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2008-07-06Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano2-3/+125
* git://repo.or.cz/git-gui: git-gui: Implement "Stage/Unstage Line" git-gui: Don't select the wrong file if the last listed file is staged. git-gui: Fix accidental staged state toggle when clicking top pixel row git-gui: Move on to the next filename after staging/unstaging a change
2008-05-26Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano2-30/+48
* git://repo.or.cz/git-gui: git-gui: Vertically align textboxes with labels git-gui: Handle workdir detection when CYGWIN=nowinsymlinks git-gui: Add a --trace command line option
2008-05-15Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano7-25/+49
* git://repo.or.cz/git-gui: git-gui: Delete branches with 'git branch -D' to clear config git-gui: Setup branch.remote,merge for shorthand git-pull git-gui: Update German translation git-gui: Don't use '$$cr master' with aspell earlier than 0.60 git-gui: Report less precise object estimates for database compression
2008-04-04Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano2-51/+45
* git://repo.or.cz/git-gui: git-gui: use +/- instead of ]/[ to show more/less context in diff git-gui: Update french translation git-gui: Switch keybindings for [ and ] to bracketleft and bracketright
2008-04-02Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano2-9/+33
* git://repo.or.cz/git-gui: git-gui 0.10 git-gui: Add shortcut keys for Show More/Less Context
2008-03-15Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano12-2431/+3155
* 'master' of git://repo.or.cz/git-gui: git-gui: Improve directions regarding POT update in po/README git-gui: Update Japanese translation git-gui: Adjusted Japanese translation to updated POT git-gui: Update Japanese translation git-gui: Don't translate the special Apple menu git-gui: Updated Hungarian translation (e5fba18) git-gui: update russian translation git-gui: remove spurious "fuzzy" attributes in po/it.po git-gui: updated Swedish translation git-gui: Regenerated po template and merged translations with it Update Hungarian translation. 100% completed. git-gui: update Italian translation
2008-03-11Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano9-573/+724
* git://repo.or.cz/git-gui: git-gui: Simplify MSGFMT setting in Makefile git-gui: Add option for changing the width of the commit message text box git-gui: if a background colour is set, set foreground colour as well git-gui: translate the remaining messages in zh_cn.po to chinese
2008-03-07Merge branch 'maint'Libravatar Junio C Hamano1-0/+5
* maint: unquote_c_style: fix off-by-one. test-lib: fix TERM to dumb for test repeatability config.txt: refer to --upload-pack and --receive-pack instead of --exec git-gui: Gracefully fall back to po2msg.sh if msgfmt --tcl fails
2008-03-06Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano1-0/+5
* 'maint' of git://repo.or.cz/git-gui: git-gui: Gracefully fall back to po2msg.sh if msgfmt --tcl fails
2008-02-29Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano5-45/+139
* 'master' of git://repo.or.cz/git-gui: git-gui: fix typo in lib/spellcheck.tcl git-gui: Shorten Aspell version strings to just Aspell version number git-gui: Gracefully display non-aspell version errors to users git-gui: Catch and display aspell startup failures to the user git-gui: Only bind the spellcheck popup suggestion hook once git-gui: Remove explicit references to 'aspell' in message strings git-gui: Ensure all spellchecker 'class' variables are initialized git-gui: Update German translation. git-gui: (i18n) Add newly added translation strings to template.
2008-02-29Merge branch 'maint'Libravatar Junio C Hamano1-1/+1
* maint: Documentation cherry-pick: Fix cut-and-paste error git.el: find the git-status buffer whatever its name is git-gui: Paper bag fix info dialog when no files are staged at commit
2008-02-29Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano1-1/+1
* 'maint' of git://repo.or.cz/git-gui: git-gui: Paper bag fix info dialog when no files are staged at commit
2008-02-23Sync with 1.5.4.3Libravatar Junio C Hamano4-10/+36
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-02-23Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano5-15/+50
* 'maint' of git://repo.or.cz/git-gui: git-gui: Focus insertion point at end of strings in repository chooser git-gui: Avoid hardcoded Windows paths in Cygwin package files git-gui: Default TCL_PATH to same location as TCLTK_PATH git-gui: Paper bag fix error dialogs opening over the main window git-gui: Ensure error dialogs always appear over all other windows git-gui: relax "dirty" version detection git-gui: support Git Gui.app under OS X 10.5
2008-02-16Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano2-4/+2
* git://repo.or.cz/git-gui: git-gui: Correct size of dictionary name widget in options dialog git-gui: Paper bag fix bad string length call in spellchecker
2008-02-13Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano12-84/+618
* git://repo.or.cz/git-gui: git-gui: Automatically spell check commit messages as the user types git-gui: support Git Gui.app under OS X 10.5 git-gui: Update German translation. git-gui: (i18n) Fix a bunch of still untranslated strings.
2008-01-23Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano3-5/+28
* git://repo.or.cz/git-gui: git-gui: Correctly cleanup msgfmt '1 message untranslated' output git-gui: Make the statistics of po2msg match those of msgfmt git-gui: Fallback to Tcl based po2msg.sh if msgfmt isn't available git-gui: Work around random missing scrollbar in revision list
2008-01-20Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano4-76/+145
* git://repo.or.cz/git-gui: git-gui: Correct encoding of glossary/fr.po to UTF-8 git-gui: Consolidate hook execution code into a single function git-gui: Correct window title for hook failure dialogs git-gui: Honor the standard commit-msg hook
2008-01-20Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano11-71/+2119
* git://repo.or.cz/git-gui: git-gui: Makefile - Handle $DESTDIR on Cygwin git-gui: add french glossary: glossary/fr.po git-gui: Refresh file status description after hunk application git-gui: Allow 'Create New Repository' on existing directories git-gui: Initial french translation git-gui: Improve German translation. git-gui: Updated Swedish translation after mailing list review. git-gui: Fix broken revert confirmation. git-gui: Update German translation git-gui: Update glossary: add term "hunk"
2008-01-04Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano5-28/+1922
* git://repo.or.cz/git-gui: git-gui: Make commit log messages end with a newline Added Swedish translation. git-gui: Unconditionally use absolute paths with Cygwin git-gui: Handle file mode changes (644->755) in diff viewer git-gui: Move frequently used commands to the top of the context menu.
2007-12-06Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano9-1057/+1248
* 'master' of git://repo.or.cz/git-gui: Update Hungarian translation. 100% completed. Update ja.po for git-gui git-gui: Improve the application icon on Windows. git-gui: install-sh from automake does not like -m755 git-gui: Reorder msgfmt command-line arguments Update German translation. 100% completed. Update git-gui.pot with latest (few) string additions and changes. git-gui: update it.po and glossary/it.po git-gui: fix a typo in lib/commit.tcl
2007-11-21Merge git://repo.or.cz/git-guiLibravatar Junio C Hamano53-892/+16419
* git://repo.or.cz/git-gui: (96 commits) git-gui 0.9.0 git-gui: Bind Meta-T for "Stage To Commit" menu action git-gui: Allow users to set font weights to bold git-gui: Update Japanese strings (part 2) git-gui: Update Japanese strings Updated russian translation of git-gui po2msg: actually output statistics po2msg: ignore untranslated messages po2msg: ignore entries marked with "fuzzy" git-gui: Protect against bad translation strings git-gui: Make sure we get errors from git-update-index More updates and corrections to the russian translation of git-gui Updated Russian translation. git-gui: Update German translation git-gui: Add more terms to glossary. git-gui: Paper bag fix the global config parsing git-gui: Honor a config.mak in git-gui's top level git-gui: Collapse $env(HOME) to ~/ in recent repositories on Windows git-gui: Support cloning Cygwin based work-dirs git-gui: Use proper Windows shortcuts instead of bat files ...
2007-10-20Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Shawn O. Pearce4-11/+73
* 'maint' of git://repo.or.cz/git-gui: git-gui: Don't display CR within console windows git-gui: Handle progress bars from newer gits git-gui: Correctly report failures from git-write-tree git-gui: accept versions containing text annotations, like 1.5.3.mingw.1 git-gui: Don't crash when starting gitk from a browser session git-gui: Allow gitk to be started on Cygwin with native Tcl/Tk git-gui: Ensure .git/info/exclude is honored in Cygwin workdirs git-gui: Handle starting on mapped shares under Cygwin git-gui: Display message box when we cannot find git in $PATH git-gui: Avoid using bold text in entire gui for some fonts
2007-09-17Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano8-45/+293
* 'maint' of git://repo.or.cz/git-gui: git-gui: Disable native platform text selection in "lists" git-gui: Paper bag fix "Commit->Revert" format arguments git-gui: Provide 'uninstall' Makefile target to undo an installation git-gui: Font chooser to handle a large number of font families git-gui: Make backporting changes from i18n version easier git-gui: Don't delete send on Windows as it doesn't exist git-gui: Trim trailing slashes from untracked submodule names git-gui: Assume untracked directories are Git submodules git-gui: handle "deleted symlink" diff marker git-gui: show unstaged symlinks in diff viewer git-gui: Avoid use of libdir in Makefile git-gui: Disable Tk send in all git-gui sessions git-gui: lib/index.tcl: handle files with % in the filename properly git-gui: Properly set the state of "Stage/Unstage Hunk" action git-gui: Fix detaching current branch during checkout git-gui: Correct starting of git-remote to handle -w option
2007-08-26Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano3-66/+97
* 'master' of git://repo.or.cz/git-gui: git-gui: Correct 'git gui blame' in a subdirectory git-gui: Do not offer to stage three-way diff hunks into the index git-gui: Refactor diff pane popup support for future improvements git-gui: Fix "unoptimized loading" to not cause git-gui to crash git-gui: Paper bag fix "Stage Hunk For Commit" in diff context menu git-gui: Allow git-merge to use branch names in conflict markers git-gui: Fix window manager problems on ion3
2007-08-19Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano1-1/+6
* 'master' of git://repo.or.cz/git-gui: git-gui: Added support for OS X right click git-gui: Avoid Tcl error in popup menu on diff viewer
2007-07-29Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano13-428/+1132
* 'master' of git://repo.or.cz/git-gui: (50 commits) git-gui: Minor refactoring of merge command line in merge support git-gui: Use more modern looking icons in the tree browser git-gui: Don't offer to stage hunks from untracked files git-gui: Make sure remotes are loaded when picking revisions git-gui: Use progress bar while resetting/aborting files git-gui: Honor core.excludesfile when listing extra files git-gui: Unify wording to say "to stage" instead of "to add" git-gui: Don't kill modified commit message buffer with merge templates git-gui: Remove usernames from absolute SSH urls during merging git-gui: Format tracking branch merges as though they were pulls git-gui: Cleanup bindings within merge dialog git-gui: Replace merge dialog with our revision picker widget git-gui: Show ref last update times in revision chooser tooltips git-gui: Display commit/tag/remote info in tooltip of revision picker git-gui: Save remote urls obtained from config/remotes setup git-gui: Avoid unnecessary symbolic-ref call during checkout git-gui: Refactor current branch menu items to make i18n easier git-gui: Refactor diff popup into a procedure to ease i18n work git-gui: Paper bag fix quitting crash after commit git-gui: Clarify meaning of add tracked menu option ...
2007-07-12Merge commit 'git-gui/master'Libravatar Junio C Hamano23-888/+2210
* commit 'git-gui/master': (36 commits) git-gui: Change prior tree SHA-1 verification to use git_read git-gui: Include a space in Cygwin shortcut command lines git-gui: Use sh.exe in Cygwin shortcuts git-gui: Paper bag fix for Cygwin shortcut creation git-gui: Improve the Windows and Mac OS X shortcut creators git-gui: Teach console widget to use git_read git-gui: Perform our own magic shbang detection on Windows git-gui: Treat `git version` as `git --version` git-gui: Assume unfound commands are known by git wrapper git-gui: Correct gitk installation location git-gui: Always use absolute path to all git executables git-gui: Show a progress meter for checking out files git-gui: Change the main window progress bar to use status_bar git-gui: Extract blame viewer status bar into mega-widget git-gui: Allow double-click in checkout dialog to start checkout git-gui: Default selection to first matching ref git-gui: Unabbreviate commit SHA-1s prior to display git-gui: Refactor branch switch to support detached head git-gui: Refactor our ui_status_value update technique git-gui: Better handling of detached HEAD ...
2007-06-28Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano3-21/+59
* 'master' of git://repo.or.cz/git-gui: git-gui: Don't require a .pvcsrc to create Tools/Migrate menu hack git-gui: Don't nice git blame on MSYS as nice is not supported git-gui: Don't require $DISPLAY just to get --version git-gui: Quiet our installation process git-gui: Bind Tab/Shift-Tab to cycle between panes in blame git-gui: Correctly install to /usr/bin on Cygwin
2007-06-12Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano8-12/+28
* 'master' of git://repo.or.cz/git-gui: git-gui: Save geometry before the window layout is damaged git-gui: Give amend precedence to HEAD over MERGE_MSG git-gui: Include 'war on whitespace' fixes from git.git
2007-06-11Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano7-52/+601
* 'master' of git://repo.or.cz/git-gui: git-gui: Internalize symbolic-ref HEAD reading logic git-gui: Expose the merge.diffstat configuration option git-gui: Allow users to delete remote branches git-gui: Allow users to rename branches through 'branch -m' git-gui: Disable tearoff menus on Windows, Mac OS X git-gui: Provide fatal error if library is unavailable git-gui: Enable verbose Tcl loading earlier git-gui: Show the git-gui library path in 'About git-gui' git-gui: GUI support for running 'git remote prune <name>' git gui 0.8.0
2007-06-11Merge branch 'maint'Libravatar Junio C Hamano5-219/+825
* maint: (46 commits) git-gui: Changed blame header bar background to match main window git-gui: Favor the original annotations over the recent ones git-gui: Improve our labeling of blame annotation types git-gui: Use three colors for the blame viewer background git-gui: Jump to original line in blame viewer git-gui: Display both commits in our tooltips git-gui: Run blame twice on the same file and display both outputs git-gui: Display the "Loading annotation..." message in italic git-gui: Rename fields in blame viewer to better descriptions git-gui: Label the uncommitted blame history entry git-gui: Switch internal blame structure to Tcl lists git-gui: Cleanup redundant column management in blame viewer git-gui: Better document our blame variables git-gui: Remove unused commit_list from blame viewer git-gui: Automatically expand the line number column as needed git-gui: Make the line number column slightly wider in blame git-gui: Use lighter colors in blame view git-gui: Remove unnecessary space between columns in blame viewer git-gui: Remove the loaded column from the blame viewer git-gui: Clip the commit summaries in the blame history menu ...
2007-06-11Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano5-219/+825
* 'maint' of git://repo.or.cz/git-gui: (46 commits) git-gui: Changed blame header bar background to match main window git-gui: Favor the original annotations over the recent ones git-gui: Improve our labeling of blame annotation types git-gui: Use three colors for the blame viewer background git-gui: Jump to original line in blame viewer git-gui: Display both commits in our tooltips git-gui: Run blame twice on the same file and display both outputs git-gui: Display the "Loading annotation..." message in italic git-gui: Rename fields in blame viewer to better descriptions git-gui: Label the uncommitted blame history entry git-gui: Switch internal blame structure to Tcl lists git-gui: Cleanup redundant column management in blame viewer git-gui: Better document our blame variables git-gui: Remove unused commit_list from blame viewer git-gui: Automatically expand the line number column as needed git-gui: Make the line number column slightly wider in blame git-gui: Use lighter colors in blame view git-gui: Remove unnecessary space between columns in blame viewer git-gui: Remove the loaded column from the blame viewer git-gui: Clip the commit summaries in the blame history menu ...
2007-06-07War on whitespaceLibravatar Junio C Hamano2-3/+0
This uses "git-apply --whitespace=strip" to fix whitespace errors that have crept in to our source files over time. There are a few files that need to have trailing whitespaces (most notably, test vectors). The results still passes the test, and build result in Documentation/ area is unchanged. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-05-28Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano2-10/+19
* 'maint' of git://repo.or.cz/git-gui: git-gui: Guess our share/git-gui/lib path at runtime if possible Correct key bindings to Control-<foo> git-gui: Tighten internal pattern match for lib/ directory
2007-05-17Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano2-4/+44
* 'master' of git://repo.or.cz/git-gui: git-gui: Gracefully handle bad TCL_PATH at compile time
2007-05-10Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano9-345/+513
* 'master' of git://repo.or.cz/git-gui: git gui 0.7.0 git-gui: Paperbag fix blame in subdirectory git-gui: Format author/committer times in ISO format git-gui: Cleanup minor nits in blame code git-gui: Generate blame on uncommitted working tree file git-gui: Smarter command line parsing for browser, blame git-gui: Use prefix if blame is run in a subdirectory git-gui: Convert blame to the "class" way of doing things git-gui: Don't attempt to inline array reads in methods git-gui: Convert browser, console to "class" format git-gui: Define a simple class/method system git-gui: Allow shift-{k,j} to select a range of branches to merge git-gui: Call changes "Staged" and "Unstaged" in file list titles.
2007-05-07Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Shawn O. Pearce17-4016/+3996
* 'master' of git://repo.or.cz/git-gui: git-gui: Use vi-like keys in merge dialog git-gui: Include commit id/subject in merge choices git-gui: Show all possible branches for merge git-gui: Move merge support into a namespace git-gui: Allow vi keys to scroll the diff/blame regions git-gui: Move console procs into their own namespace git-gui: Refactor into multiple files to save my sanity git-gui: Track our own embedded values and rebuild when they change git-gui: Refactor to use our git proc more often git-gui: Use option database defaults to set the font git-gui: Cleanup common font handling for font_ui git-gui: Correct line wrapping for too many branch message git-gui: Warn users before making an octopus merge git-gui: Include the subject in the status bar after commit Also perform an evil merge change to update Git's main Makefile to pass the proper options down into git-gui now that it depends on reasonable values for 'sharedir' and 'TCL_PATH'. Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2007-05-07Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano1-20/+26
* 'master' of git://repo.or.cz/git-gui: git-gui: Correctly handle UTF-8 encoded commit messages
2007-05-07Merge branch 'maint'Libravatar Junio C Hamano1-1/+1
* maint: Documentation: don't reference non-existent 'git-cvsapplycommit' user-manual: stop deprecating the manual user-manual: miscellaneous editing user-manual: fix .gitconfig editing examples user-manual: clean up fast-forward and dangling-objects sections user-manual: add section ID's user-manual: more discussion of detached heads, fix typos git-gui: Allow spaces in path to 'wish' gitk: Allow user to choose whether to see the diff, old file, or new file
2007-05-07Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano1-1/+1
* 'maint' of git://repo.or.cz/git-gui: git-gui: Allow spaces in path to 'wish'
2007-04-17Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano2-74/+91
* 'master' of git://repo.or.cz/git-gui: git-gui: Honor TCLTK_PATH if supplied Revert "Allow wish interpreter to be defined with TCLTK_PATH" git-gui: Display the directory basename in the title git-gui: Brown paper bag fix division by 0 in blame Always bind the return key to the default button Do not break git-gui messages into multiple lines. Improve look-and-feel of the git-gui tool. Teach git-gui to use the user-defined UI font everywhere. Allow wish interpreter to be defined with TCLTK_PATH
2007-04-17Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano1-4/+6
* 'maint' of git://repo.or.cz/git-gui: git-gui: Brown paper bag fix division by 0 in blame
2007-03-12Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano1-0/+5
* 'master' of git://repo.or.cz/git-gui: git-gui: Support of "make -s" in: do not output anything of the build itself
2007-03-12Merge branch 'maint' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano4-156/+15
* 'maint' of git://repo.or.cz/git-gui: git-gui: Allow 'git gui version' outside of a repository git-gui: Revert "git-gui: Display all authors of git-gui." git-gui: Revert "Don't modify CREDITS-FILE if it hasn't changed." git-gui: Allow committing empty merges
2007-03-06Merge branch 'master' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano2-37/+69
* 'master' of git://repo.or.cz/git-gui: git-gui: Make 'make' quieter by default git-gui: Remove unnecessary /dev/null redirection. git-gui: Don't create empty (same tree as parent) commits. git-gui: Add Reset to the Branch menu. git-gui: Relocate the menu/transport menu code.
2007-02-24Merge git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano1-6/+19
* git://repo.or.cz/git-gui: Don't modify CREDITS-FILE if it hasn't changed.
2007-02-21Merge branch 'master' of git://repo.or.cz/git-gui into maintLibravatar Junio C Hamano6-120/+308
* 'master' of git://repo.or.cz/git-gui: git-gui: Don't crash in citool mode on initial commit. git-gui: Remove TODO list. git-gui: Include browser in our usage message. git-gui: Change summary of git-gui. git-gui: Display all authors of git-gui. git-gui: Use mixed path for docs on Cygwin. git-gui: Correct crash when saving options in blame mode. git-gui: Expose the browser as a subcommand. git-gui: Create new branches from a tag. git-gui: Prefer version file over git-describe. git-gui: Print version on the console. git-gui: More consistently display the application name. git-gui: Permit merging tags into the current branch. git-gui: Basic version check to ensure git 1.5.0 or later is used. git-gui: Refactor 'exec git subcmd' idiom.
2007-02-13Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano1-1/+1
* 'master' of git://repo.or.cz/git-gui: git-gui: fix typo in GIT-VERSION-GEN, "/dev/null" not "/devnull"
2007-02-12Merge branch 'master' of git://repo.or.cz/git-guiLibravatar Junio C Hamano3-19/+58
* 'master' of git://repo.or.cz/git-gui: git-gui: Change base version to 0.6. git-gui: Guess our version accurately as a subproject. git-gui: Handle gitgui tags in version gen. git-gui: Generate a version file on demand. git-gui: Rename GIT_VERSION to GITGUI_VERSION. git-gui: Allow gitexecdir, INSTALL to be set by the caller.