Browse Source

git-gui: Refactor into multiple files to save my sanity

I'm finding it difficult to work with a 6,000+ line Tcl script
and not go insane while looking for a particular block of code.
Since most of the program is organized into different units of
functionality and not all users will need all units immediately
on startup we can improve things by splitting procs out into
multiple files and let auto_load handle things for us.

This should help not only to better organize the source, but
it may also improve startup times for some users as the Tcl
parser does not need to read as much script before it can show
the UI.  In many cases the user can avoid reading at least half
of git-gui now.

Unfortunately we now need a library directory in our runtime
location.  This is currently assumed to be $(sharedir)/git-gui/lib
and its expected that the Makefile invoker will setup some sort of
reasonable sharedir value for us, or let us assume its going to be
$(gitexecdir)/../share.

We now also require a tclsh (in TCL_PATH) to just run the Makefile,
as we use tclsh to generate the tclIndex for our lib directory.  I'm
hoping this is not an unncessary burden on end-users who are building
from source.

I haven't really made any functionality changes here, this is just a
huge migration of code from one file to many smaller files.  All of
the new changes are to setup the library path and install the library
files.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
maint
Shawn O. Pearce 18 years ago
parent
commit
f522c9b5ed
  1. 1
      .gitignore
  2. 23
      Makefile
  3. 4108
      git-gui.sh
  4. 390
      lib/blame.tcl
  5. 572
      lib/branch.tcl
  6. 263
      lib/browser.tcl
  7. 410
      lib/commit.tcl
  8. 185
      lib/console.tcl
  9. 89
      lib/database.tcl
  10. 336
      lib/diff.tcl
  11. 101
      lib/error.tcl
  12. 409
      lib/index.tcl
  13. 281
      lib/merge.tcl
  14. 290
      lib/option.tcl
  15. 159
      lib/remote.tcl
  16. 141
      lib/shortcut.tcl
  17. 162
      lib/transport.tcl

1
.gitignore vendored

@ -2,3 +2,4 @@ GIT-VERSION-FILE @@ -2,3 +2,4 @@ GIT-VERSION-FILE
GIT-GUI-VARS
git-citool
git-gui
lib/tclIndex

23
Makefile

@ -10,6 +10,7 @@ GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE @@ -10,6 +10,7 @@ GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE
SCRIPT_SH = git-gui.sh
GITGUI_BUILT_INS = git-citool
ALL_PROGRAMS = $(GITGUI_BUILT_INS) $(patsubst %.sh,%,$(SCRIPT_SH))
ALL_LIBFILES = $(wildcard lib/*.tcl)

ifndef SHELL_PATH
SHELL_PATH = /bin/sh
@ -19,6 +20,10 @@ ifndef gitexecdir @@ -19,6 +20,10 @@ ifndef gitexecdir
gitexecdir := $(shell git --exec-path)
endif

ifndef sharedir
sharedir := $(dir $(gitexecdir))/share
endif

ifndef INSTALL
INSTALL = install
endif
@ -26,8 +31,10 @@ endif @@ -26,8 +31,10 @@ endif
ifndef V
QUIET_GEN = @echo ' ' GEN $@;
QUIET_BUILT_IN = @echo ' ' BUILTIN $@;
QUIET_INDEX = @echo ' ' INDEX $(dir $@);
endif

TCL_PATH ?= tclsh
TCLTK_PATH ?= wish

ifeq ($(findstring $(MAKEFLAGS),s),s)
@ -40,11 +47,15 @@ gitexecdir_SQ = $(subst ','\'',$(gitexecdir)) @@ -40,11 +47,15 @@ gitexecdir_SQ = $(subst ','\'',$(gitexecdir))
SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
TCLTK_PATH_SQ = $(subst ','\'',$(TCLTK_PATH))

libdir ?= $(sharedir)/git-gui/lib
libdir_SQ = $(subst ','\'',$(libdir))

$(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
$(QUIET_GEN)rm -f $@ $@+ && \
sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
-e 's|^exec wish "$$0"|exec $(subst |,'\|',$(TCLTK_PATH_SQ)) "$$0"|' \
-e 's/@@GITGUI_VERSION@@/$(GITGUI_VERSION)/g' \
-e 's|@@GITGUI_LIBDIR@@|$(libdir_SQ)|' \
$@.sh >$@+ && \
chmod +x $@+ && \
mv $@+ $@
@ -52,12 +63,16 @@ $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh @@ -52,12 +63,16 @@ $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
$(GITGUI_BUILT_INS): git-gui
$(QUIET_BUILT_IN)rm -f $@ && ln git-gui $@

lib/tclIndex: $(ALL_LIBFILES)
$(QUIET_INDEX)echo auto_mkindex lib '*.tcl' | $(TCL_PATH)

# These can record GITGUI_VERSION
$(patsubst %.sh,%,$(SCRIPT_SH)): GIT-VERSION-FILE GIT-GUI-VARS

TRACK_VARS = \
$(subst ','\'',SHELL_PATH='$(SHELL_PATH_SQ)') \
$(subst ','\'',TCLTK_PATH='$(TCLTK_PATH_SQ)') \
$(subst ','\'',libdir='$(libdir_SQ)') \
#end TRACK_VARS

GIT-GUI-VARS: .FORCE-GIT-GUI-VARS
@ -67,19 +82,23 @@ GIT-GUI-VARS: .FORCE-GIT-GUI-VARS @@ -67,19 +82,23 @@ GIT-GUI-VARS: .FORCE-GIT-GUI-VARS
echo 1>$@ "$$VARS"; \
fi

all:: $(ALL_PROGRAMS)
all:: $(ALL_PROGRAMS) lib/tclIndex

install: all
$(INSTALL) -d -m755 '$(DESTDIR_SQ)$(gitexecdir_SQ)'
$(INSTALL) git-gui '$(DESTDIR_SQ)$(gitexecdir_SQ)'
$(foreach p,$(GITGUI_BUILT_INS), rm -f '$(DESTDIR_SQ)$(gitexecdir_SQ)/$p' && ln '$(DESTDIR_SQ)$(gitexecdir_SQ)/git-gui' '$(DESTDIR_SQ)$(gitexecdir_SQ)/$p' ;)
$(INSTALL) -d -m755 '$(DESTDIR_SQ)$(libdir_SQ)'
$(INSTALL) -m644 lib/tclIndex '$(DESTDIR_SQ)$(libdir_SQ)'
$(foreach p,$(ALL_LIBFILES), $(INSTALL) -m644 $p '$(DESTDIR_SQ)$(libdir_SQ)' ;)

dist-version:
@mkdir -p $(TARDIR)
@echo $(GITGUI_VERSION) > $(TARDIR)/version

clean::
rm -f $(ALL_PROGRAMS) GIT-VERSION-FILE GIT-GUI-VARS
rm -f $(ALL_PROGRAMS) lib/tclIndex
rm -f GIT-VERSION-FILE GIT-GUI-VARS

.PHONY: all install dist-version clean
.PHONY: .FORCE-GIT-VERSION-FILE

4108
git-gui.sh

File diff suppressed because it is too large Load Diff

390
lib/blame.tcl

@ -0,0 +1,390 @@ @@ -0,0 +1,390 @@
# git-gui blame viewer
# Copyright (C) 2006, 2007 Shawn Pearce

proc show_blame {commit path} {
global next_browser_id blame_status blame_data

if {[winfo ismapped .]} {
set w .browser[incr next_browser_id]
set tl $w
toplevel $w
} else {
set w {}
set tl .
}
set blame_status($w) {Loading current file content...}

label $w.path -text "$commit:$path" \
-anchor w \
-justify left \
-borderwidth 1 \
-relief sunken \
-font font_uibold
pack $w.path -side top -fill x

frame $w.out
text $w.out.loaded_t \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 40 \
-width 1 \
-font font_diff
$w.out.loaded_t tag conf annotated -background grey

text $w.out.linenumber_t \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 40 \
-width 5 \
-font font_diff
$w.out.linenumber_t tag conf linenumber -justify right

text $w.out.file_t \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 40 \
-width 80 \
-xscrollcommand [list $w.out.sbx set] \
-font font_diff

scrollbar $w.out.sbx -orient h -command [list $w.out.file_t xview]
scrollbar $w.out.sby -orient v \
-command [list scrollbar2many [list \
$w.out.loaded_t \
$w.out.linenumber_t \
$w.out.file_t \
] yview]
grid \
$w.out.linenumber_t \
$w.out.loaded_t \
$w.out.file_t \
$w.out.sby \
-sticky nsew
grid conf $w.out.sbx -column 2 -sticky we
grid columnconfigure $w.out 2 -weight 1
grid rowconfigure $w.out 0 -weight 1
pack $w.out -fill both -expand 1

label $w.status -textvariable blame_status($w) \
-anchor w \
-justify left \
-borderwidth 1 \
-relief sunken
pack $w.status -side bottom -fill x

frame $w.cm
text $w.cm.t \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 10 \
-width 80 \
-xscrollcommand [list $w.cm.sbx set] \
-yscrollcommand [list $w.cm.sby set] \
-font font_diff
scrollbar $w.cm.sbx -orient h -command [list $w.cm.t xview]
scrollbar $w.cm.sby -orient v -command [list $w.cm.t yview]
pack $w.cm.sby -side right -fill y
pack $w.cm.sbx -side bottom -fill x
pack $w.cm.t -expand 1 -fill both
pack $w.cm -side bottom -fill x

menu $w.ctxm -tearoff 0
$w.ctxm add command -label "Copy Commit" \
-command "blame_copycommit $w \$cursorW @\$cursorX,\$cursorY"

foreach i [list \
$w.out.loaded_t \
$w.out.linenumber_t \
$w.out.file_t] {
$i tag conf in_sel \
-background [$i cget -foreground] \
-foreground [$i cget -background]
$i conf -yscrollcommand \
[list many2scrollbar [list \
$w.out.loaded_t \
$w.out.linenumber_t \
$w.out.file_t \
] yview $w.out.sby]
bind $i <Button-1> "
blame_click {$w} \\
$w.cm.t \\
$w.out.linenumber_t \\
$w.out.file_t \\
$i @%x,%y
focus $i
"
bind_button3 $i "
set cursorX %x
set cursorY %y
set cursorW %W
tk_popup $w.ctxm %X %Y
"
}

bind $w.cm.t <Button-1> "focus $w.cm.t"
bind $tl <Visibility> "focus $tl"
bind $tl <Destroy> "
array unset blame_status {$w}
array unset blame_data $w,*
"
wm title $tl "[appname] ([reponame]): File Viewer"

set blame_data($w,commit_count) 0
set blame_data($w,commit_list) {}
set blame_data($w,total_lines) 0
set blame_data($w,blame_lines) 0
set blame_data($w,highlight_commit) {}
set blame_data($w,highlight_line) -1

set cmd [list git cat-file blob "$commit:$path"]
set fd [open "| $cmd" r]
fconfigure $fd -blocking 0 -translation lf -encoding binary
fileevent $fd readable [list read_blame_catfile \
$fd $w $commit $path \
$w.cm.t $w.out.loaded_t $w.out.linenumber_t $w.out.file_t]
}

proc read_blame_catfile {fd w commit path w_cmit w_load w_line w_file} {
global blame_status blame_data

if {![winfo exists $w_file]} {
catch {close $fd}
return
}

set n $blame_data($w,total_lines)
$w_load conf -state normal
$w_line conf -state normal
$w_file conf -state normal
while {[gets $fd line] >= 0} {
regsub "\r\$" $line {} line
incr n
$w_load insert end "\n"
$w_line insert end "$n\n" linenumber
$w_file insert end "$line\n"
}
$w_load conf -state disabled
$w_line conf -state disabled
$w_file conf -state disabled
set blame_data($w,total_lines) $n

if {[eof $fd]} {
close $fd
blame_incremental_status $w
set cmd [list git blame -M -C --incremental]
lappend cmd $commit -- $path
set fd [open "| $cmd" r]
fconfigure $fd -blocking 0 -translation lf -encoding binary
fileevent $fd readable [list read_blame_incremental $fd $w \
$w_load $w_cmit $w_line $w_file]
}
}

proc read_blame_incremental {fd w w_load w_cmit w_line w_file} {
global blame_status blame_data

if {![winfo exists $w_file]} {
catch {close $fd}
return
}

while {[gets $fd line] >= 0} {
if {[regexp {^([a-z0-9]{40}) (\d+) (\d+) (\d+)$} $line line \
cmit original_line final_line line_count]} {
set blame_data($w,commit) $cmit
set blame_data($w,original_line) $original_line
set blame_data($w,final_line) $final_line
set blame_data($w,line_count) $line_count

if {[catch {set g $blame_data($w,$cmit,order)}]} {
$w_line tag conf g$cmit
$w_file tag conf g$cmit
$w_line tag raise in_sel
$w_file tag raise in_sel
$w_file tag raise sel
set blame_data($w,$cmit,order) $blame_data($w,commit_count)
incr blame_data($w,commit_count)
lappend blame_data($w,commit_list) $cmit
}
} elseif {[string match {filename *} $line]} {
set file [string range $line 9 end]
set n $blame_data($w,line_count)
set lno $blame_data($w,final_line)
set cmit $blame_data($w,commit)

while {$n > 0} {
if {[catch {set g g$blame_data($w,line$lno,commit)}]} {
$w_load tag add annotated $lno.0 "$lno.0 lineend + 1c"
} else {
$w_line tag remove g$g $lno.0 "$lno.0 lineend + 1c"
$w_file tag remove g$g $lno.0 "$lno.0 lineend + 1c"
}

set blame_data($w,line$lno,commit) $cmit
set blame_data($w,line$lno,file) $file
$w_line tag add g$cmit $lno.0 "$lno.0 lineend + 1c"
$w_file tag add g$cmit $lno.0 "$lno.0 lineend + 1c"

if {$blame_data($w,highlight_line) == -1} {
if {[lindex [$w_file yview] 0] == 0} {
$w_file see $lno.0
blame_showcommit $w $w_cmit $w_line $w_file $lno
}
} elseif {$blame_data($w,highlight_line) == $lno} {
blame_showcommit $w $w_cmit $w_line $w_file $lno
}

incr n -1
incr lno
incr blame_data($w,blame_lines)
}

set hc $blame_data($w,highlight_commit)
if {$hc ne {}
&& [expr {$blame_data($w,$hc,order) + 1}]
== $blame_data($w,$cmit,order)} {
blame_showcommit $w $w_cmit $w_line $w_file \
$blame_data($w,highlight_line)
}
} elseif {[regexp {^([a-z-]+) (.*)$} $line line header data]} {
set blame_data($w,$blame_data($w,commit),$header) $data
}
}

if {[eof $fd]} {
close $fd
set blame_status($w) {Annotation complete.}
} else {
blame_incremental_status $w
}
}

proc blame_incremental_status {w} {
global blame_status blame_data

set have $blame_data($w,blame_lines)
set total $blame_data($w,total_lines)
set pdone 0
if {$total} {set pdone [expr {100 * $have / $total}]}

set blame_status($w) [format \
"Loading annotations... %i of %i lines annotated (%2i%%)" \
$have $total $pdone]
}

proc blame_click {w w_cmit w_line w_file cur_w pos} {
set lno [lindex [split [$cur_w index $pos] .] 0]
if {$lno eq {}} return

$w_line tag remove in_sel 0.0 end
$w_file tag remove in_sel 0.0 end
$w_line tag add in_sel $lno.0 "$lno.0 + 1 line"
$w_file tag add in_sel $lno.0 "$lno.0 + 1 line"

blame_showcommit $w $w_cmit $w_line $w_file $lno
}

set blame_colors {
#ff4040
#ff40ff
#4040ff
}

proc blame_showcommit {w w_cmit w_line w_file lno} {
global blame_colors blame_data repo_config

set cmit $blame_data($w,highlight_commit)
if {$cmit ne {}} {
set idx $blame_data($w,$cmit,order)
set i 0
foreach c $blame_colors {
set h [lindex $blame_data($w,commit_list) [expr {$idx - 1 + $i}]]
$w_line tag conf g$h -background white
$w_file tag conf g$h -background white
incr i
}
}

$w_cmit conf -state normal
$w_cmit delete 0.0 end
if {[catch {set cmit $blame_data($w,line$lno,commit)}]} {
set cmit {}
$w_cmit insert end "Loading annotation..."
} else {
set idx $blame_data($w,$cmit,order)
set i 0
foreach c $blame_colors {
set h [lindex $blame_data($w,commit_list) [expr {$idx - 1 + $i}]]
$w_line tag conf g$h -background $c
$w_file tag conf g$h -background $c
incr i
}

set author_name {}
set author_email {}
set author_time {}
catch {set author_name $blame_data($w,$cmit,author)}
catch {set author_email $blame_data($w,$cmit,author-mail)}
catch {set author_time [clock format $blame_data($w,$cmit,author-time)]}

set committer_name {}
set committer_email {}
set committer_time {}
catch {set committer_name $blame_data($w,$cmit,committer)}
catch {set committer_email $blame_data($w,$cmit,committer-mail)}
catch {set committer_time [clock format $blame_data($w,$cmit,committer-time)]}

if {[catch {set msg $blame_data($w,$cmit,message)}]} {
set msg {}
catch {
set fd [open "| git cat-file commit $cmit" r]
fconfigure $fd -encoding binary -translation lf
if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
set enc utf-8
}
while {[gets $fd line] > 0} {
if {[string match {encoding *} $line]} {
set enc [string tolower [string range $line 9 end]]
}
}
set msg [encoding convertfrom $enc [read $fd]]
set msg [string trim $msg]
close $fd

set author_name [encoding convertfrom $enc $author_name]
set committer_name [encoding convertfrom $enc $committer_name]

set blame_data($w,$cmit,author) $author_name
set blame_data($w,$cmit,committer) $committer_name
}
set blame_data($w,$cmit,message) $msg
}

$w_cmit insert end "commit $cmit\n"
$w_cmit insert end "Author: $author_name $author_email $author_time\n"
$w_cmit insert end "Committer: $committer_name $committer_email $committer_time\n"
$w_cmit insert end "Original File: [escape_path $blame_data($w,line$lno,file)]\n"
$w_cmit insert end "\n"
$w_cmit insert end $msg
}
$w_cmit conf -state disabled

set blame_data($w,highlight_line) $lno
set blame_data($w,highlight_commit) $cmit
}

proc blame_copycommit {w i pos} {
global blame_data
set lno [lindex [split [$i index $pos] .] 0]
if {![catch {set commit $blame_data($w,line$lno,commit)}]} {
clipboard clear
clipboard append \
-format STRING \
-type STRING \
-- $commit
}
}

572
lib/branch.tcl

@ -0,0 +1,572 @@ @@ -0,0 +1,572 @@
# git-gui branch (create/delete) support
# Copyright (C) 2006, 2007 Shawn Pearce

proc load_all_heads {} {
global all_heads

set all_heads [list]
set fd [open "| git for-each-ref --format=%(refname) refs/heads" r]
while {[gets $fd line] > 0} {
if {[is_tracking_branch $line]} continue
if {![regsub ^refs/heads/ $line {} name]} continue
lappend all_heads $name
}
close $fd

set all_heads [lsort $all_heads]
}

proc load_all_tags {} {
set all_tags [list]
set fd [open "| git for-each-ref --format=%(refname) refs/tags" r]
while {[gets $fd line] > 0} {
if {![regsub ^refs/tags/ $line {} name]} continue
lappend all_tags $name
}
close $fd

return [lsort $all_tags]
}

proc populate_branch_menu {} {
global all_heads disable_on_lock

set m .mbar.branch
set last [$m index last]
for {set i 0} {$i <= $last} {incr i} {
if {[$m type $i] eq {separator}} {
$m delete $i last
set new_dol [list]
foreach a $disable_on_lock {
if {[lindex $a 0] ne $m || [lindex $a 2] < $i} {
lappend new_dol $a
}
}
set disable_on_lock $new_dol
break
}
}

if {$all_heads ne {}} {
$m add separator
}
foreach b $all_heads {
$m add radiobutton \
-label $b \
-command [list switch_branch $b] \
-variable current_branch \
-value $b
lappend disable_on_lock \
[list $m entryconf [$m index last] -state]
}
}

proc do_create_branch_action {w} {
global all_heads null_sha1 repo_config
global create_branch_checkout create_branch_revtype
global create_branch_head create_branch_trackinghead
global create_branch_name create_branch_revexp
global create_branch_tag

set newbranch $create_branch_name
if {$newbranch eq {}
|| $newbranch eq $repo_config(gui.newbranchtemplate)} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Please supply a branch name."
focus $w.desc.name_t
return
}
if {![catch {git show-ref --verify -- "refs/heads/$newbranch"}]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Branch '$newbranch' already exists."
focus $w.desc.name_t
return
}
if {[catch {git check-ref-format "heads/$newbranch"}]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "We do not like '$newbranch' as a branch name."
focus $w.desc.name_t
return
}

set rev {}
switch -- $create_branch_revtype {
head {set rev $create_branch_head}
tracking {set rev $create_branch_trackinghead}
tag {set rev $create_branch_tag}
expression {set rev $create_branch_revexp}
}
if {[catch {set cmt [git rev-parse --verify "${rev}^0"]}]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Invalid starting revision: $rev"
return
}
if {[catch {
git update-ref \
-m "branch: Created from $rev" \
"refs/heads/$newbranch" \
$cmt \
$null_sha1
} err]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Failed to create '$newbranch'.\n\n$err"
return
}

lappend all_heads $newbranch
set all_heads [lsort $all_heads]
populate_branch_menu
destroy $w
if {$create_branch_checkout} {
switch_branch $newbranch
}
}

proc radio_selector {varname value args} {
upvar #0 $varname var
set var $value
}

trace add variable create_branch_head write \
[list radio_selector create_branch_revtype head]
trace add variable create_branch_trackinghead write \
[list radio_selector create_branch_revtype tracking]
trace add variable create_branch_tag write \
[list radio_selector create_branch_revtype tag]

trace add variable delete_branch_head write \
[list radio_selector delete_branch_checktype head]
trace add variable delete_branch_trackinghead write \
[list radio_selector delete_branch_checktype tracking]

proc do_create_branch {} {
global all_heads current_branch repo_config
global create_branch_checkout create_branch_revtype
global create_branch_head create_branch_trackinghead
global create_branch_name create_branch_revexp
global create_branch_tag

set w .branch_editor
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header -text {Create New Branch} \
-font font_uibold
pack $w.header -side top -fill x

frame $w.buttons
button $w.buttons.create -text Create \
-default active \
-command [list do_create_branch_action $w]
pack $w.buttons.create -side right
button $w.buttons.cancel -text {Cancel} \
-command [list destroy $w]
pack $w.buttons.cancel -side right -padx 5
pack $w.buttons -side bottom -fill x -pady 10 -padx 10

labelframe $w.desc -text {Branch Description}
label $w.desc.name_l -text {Name:}
entry $w.desc.name_t \
-borderwidth 1 \
-relief sunken \
-width 40 \
-textvariable create_branch_name \
-validate key \
-validatecommand {
if {%d == 1 && [regexp {[~^:?*\[\0- ]} %S]} {return 0}
return 1
}
grid $w.desc.name_l $w.desc.name_t -sticky we -padx {0 5}
grid columnconfigure $w.desc 1 -weight 1
pack $w.desc -anchor nw -fill x -pady 5 -padx 5

labelframe $w.from -text {Starting Revision}
radiobutton $w.from.head_r \
-text {Local Branch:} \
-value head \
-variable create_branch_revtype
eval tk_optionMenu $w.from.head_m create_branch_head $all_heads
grid $w.from.head_r $w.from.head_m -sticky w
set all_trackings [all_tracking_branches]
if {$all_trackings ne {}} {
set create_branch_trackinghead [lindex $all_trackings 0]
radiobutton $w.from.tracking_r \
-text {Tracking Branch:} \
-value tracking \
-variable create_branch_revtype
eval tk_optionMenu $w.from.tracking_m \
create_branch_trackinghead \
$all_trackings
grid $w.from.tracking_r $w.from.tracking_m -sticky w
}
set all_tags [load_all_tags]
if {$all_tags ne {}} {
set create_branch_tag [lindex $all_tags 0]
radiobutton $w.from.tag_r \
-text {Tag:} \
-value tag \
-variable create_branch_revtype
eval tk_optionMenu $w.from.tag_m create_branch_tag $all_tags
grid $w.from.tag_r $w.from.tag_m -sticky w
}
radiobutton $w.from.exp_r \
-text {Revision Expression:} \
-value expression \
-variable create_branch_revtype
entry $w.from.exp_t \
-borderwidth 1 \
-relief sunken \
-width 50 \
-textvariable create_branch_revexp \
-validate key \
-validatecommand {
if {%d == 1 && [regexp {\s} %S]} {return 0}
if {%d == 1 && [string length %S] > 0} {
set create_branch_revtype expression
}
return 1
}
grid $w.from.exp_r $w.from.exp_t -sticky we -padx {0 5}
grid columnconfigure $w.from 1 -weight 1
pack $w.from -anchor nw -fill x -pady 5 -padx 5

labelframe $w.postActions -text {Post Creation Actions}
checkbutton $w.postActions.checkout \
-text {Checkout after creation} \
-variable create_branch_checkout
pack $w.postActions.checkout -anchor nw
pack $w.postActions -anchor nw -fill x -pady 5 -padx 5

set create_branch_checkout 1
set create_branch_head $current_branch
set create_branch_revtype head
set create_branch_name $repo_config(gui.newbranchtemplate)
set create_branch_revexp {}

bind $w <Visibility> "
grab $w
$w.desc.name_t icursor end
focus $w.desc.name_t
"
bind $w <Key-Escape> "destroy $w"
bind $w <Key-Return> "do_create_branch_action $w;break"
wm title $w "[appname] ([reponame]): Create Branch"
tkwait window $w
}

proc do_delete_branch_action {w} {
global all_heads
global delete_branch_checktype delete_branch_head delete_branch_trackinghead

set check_rev {}
switch -- $delete_branch_checktype {
head {set check_rev $delete_branch_head}
tracking {set check_rev $delete_branch_trackinghead}
always {set check_rev {:none}}
}
if {$check_rev eq {:none}} {
set check_cmt {}
} elseif {[catch {set check_cmt [git rev-parse --verify "${check_rev}^0"]}]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Invalid check revision: $check_rev"
return
}

set to_delete [list]
set not_merged [list]
foreach i [$w.list.l curselection] {
set b [$w.list.l get $i]
if {[catch {set o [git rev-parse --verify $b]}]} continue
if {$check_cmt ne {}} {
if {$b eq $check_rev} continue
if {[catch {set m [git merge-base $o $check_cmt]}]} continue
if {$o ne $m} {
lappend not_merged $b
continue
}
}
lappend to_delete [list $b $o]
}
if {$not_merged ne {}} {
set msg "The following branches are not completely merged into $check_rev:

- [join $not_merged "\n - "]"
tk_messageBox \
-icon info \
-type ok \
-title [wm title $w] \
-parent $w \
-message $msg
}
if {$to_delete eq {}} return
if {$delete_branch_checktype eq {always}} {
set msg {Recovering deleted branches is difficult.

Delete the selected branches?}
if {[tk_messageBox \
-icon warning \
-type yesno \
-title [wm title $w] \
-parent $w \
-message $msg] ne yes} {
return
}
}

set failed {}
foreach i $to_delete {
set b [lindex $i 0]
set o [lindex $i 1]
if {[catch {git update-ref -d "refs/heads/$b" $o} err]} {
append failed " - $b: $err\n"
} else {
set x [lsearch -sorted -exact $all_heads $b]
if {$x >= 0} {
set all_heads [lreplace $all_heads $x $x]
}
}
}

if {$failed ne {}} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Failed to delete branches:\n$failed"
}

set all_heads [lsort $all_heads]
populate_branch_menu
destroy $w
}

proc do_delete_branch {} {
global all_heads tracking_branches current_branch
global delete_branch_checktype delete_branch_head delete_branch_trackinghead

set w .branch_editor
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header -text {Delete Local Branch} \
-font font_uibold
pack $w.header -side top -fill x

frame $w.buttons
button $w.buttons.create -text Delete \
-command [list do_delete_branch_action $w]
pack $w.buttons.create -side right
button $w.buttons.cancel -text {Cancel} \
-command [list destroy $w]
pack $w.buttons.cancel -side right -padx 5
pack $w.buttons -side bottom -fill x -pady 10 -padx 10

labelframe $w.list -text {Local Branches}
listbox $w.list.l \
-height 10 \
-width 70 \
-selectmode extended \
-yscrollcommand [list $w.list.sby set]
foreach h $all_heads {
if {$h ne $current_branch} {
$w.list.l insert end $h
}
}
scrollbar $w.list.sby -command [list $w.list.l yview]
pack $w.list.sby -side right -fill y
pack $w.list.l -side left -fill both -expand 1
pack $w.list -fill both -expand 1 -pady 5 -padx 5

labelframe $w.validate -text {Delete Only If}
radiobutton $w.validate.head_r \
-text {Merged Into Local Branch:} \
-value head \
-variable delete_branch_checktype
eval tk_optionMenu $w.validate.head_m delete_branch_head $all_heads
grid $w.validate.head_r $w.validate.head_m -sticky w
set all_trackings [all_tracking_branches]
if {$all_trackings ne {}} {
set delete_branch_trackinghead [lindex $all_trackings 0]
radiobutton $w.validate.tracking_r \
-text {Merged Into Tracking Branch:} \
-value tracking \
-variable delete_branch_checktype
eval tk_optionMenu $w.validate.tracking_m \
delete_branch_trackinghead \
$all_trackings
grid $w.validate.tracking_r $w.validate.tracking_m -sticky w
}
radiobutton $w.validate.always_r \
-text {Always (Do not perform merge checks)} \
-value always \
-variable delete_branch_checktype
grid $w.validate.always_r -columnspan 2 -sticky w
grid columnconfigure $w.validate 1 -weight 1
pack $w.validate -anchor nw -fill x -pady 5 -padx 5

set delete_branch_head $current_branch
set delete_branch_checktype head

bind $w <Visibility> "grab $w; focus $w"
bind $w <Key-Escape> "destroy $w"
wm title $w "[appname] ([reponame]): Delete Branch"
tkwait window $w
}

proc switch_branch {new_branch} {
global HEAD commit_type current_branch repo_config

if {![lock_index switch]} return

# -- Our in memory state should match the repository.
#
repository_state curType curHEAD curMERGE_HEAD
if {[string match amend* $commit_type]
&& $curType eq {normal}
&& $curHEAD eq $HEAD} {
} elseif {$commit_type ne $curType || $HEAD ne $curHEAD} {
info_popup {Last scanned state does not match repository state.

Another Git program has modified this repository since the last scan. A rescan must be performed before the current branch can be changed.

The rescan will be automatically started now.
}
unlock_index
rescan {set ui_status_value {Ready.}}
return
}

# -- Don't do a pointless switch.
#
if {$current_branch eq $new_branch} {
unlock_index
return
}

if {$repo_config(gui.trustmtime) eq {true}} {
switch_branch_stage2 {} $new_branch
} else {
set ui_status_value {Refreshing file status...}
set cmd [list git update-index]
lappend cmd -q
lappend cmd --unmerged
lappend cmd --ignore-missing
lappend cmd --refresh
set fd_rf [open "| $cmd" r]
fconfigure $fd_rf -blocking 0 -translation binary
fileevent $fd_rf readable \
[list switch_branch_stage2 $fd_rf $new_branch]
}
}

proc switch_branch_stage2 {fd_rf new_branch} {
global ui_status_value HEAD

if {$fd_rf ne {}} {
read $fd_rf
if {![eof $fd_rf]} return
close $fd_rf
}

set ui_status_value "Updating working directory to '$new_branch'..."
set cmd [list git read-tree]
lappend cmd -m
lappend cmd -u
lappend cmd --exclude-per-directory=.gitignore
lappend cmd $HEAD
lappend cmd $new_branch
set fd_rt [open "| $cmd" r]
fconfigure $fd_rt -blocking 0 -translation binary
fileevent $fd_rt readable \
[list switch_branch_readtree_wait $fd_rt $new_branch]
}

proc switch_branch_readtree_wait {fd_rt new_branch} {
global selected_commit_type commit_type HEAD MERGE_HEAD PARENT
global current_branch
global ui_comm ui_status_value

# -- We never get interesting output on stdout; only stderr.
#
read $fd_rt
fconfigure $fd_rt -blocking 1
if {![eof $fd_rt]} {
fconfigure $fd_rt -blocking 0
return
}

# -- The working directory wasn't in sync with the index and
# we'd have to overwrite something to make the switch. A
# merge is required.
#
if {[catch {close $fd_rt} err]} {
regsub {^fatal: } $err {} err
warn_popup "File level merge required.

$err

Staying on branch '$current_branch'."
set ui_status_value "Aborted checkout of '$new_branch' (file level merging is required)."
unlock_index
return
}

# -- Update the symbolic ref. Core git doesn't even check for failure
# here, it Just Works(tm). If it doesn't we are in some really ugly
# state that is difficult to recover from within git-gui.
#
if {[catch {git symbolic-ref HEAD "refs/heads/$new_branch"} err]} {
error_popup "Failed to set current branch.

This working directory is only partially switched. We successfully updated your files, but failed to update an internal Git file.

This should not have occurred. [appname] will now close and give up.

$err"
do_quit
return
}

# -- Update our repository state. If we were previously in amend mode
# we need to toss the current buffer and do a full rescan to update
# our file lists. If we weren't in amend mode our file lists are
# accurate and we can avoid the rescan.
#
unlock_index
set selected_commit_type new
if {[string match amend* $commit_type]} {
$ui_comm delete 0.0 end
$ui_comm edit reset
$ui_comm edit modified false
rescan {set ui_status_value "Checked out branch '$current_branch'."}
} else {
repository_state commit_type HEAD MERGE_HEAD
set PARENT $HEAD
set ui_status_value "Checked out branch '$current_branch'."
}
}

263
lib/browser.tcl

@ -0,0 +1,263 @@ @@ -0,0 +1,263 @@
# git-gui tree browser
# Copyright (C) 2006, 2007 Shawn Pearce

set next_browser_id 0

proc new_browser {commit} {
global next_browser_id cursor_ptr M1B
global browser_commit browser_status browser_stack browser_path browser_busy

if {[winfo ismapped .]} {
set w .browser[incr next_browser_id]
set tl $w
toplevel $w
} else {
set w {}
set tl .
}
set w_list $w.list.l
set browser_commit($w_list) $commit
set browser_status($w_list) {Starting...}
set browser_stack($w_list) {}
set browser_path($w_list) $browser_commit($w_list):
set browser_busy($w_list) 1

label $w.path -textvariable browser_path($w_list) \
-anchor w \
-justify left \
-borderwidth 1 \
-relief sunken \
-font font_uibold
pack $w.path -anchor w -side top -fill x

frame $w.list
text $w_list -background white -borderwidth 0 \
-cursor $cursor_ptr \
-state disabled \
-wrap none \
-height 20 \
-width 70 \
-xscrollcommand [list $w.list.sbx set] \
-yscrollcommand [list $w.list.sby set]
$w_list tag conf in_sel \
-background [$w_list cget -foreground] \
-foreground [$w_list cget -background]
scrollbar $w.list.sbx -orient h -command [list $w_list xview]
scrollbar $w.list.sby -orient v -command [list $w_list yview]
pack $w.list.sbx -side bottom -fill x
pack $w.list.sby -side right -fill y
pack $w_list -side left -fill both -expand 1
pack $w.list -side top -fill both -expand 1

label $w.status -textvariable browser_status($w_list) \
-anchor w \
-justify left \
-borderwidth 1 \
-relief sunken
pack $w.status -anchor w -side bottom -fill x

bind $w_list <Button-1> "browser_click 0 $w_list @%x,%y;break"
bind $w_list <Double-Button-1> "browser_click 1 $w_list @%x,%y;break"
bind $w_list <$M1B-Up> "browser_parent $w_list;break"
bind $w_list <$M1B-Left> "browser_parent $w_list;break"
bind $w_list <Up> "browser_move -1 $w_list;break"
bind $w_list <Down> "browser_move 1 $w_list;break"
bind $w_list <$M1B-Right> "browser_enter $w_list;break"
bind $w_list <Return> "browser_enter $w_list;break"
bind $w_list <Prior> "browser_page -1 $w_list;break"
bind $w_list <Next> "browser_page 1 $w_list;break"
bind $w_list <Left> break
bind $w_list <Right> break

bind $tl <Visibility> "focus $w"
bind $tl <Destroy> "
array unset browser_buffer $w_list
array unset browser_files $w_list
array unset browser_status $w_list
array unset browser_stack $w_list
array unset browser_path $w_list
array unset browser_commit $w_list
array unset browser_busy $w_list
"
wm title $tl "[appname] ([reponame]): File Browser"
ls_tree $w_list $browser_commit($w_list) {}
}

proc browser_move {dir w} {
global browser_files browser_busy

if {$browser_busy($w)} return
set lno [lindex [split [$w index in_sel.first] .] 0]
incr lno $dir
if {[lindex $browser_files($w) [expr {$lno - 1}]] ne {}} {
$w tag remove in_sel 0.0 end
$w tag add in_sel $lno.0 [expr {$lno + 1}].0
$w see $lno.0
}
}

proc browser_page {dir w} {
global browser_files browser_busy

if {$browser_busy($w)} return
$w yview scroll $dir pages
set lno [expr {int(
[lindex [$w yview] 0]
* [llength $browser_files($w)]
+ 1)}]
if {[lindex $browser_files($w) [expr {$lno - 1}]] ne {}} {
$w tag remove in_sel 0.0 end
$w tag add in_sel $lno.0 [expr {$lno + 1}].0
$w see $lno.0
}
}

proc browser_parent {w} {
global browser_files browser_status browser_path
global browser_stack browser_busy

if {$browser_busy($w)} return
set info [lindex $browser_files($w) 0]
if {[lindex $info 0] eq {parent}} {
set parent [lindex $browser_stack($w) end-1]
set browser_stack($w) [lrange $browser_stack($w) 0 end-2]
if {$browser_stack($w) eq {}} {
regsub {:.*$} $browser_path($w) {:} browser_path($w)
} else {
regsub {/[^/]+$} $browser_path($w) {} browser_path($w)
}
set browser_status($w) "Loading $browser_path($w)..."
ls_tree $w [lindex $parent 0] [lindex $parent 1]
}
}

proc browser_enter {w} {
global browser_files browser_status browser_path
global browser_commit browser_stack browser_busy

if {$browser_busy($w)} return
set lno [lindex [split [$w index in_sel.first] .] 0]
set info [lindex $browser_files($w) [expr {$lno - 1}]]
if {$info ne {}} {
switch -- [lindex $info 0] {
parent {
browser_parent $w
}
tree {
set name [lindex $info 2]
set escn [escape_path $name]
set browser_status($w) "Loading $escn..."
append browser_path($w) $escn
ls_tree $w [lindex $info 1] $name
}
blob {
set name [lindex $info 2]
set p {}
foreach n $browser_stack($w) {
append p [lindex $n 1]
}
append p $name
show_blame $browser_commit($w) $p
}
}
}
}

proc browser_click {was_double_click w pos} {
global browser_files browser_busy

if {$browser_busy($w)} return
set lno [lindex [split [$w index $pos] .] 0]
focus $w

if {[lindex $browser_files($w) [expr {$lno - 1}]] ne {}} {
$w tag remove in_sel 0.0 end
$w tag add in_sel $lno.0 [expr {$lno + 1}].0
if {$was_double_click} {
browser_enter $w
}
}
}

proc ls_tree {w tree_id name} {
global browser_buffer browser_files browser_stack browser_busy

set browser_buffer($w) {}
set browser_files($w) {}
set browser_busy($w) 1

$w conf -state normal
$w tag remove in_sel 0.0 end
$w delete 0.0 end
if {$browser_stack($w) ne {}} {
$w image create end \
-align center -padx 5 -pady 1 \
-name icon0 \
-image file_uplevel
$w insert end {[Up To Parent]}
lappend browser_files($w) parent
}
lappend browser_stack($w) [list $tree_id $name]
$w conf -state disabled

set cmd [list git ls-tree -z $tree_id]
set fd [open "| $cmd" r]
fconfigure $fd -blocking 0 -translation binary -encoding binary
fileevent $fd readable [list read_ls_tree $fd $w]
}

proc read_ls_tree {fd w} {
global browser_buffer browser_files browser_status browser_busy

if {![winfo exists $w]} {
catch {close $fd}
return
}

append browser_buffer($w) [read $fd]
set pck [split $browser_buffer($w) "\0"]
set browser_buffer($w) [lindex $pck end]

set n [llength $browser_files($w)]
$w conf -state normal
foreach p [lrange $pck 0 end-1] {
set info [split $p "\t"]
set path [lindex $info 1]
set info [split [lindex $info 0] { }]
set type [lindex $info 1]
set object [lindex $info 2]

switch -- $type {
blob {
set image file_mod
}
tree {
set image file_dir
append path /
}
default {
set image file_question
}
}

if {$n > 0} {$w insert end "\n"}
$w image create end \
-align center -padx 5 -pady 1 \
-name icon[incr n] \
-image $image
$w insert end [escape_path $path]
lappend browser_files($w) [list $type $object $path]
}
$w conf -state disabled

if {[eof $fd]} {
close $fd
set browser_status($w) Ready.
set browser_busy($w) 0
array unset browser_buffer $w
if {$n > 0} {
$w tag add in_sel 1.0 2.0
focus -force $w
}
}
}

410
lib/commit.tcl

@ -0,0 +1,410 @@ @@ -0,0 +1,410 @@
# git-gui misc. commit reading/writing support
# Copyright (C) 2006, 2007 Shawn Pearce

proc load_last_commit {} {
global HEAD PARENT MERGE_HEAD commit_type ui_comm
global repo_config

if {[llength $PARENT] == 0} {
error_popup {There is nothing to amend.

You are about to create the initial commit. There is no commit before this to amend.
}
return
}

repository_state curType curHEAD curMERGE_HEAD
if {$curType eq {merge}} {
error_popup {Cannot amend while merging.

You are currently in the middle of a merge that has not been fully completed. You cannot amend the prior commit unless you first abort the current merge activity.
}
return
}

set msg {}
set parents [list]
if {[catch {
set fd [open "| git cat-file commit $curHEAD" r]
fconfigure $fd -encoding binary -translation lf
if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
set enc utf-8
}
while {[gets $fd line] > 0} {
if {[string match {parent *} $line]} {
lappend parents [string range $line 7 end]
} elseif {[string match {encoding *} $line]} {
set enc [string tolower [string range $line 9 end]]
}
}
set msg [encoding convertfrom $enc [read $fd]]
set msg [string trim $msg]
close $fd
} err]} {
error_popup "Error loading commit data for amend:\n\n$err"
return
}

set HEAD $curHEAD
set PARENT $parents
set MERGE_HEAD [list]
switch -- [llength $parents] {
0 {set commit_type amend-initial}
1 {set commit_type amend}
default {set commit_type amend-merge}
}

$ui_comm delete 0.0 end
$ui_comm insert end $msg
$ui_comm edit reset
$ui_comm edit modified false
rescan {set ui_status_value {Ready.}}
}

set GIT_COMMITTER_IDENT {}

proc committer_ident {} {
global GIT_COMMITTER_IDENT

if {$GIT_COMMITTER_IDENT eq {}} {
if {[catch {set me [git var GIT_COMMITTER_IDENT]} err]} {
error_popup "Unable to obtain your identity:\n\n$err"
return {}
}
if {![regexp {^(.*) [0-9]+ [-+0-9]+$} \
$me me GIT_COMMITTER_IDENT]} {
error_popup "Invalid GIT_COMMITTER_IDENT:\n\n$me"
return {}
}
}

return $GIT_COMMITTER_IDENT
}

proc do_signoff {} {
global ui_comm

set me [committer_ident]
if {$me eq {}} return

set sob "Signed-off-by: $me"
set last [$ui_comm get {end -1c linestart} {end -1c}]
if {$last ne $sob} {
$ui_comm edit separator
if {$last ne {}
&& ![regexp {^[A-Z][A-Za-z]*-[A-Za-z-]+: *} $last]} {
$ui_comm insert end "\n"
}
$ui_comm insert end "\n$sob"
$ui_comm edit separator
$ui_comm see end
}
}

proc create_new_commit {} {
global commit_type ui_comm

set commit_type normal
$ui_comm delete 0.0 end
$ui_comm edit reset
$ui_comm edit modified false
rescan {set ui_status_value {Ready.}}
}

proc commit_tree {} {
global HEAD commit_type file_states ui_comm repo_config
global ui_status_value pch_error

if {[committer_ident] eq {}} return
if {![lock_index update]} return

# -- Our in memory state should match the repository.
#
repository_state curType curHEAD curMERGE_HEAD
if {[string match amend* $commit_type]
&& $curType eq {normal}
&& $curHEAD eq $HEAD} {
} elseif {$commit_type ne $curType || $HEAD ne $curHEAD} {
info_popup {Last scanned state does not match repository state.

Another Git program has modified this repository since the last scan. A rescan must be performed before another commit can be created.

The rescan will be automatically started now.
}
unlock_index
rescan {set ui_status_value {Ready.}}
return
}

# -- At least one file should differ in the index.
#
set files_ready 0
foreach path [array names file_states] {
switch -glob -- [lindex $file_states($path) 0] {
_? {continue}
A? -
D? -
M? {set files_ready 1}
U? {
error_popup "Unmerged files cannot be committed.

File [short_path $path] has merge conflicts. You must resolve them and add the file before committing.
"
unlock_index
return
}
default {
error_popup "Unknown file state [lindex $s 0] detected.

File [short_path $path] cannot be committed by this program.
"
}
}
}
if {!$files_ready && ![string match *merge $curType]} {
info_popup {No changes to commit.

You must add at least 1 file before you can commit.
}
unlock_index
return
}

# -- A message is required.
#
set msg [string trim [$ui_comm get 1.0 end]]
regsub -all -line {[ \t\r]+$} $msg {} msg
if {$msg eq {}} {
error_popup {Please supply a commit message.

A good commit message has the following format:

- First line: Describe in one sentance what you did.
- Second line: Blank
- Remaining lines: Describe why this change is good.
}
unlock_index
return
}

# -- Run the pre-commit hook.
#
set pchook [gitdir hooks pre-commit]

# On Cygwin [file executable] might lie so we need to ask
# the shell if the hook is executable. Yes that's annoying.
#
if {[is_Cygwin] && [file isfile $pchook]} {
set pchook [list sh -c [concat \
"if test -x \"$pchook\";" \
"then exec \"$pchook\" 2>&1;" \
"fi"]]
} elseif {[file executable $pchook]} {
set pchook [list $pchook |& cat]
} else {
commit_writetree $curHEAD $msg
return
}

set ui_status_value {Calling pre-commit hook...}
set pch_error {}
set fd_ph [open "| $pchook" r]
fconfigure $fd_ph -blocking 0 -translation binary
fileevent $fd_ph readable \
[list commit_prehook_wait $fd_ph $curHEAD $msg]
}

proc commit_prehook_wait {fd_ph curHEAD msg} {
global pch_error ui_status_value

append pch_error [read $fd_ph]
fconfigure $fd_ph -blocking 1
if {[eof $fd_ph]} {
if {[catch {close $fd_ph}]} {
set ui_status_value {Commit declined by pre-commit hook.}
hook_failed_popup pre-commit $pch_error
unlock_index
} else {
commit_writetree $curHEAD $msg
}
set pch_error {}
return
}
fconfigure $fd_ph -blocking 0
}

proc commit_writetree {curHEAD msg} {
global ui_status_value

set ui_status_value {Committing changes...}
set fd_wt [open "| git write-tree" r]
fileevent $fd_wt readable \
[list commit_committree $fd_wt $curHEAD $msg]
}

proc commit_committree {fd_wt curHEAD msg} {
global HEAD PARENT MERGE_HEAD commit_type
global all_heads current_branch
global ui_status_value ui_comm selected_commit_type
global file_states selected_paths rescan_active
global repo_config

gets $fd_wt tree_id
if {$tree_id eq {} || [catch {close $fd_wt} err]} {
error_popup "write-tree failed:\n\n$err"
set ui_status_value {Commit failed.}
unlock_index
return
}

# -- Verify this wasn't an empty change.
#
if {$commit_type eq {normal}} {
set old_tree [git rev-parse "$PARENT^{tree}"]
if {$tree_id eq $old_tree} {
info_popup {No changes to commit.

No files were modified by this commit and it was not a merge commit.

A rescan will be automatically started now.
}
unlock_index
rescan {set ui_status_value {No changes to commit.}}
return
}
}

# -- Build the message.
#
set msg_p [gitdir COMMIT_EDITMSG]
set msg_wt [open $msg_p w]
if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
set enc utf-8
}
fconfigure $msg_wt -encoding binary -translation binary
puts -nonewline $msg_wt [encoding convertto $enc $msg]
close $msg_wt

# -- Create the commit.
#
set cmd [list commit-tree $tree_id]
foreach p [concat $PARENT $MERGE_HEAD] {
lappend cmd -p $p
}
lappend cmd <$msg_p
if {[catch {set cmt_id [eval git $cmd]} err]} {
error_popup "commit-tree failed:\n\n$err"
set ui_status_value {Commit failed.}
unlock_index
return
}

# -- Update the HEAD ref.
#
set reflogm commit
if {$commit_type ne {normal}} {
append reflogm " ($commit_type)"
}
set i [string first "\n" $msg]
if {$i >= 0} {
set subject [string range $msg 0 [expr {$i - 1}]]
} else {
set subject $msg
}
append reflogm {: } $subject
if {[catch {
git update-ref -m $reflogm HEAD $cmt_id $curHEAD
} err]} {
error_popup "update-ref failed:\n\n$err"
set ui_status_value {Commit failed.}
unlock_index
return
}

# -- Cleanup after ourselves.
#
catch {file delete $msg_p}
catch {file delete [gitdir MERGE_HEAD]}
catch {file delete [gitdir MERGE_MSG]}
catch {file delete [gitdir SQUASH_MSG]}
catch {file delete [gitdir GITGUI_MSG]}

# -- Let rerere do its thing.
#
if {[file isdirectory [gitdir rr-cache]]} {
catch {git rerere}
}

# -- Run the post-commit hook.
#
set pchook [gitdir hooks post-commit]
if {[is_Cygwin] && [file isfile $pchook]} {
set pchook [list sh -c [concat \
"if test -x \"$pchook\";" \
"then exec \"$pchook\";" \
"fi"]]
} elseif {![file executable $pchook]} {
set pchook {}
}
if {$pchook ne {}} {
catch {exec $pchook &}
}

$ui_comm delete 0.0 end
$ui_comm edit reset
$ui_comm edit modified false

if {[is_enabled singlecommit]} do_quit

# -- Make sure our current branch exists.
#
if {$commit_type eq {initial}} {
lappend all_heads $current_branch
set all_heads [lsort -unique $all_heads]
populate_branch_menu
}

# -- Update in memory status
#
set selected_commit_type new
set commit_type normal
set HEAD $cmt_id
set PARENT $cmt_id
set MERGE_HEAD [list]

foreach path [array names file_states] {
set s $file_states($path)
set m [lindex $s 0]
switch -glob -- $m {
_O -
_M -
_D {continue}
__ -
A_ -
M_ -
D_ {
unset file_states($path)
catch {unset selected_paths($path)}
}
DO {
set file_states($path) [list _O [lindex $s 1] {} {}]
}
AM -
AD -
MM -
MD {
set file_states($path) [list \
_[string index $m 1] \
[lindex $s 1] \
[lindex $s 3] \
{}]
}
}
}

display_all_files
unlock_index
reshow_diff
set ui_status_value \
"Created commit [string range $cmt_id 0 7]: $subject"
}

185
lib/console.tcl

@ -0,0 +1,185 @@ @@ -0,0 +1,185 @@
# git-gui console support
# Copyright (C) 2006, 2007 Shawn Pearce

set next_console_id 0

proc new_console {short_title long_title} {
global next_console_id console_data
set w .console[incr next_console_id]
set console_data($w) [list $short_title $long_title]
return [console_init $w]
}

proc console_init {w} {
global console_cr console_data M1B

set console_cr($w) 1.0
toplevel $w
frame $w.m
label $w.m.l1 -text "[lindex $console_data($w) 1]:" \
-anchor w \
-justify left \
-font font_uibold
text $w.m.t \
-background white -borderwidth 1 \
-relief sunken \
-width 80 -height 10 \
-font font_diff \
-state disabled \
-yscrollcommand [list $w.m.sby set]
label $w.m.s -text {Working... please wait...} \
-anchor w \
-justify left \
-font font_uibold
scrollbar $w.m.sby -command [list $w.m.t yview]
pack $w.m.l1 -side top -fill x
pack $w.m.s -side bottom -fill x
pack $w.m.sby -side right -fill y
pack $w.m.t -side left -fill both -expand 1
pack $w.m -side top -fill both -expand 1 -padx 5 -pady 10

menu $w.ctxm -tearoff 0
$w.ctxm add command -label "Copy" \
-command "tk_textCopy $w.m.t"
$w.ctxm add command -label "Select All" \
-command "focus $w.m.t;$w.m.t tag add sel 0.0 end"
$w.ctxm add command -label "Copy All" \
-command "
$w.m.t tag add sel 0.0 end
tk_textCopy $w.m.t
$w.m.t tag remove sel 0.0 end
"

button $w.ok -text {Close} \
-state disabled \
-command "destroy $w"
pack $w.ok -side bottom -anchor e -pady 10 -padx 10

bind_button3 $w.m.t "tk_popup $w.ctxm %X %Y"
bind $w.m.t <$M1B-Key-a> "$w.m.t tag add sel 0.0 end;break"
bind $w.m.t <$M1B-Key-A> "$w.m.t tag add sel 0.0 end;break"
bind $w <Visibility> "focus $w"
wm title $w "[appname] ([reponame]): [lindex $console_data($w) 0]"
return $w
}

proc console_exec {w cmd after} {
# -- Cygwin's Tcl tosses the enviroment when we exec our child.
# But most users need that so we have to relogin. :-(
#
if {[is_Cygwin]} {
set cmd [list sh --login -c "cd \"[pwd]\" && [join $cmd { }]"]
}

# -- Tcl won't let us redirect both stdout and stderr to
# the same pipe. So pass it through cat...
#
set cmd [concat | $cmd |& cat]

set fd_f [open $cmd r]
fconfigure $fd_f -blocking 0 -translation binary
fileevent $fd_f readable [list console_read $w $fd_f $after]
}

proc console_read {w fd after} {
global console_cr

set buf [read $fd]
if {$buf ne {}} {
if {![winfo exists $w]} {console_init $w}
$w.m.t conf -state normal
set c 0
set n [string length $buf]
while {$c < $n} {
set cr [string first "\r" $buf $c]
set lf [string first "\n" $buf $c]
if {$cr < 0} {set cr [expr {$n + 1}]}
if {$lf < 0} {set lf [expr {$n + 1}]}

if {$lf < $cr} {
$w.m.t insert end [string range $buf $c $lf]
set console_cr($w) [$w.m.t index {end -1c}]
set c $lf
incr c
} else {
$w.m.t delete $console_cr($w) end
$w.m.t insert end "\n"
$w.m.t insert end [string range $buf $c $cr]
set c $cr
incr c
}
}
$w.m.t conf -state disabled
$w.m.t see end
}

fconfigure $fd -blocking 1
if {[eof $fd]} {
if {[catch {close $fd}]} {
set ok 0
} else {
set ok 1
}
uplevel #0 $after $w $ok
return
}
fconfigure $fd -blocking 0
}

proc console_chain {cmdlist w {ok 1}} {
if {$ok} {
if {[llength $cmdlist] == 0} {
console_done $w $ok
return
}

set cmd [lindex $cmdlist 0]
set cmdlist [lrange $cmdlist 1 end]

if {[lindex $cmd 0] eq {console_exec}} {
console_exec $w \
[lindex $cmd 1] \
[list console_chain $cmdlist]
} else {
uplevel #0 $cmd $cmdlist $w $ok
}
} else {
console_done $w $ok
}
}

proc console_done {args} {
global console_cr console_data

switch -- [llength $args] {
2 {
set w [lindex $args 0]
set ok [lindex $args 1]
}
3 {
set w [lindex $args 1]
set ok [lindex $args 2]
}
default {
error "wrong number of args: console_done ?ignored? w ok"
}
}

if {$ok} {
if {[winfo exists $w]} {
$w.m.s conf -background green -text {Success}
$w.ok conf -state normal
focus $w.ok
}
} else {
if {![winfo exists $w]} {
console_init $w
}
$w.m.s conf -background red -text {Error: Command Failed}
$w.ok conf -state normal
focus $w.ok
}

array unset console_cr $w
array unset console_data $w
}

89
lib/database.tcl

@ -0,0 +1,89 @@ @@ -0,0 +1,89 @@
# git-gui object database management support
# Copyright (C) 2006, 2007 Shawn Pearce

proc do_stats {} {
set fd [open "| git count-objects -v" r]
while {[gets $fd line] > 0} {
if {[regexp {^([^:]+): (\d+)$} $line _ name value]} {
set stats($name) $value
}
}
close $fd

set packed_sz 0
foreach p [glob -directory [gitdir objects pack] \
-type f \
-nocomplain -- *] {
incr packed_sz [file size $p]
}
if {$packed_sz > 0} {
set stats(size-pack) [expr {$packed_sz / 1024}]
}

set w .stats_view
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header -text {Database Statistics}
pack $w.header -side top -fill x

frame $w.buttons -border 1
button $w.buttons.close -text Close \
-default active \
-command [list destroy $w]
button $w.buttons.gc -text {Compress Database} \
-default normal \
-command "destroy $w;do_gc"
pack $w.buttons.close -side right
pack $w.buttons.gc -side left
pack $w.buttons -side bottom -fill x -pady 10 -padx 10

frame $w.stat -borderwidth 1 -relief solid
foreach s {
{count {Number of loose objects}}
{size {Disk space used by loose objects} { KiB}}
{in-pack {Number of packed objects}}
{packs {Number of packs}}
{size-pack {Disk space used by packed objects} { KiB}}
{prune-packable {Packed objects waiting for pruning}}
{garbage {Garbage files}}
} {
set name [lindex $s 0]
set label [lindex $s 1]
if {[catch {set value $stats($name)}]} continue
if {[llength $s] > 2} {
set value "$value[lindex $s 2]"
}

label $w.stat.l_$name -text "$label:" -anchor w
label $w.stat.v_$name -text $value -anchor w
grid $w.stat.l_$name $w.stat.v_$name -sticky we -padx {0 5}
}
pack $w.stat -pady 10 -padx 10

bind $w <Visibility> "grab $w; focus $w.buttons.close"
bind $w <Key-Escape> [list destroy $w]
bind $w <Key-Return> [list destroy $w]
wm title $w "[appname] ([reponame]): Database Statistics"
tkwait window $w
}

proc do_gc {} {
set w [new_console {gc} {Compressing the object database}]
console_chain {
{console_exec {git pack-refs --prune}}
{console_exec {git reflog expire --all}}
{console_exec {git repack -a -d -l}}
{console_exec {git rerere gc}}
} $w
}

proc do_fsck_objects {} {
set w [new_console {fsck-objects} \
{Verifying the object database with fsck-objects}]
set cmd [list git fsck-objects]
lappend cmd --full
lappend cmd --cache
lappend cmd --strict
console_exec $w $cmd console_done
}

336
lib/diff.tcl

@ -0,0 +1,336 @@ @@ -0,0 +1,336 @@
# git-gui diff viewer
# Copyright (C) 2006, 2007 Shawn Pearce

proc clear_diff {} {
global ui_diff current_diff_path current_diff_header
global ui_index ui_workdir

$ui_diff conf -state normal
$ui_diff delete 0.0 end
$ui_diff conf -state disabled

set current_diff_path {}
set current_diff_header {}

$ui_index tag remove in_diff 0.0 end
$ui_workdir tag remove in_diff 0.0 end
}

proc reshow_diff {} {
global ui_status_value file_states file_lists
global current_diff_path current_diff_side

set p $current_diff_path
if {$p eq {}} {
# No diff is being shown.
} elseif {$current_diff_side eq {}
|| [catch {set s $file_states($p)}]
|| [lsearch -sorted -exact $file_lists($current_diff_side) $p] == -1} {
clear_diff
} else {
show_diff $p $current_diff_side
}
}

proc handle_empty_diff {} {
global current_diff_path file_states file_lists

set path $current_diff_path
set s $file_states($path)
if {[lindex $s 0] ne {_M}} return

info_popup "No differences detected.

[short_path $path] has no changes.

The modification date of this file was updated by another application, but the content within the file was not changed.

A rescan will be automatically started to find other files which may have the same state."

clear_diff
display_file $path __
rescan {set ui_status_value {Ready.}} 0
}

proc show_diff {path w {lno {}}} {
global file_states file_lists
global is_3way_diff diff_active repo_config
global ui_diff ui_status_value ui_index ui_workdir
global current_diff_path current_diff_side current_diff_header

if {$diff_active || ![lock_index read]} return

clear_diff
if {$lno == {}} {
set lno [lsearch -sorted -exact $file_lists($w) $path]
if {$lno >= 0} {
incr lno
}
}
if {$lno >= 1} {
$w tag add in_diff $lno.0 [expr {$lno + 1}].0
}

set s $file_states($path)
set m [lindex $s 0]
set is_3way_diff 0
set diff_active 1
set current_diff_path $path
set current_diff_side $w
set current_diff_header {}
set ui_status_value "Loading diff of [escape_path $path]..."

# - Git won't give us the diff, there's nothing to compare to!
#
if {$m eq {_O}} {
set max_sz [expr {128 * 1024}]
if {[catch {
set fd [open $path r]
set content [read $fd $max_sz]
close $fd
set sz [file size $path]
} err ]} {
set diff_active 0
unlock_index
set ui_status_value "Unable to display [escape_path $path]"
error_popup "Error loading file:\n\n$err"
return
}
$ui_diff conf -state normal
if {![catch {set type [exec file $path]}]} {
set n [string length $path]
if {[string equal -length $n $path $type]} {
set type [string range $type $n end]
regsub {^:?\s*} $type {} type
}
$ui_diff insert end "* $type\n" d_@
}
if {[string first "\0" $content] != -1} {
$ui_diff insert end \
"* Binary file (not showing content)." \
d_@
} else {
if {$sz > $max_sz} {
$ui_diff insert end \
"* Untracked file is $sz bytes.
* Showing only first $max_sz bytes.
" d_@
}
$ui_diff insert end $content
if {$sz > $max_sz} {
$ui_diff insert end "
* Untracked file clipped here by [appname].
* To see the entire file, use an external editor.
" d_@
}
}
$ui_diff conf -state disabled
set diff_active 0
unlock_index
set ui_status_value {Ready.}
return
}

set cmd [list | git]
if {$w eq $ui_index} {
lappend cmd diff-index
lappend cmd --cached
} elseif {$w eq $ui_workdir} {
if {[string index $m 0] eq {U}} {
lappend cmd diff
} else {
lappend cmd diff-files
}
}

lappend cmd -p
lappend cmd --no-color
if {$repo_config(gui.diffcontext) > 0} {
lappend cmd "-U$repo_config(gui.diffcontext)"
}
if {$w eq $ui_index} {
lappend cmd [PARENT]
}
lappend cmd --
lappend cmd $path

if {[catch {set fd [open $cmd r]} err]} {
set diff_active 0
unlock_index
set ui_status_value "Unable to display [escape_path $path]"
error_popup "Error loading diff:\n\n$err"
return
}

fconfigure $fd \
-blocking 0 \
-encoding binary \
-translation binary
fileevent $fd readable [list read_diff $fd]
}

proc read_diff {fd} {
global ui_diff ui_status_value diff_active
global is_3way_diff current_diff_header

$ui_diff conf -state normal
while {[gets $fd line] >= 0} {
# -- Cleanup uninteresting diff header lines.
#
if { [string match {diff --git *} $line]
|| [string match {diff --cc *} $line]
|| [string match {diff --combined *} $line]
|| [string match {--- *} $line]
|| [string match {+++ *} $line]} {
append current_diff_header $line "\n"
continue
}
if {[string match {index *} $line]} continue
if {$line eq {deleted file mode 120000}} {
set line "deleted symlink"
}

# -- Automatically detect if this is a 3 way diff.
#
if {[string match {@@@ *} $line]} {set is_3way_diff 1}

if {[string match {mode *} $line]
|| [string match {new file *} $line]
|| [string match {deleted file *} $line]
|| [string match {Binary files * and * differ} $line]
|| $line eq {\ No newline at end of file}
|| [regexp {^\* Unmerged path } $line]} {
set tags {}
} elseif {$is_3way_diff} {
set op [string range $line 0 1]
switch -- $op {
{ } {set tags {}}
{@@} {set tags d_@}
{ +} {set tags d_s+}
{ -} {set tags d_s-}
{+ } {set tags d_+s}
{- } {set tags d_-s}
{--} {set tags d_--}
{++} {
if {[regexp {^\+\+([<>]{7} |={7})} $line _g op]} {
set line [string replace $line 0 1 { }]
set tags d$op
} else {
set tags d_++
}
}
default {
puts "error: Unhandled 3 way diff marker: {$op}"
set tags {}
}
}
} else {
set op [string index $line 0]
switch -- $op {
{ } {set tags {}}
{@} {set tags d_@}
{-} {set tags d_-}
{+} {
if {[regexp {^\+([<>]{7} |={7})} $line _g op]} {
set line [string replace $line 0 0 { }]
set tags d$op
} else {
set tags d_+
}
}
default {
puts "error: Unhandled 2 way diff marker: {$op}"
set tags {}
}
}
}
$ui_diff insert end $line $tags
if {[string index $line end] eq "\r"} {
$ui_diff tag add d_cr {end - 2c}
}
$ui_diff insert end "\n" $tags
}
$ui_diff conf -state disabled

if {[eof $fd]} {
close $fd
set diff_active 0
unlock_index
set ui_status_value {Ready.}

if {[$ui_diff index end] eq {2.0}} {
handle_empty_diff
}
}
}

proc apply_hunk {x y} {
global current_diff_path current_diff_header current_diff_side
global ui_diff ui_index file_states

if {$current_diff_path eq {} || $current_diff_header eq {}} return
if {![lock_index apply_hunk]} return

set apply_cmd {git apply --cached --whitespace=nowarn}
set mi [lindex $file_states($current_diff_path) 0]
if {$current_diff_side eq $ui_index} {
set mode unstage
lappend apply_cmd --reverse
if {[string index $mi 0] ne {M}} {
unlock_index
return
}
} else {
set mode stage
if {[string index $mi 1] ne {M}} {
unlock_index
return
}
}

set s_lno [lindex [split [$ui_diff index @$x,$y] .] 0]
set s_lno [$ui_diff search -backwards -regexp ^@@ $s_lno.0 0.0]
if {$s_lno eq {}} {
unlock_index
return
}

set e_lno [$ui_diff search -forwards -regexp ^@@ "$s_lno + 1 lines" end]
if {$e_lno eq {}} {
set e_lno end
}

if {[catch {
set p [open "| $apply_cmd" w]
fconfigure $p -translation binary -encoding binary
puts -nonewline $p $current_diff_header
puts -nonewline $p [$ui_diff get $s_lno $e_lno]
close $p} err]} {
error_popup "Failed to $mode selected hunk.\n\n$err"
unlock_index
return
}

$ui_diff conf -state normal
$ui_diff delete $s_lno $e_lno
$ui_diff conf -state disabled

if {[$ui_diff get 1.0 end] eq "\n"} {
set o _
} else {
set o ?
}

if {$current_diff_side eq $ui_index} {
set mi ${o}M
} elseif {[string index $mi 0] eq {_}} {
set mi M$o
} else {
set mi ?$o
}
unlock_index
display_file $current_diff_path $mi
if {$o eq {_}} {
clear_diff
}
}

101
lib/error.tcl

@ -0,0 +1,101 @@ @@ -0,0 +1,101 @@
# git-gui branch (create/delete) support
# Copyright (C) 2006, 2007 Shawn Pearce

proc error_popup {msg} {
set title [appname]
if {[reponame] ne {}} {
append title " ([reponame])"
}
set cmd [list tk_messageBox \
-icon error \
-type ok \
-title "$title: error" \
-message $msg]
if {[winfo ismapped .]} {
lappend cmd -parent .
}
eval $cmd
}

proc warn_popup {msg} {
set title [appname]
if {[reponame] ne {}} {
append title " ([reponame])"
}
set cmd [list tk_messageBox \
-icon warning \
-type ok \
-title "$title: warning" \
-message $msg]
if {[winfo ismapped .]} {
lappend cmd -parent .
}
eval $cmd
}

proc info_popup {msg {parent .}} {
set title [appname]
if {[reponame] ne {}} {
append title " ([reponame])"
}
tk_messageBox \
-parent $parent \
-icon info \
-type ok \
-title $title \
-message $msg
}

proc ask_popup {msg} {
set title [appname]
if {[reponame] ne {}} {
append title " ([reponame])"
}
return [tk_messageBox \
-parent . \
-icon question \
-type yesno \
-title $title \
-message $msg]
}

proc hook_failed_popup {hook msg} {
set w .hookfail
toplevel $w

frame $w.m
label $w.m.l1 -text "$hook hook failed:" \
-anchor w \
-justify left \
-font font_uibold
text $w.m.t \
-background white -borderwidth 1 \
-relief sunken \
-width 80 -height 10 \
-font font_diff \
-yscrollcommand [list $w.m.sby set]
label $w.m.l2 \
-text {You must correct the above errors before committing.} \
-anchor w \
-justify left \
-font font_uibold
scrollbar $w.m.sby -command [list $w.m.t yview]
pack $w.m.l1 -side top -fill x
pack $w.m.l2 -side bottom -fill x
pack $w.m.sby -side right -fill y
pack $w.m.t -side left -fill both -expand 1
pack $w.m -side top -fill both -expand 1 -padx 5 -pady 10

$w.m.t insert 1.0 $msg
$w.m.t conf -state disabled

button $w.ok -text OK \
-width 15 \
-command "destroy $w"
pack $w.ok -side bottom -anchor e -pady 10 -padx 10

bind $w <Visibility> "grab $w; focus $w"
bind $w <Key-Return> "destroy $w"
wm title $w "[appname] ([reponame]): error"
tkwait window $w
}

409
lib/index.tcl

@ -0,0 +1,409 @@ @@ -0,0 +1,409 @@
# git-gui index (add/remove) support
# Copyright (C) 2006, 2007 Shawn Pearce

proc update_indexinfo {msg pathList after} {
global update_index_cp ui_status_value

if {![lock_index update]} return

set update_index_cp 0
set pathList [lsort $pathList]
set totalCnt [llength $pathList]
set batch [expr {int($totalCnt * .01) + 1}]
if {$batch > 25} {set batch 25}

set ui_status_value [format \
"$msg... %i/%i files (%.2f%%)" \
$update_index_cp \
$totalCnt \
0.0]
set fd [open "| git update-index -z --index-info" w]
fconfigure $fd \
-blocking 0 \
-buffering full \
-buffersize 512 \
-encoding binary \
-translation binary
fileevent $fd writable [list \
write_update_indexinfo \
$fd \
$pathList \
$totalCnt \
$batch \
$msg \
$after \
]
}

proc write_update_indexinfo {fd pathList totalCnt batch msg after} {
global update_index_cp ui_status_value
global file_states current_diff_path

if {$update_index_cp >= $totalCnt} {
close $fd
unlock_index
uplevel #0 $after
return
}

for {set i $batch} \
{$update_index_cp < $totalCnt && $i > 0} \
{incr i -1} {
set path [lindex $pathList $update_index_cp]
incr update_index_cp

set s $file_states($path)
switch -glob -- [lindex $s 0] {
A? {set new _O}
M? {set new _M}
D_ {set new _D}
D? {set new _?}
?? {continue}
}
set info [lindex $s 2]
if {$info eq {}} continue

puts -nonewline $fd "$info\t[encoding convertto $path]\0"
display_file $path $new
}

set ui_status_value [format \
"$msg... %i/%i files (%.2f%%)" \
$update_index_cp \
$totalCnt \
[expr {100.0 * $update_index_cp / $totalCnt}]]
}

proc update_index {msg pathList after} {
global update_index_cp ui_status_value

if {![lock_index update]} return

set update_index_cp 0
set pathList [lsort $pathList]
set totalCnt [llength $pathList]
set batch [expr {int($totalCnt * .01) + 1}]
if {$batch > 25} {set batch 25}

set ui_status_value [format \
"$msg... %i/%i files (%.2f%%)" \
$update_index_cp \
$totalCnt \
0.0]
set fd [open "| git update-index --add --remove -z --stdin" w]
fconfigure $fd \
-blocking 0 \
-buffering full \
-buffersize 512 \
-encoding binary \
-translation binary
fileevent $fd writable [list \
write_update_index \
$fd \
$pathList \
$totalCnt \
$batch \
$msg \
$after \
]
}

proc write_update_index {fd pathList totalCnt batch msg after} {
global update_index_cp ui_status_value
global file_states current_diff_path

if {$update_index_cp >= $totalCnt} {
close $fd
unlock_index
uplevel #0 $after
return
}

for {set i $batch} \
{$update_index_cp < $totalCnt && $i > 0} \
{incr i -1} {
set path [lindex $pathList $update_index_cp]
incr update_index_cp

switch -glob -- [lindex $file_states($path) 0] {
AD {set new __}
?D {set new D_}
_O -
AM {set new A_}
U? {
if {[file exists $path]} {
set new M_
} else {
set new D_
}
}
?M {set new M_}
?? {continue}
}
puts -nonewline $fd "[encoding convertto $path]\0"
display_file $path $new
}

set ui_status_value [format \
"$msg... %i/%i files (%.2f%%)" \
$update_index_cp \
$totalCnt \
[expr {100.0 * $update_index_cp / $totalCnt}]]
}

proc checkout_index {msg pathList after} {
global update_index_cp ui_status_value

if {![lock_index update]} return

set update_index_cp 0
set pathList [lsort $pathList]
set totalCnt [llength $pathList]
set batch [expr {int($totalCnt * .01) + 1}]
if {$batch > 25} {set batch 25}

set ui_status_value [format \
"$msg... %i/%i files (%.2f%%)" \
$update_index_cp \
$totalCnt \
0.0]
set cmd [list git checkout-index]
lappend cmd --index
lappend cmd --quiet
lappend cmd --force
lappend cmd -z
lappend cmd --stdin
set fd [open "| $cmd " w]
fconfigure $fd \
-blocking 0 \
-buffering full \
-buffersize 512 \
-encoding binary \
-translation binary
fileevent $fd writable [list \
write_checkout_index \
$fd \
$pathList \
$totalCnt \
$batch \
$msg \
$after \
]
}

proc write_checkout_index {fd pathList totalCnt batch msg after} {
global update_index_cp ui_status_value
global file_states current_diff_path

if {$update_index_cp >= $totalCnt} {
close $fd
unlock_index
uplevel #0 $after
return
}

for {set i $batch} \
{$update_index_cp < $totalCnt && $i > 0} \
{incr i -1} {
set path [lindex $pathList $update_index_cp]
incr update_index_cp
switch -glob -- [lindex $file_states($path) 0] {
U? {continue}
?M -
?D {
puts -nonewline $fd "[encoding convertto $path]\0"
display_file $path ?_
}
}
}

set ui_status_value [format \
"$msg... %i/%i files (%.2f%%)" \
$update_index_cp \
$totalCnt \
[expr {100.0 * $update_index_cp / $totalCnt}]]
}

proc unstage_helper {txt paths} {
global file_states current_diff_path

if {![lock_index begin-update]} return

set pathList [list]
set after {}
foreach path $paths {
switch -glob -- [lindex $file_states($path) 0] {
A? -
M? -
D? {
lappend pathList $path
if {$path eq $current_diff_path} {
set after {reshow_diff;}
}
}
}
}
if {$pathList eq {}} {
unlock_index
} else {
update_indexinfo \
$txt \
$pathList \
[concat $after {set ui_status_value {Ready.}}]
}
}

proc do_unstage_selection {} {
global current_diff_path selected_paths

if {[array size selected_paths] > 0} {
unstage_helper \
{Unstaging selected files from commit} \
[array names selected_paths]
} elseif {$current_diff_path ne {}} {
unstage_helper \
"Unstaging [short_path $current_diff_path] from commit" \
[list $current_diff_path]
}
}

proc add_helper {txt paths} {
global file_states current_diff_path

if {![lock_index begin-update]} return

set pathList [list]
set after {}
foreach path $paths {
switch -glob -- [lindex $file_states($path) 0] {
_O -
?M -
?D -
U? {
lappend pathList $path
if {$path eq $current_diff_path} {
set after {reshow_diff;}
}
}
}
}
if {$pathList eq {}} {
unlock_index
} else {
update_index \
$txt \
$pathList \
[concat $after {set ui_status_value {Ready to commit.}}]
}
}

proc do_add_selection {} {
global current_diff_path selected_paths

if {[array size selected_paths] > 0} {
add_helper \
{Adding selected files} \
[array names selected_paths]
} elseif {$current_diff_path ne {}} {
add_helper \
"Adding [short_path $current_diff_path]" \
[list $current_diff_path]
}
}

proc do_add_all {} {
global file_states

set paths [list]
foreach path [array names file_states] {
switch -glob -- [lindex $file_states($path) 0] {
U? {continue}
?M -
?D {lappend paths $path}
}
}
add_helper {Adding all changed files} $paths
}

proc revert_helper {txt paths} {
global file_states current_diff_path

if {![lock_index begin-update]} return

set pathList [list]
set after {}
foreach path $paths {
switch -glob -- [lindex $file_states($path) 0] {
U? {continue}
?M -
?D {
lappend pathList $path
if {$path eq $current_diff_path} {
set after {reshow_diff;}
}
}
}
}

set n [llength $pathList]
if {$n == 0} {
unlock_index
return
} elseif {$n == 1} {
set s "[short_path [lindex $pathList]]"
} else {
set s "these $n files"
}

set reply [tk_dialog \
.confirm_revert \
"[appname] ([reponame])" \
"Revert changes in $s?

Any unadded changes will be permanently lost by the revert." \
question \
1 \
{Do Nothing} \
{Revert Changes} \
]
if {$reply == 1} {
checkout_index \
$txt \
$pathList \
[concat $after {set ui_status_value {Ready.}}]
} else {
unlock_index
}
}

proc do_revert_selection {} {
global current_diff_path selected_paths

if {[array size selected_paths] > 0} {
revert_helper \
{Reverting selected files} \
[array names selected_paths]
} elseif {$current_diff_path ne {}} {
revert_helper \
"Reverting [short_path $current_diff_path]" \
[list $current_diff_path]
}
}

proc do_select_commit_type {} {
global commit_type selected_commit_type

if {$selected_commit_type eq {new}
&& [string match amend* $commit_type]} {
create_new_commit
} elseif {$selected_commit_type eq {amend}
&& ![string match amend* $commit_type]} {
load_last_commit

# The amend request was rejected...
#
if {![string match amend* $commit_type]} {
set selected_commit_type new
}
}
}

281
lib/merge.tcl

@ -0,0 +1,281 @@ @@ -0,0 +1,281 @@
# git-gui branch merge support
# Copyright (C) 2006, 2007 Shawn Pearce

proc can_merge {} {
global HEAD commit_type file_states

if {[string match amend* $commit_type]} {
info_popup {Cannot merge while amending.

You must finish amending this commit before starting any type of merge.
}
return 0
}

if {[committer_ident] eq {}} {return 0}
if {![lock_index merge]} {return 0}

# -- Our in memory state should match the repository.
#
repository_state curType curHEAD curMERGE_HEAD
if {$commit_type ne $curType || $HEAD ne $curHEAD} {
info_popup {Last scanned state does not match repository state.

Another Git program has modified this repository since the last scan. A rescan must be performed before a merge can be performed.

The rescan will be automatically started now.
}
unlock_index
rescan {set ui_status_value {Ready.}}
return 0
}

foreach path [array names file_states] {
switch -glob -- [lindex $file_states($path) 0] {
_O {
continue; # and pray it works!
}
U? {
error_popup "You are in the middle of a conflicted merge.

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.
"
unlock_index
return 0
}
?? {
error_popup "You are in the middle of a change.

File [short_path $path] is modified.

You should complete the current commit before starting a merge. Doing so will help you abort a failed merge, should the need arise.
"
unlock_index
return 0
}
}
}

return 1
}

proc visualize_local_merge {w} {
set revs {}
foreach i [$w.source.l curselection] {
lappend revs [$w.source.l get $i]
}
if {$revs eq {}} return
lappend revs --not HEAD
do_gitk $revs
}

proc start_local_merge_action {w} {
global HEAD ui_status_value current_branch

set cmd [list git merge]
set names {}
set revcnt 0
foreach i [$w.source.l curselection] {
set b [$w.source.l get $i]
lappend cmd $b
lappend names $b
incr revcnt
}

if {$revcnt == 0} {
return
} elseif {$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.

Please select fewer branches. To merge more than 15 branches, merge the branches in batches.
"
return
}

set msg "Merging $current_branch, [join $names {, }]"
set ui_status_value "$msg..."
set cons [new_console "Merge" $msg]
console_exec $cons $cmd [list finish_merge $revcnt]
bind $w <Destroy> {}
destroy $w
}

proc finish_merge {revcnt w ok} {
console_done $w $ok
if {$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 [list reset_hard_wait $fd]
set ui_status_value {Aborting... please wait...}
return
}

set msg {Merge failed. Conflict resolution is required.}
}
unlock_index
rescan [list set ui_status_value $msg]
}

proc do_local_merge {} {
global current_branch

if {![can_merge]} return

set w .merge_setup
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header \
-text "Merge Into $current_branch" \
-font font_uibold
pack $w.header -side top -fill x

frame $w.buttons
button $w.buttons.visualize -text Visualize \
-command [list visualize_local_merge $w]
pack $w.buttons.visualize -side left
button $w.buttons.create -text Merge \
-command [list start_local_merge_action $w]
pack $w.buttons.create -side right
button $w.buttons.cancel -text {Cancel} \
-command [list destroy $w]
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 \
-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

set cmd [list git for-each-ref]
lappend cmd {--format=%(objectname) %(*objectname) %(refname)}
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 [split $line { }]
set sha1([lindex $line 0]) [lindex $line 2]
set sha1([lindex $line 1]) [lindex $line 2]
}
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
regsub ^refs/(heads|remotes|tags)/ $ref {} ref
lappend to_show $ref
}
close $fr_fd

foreach ref [lsort -unique $to_show] {
$w.source.l insert end $ref
}

bind $w <Visibility> "grab $w"
bind $w <Key-Escape> "unlock_index;destroy $w"
bind $w <Destroy> unlock_index
wm title $w "[appname] ([reponame]): Merge"
tkwait window $w
}

proc do_reset_hard {} {
global HEAD commit_type file_states

if {[string match amend* $commit_type]} {
info_popup {Cannot abort while amending.

You must finish amending this commit.
}
return
}

if {![lock_index abort]} return

if {[string match *merge* $commit_type]} {
set op merge
} else {
set op commit
}

if {[ask_popup "Abort $op?

Aborting the current $op will cause *ALL* uncommitted changes to be lost.

Continue with aborting the current $op?"] eq {yes}} {
set fd [open "| git read-tree --reset -u HEAD" r]
fconfigure $fd -blocking 0 -translation binary
fileevent $fd readable [list reset_hard_wait $fd]
set ui_status_value {Aborting... please wait...}
} else {
unlock_index
}
}

proc reset_hard_wait {fd} {
global ui_comm

read $fd
if {[eof $fd]} {
close $fd
unlock_index

$ui_comm delete 0.0 end
$ui_comm edit modified false

catch {file delete [gitdir MERGE_HEAD]}
catch {file delete [gitdir rr-cache MERGE_RR]}
catch {file delete [gitdir SQUASH_MSG]}
catch {file delete [gitdir MERGE_MSG]}
catch {file delete [gitdir GITGUI_MSG]}

rescan {set ui_status_value {Abort completed. Ready.}}
}
}

290
lib/option.tcl

@ -0,0 +1,290 @@ @@ -0,0 +1,290 @@
# git-gui options editor
# Copyright (C) 2006, 2007 Shawn Pearce

proc save_config {} {
global default_config font_descs
global repo_config global_config
global repo_config_new global_config_new

foreach option $font_descs {
set name [lindex $option 0]
set font [lindex $option 1]
font configure $font \
-family $global_config_new(gui.$font^^family) \
-size $global_config_new(gui.$font^^size)
font configure ${font}bold \
-family $global_config_new(gui.$font^^family) \
-size $global_config_new(gui.$font^^size)
set global_config_new(gui.$name) [font configure $font]
unset global_config_new(gui.$font^^family)
unset global_config_new(gui.$font^^size)
}

foreach name [array names default_config] {
set value $global_config_new($name)
if {$value ne $global_config($name)} {
if {$value eq $default_config($name)} {
catch {git config --global --unset $name}
} else {
regsub -all "\[{}\]" $value {"} value
git config --global $name $value
}
set global_config($name) $value
if {$value eq $repo_config($name)} {
catch {git config --unset $name}
set repo_config($name) $value
}
}
}

foreach name [array names default_config] {
set value $repo_config_new($name)
if {$value ne $repo_config($name)} {
if {$value eq $global_config($name)} {
catch {git config --unset $name}
} else {
regsub -all "\[{}\]" $value {"} value
git config $name $value
}
set repo_config($name) $value
}
}
}

proc do_about {} {
global appvers copyright
global tcl_patchLevel tk_patchLevel

set w .about_dialog
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header -text "About [appname]" \
-font font_uibold
pack $w.header -side top -fill x

frame $w.buttons
button $w.buttons.close -text {Close} \
-default active \
-command [list destroy $w]
pack $w.buttons.close -side right
pack $w.buttons -side bottom -fill x -pady 10 -padx 10

label $w.desc \
-text "git-gui - a graphical user interface for Git.
$copyright" \
-padx 5 -pady 5 \
-justify left \
-anchor w \
-borderwidth 1 \
-relief solid
pack $w.desc -side top -fill x -padx 5 -pady 5

set v {}
append v "git-gui version $appvers\n"
append v "[git version]\n"
append v "\n"
if {$tcl_patchLevel eq $tk_patchLevel} {
append v "Tcl/Tk version $tcl_patchLevel"
} else {
append v "Tcl version $tcl_patchLevel"
append v ", Tk version $tk_patchLevel"
}

label $w.vers \
-text $v \
-padx 5 -pady 5 \
-justify left \
-anchor w \
-borderwidth 1 \
-relief solid
pack $w.vers -side top -fill x -padx 5 -pady 5

menu $w.ctxm -tearoff 0
$w.ctxm add command \
-label {Copy} \
-command "
clipboard clear
clipboard append -format STRING -type STRING -- \[$w.vers cget -text\]
"

bind $w <Visibility> "grab $w; focus $w.buttons.close"
bind $w <Key-Escape> "destroy $w"
bind $w <Key-Return> "destroy $w"
bind_button3 $w.vers "tk_popup $w.ctxm %X %Y; grab $w; focus $w"
wm title $w "About [appname]"
tkwait window $w
}

proc do_options {} {
global repo_config global_config font_descs
global repo_config_new global_config_new

array unset repo_config_new
array unset global_config_new
foreach name [array names repo_config] {
set repo_config_new($name) $repo_config($name)
}
load_config 1
foreach name [array names repo_config] {
switch -- $name {
gui.diffcontext {continue}
}
set repo_config_new($name) $repo_config($name)
}
foreach name [array names global_config] {
set global_config_new($name) $global_config($name)
}

set w .options_editor
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header -text "Options" \
-font font_uibold
pack $w.header -side top -fill x

frame $w.buttons
button $w.buttons.restore -text {Restore Defaults} \
-default normal \
-command do_restore_defaults
pack $w.buttons.restore -side left
button $w.buttons.save -text Save \
-default active \
-command [list do_save_config $w]
pack $w.buttons.save -side right
button $w.buttons.cancel -text {Cancel} \
-default normal \
-command [list destroy $w]
pack $w.buttons.cancel -side right -padx 5
pack $w.buttons -side bottom -fill x -pady 10 -padx 10

labelframe $w.repo -text "[reponame] Repository"
labelframe $w.global -text {Global (All Repositories)}
pack $w.repo -side left -fill both -expand 1 -pady 5 -padx 5
pack $w.global -side right -fill both -expand 1 -pady 5 -padx 5

set optid 0
foreach option {
{t user.name {User Name}}
{t user.email {Email Address}}

{b merge.summary {Summarize Merge Commits}}
{i-1..5 merge.verbosity {Merge Verbosity}}

{b gui.trustmtime {Trust File Modification Timestamps}}
{i-1..99 gui.diffcontext {Number of Diff Context Lines}}
{t gui.newbranchtemplate {New Branch Name Template}}
} {
set type [lindex $option 0]
set name [lindex $option 1]
set text [lindex $option 2]
incr optid
foreach f {repo global} {
switch -glob -- $type {
b {
checkbutton $w.$f.$optid -text $text \
-variable ${f}_config_new($name) \
-onvalue true \
-offvalue false
pack $w.$f.$optid -side top -anchor w
}
i-* {
regexp -- {-(\d+)\.\.(\d+)$} $type _junk min max
frame $w.$f.$optid
label $w.$f.$optid.l -text "$text:"
pack $w.$f.$optid.l -side left -anchor w -fill x
spinbox $w.$f.$optid.v \
-textvariable ${f}_config_new($name) \
-from $min \
-to $max \
-increment 1 \
-width [expr {1 + [string length $max]}]
bind $w.$f.$optid.v <FocusIn> {%W selection range 0 end}
pack $w.$f.$optid.v -side right -anchor e -padx 5
pack $w.$f.$optid -side top -anchor w -fill x
}
t {
frame $w.$f.$optid
label $w.$f.$optid.l -text "$text:"
entry $w.$f.$optid.v \
-borderwidth 1 \
-relief sunken \
-width 20 \
-textvariable ${f}_config_new($name)
pack $w.$f.$optid.l -side left -anchor w
pack $w.$f.$optid.v -side left -anchor w \
-fill x -expand 1 \
-padx 5
pack $w.$f.$optid -side top -anchor w -fill x
}
}
}
}

set all_fonts [lsort [font families]]
foreach option $font_descs {
set name [lindex $option 0]
set font [lindex $option 1]
set text [lindex $option 2]

set global_config_new(gui.$font^^family) \
[font configure $font -family]
set global_config_new(gui.$font^^size) \
[font configure $font -size]

frame $w.global.$name
label $w.global.$name.l -text "$text:"
pack $w.global.$name.l -side left -anchor w -fill x
eval tk_optionMenu $w.global.$name.family \
global_config_new(gui.$font^^family) \
$all_fonts
spinbox $w.global.$name.size \
-textvariable global_config_new(gui.$font^^size) \
-from 2 -to 80 -increment 1 \
-width 3
bind $w.global.$name.size <FocusIn> {%W selection range 0 end}
pack $w.global.$name.size -side right -anchor e
pack $w.global.$name.family -side right -anchor e
pack $w.global.$name -side top -anchor w -fill x
}

bind $w <Visibility> "grab $w; focus $w.buttons.save"
bind $w <Key-Escape> "destroy $w"
bind $w <Key-Return> [list do_save_config $w]
wm title $w "[appname] ([reponame]): Options"
tkwait window $w
}

proc do_restore_defaults {} {
global font_descs default_config repo_config
global repo_config_new global_config_new

foreach name [array names default_config] {
set repo_config_new($name) $default_config($name)
set global_config_new($name) $default_config($name)
}

foreach option $font_descs {
set name [lindex $option 0]
set repo_config(gui.$name) $default_config(gui.$name)
}
apply_config

foreach option $font_descs {
set name [lindex $option 0]
set font [lindex $option 1]
set global_config_new(gui.$font^^family) \
[font configure $font -family]
set global_config_new(gui.$font^^size) \
[font configure $font -size]
}
}

proc do_save_config {w} {
if {[catch {save_config} err]} {
error_popup "Failed to completely save options:\n\n$err"
}
reshow_diff
destroy $w
}

159
lib/remote.tcl

@ -0,0 +1,159 @@ @@ -0,0 +1,159 @@
# git-gui remote management
# Copyright (C) 2006, 2007 Shawn Pearce

proc is_tracking_branch {name} {
global tracking_branches

if {![catch {set info $tracking_branches($name)}]} {
return 1
}
foreach t [array names tracking_branches] {
if {[string match {*/\*} $t] && [string match $t $name]} {
return 1
}
}
return 0
}

proc all_tracking_branches {} {
global tracking_branches

set all_trackings {}
set cmd {}
foreach name [array names tracking_branches] {
if {[regsub {/\*$} $name {} name]} {
lappend cmd $name
} else {
regsub ^refs/(heads|remotes)/ $name {} name
lappend all_trackings $name
}
}

if {$cmd ne {}} {
set fd [open "| git for-each-ref --format=%(refname) $cmd" r]
while {[gets $fd name] > 0} {
regsub ^refs/(heads|remotes)/ $name {} name
lappend all_trackings $name
}
close $fd
}

return [lsort -unique $all_trackings]
}

proc load_all_remotes {} {
global repo_config
global all_remotes tracking_branches

set all_remotes [list]
array unset tracking_branches

set rm_dir [gitdir remotes]
if {[file isdirectory $rm_dir]} {
set all_remotes [glob \
-types f \
-tails \
-nocomplain \
-directory $rm_dir *]

foreach name $all_remotes {
catch {
set fd [open [file join $rm_dir $name] r]
while {[gets $fd line] >= 0} {
if {![regexp {^Pull:[ ]*([^:]+):(.+)$} \
$line line src dst]} continue
if {![regexp ^refs/ $dst]} {
set dst "refs/heads/$dst"
}
set tracking_branches($dst) [list $name $src]
}
close $fd
}
}
}

foreach line [array names repo_config remote.*.url] {
if {![regexp ^remote\.(.*)\.url\$ $line line name]} continue
lappend all_remotes $name

if {[catch {set fl $repo_config(remote.$name.fetch)}]} {
set fl {}
}
foreach line $fl {
if {![regexp {^([^:]+):(.+)$} $line line src dst]} continue
if {![regexp ^refs/ $dst]} {
set dst "refs/heads/$dst"
}
set tracking_branches($dst) [list $name $src]
}
}

set all_remotes [lsort -unique $all_remotes]
}

proc populate_fetch_menu {} {
global all_remotes repo_config

set m .mbar.fetch
foreach r $all_remotes {
set enable 0
if {![catch {set a $repo_config(remote.$r.url)}]} {
if {![catch {set a $repo_config(remote.$r.fetch)}]} {
set enable 1
}
} else {
catch {
set fd [open [gitdir remotes $r] r]
while {[gets $fd n] >= 0} {
if {[regexp {^Pull:[ \t]*([^:]+):} $n]} {
set enable 1
break
}
}
close $fd
}
}

if {$enable} {
$m add command \
-label "Fetch from $r..." \
-command [list fetch_from $r]
}
}
}

proc populate_push_menu {} {
global all_remotes repo_config

set m .mbar.push
set fast_count 0
foreach r $all_remotes {
set enable 0
if {![catch {set a $repo_config(remote.$r.url)}]} {
if {![catch {set a $repo_config(remote.$r.push)}]} {
set enable 1
}
} else {
catch {
set fd [open [gitdir remotes $r] r]
while {[gets $fd n] >= 0} {
if {[regexp {^Push:[ \t]*([^:]+):} $n]} {
set enable 1
break
}
}
close $fd
}
}

if {$enable} {
if {!$fast_count} {
$m add separator
}
$m add command \
-label "Push to $r..." \
-command [list push_to $r]
incr fast_count
}
}
}

141
lib/shortcut.tcl

@ -0,0 +1,141 @@ @@ -0,0 +1,141 @@
# git-gui desktop icon creators
# Copyright (C) 2006, 2007 Shawn Pearce

proc do_windows_shortcut {} {
global argv0

set fn [tk_getSaveFile \
-parent . \
-title "[appname] ([reponame]): Create Desktop Icon" \
-initialfile "Git [reponame].bat"]
if {$fn != {}} {
if {[catch {
set fd [open $fn w]
puts $fd "@ECHO Entering [reponame]"
puts $fd "@ECHO Starting git-gui... please wait..."
puts $fd "@SET PATH=[file normalize [gitexec]];%PATH%"
puts $fd "@SET GIT_DIR=[file normalize [gitdir]]"
puts -nonewline $fd "@\"[info nameofexecutable]\""
puts $fd " \"[file normalize $argv0]\""
close $fd
} err]} {
error_popup "Cannot write script:\n\n$err"
}
}
}

proc do_cygwin_shortcut {} {
global argv0

if {[catch {
set desktop [exec cygpath \
--windows \
--absolute \
--long-name \
--desktop]
}]} {
set desktop .
}
set fn [tk_getSaveFile \
-parent . \
-title "[appname] ([reponame]): Create Desktop Icon" \
-initialdir $desktop \
-initialfile "Git [reponame].bat"]
if {$fn != {}} {
if {[catch {
set fd [open $fn w]
set sh [exec cygpath \
--windows \
--absolute \
/bin/sh]
set me [exec cygpath \
--unix \
--absolute \
$argv0]
set gd [exec cygpath \
--unix \
--absolute \
[gitdir]]
set gw [exec cygpath \
--windows \
--absolute \
[file dirname [gitdir]]]
regsub -all ' $me "'\\''" me
regsub -all ' $gd "'\\''" gd
puts $fd "@ECHO Entering $gw"
puts $fd "@ECHO Starting git-gui... please wait..."
puts -nonewline $fd "@\"$sh\" --login -c \""
puts -nonewline $fd "GIT_DIR='$gd'"
puts -nonewline $fd " '$me'"
puts $fd "&\""
close $fd
} err]} {
error_popup "Cannot write script:\n\n$err"
}
}
}

proc do_macosx_app {} {
global argv0 env

set fn [tk_getSaveFile \
-parent . \
-title "[appname] ([reponame]): Create Desktop Icon" \
-initialdir [file join $env(HOME) Desktop] \
-initialfile "Git [reponame].app"]
if {$fn != {}} {
if {[catch {
set Contents [file join $fn Contents]
set MacOS [file join $Contents MacOS]
set exe [file join $MacOS git-gui]

file mkdir $MacOS

set fd [open [file join $Contents Info.plist] w]
puts $fd {<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleDevelopmentRegion</key>
<string>English</string>
<key>CFBundleExecutable</key>
<string>git-gui</string>
<key>CFBundleIdentifier</key>
<string>org.spearce.git-gui</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>6.0</string>
<key>CFBundlePackageType</key>
<string>APPL</string>
<key>CFBundleSignature</key>
<string>????</string>
<key>CFBundleVersion</key>
<string>1.0</string>
<key>NSPrincipalClass</key>
<string>NSApplication</string>
</dict>
</plist>}
close $fd

set fd [open $exe w]
set gd [file normalize [gitdir]]
set ep [file normalize [gitexec]]
regsub -all ' $gd "'\\''" gd
regsub -all ' $ep "'\\''" ep
puts $fd "#!/bin/sh"
foreach name [array names env] {
if {[string match GIT_* $name]} {
regsub -all ' $env($name) "'\\''" v
puts $fd "export $name='$v'"
}
}
puts $fd "export PATH='$ep':\$PATH"
puts $fd "export GIT_DIR='$gd'"
puts $fd "exec [file normalize $argv0]"
close $fd

file attributes $exe -permissions u+x,g+x,o+x
} err]} {
error_popup "Cannot write icon:\n\n$err"
}
}
}

162
lib/transport.tcl

@ -0,0 +1,162 @@ @@ -0,0 +1,162 @@
# git-gui transport (fetch/push) support
# Copyright (C) 2006, 2007 Shawn Pearce

proc fetch_from {remote} {
set w [new_console \
"fetch $remote" \
"Fetching new changes from $remote"]
set cmd [list git fetch]
lappend cmd $remote
console_exec $w $cmd console_done
}

proc push_to {remote} {
set w [new_console \
"push $remote" \
"Pushing changes to $remote"]
set cmd [list git push]
lappend cmd -v
lappend cmd $remote
console_exec $w $cmd console_done
}

proc start_push_anywhere_action {w} {
global push_urltype push_remote push_url push_thin push_tags

set r_url {}
switch -- $push_urltype {
remote {set r_url $push_remote}
url {set r_url $push_url}
}
if {$r_url eq {}} return

set cmd [list git push]
lappend cmd -v
if {$push_thin} {
lappend cmd --thin
}
if {$push_tags} {
lappend cmd --tags
}
lappend cmd $r_url
set cnt 0
foreach i [$w.source.l curselection] {
set b [$w.source.l get $i]
lappend cmd "refs/heads/$b:refs/heads/$b"
incr cnt
}
if {$cnt == 0} {
return
} elseif {$cnt == 1} {
set unit branch
} else {
set unit branches
}

set cons [new_console "push $r_url" "Pushing $cnt $unit to $r_url"]
console_exec $cons $cmd console_done
destroy $w
}

trace add variable push_remote write \
[list radio_selector push_urltype remote]

proc do_push_anywhere {} {
global all_heads all_remotes current_branch
global push_urltype push_remote push_url push_thin push_tags

set w .push_setup
toplevel $w
wm geometry $w "+[winfo rootx .]+[winfo rooty .]"

label $w.header -text {Push Branches} -font font_uibold
pack $w.header -side top -fill x

frame $w.buttons
button $w.buttons.create -text Push \
-default active \
-command [list start_push_anywhere_action $w]
pack $w.buttons.create -side right
button $w.buttons.cancel -text {Cancel} \
-default normal \
-command [list destroy $w]
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 \
-selectmode extended \
-yscrollcommand [list $w.source.sby set]
foreach h $all_heads {
$w.source.l insert end $h
if {$h eq $current_branch} {
$w.source.l select set end
}
}
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

labelframe $w.dest -text {Destination Repository}
if {$all_remotes ne {}} {
radiobutton $w.dest.remote_r \
-text {Remote:} \
-value remote \
-variable push_urltype
eval tk_optionMenu $w.dest.remote_m push_remote $all_remotes
grid $w.dest.remote_r $w.dest.remote_m -sticky w
if {[lsearch -sorted -exact $all_remotes origin] != -1} {
set push_remote origin
} else {
set push_remote [lindex $all_remotes 0]
}
set push_urltype remote
} else {
set push_urltype url
}
radiobutton $w.dest.url_r \
-text {Arbitrary URL:} \
-value url \
-variable push_urltype
entry $w.dest.url_t \
-borderwidth 1 \
-relief sunken \
-width 50 \
-textvariable push_url \
-validate key \
-validatecommand {
if {%d == 1 && [regexp {\s} %S]} {return 0}
if {%d == 1 && [string length %S] > 0} {
set push_urltype url
}
return 1
}
grid $w.dest.url_r $w.dest.url_t -sticky we -padx {0 5}
grid columnconfigure $w.dest 1 -weight 1
pack $w.dest -anchor nw -fill x -pady 5 -padx 5

labelframe $w.options -text {Transfer Options}
checkbutton $w.options.thin \
-text {Use thin pack (for slow network connections)} \
-variable push_thin
grid $w.options.thin -columnspan 2 -sticky w
checkbutton $w.options.tags \
-text {Include tags} \
-variable push_tags
grid $w.options.tags -columnspan 2 -sticky w
grid columnconfigure $w.options 1 -weight 1
pack $w.options -anchor nw -fill x -pady 5 -padx 5

set push_url {}
set push_thin 0
set push_tags 0

bind $w <Visibility> "grab $w; focus $w.buttons.create"
bind $w <Key-Escape> "destroy $w"
bind $w <Key-Return> [list start_push_anywhere_action $w]
wm title $w "[appname] ([reponame]): Push"
tkwait window $w
}
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