diff options
Diffstat (limited to 'contrib')
| -rwxr-xr-x | contrib/completion/git-completion.bash | 61 | ||||
| -rwxr-xr-x | contrib/difftool/git-difftool | 74 | ||||
| -rwxr-xr-x | contrib/difftool/git-difftool-helper | 240 | ||||
| -rw-r--r-- | contrib/difftool/git-difftool.txt | 104 | ||||
| -rw-r--r-- | contrib/examples/README | 3 | ||||
| -rw-r--r-- | contrib/vim/README | 12 |
6 files changed, 469 insertions, 25 deletions
diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash index e00454983e..ec701e8069 100755 --- a/contrib/completion/git-completion.bash +++ b/contrib/completion/git-completion.bash @@ -1,3 +1,4 @@ +#!bash # # bash completion support for core Git. # @@ -50,9 +51,11 @@ case "$COMP_WORDBREAKS" in *) COMP_WORDBREAKS="$COMP_WORDBREAKS:" esac +# __gitdir accepts 0 or 1 arguments (i.e., location) +# returns location of .git repo __gitdir () { - if [ -z "$1" ]; then + if [ -z "${1-}" ]; then if [ -n "$__git_dir" ]; then echo "$__git_dir" elif [ -d .git ]; then @@ -67,6 +70,8 @@ __gitdir () fi } +# __git_ps1 accepts 0 or 1 arguments (i.e., format string) +# returns text to add to bash PS1 prompt (includes branch name) __git_ps1 () { local g="$(git rev-parse --git-dir 2>/dev/null)" @@ -111,7 +116,7 @@ __git_ps1 () fi fi - if [ -n "$1" ]; then + if [ -n "${1-}" ]; then printf "$1" "${b##refs/heads/}$r" else printf " (%s)" "${b##refs/heads/}$r" @@ -119,6 +124,7 @@ __git_ps1 () fi } +# __gitcomp_1 requires 2 arguments __gitcomp_1 () { local c IFS=' '$'\t'$'\n' @@ -131,6 +137,8 @@ __gitcomp_1 () done } +# __gitcomp accepts 1, 2, 3, or 4 arguments +# generates completion reply with compgen __gitcomp () { local cur="${COMP_WORDS[COMP_CWORD]}" @@ -143,22 +151,23 @@ __gitcomp () ;; *) local IFS=$'\n' - COMPREPLY=($(compgen -P "$2" \ - -W "$(__gitcomp_1 "$1" "$4")" \ + COMPREPLY=($(compgen -P "${2-}" \ + -W "$(__gitcomp_1 "${1-}" "${4-}")" \ -- "$cur")) ;; esac } +# __git_heads accepts 0 or 1 arguments (to pass to __gitdir) __git_heads () { - local cmd i is_hash=y dir="$(__gitdir "$1")" + local cmd i is_hash=y dir="$(__gitdir "${1-}")" if [ -d "$dir" ]; then git --git-dir="$dir" for-each-ref --format='%(refname:short)' \ refs/heads return fi - for i in $(git ls-remote "$1" 2>/dev/null); do + for i in $(git ls-remote "${1-}" 2>/dev/null); do case "$is_hash,$i" in y,*) is_hash=n ;; n,*^{}) is_hash=y ;; @@ -168,15 +177,16 @@ __git_heads () done } +# __git_tags accepts 0 or 1 arguments (to pass to __gitdir) __git_tags () { - local cmd i is_hash=y dir="$(__gitdir "$1")" + local cmd i is_hash=y dir="$(__gitdir "${1-}")" if [ -d "$dir" ]; then git --git-dir="$dir" for-each-ref --format='%(refname:short)' \ refs/tags return fi - for i in $(git ls-remote "$1" 2>/dev/null); do + for i in $(git ls-remote "${1-}" 2>/dev/null); do case "$is_hash,$i" in y,*) is_hash=n ;; n,*^{}) is_hash=y ;; @@ -186,9 +196,10 @@ __git_tags () done } +# __git_refs accepts 0 or 1 arguments (to pass to __gitdir) __git_refs () { - local i is_hash=y dir="$(__gitdir "$1")" + local i is_hash=y dir="$(__gitdir "${1-}")" local cur="${COMP_WORDS[COMP_CWORD]}" format refs if [ -d "$dir" ]; then case "$cur" in @@ -218,6 +229,7 @@ __git_refs () done } +# __git_refs2 requires 1 argument (to pass to __git_refs) __git_refs2 () { local i @@ -226,6 +238,7 @@ __git_refs2 () done } +# __git_refs_remotes requires 1 argument (to pass to ls-remote) __git_refs_remotes () { local cmd i is_hash=y @@ -470,6 +483,7 @@ __git_aliases () done } +# __git_aliased_command requires 1 argument __git_aliased_command () { local word cmdline=$(git --git-dir="$(__gitdir)" \ @@ -482,6 +496,7 @@ __git_aliased_command () done } +# __git_find_subcommand requires 1 argument __git_find_subcommand () { local word subcommand c=1 @@ -563,7 +578,7 @@ _git_add () --*) __gitcomp " --interactive --refresh --patch --update --dry-run - --ignore-errors + --ignore-errors --intent-to-add " return esac @@ -628,7 +643,6 @@ _git_branch () done case "${COMP_WORDS[COMP_CWORD]}" in - --*=*) COMPREPLY=() ;; --*) __gitcomp " --color --no-color --verbose --abbrev= --no-abbrev @@ -776,6 +790,7 @@ _git_diff () --no-ext-diff --no-prefix --src-prefix= --dst-prefix= --base --ours --theirs + --inter-hunk-context= " return ;; @@ -823,6 +838,8 @@ _git_format_patch () --not --all --cover-letter --no-prefix --src-prefix= --dst-prefix= + --inline --suffix= --ignore-if-in-upstream + --subject-prefix= " return ;; @@ -930,6 +947,8 @@ _git_ls_tree () __git_complete_file } +__git_log_pretty_formats="oneline short medium full fuller email raw format:" + _git_log () { __git_has_doubledash && return @@ -937,8 +956,7 @@ _git_log () local cur="${COMP_WORDS[COMP_CWORD]}" case "$cur" in --pretty=*) - __gitcomp " - oneline short medium full fuller email raw + __gitcomp "$__git_log_pretty_formats " "" "${cur##--pretty=}" return ;; @@ -967,6 +985,7 @@ _git_log () --color-words --walk-reflogs --parents --children --full-history --merge + --inter-hunk-context= " return ;; @@ -1403,7 +1422,7 @@ _git_reset () local cur="${COMP_WORDS[COMP_CWORD]}" case "$cur" in --*) - __gitcomp "--mixed --hard --soft" + __gitcomp "--merge --mixed --hard --soft" return ;; esac @@ -1465,8 +1484,7 @@ _git_show () local cur="${COMP_WORDS[COMP_CWORD]}" case "$cur" in --pretty=*) - __gitcomp " - oneline short medium full fuller email raw + __gitcomp "$__git_log_pretty_formats " "" "${cur##--pretty=}" return ;; @@ -1672,7 +1690,6 @@ _git () if [ -z "$command" ]; then case "${COMP_WORDS[COMP_CWORD]}" in - --*=*) COMPREPLY=() ;; --*) __gitcomp " --paginate --no-pager @@ -1736,6 +1753,7 @@ _git () show) _git_show ;; show-branch) _git_show_branch ;; stash) _git_stash ;; + stage) _git_add ;; submodule) _git_submodule ;; svn) _git_svn ;; tag) _git_tag ;; @@ -1763,13 +1781,16 @@ _gitk () __git_complete_revlist } -complete -o default -o nospace -F _git git -complete -o default -o nospace -F _gitk gitk +complete -o bashdefault -o default -o nospace -F _git git 2>/dev/null \ + || complete -o default -o nospace -F _git git +complete -o bashdefault -o default -o nospace -F _gitk gitk 2>/dev/null \ + || complete -o default -o nospace -F _gitk gitk # The following are necessary only for Cygwin, and only are needed # when the user has tab-completed the executable name and consequently # included the '.exe' suffix. # if [ Cygwin = "$(uname -o 2>/dev/null)" ]; then -complete -o default -o nospace -F _git git.exe +complete -o bashdefault -o default -o nospace -F _git git.exe 2>/dev/null \ + || complete -o default -o nospace -F _git git.exe fi diff --git a/contrib/difftool/git-difftool b/contrib/difftool/git-difftool new file mode 100755 index 0000000000..1fc087c5fc --- /dev/null +++ b/contrib/difftool/git-difftool @@ -0,0 +1,74 @@ +#!/usr/bin/env perl +# Copyright (c) 2009 David Aguilar +# +# This is a wrapper around the GIT_EXTERNAL_DIFF-compatible +# git-difftool-helper script. This script exports +# GIT_EXTERNAL_DIFF and GIT_PAGER for use by git, and +# GIT_NO_PROMPT and GIT_MERGE_TOOL for use by git-difftool-helper. +# Any arguments that are unknown to this script are forwarded to 'git diff'. + +use strict; +use warnings; +use Cwd qw(abs_path); +use File::Basename qw(dirname); + +my $DIR = abs_path(dirname($0)); + + +sub usage +{ + print << 'USAGE'; + +usage: git difftool [--no-prompt] [--tool=tool] ["git diff" options] +USAGE + exit 1; +} + +sub setup_environment +{ + $ENV{PATH} = "$DIR:$ENV{PATH}"; + $ENV{GIT_PAGER} = ''; + $ENV{GIT_EXTERNAL_DIFF} = 'git-difftool-helper'; +} + +sub exe +{ + my $exe = shift; + return defined $ENV{COMSPEC} ? "$exe.exe" : $exe; +} + +sub generate_command +{ + my @command = (exe('git'), 'diff'); + my $skip_next = 0; + my $idx = -1; + for my $arg (@ARGV) { + $idx++; + if ($skip_next) { + $skip_next = 0; + next; + } + if ($arg eq '-t' or $arg eq '--tool') { + usage() if $#ARGV <= $idx; + $ENV{GIT_MERGE_TOOL} = $ARGV[$idx + 1]; + $skip_next = 1; + next; + } + if ($arg =~ /^--tool=/) { + $ENV{GIT_MERGE_TOOL} = substr($arg, 7); + next; + } + if ($arg eq '--no-prompt') { + $ENV{GIT_DIFFTOOL_NO_PROMPT} = 'true'; + next; + } + if ($arg eq '-h' or $arg eq '--help') { + usage(); + } + push @command, $arg; + } + return @command +} + +setup_environment(); +exec(generate_command()); diff --git a/contrib/difftool/git-difftool-helper b/contrib/difftool/git-difftool-helper new file mode 100755 index 0000000000..0b266e3603 --- /dev/null +++ b/contrib/difftool/git-difftool-helper @@ -0,0 +1,240 @@ +#!/bin/sh +# git-difftool-helper is a GIT_EXTERNAL_DIFF-compatible diff tool launcher. +# It supports kdiff3, tkdiff, xxdiff, meld, opendiff, emerge, ecmerge, +# vimdiff, gvimdiff, and custom user-configurable tools. +# This script is typically launched by using the 'git difftool' +# convenience command. +# +# Copyright (c) 2009 David Aguilar + +# Set GIT_DIFFTOOL_NO_PROMPT to bypass the per-file prompt. +should_prompt () { + ! test -n "$GIT_DIFFTOOL_NO_PROMPT" +} + +# Should we keep the backup .orig file? +keep_backup_mode="$(git config --bool merge.keepBackup || echo true)" +keep_backup () { + test "$keep_backup_mode" = "true" +} + +# This function manages the backup .orig file. +# A backup $MERGED.orig file is created if changes are detected. +cleanup_temp_files () { + if test -n "$MERGED"; then + if keep_backup && test "$MERGED" -nt "$BACKUP"; then + test -f "$BACKUP" && mv -- "$BACKUP" "$MERGED.orig" + else + rm -f -- "$BACKUP" + fi + fi +} + +# This is called when users Ctrl-C out of git-difftool-helper +sigint_handler () { + echo + cleanup_temp_files + exit 1 +} + +# This function prepares temporary files and launches the appropriate +# merge tool. +launch_merge_tool () { + # Merged is the filename as it appears in the work tree + # Local is the contents of a/filename + # Remote is the contents of b/filename + # Custom merge tool commands might use $BASE so we provide it + MERGED="$1" + LOCAL="$2" + REMOTE="$3" + BASE="$1" + ext="$$$(expr "$MERGED" : '.*\(\.[^/]*\)$')" + BACKUP="$MERGED.BACKUP.$ext" + + # Create and ensure that we clean up $BACKUP + test -f "$MERGED" && cp -- "$MERGED" "$BACKUP" + trap sigint_handler SIGINT + + # $LOCAL and $REMOTE are temporary files so prompt + # the user with the real $MERGED name before launching $merge_tool. + if should_prompt; then + printf "\nViewing: '$MERGED'\n" + printf "Hit return to launch '%s': " "$merge_tool" + read ans + fi + + # Run the appropriate merge tool command + case "$merge_tool" in + kdiff3) + basename=$(basename "$MERGED") + "$merge_tool_path" --auto \ + --L1 "$basename (A)" \ + --L2 "$basename (B)" \ + -o "$MERGED" "$LOCAL" "$REMOTE" \ + > /dev/null 2>&1 + ;; + + tkdiff) + "$merge_tool_path" -o "$MERGED" "$LOCAL" "$REMOTE" + ;; + + meld|vimdiff) + "$merge_tool_path" "$LOCAL" "$REMOTE" + ;; + + gvimdiff) + "$merge_tool_path" -f "$LOCAL" "$REMOTE" + ;; + + xxdiff) + "$merge_tool_path" \ + -X \ + -R 'Accel.SaveAsMerged: "Ctrl-S"' \ + -R 'Accel.Search: "Ctrl+F"' \ + -R 'Accel.SearchForward: "Ctrl-G"' \ + --merged-file "$MERGED" \ + "$LOCAL" "$REMOTE" + ;; + + opendiff) + "$merge_tool_path" "$LOCAL" "$REMOTE" \ + -merge "$MERGED" | cat + ;; + + ecmerge) + "$merge_tool_path" "$LOCAL" "$REMOTE" \ + --default --mode=merge2 --to="$MERGED" + ;; + + emerge) + "$merge_tool_path" -f emerge-files-command \ + "$LOCAL" "$REMOTE" "$(basename "$MERGED")" + ;; + + *) + if test -n "$merge_tool_cmd"; then + ( eval $merge_tool_cmd ) + fi + ;; + esac + + cleanup_temp_files +} + +# Verifies that mergetool.<tool>.cmd exists +valid_custom_tool() { + merge_tool_cmd="$(git config mergetool.$1.cmd)" + test -n "$merge_tool_cmd" +} + +# Verifies that the chosen merge tool is properly setup. +# Built-in merge tools are always valid. +valid_tool() { + case "$1" in + kdiff3 | tkdiff | xxdiff | meld | opendiff | emerge | vimdiff | gvimdiff | ecmerge) + ;; # happy + *) + if ! valid_custom_tool "$1" + then + return 1 + fi + ;; + esac +} + +# Sets up the merge_tool_path variable. +# This handles the mergetool.<tool>.path configuration. +init_merge_tool_path() { + merge_tool_path=$(git config mergetool."$1".path) + if test -z "$merge_tool_path"; then + case "$1" in + emerge) + merge_tool_path=emacs + ;; + *) + merge_tool_path="$1" + ;; + esac + fi +} + +# Allow the GIT_MERGE_TOOL variable to provide a default value +test -n "$GIT_MERGE_TOOL" && merge_tool="$GIT_MERGE_TOOL" + +# If not merge tool was specified then use the merge.tool +# configuration variable. If that's invalid then reset merge_tool. +if test -z "$merge_tool"; then + merge_tool=$(git config merge.tool) + if test -n "$merge_tool" && ! valid_tool "$merge_tool"; then + echo >&2 "git config option merge.tool set to unknown tool: $merge_tool" + echo >&2 "Resetting to default..." + unset merge_tool + fi +fi + +# Try to guess an appropriate merge tool if no tool has been set. +if test -z "$merge_tool"; then + + # We have a $DISPLAY so try some common UNIX merge tools + if test -n "$DISPLAY"; then + merge_tool_candidates="kdiff3 tkdiff xxdiff meld gvimdiff" + # If gnome then prefer meld + if test -n "$GNOME_DESKTOP_SESSION_ID"; then + merge_tool_candidates="meld $merge_tool_candidates" + fi + # If KDE then prefer kdiff3 + if test "$KDE_FULL_SESSION" = "true"; then + merge_tool_candidates="kdiff3 $merge_tool_candidates" + fi + fi + + # $EDITOR is emacs so add emerge as a candidate + if echo "${VISUAL:-$EDITOR}" | grep 'emacs' > /dev/null 2>&1; then + merge_tool_candidates="$merge_tool_candidates emerge" + fi + + # $EDITOR is vim so add vimdiff as a candidate + if echo "${VISUAL:-$EDITOR}" | grep 'vim' > /dev/null 2>&1; then + merge_tool_candidates="$merge_tool_candidates vimdiff" + fi + + merge_tool_candidates="$merge_tool_candidates opendiff emerge vimdiff" + echo "merge tool candidates: $merge_tool_candidates" + + # Loop over each candidate and stop when a valid merge tool is found. + for i in $merge_tool_candidates + do + init_merge_tool_path $i + if type "$merge_tool_path" > /dev/null 2>&1; then + merge_tool=$i + break + fi + done + + if test -z "$merge_tool" ; then + echo "No known merge resolution program available." + exit 1 + fi + +else + # A merge tool has been set, so verify that it's valid. + if ! valid_tool "$merge_tool"; then + echo >&2 "Unknown merge tool $merge_tool" + exit 1 + fi + + init_merge_tool_path "$merge_tool" + + if test -z "$merge_tool_cmd" && ! type "$merge_tool_path" > /dev/null 2>&1; then + echo "The merge tool $merge_tool is not available as '$merge_tool_path'" + exit 1 + fi +fi + + +# Launch the merge tool on each path provided by 'git diff' +while test $# -gt 6 +do + launch_merge_tool "$1" "$2" "$5" + shift 7 +done diff --git a/contrib/difftool/git-difftool.txt b/contrib/difftool/git-difftool.txt new file mode 100644 index 0000000000..3940c7057c --- /dev/null +++ b/contrib/difftool/git-difftool.txt @@ -0,0 +1,104 @@ +git-difftool(1) +=============== + +NAME +---- +git-difftool - compare changes using common merge tools + +SYNOPSIS +-------- +'git difftool' [--tool=<tool>] [--no-prompt] ['git diff' options] + +DESCRIPTION +----------- +'git difftool' is a git command that allows you to compare and edit files +between revisions using common merge tools. At its most basic level, +'git difftool' does what 'git mergetool' does but its use is for non-merge +situations such as when preparing commits or comparing changes against +the index. + +'git difftool' is a frontend to 'git diff' and accepts the same +arguments and options. + +See linkgit:git-diff[7] for the full list of supported options. + +OPTIONS +------- +-t <tool>:: +--tool=<tool>:: + Use the merge resolution program specified by <tool>. + Valid merge tools are: + kdiff3, tkdiff, meld, xxdiff, emerge, vimdiff, gvimdiff, ecmerge, and opendiff ++ +If a merge resolution program is not specified, 'git difftool' +will use the configuration variable `merge.tool`. If the +configuration variable `merge.tool` is not set, 'git difftool' +will pick a suitable default. ++ +You can explicitly provide a full path to the tool by setting the +configuration variable `mergetool.<tool>.path`. For example, you +can configure the absolute path to kdiff3 by setting +`mergetool.kdiff3.path`. Otherwise, 'git difftool' assumes the +tool is available in PATH. ++ +Instead of running one of the known merge tool programs, +'git difftool' can be customized to run an alternative program +by specifying the command line to invoke in a configuration +variable `mergetool.<tool>.cmd`. ++ +When 'git difftool' is invoked with this tool (either through the +`-t` or `--tool` option or the `merge.tool` configuration variable) +the configured command line will be invoked with the following +variables available: `$LOCAL` is set to the name of the temporary +file containing the contents of the diff pre-image and `$REMOTE` +is set to the name of the temporary file containing the contents +of the diff post-image. `$BASE` is provided for compatibility +with custom merge tool commands and has the same value as `$LOCAL`. + +--no-prompt:: + Do not prompt before launching a merge tool. + +CONFIG VARIABLES +---------------- +merge.tool:: + The default merge tool to use. ++ +See the `--tool=<tool>` option above for more details. + +merge.keepBackup:: + The original, unedited file content can be saved to a file with + a `.orig` extension. Defaults to `true` (i.e. keep the backup files). + +mergetool.<tool>.path:: + Override the path for the given tool. This is useful in case + your tool is not in the PATH. + +mergetool.<tool>.cmd:: + Specify the command to invoke the specified merge tool. ++ +See the `--tool=<tool>` option above for more details. + + +SEE ALSO +-------- +linkgit:git-diff[7]:: + Show changes between commits, commit and working tree, etc + +linkgit:git-mergetool[1]:: + Run merge conflict resolution tools to resolve merge conflicts + +linkgit:git-config[7]:: + Get and set repository or global options + + +AUTHOR +------ +Written by David Aguilar <davvid@gmail.com>. + +Documentation +-------------- +Documentation by David Aguilar and the git-list <git@vger.kernel.org>. + +GIT +--- +Part of the linkgit:git[1] suite diff --git a/contrib/examples/README b/contrib/examples/README new file mode 100644 index 0000000000..6946f3dd2a --- /dev/null +++ b/contrib/examples/README @@ -0,0 +1,3 @@ +These are original scripted implementations, kept primarily for their +reference value to any aspiring plumbing users who want to learn how +pieces can be fit together. diff --git a/contrib/vim/README b/contrib/vim/README index c487346eba..fca1e17251 100644 --- a/contrib/vim/README +++ b/contrib/vim/README @@ -5,11 +5,13 @@ automatically. If you have an older version of vim, you can get the latest syntax files from the vim project: - http://vim.svn.sourceforge.net/viewvc/vim/trunk/runtime/syntax/git.vim - http://vim.svn.sourceforge.net/viewvc/vim/trunk/runtime/syntax/gitcommit.vim - http://vim.svn.sourceforge.net/viewvc/vim/trunk/runtime/syntax/gitconfig.vim - http://vim.svn.sourceforge.net/viewvc/vim/trunk/runtime/syntax/gitrebase.vim - http://vim.svn.sourceforge.net/viewvc/vim/trunk/runtime/syntax/gitsendemail.vim + http://ftp.vim.org/pub/vim/runtime/syntax/git.vim + http://ftp.vim.org/pub/vim/runtime/syntax/gitcommit.vim + http://ftp.vim.org/pub/vim/runtime/syntax/gitconfig.vim + http://ftp.vim.org/pub/vim/runtime/syntax/gitrebase.vim + http://ftp.vim.org/pub/vim/runtime/syntax/gitsendemail.vim + +These files are also available via FTP at the same location. To install: |