $key]> [cb _next clone] } $opts tag conf link_open -foreground blue -underline 1 $opts tag bind link_open <1> [cb _next open] $opts insert end [mc "Open Existing Repository"] link_open $opts insert end "\n" if {$m_repo ne {}} { $m_repo add command \ -command [cb _next open] \ -accelerator $M1T-O \ -label [mc "Open..."] bind $top <$M1B-o> [cb _next open] bind $top <$M1B-O> [cb _next open] } $opts conf -state disabled set sorted_recent [_get_recentrepos] if {[llength $sorted_recent] > 0} { if {$m_repo ne {}} { $m_repo add separator $m_repo add command \ -state disabled \ -label [mc "Recent Repositories"] } ${NS}::label $w_body.space ${NS}::label $w_body.recentlabel \ -anchor w \ -text [mc "Open Recent Repository:"] set w_recentlist $w_body.recentlist text $w_recentlist \ -cursor $::cursor_ptr \ -relief flat \ -background [get_bg_color $w_body.recentlabel] \ -wrap none \ -width 50 \ -height 10 $w_recentlist tag conf link \ -foreground blue \ -underline 1 set home $::env(HOME) if {[is_Cygwin]} { set home [exec cygpath --windows --absolute $home] } set home "[file normalize $home]/" set hlen [string length $home] foreach p $sorted_recent { set path $p if {[string equal -length $hlen $home $p]} { set p "~/[string range $p $hlen end]" } regsub -all "\n" $p "\\n" p $w_recentlist insert end $p link $w_recentlist insert end "\n" if {$m_repo ne {}} { $m_repo add command \ -command [cb _open_recent_path $path] \ -label " $p" } } $w_recentlist conf -state disabled $w_recentlist tag bind link <1> [cb _open_recent %x,%y] pack $w_body.space -anchor w -fill x pack $w_body.recentlabel -anchor w -fill x pack $w_recentlist -anchor w -fill x } pack $w_body -fill x -padx 10 -pady 10 ${NS}::frame $w.buttons set w_next $w.buttons.next set w_quit $w.buttons.quit ${NS}::button $w_quit \ -text [mc "Quit"] \ -command exit pack $w_quit -side right -padx 5 pack $w.buttons -side bottom -fill x -padx 10 -pady 10 if {$m_repo ne {}} { $m_repo add separator $m_repo add command \ -label [mc Quit] \ -command exit \ -accelerator $M1T-Q } bind $top <Return> [cb _invoke_next] bind $top <Visibility> " [cb _center] grab $top focus $top bind $top <Visibility> {} " wm deiconify $top tkwait variable @done grab release $top if {$top eq {.}} { eval destroy [winfo children $top] } } method _center {} { set nx [winfo reqwidth $top] set ny [winfo reqheight $top] set rx [expr {([winfo screenwidth $top] - $nx) / 3}] set ry [expr {([winfo screenheight $top] - $ny) / 3}] wm geometry $top [format {+%d+%d} $rx $ry] } method _invoke_next {} { if {[winfo exists $w_next]} { uplevel #0 [$w_next cget -command] } } proc _get_recentrepos {} { set recent [list] foreach p [get_config gui.recentrepo] { if {[_is_git [file join $p .git]]} { lappend recent $p } else { _unset_recentrepo $p } } return [lsort $recent] } proc _unset_recentrepo {p} { regsub -all -- {([()\[\]{}\.^$+*?\\])} $p {\\\1} p git config --global --unset gui.recentrepo "^$p\$" load_config 1 } proc _append_recentrepos {path} { set path [file normalize $path] set recent [get_config gui.recentrepo] if {[lindex $recent end] eq $path} { return } set i [lsearch $recent $path] if {$i >= 0} { _unset_recentrepo $path set recent [lreplace $recent $i $i] } lappend recent $path git config --global --add gui.recentrepo $path load_config 1 while {[llength $recent] > 10} { _unset_recentrepo [lindex $recent 0] set recent [lrange $recent 1 end] } } method _open_recent {xy} { set id [lindex [split [$w_recentlist index @$xy] .] 0] set local_path [lindex $sorted_recent [expr {$id - 1}]] _do_open2 $this } method _open_recent_path {p} { set local_path $p _do_open2 $this } method _next {action} { global NS destroy $w_body if {![winfo exists $w_next]} { ${NS}::button $w_next -default active pack $w_next -side right -padx 5 -before $w_quit } _do_$action $this } method _write_local_path {args} { if {$local_path eq {}} { $w_next conf -state disabled } else { $w_next conf -state normal } } method _git_init {} { if {[catch {file mkdir $local_path} err]} { error_popup [strcat \ [mc "Failed to create repository %s:" $local_path] \ "\n\n$err"] return 0 } if {[catch {cd $local_path} err]} { error_popup [strcat \ [mc "Failed to create repository %s:" $local_path] \ "\n\n$err"] return 0 } if {[catch {git init} err]} { error_popup [strcat \ [mc "Failed to create repository %s:" $local_path] \ "\n\n$err"] return 0 } _append_recentrepos [pwd] set ::_gitdir .git set ::_prefix {} return 1 } proc _is_git {path} { if {[file exists [file join $path HEAD]] && [file exists [file join $path objects]] && [file exists [file join $path config]]} { return 1 } if {[is_Cygwin]} { if {[file exists [file join $path HEAD]] && [file exists [file join $path objects.lnk]] && [file exists [file join $path config.lnk]]} { return 1 } } return 0 } proc _objdir {path} { set objdir [file join $path .git objects] if {[file isdirectory $objdir]} { return $objdir } set objdir [file join $path objects] if {[file isdirectory $objdir]} { return $objdir } if {[is_Cygwin]} { set objdir [file join $path .git objects.lnk] if {[file isfile $objdir]} { return [win32_read_lnk $objdir] } set objdir [file join $path objects.lnk] if {[file isfile $objdir]} { return [win32_read_lnk $objdir] } } return {} } ###################################################################### ## ## Create New Repository method _do_new {} { global use_ttk NS $w_next conf \ -state disabled \ -command [cb _do_new2] \ -text [mc "Create"] ${NS}::frame $w_body ${NS}::label $w_body.h \ -font font_uibold -anchor center \ -text [mc "Create New Repository"] pack $w_body.h -side top -fill x -pady 10 pack $w_body -fill x -padx 10 ${NS}::frame $w_body.where ${NS}::label $w_body.where.l -text [mc "Directory:"] ${NS}::entry $w_body.where.t \ -textvariable @local_path \ -width 50 ${NS}::button $w_body.where.b \ -text [mc "Browse"] \ -command [cb _new_local_path] set w_localpath $w_body.where.t grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew pack $w_body.where -fill x grid columnconfigure $w_body.where 1 -weight 1 trace add variable @local_path write [cb _write_local_path] bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]] update focus $w_body.where.t } method _new_local_path {} { if {$local_path ne {}} { set p [file dirname $local_path] } else { set p [pwd] } set p [tk_chooseDirectory \ -initialdir $p \ -parent $top \ -title [mc "Git Repository"] \ -mustexist false] if {$p eq {}} return set p [file normalize $p] if {![_new_ok $p]} { return } set local_path $p $w_localpath icursor end } method _do_new2 {} { if {![_new_ok $local_path]} { return } if {![_git_init $this]} { return } set done 1 } proc _new_ok {p} { if {[file isdirectory $p]} { if {[_is_git [file join $p .git]]} { error_popup [mc "Directory %s already exists." $p] return 0 } } elseif {[file exists $p]} { error_popup [mc "File %s already exists." $p] return 0 } return 1 } ###################################################################### ## ## Clone Existing Repository method _do_clone {} { global use_ttk NS $w_next conf \ -state disabled \ -command [cb _do_clone2] \ -text [mc "Clone"] ${NS}::frame $w_body ${NS}::label $w_body.h \ -font font_uibold -anchor center \ -text [mc "Clone Existing Repository"] pack $w_body.h -side top -fill x -pady 10 pack $w_body -fill x -padx 10 set args $w_body.args ${NS}::frame $w_body.args pack $args -fill both ${NS}::label $args.origin_l -text [mc "Source Location:"] ${NS}::entry $args.origin_t \ -textvariable @origin_url \ -width 50 ${NS}::button $args.origin_b \ -text [mc "Browse"] \ -command [cb _open_origin] grid $args.origin_l $args.origin_t $args.origin_b -sticky ew ${NS}::label $args.where_l -text [mc "Target Directory:"] ${NS}::entry $args.where_t \ -textvariable @local_path \ -width 50 ${NS}::button $args.where_b \ -text [mc "Browse"] \ -command [cb _new_local_path] grid $args.where_l $args.where_t $args.where_b -sticky ew set w_localpath $args.where_t ${NS}::label $args.type_l -text [mc "Clone Type:"] ${NS}::frame $args.type_f set w_types [list] lappend w_types [${NS}::radiobutton $args.type_f.hardlink \ -state disabled \ -text [mc "Standard (Fast, Semi-Redundant, Hardlinks)"] \ -variable @clone_type \ -value hardlink] lappend w_types [${NS}::radiobutton $args.type_f.full \ -state disabled \ -text [mc "Full Copy (Slower, Redundant Backup)"] \ -variable @clone_type \ -value full] lappend w_types [${NS}::radiobutton $args.type_f.shared \ -state disabled \ -text [mc "Shared (Fastest, Not Recommended, No Backup)"] \ -variable @clone_type \ -value shared] foreach r $w_types { pack $r -anchor w } grid $args.type_l $args.type_f -sticky new grid columnconfigure $args 1 -weight 1 trace add variable @local_path write [cb _update_clone] trace add variable @origin_url write [cb _update_clone] bind $w_body.h <Destroy> " [list trace remove variable @local_path write [cb _update_clone]] [list trace remove variable @origin_url write [cb _update_clone]] " update focus $args.origin_t } method _open_origin {} { if {$origin_url ne {} && [file isdirectory $origin_url]} { set p $origin_url } else { set p [pwd] } set p [tk_chooseDirectory \ -initialdir $p \ -parent $top \ -title [mc "Git Repository"] \ -mustexist true] if {$p eq {}} return set p [file normalize $p] if {![_is_git [file join $p .git]] && ![_is_git $p]} { error_popup [mc "Not a Git repository: %s" [file tail $p]] return } set origin_url $p } method _update_clone {args} { if {$local_path ne {} && $origin_url ne {}} { $w_next conf -state normal } else { $w_next conf -state disabled } if {$origin_url ne {} && ( [_is_git [file join $origin_url .git]] || [_is_git $origin_url])} { set e normal if {[[lindex $w_types 0] cget -state] eq {disabled}} { set clone_type hardlink } } else { set e disabled set clone_type full } foreach r $w_types { $r conf -state $e } } method _do_clone2 {} { if {[file isdirectory $origin_url]} { set origin_url [file normalize $origin_url] } if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} { error_popup [mc "Standard only available for local repository."] return } if {$clone_type eq {shared} && ![file isdirectory $origin_url]} { error_popup [mc "Shared only available for local repository."] return } if {$clone_type eq {hardlink} || $clone_type eq {shared}} { set objdir [_objdir $origin_url] if {$objdir eq {}} { error_popup [mc "Not a Git repository: %s" [file tail $origin_url]] return } } set giturl $origin_url if {[is_Cygwin] && [file isdirectory $giturl]} { set giturl [exec cygpath --unix --absolute $giturl] if {$clone_type eq {shared}} { set objdir [exec cygpath --unix --absolute $objdir] } } if {[file exists $local_path]} { error_popup [mc "Location %s already exists." $local_path] return } if {![_git_init $this]} return set local_path [pwd] if {[catch { git config remote.$origin_name.url $giturl git config remote.$origin_name.fetch +refs/heads/*:refs/remotes/$origin_name/* } err]} { error_popup [strcat [mc "Failed to configure origin"] "\n\n$err"] return } destroy $w_body $w_next switch -exact -- $clone_type { hardlink { set o_cons [status_bar::two_line $w_body] pack $w_body -fill x -padx 10 -pady 10 $o_cons start \ [mc "Counting objects"] \ [mc "buckets"] update if {[file exists [file join $objdir info alternates]]} { set pwd [pwd] if {[catch { file mkdir [gitdir objects info] set f_in [open [file join $objdir info alternates] r] set f_cp [open [gitdir objects info alternates] w] fconfigure $f_in -translation binary -encoding binary fconfigure $f_cp -translation binary -encoding binary cd $objdir while {[gets $f_in line] >= 0} { if {[is_Cygwin]} { puts $f_cp [exec cygpath --unix --absolute $line] } else { puts $f_cp [file normalize $line] } } close $f_in close $f_cp cd $pwd } err]} { catch {cd $pwd} _clone_failed $this [mc "Unable to copy objects/info/alternates: %s" $err] return } } set tolink [list] set buckets [glob \ -tails \ -nocomplain \ -directory [file join $objdir] ??] set bcnt [expr {[llength $buckets] + 2}] set bcur 1 $o_cons update $bcur $bcnt update file mkdir [file join .git objects pack] foreach i [glob -tails -nocomplain \ -directory [file join $objdir pack] *] { lappend tolink [file join pack $i] } $o_cons update [incr bcur] $bcnt update foreach i $buckets { file mkdir [file join .git objects $i] foreach j [glob -tails -nocomplain \ -directory [file join $objdir $i] *] { lappend tolink [file join $i $j] } $o_cons update [incr bcur] $bcnt update } $o_cons stop if {$tolink eq {}} { info_popup [strcat \ [mc "Nothing to clone from %s." $origin_url] \ "\n" \ [mc "The 'master' branch has not been initialized."] \ ] destroy $w_body set done 1 return } set i [lindex $tolink 0] if {[catch { file link -hard \ [file join .git objects $i] \ [file join $objdir $i] } err]} { info_popup [mc "Hardlinks are unavailable. Falling back to copying."] set i [_copy_files $this $objdir $tolink] } else { set i [_link_files $this $objdir [lrange $tolink 1 end]] } if {!$i} return destroy $w_body } full { set o_cons [console::embed \ $w_body \ [mc "Cloning from %s" $origin_url]] pack $w_body -fill both -expand 1 -padx 10 $o_cons exec \ [list git fetch --no-tags -k $origin_name] \ [cb _do_clone_tags] } shared { set fd [open [gitdir objects info alternates] w] fconfigure $fd -translation binary puts $fd $objdir close $fd } } if {$clone_type eq {hardlink} || $clone_type eq {shared}} { if {![_clone_refs $this]} return set pwd [pwd] if {[catch { cd $origin_url set HEAD [git rev-parse --verify HEAD^0] } err]} { _clone_failed $this [mc "Not a Git repository: %s" [file tail $origin_url]] return 0 } cd $pwd _do_clone_checkout $this $HEAD } } method _copy_files {objdir tocopy} { $o_cons start \ [mc "Copying objects"] \ [mc "KiB"] set tot 0 set cmp 0 foreach p $tocopy { incr tot [file size [file join $objdir $p]] } foreach p $tocopy { if {[catch { set f_in [open [file join $objdir $p] r] set f_cp [open [file join .git objects $p] w] fconfigure $f_in -translation binary -encoding binary fconfigure $f_cp -translation binary -encoding binary while {![eof $f_in]} { incr cmp [fcopy $f_in $f_cp -size 16384] $o_cons update \ [expr {$cmp / 1024}] \ [expr {$tot / 1024}] update } close $f_in close $f_cp } err]} { _clone_failed $this [mc "Unable to copy object: %s" $err] return 0 } } return 1 } method _link_files {objdir tolink} { set total [llength $tolink] $o_cons start \ [mc "Linking objects"] \ [mc "objects"] for {set i 0} {$i < $total} {} { set p [lindex $tolink $i] if {[catch { file link -hard \ [file join .git objects $p] \ [file join $objdir $p] } err]} { _clone_failed $this [mc "Unable to hardlink object: %s" $err] return 0 } incr i if {$i % 5 == 0} { $o_cons update $i $total update } } return 1 } method _clone_refs {} { set pwd [pwd] if {[catch {cd $origin_url} err]} { error_popup [mc "Not a Git repository: %s" [file tail $origin_url]] return 0 } set fd_in [git_read for-each-ref \ --tcl \ {--format=list %(refname) %(objectname) %(*objectname)}] cd $pwd set fd [open [gitdir packed-refs] w] fconfigure $fd -translation binary puts $fd "# pack-refs with: peeled" while {[gets $fd_in line] >= 0} { set line [eval $line] set refn [lindex $line 0] set robj [lindex $line 1] set tobj [lindex $line 2] if {[regsub ^refs/heads/ $refn \ "refs/remotes/$origin_name/" refn]} { puts $fd "$robj $refn" } elseif {[string match refs/tags/* $refn]} { puts $fd "$robj $refn" if {$tobj ne {}} { puts $fd "^$tobj" } } } close $fd_in close $fd return 1 } method _do_clone_tags {ok} { if {$ok} { $o_cons exec \ [list git fetch --tags -k $origin_name] \ [cb _do_clone_HEAD] } else { $o_cons done $ok _clone_failed $this [mc "Cannot fetch branches and objects. See console output for details."] } } method _do_clone_HEAD {ok} { if {$ok} { $o_cons exec \ [list git fetch $origin_name HEAD] \ [cb _do_clone_full_end] } else { $o_cons done $ok _clone_failed $this [mc "Cannot fetch tags. See console output for details."] } } method _do_clone_full_end {ok} { $o_cons done $ok if {$ok} { destroy $w_body set HEAD {} if {[file exists [gitdir FETCH_HEAD]]} { set fd [open [gitdir FETCH_HEAD] r] while {[gets $fd line] >= 0} { if {[regexp "^(.{40})\t\t" $line line HEAD]} { break } } close $fd } catch {git pack-refs} _do_clone_checkout $this $HEAD } else { _clone_failed $this [mc "Cannot determine HEAD. See console output for details."] } } method _clone_failed {{why {}}} { if {[catch {file delete -force $local_path} err]} { set why [strcat \ $why \ "\n\n" \ [mc "Unable to cleanup %s" $local_path] \ "\n\n" \ $err] } if {$why ne {}} { update error_popup [strcat [mc "Clone failed."] "\n" $why] } } method _do_clone_checkout {HEAD} { if {$HEAD eq {}} { info_popup [strcat \ [mc "No default branch obtained."] \ "\n" \ [mc "The 'master' branch has not been initialized."] \ ] set done 1 return } if {[catch { git update-ref HEAD $HEAD^0 } err]} { info_popup [strcat \ [mc "Cannot resolve %s as a commit." $HEAD^0] \ "\n $err" \ "\n" \ [mc "The 'master' branch has not been initialized."] \ ] set done 1 return } set o_cons [status_bar::two_line $w_body] pack $w_body -fill x -padx 10 -pady 10 $o_cons start \ [mc "Creating working directory"] \ [mc "files"] set readtree_err {} set fd [git_read --stderr read-tree \ -m \ -u \ -v \ HEAD \ HEAD \ ] fconfigure $fd -blocking 0 -translation binary fileevent $fd readable [cb _readtree_wait $fd] } method _readtree_wait {fd} { set buf [read $fd] $o_cons update_meter $buf append readtree_err $buf fconfigure $fd -blocking 1 if {![eof $fd]} { fconfigure $fd -blocking 0 return } if {[catch {close $fd}]} { set err $readtree_err regsub {^fatal: } $err {} err error_popup [strcat \ [mc "Initial file checkout failed."] \ "\n\n$err"] return } # -- Run the post-checkout hook. # set fd_ph [githook_read post-checkout [string repeat 0 40] \ [git rev-parse HEAD] 1] if {$fd_ph ne {}} { global pch_error set pch_error {} fconfigure $fd_ph -blocking 0 -translation binary -eofchar {} fileevent $fd_ph readable [cb _postcheckout_wait $fd_ph] } else { set done 1 } } method _postcheckout_wait {fd_ph} { global pch_error append pch_error [read $fd_ph] fconfigure $fd_ph -blocking 1 if {[eof $fd_ph]} { if {[catch {close $fd_ph}]} { hook_failed_popup post-checkout $pch_error 0 } unset pch_error set done 1 return } fconfigure $fd_ph -blocking 0 } ###################################################################### ## ## Open Existing Repository method _do_open {} { global NS $w_next conf \ -state disabled \ -command [cb _do_open2] \ -text [mc "Open"] ${NS}::frame $w_body ${NS}::label $w_body.h \ -font font_uibold -anchor center \ -text [mc "Open Existing Repository"] pack $w_body.h -side top -fill x -pady 10 pack $w_body -fill x -padx 10 ${NS}::frame $w_body.where ${NS}::label $w_body.where.l -text [mc "Repository:"] ${NS}::entry $w_body.where.t \ -textvariable @local_path \ -width 50 ${NS}::button $w_body.where.b \ -text [mc "Browse"] \ -command [cb _open_local_path] grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew pack $w_body.where -fill x grid columnconfigure $w_body.where 1 -weight 1 trace add variable @local_path write [cb _write_local_path] bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]] update focus $w_body.where.t } method _open_local_path {} { if {$local_path ne {}} { set p $local_path } else { set p [pwd] } set p [tk_chooseDirectory \ -initialdir $p \ -parent $top \ -title [mc "Git Repository"] \ -mustexist true] if {$p eq {}} return set p [file normalize $p] if {![_is_git [file join $p .git]]} { error_popup [mc "Not a Git repository: %s" [file tail $p]] return } set local_path $p } method _do_open2 {} { if {![_is_git [file join $local_path .git]]} { error_popup [mc "Not a Git repository: %s" [file tail $local_path]] return } if {[catch {cd $local_path} err]} { error_popup [strcat \ [mc "Failed to open repository %s:" $local_path] \ "\n\n$err"] return } _append_recentrepos [pwd] set ::_gitdir .git set ::_prefix {} set done 1 } }