#!/bin/sh
-#set -x
+# This program is licensed under the GNU GPL version 2 or later.
+# (c) Richard "RichiH" Hartmann <richih@debian.org>, 2011-2015
+# For details, see LICENSE. To submit patches, you have to agree to
+# license your code under the GNU GPL version 2 or later.
+# While the following is not legally binding, the author would like to
+# explain the choice of GPLv2+ over GPLv3+.
+# The author prefers GPLv3+ over GPLv2+ but feels it's better to maintain
+# full compatibility's with Git. In case Git ever changes its licensing terms,
+# which is admittedly extremely unlikely to the point of being impossible,
+# this software will most likely follow suit.
+
+# This should always be the first line of code to facilitate debugging
+[ -n "$VCSH_DEBUG" ] && set -vx
+
+
+# If '.git-HEAD' is appended to the version, you are seeing an unreleased
+# version of vcsh; the master branch is supposed to be clean at all times
+# so you can most likely just use it nonetheless
+VERSION='1.20141026'
SELF=$(basename $0)
-[ -z $XDG_CONFIG_HOME ] && XDG_CONFIG_HOME="$HOME/.config"
-VCSH_BASE="$XDG_CONFIG_HOME/vcsh/repo.d"
+
+fatal() {
+ echo "$SELF: fatal: $1" >&2
+ [ -z $2 ] && exit 1
+ exit $2
+}
+
+# We need to run getops as soon as possible so we catch -d and other
+# options that will modify our behaviour.
+# Commands are handled at the end of this script.
+while getopts "c:dv" flag; do
+ if [ x"$1" = x'-d' ] || [ x"$1" = x'--debug' ]; then
+ set -vx
+ VCSH_DEBUG=1
+ echo "debug mode on"
+ echo "$SELF $VERSION"
+ elif [ x"$1" = x'-v' ]; then
+ VCSH_VERBOSE=1
+ echo "verbose mode on"
+ echo "$SELF $VERSION"
+ elif [ x"$1" = x'-c' ]; then
+ VCSH_OPTION_CONFIG=$OPTARG
+ fi
+ shift 1
+done
+
+source_all() {
+ # Source file even if it's in $PWD and does not have any slashes in it
+ case $1 in
+ */*) . "$1";;
+ *) . "$PWD/$1";;
+ esac;
+}
+
+
+# Read configuration and set defaults if anything's not set
+[ -n "$VCSH_DEBUG" ] && set -vx
+: ${XDG_CONFIG_HOME:="$HOME/.config"}
+
+# Read configuration files if there are any
+[ -r "/etc/vcsh/config" ] && . "/etc/vcsh/config"
+[ -r "$XDG_CONFIG_HOME/vcsh/config" ] && . "$XDG_CONFIG_HOME/vcsh/config"
+if [ -n "$VCSH_OPTION_CONFIG" ]; then
+ # Source $VCSH_OPTION_CONFIG if it can be read and is in $PWD of $PATH
+ if [ -r "$VCSH_OPTION_CONFIG" ]; then
+ source_all "$VCSH_OPTION_CONFIG"
+ else
+ fatal "Can not read configuration file '$VCSH_OPTION_CONFIG'" 1
+ fi
+fi
+[ -n "$VCSH_DEBUG" ] && set -vx
+
+# Read defaults
+: ${VCSH_REPO_D:="$XDG_CONFIG_HOME/vcsh/repo.d"}
+: ${VCSH_HOOK_D:="$XDG_CONFIG_HOME/vcsh/hooks-enabled"}
+: ${VCSH_OVERLAY_D:="$XDG_CONFIG_HOME/vcsh/overlays-enabled"}
+: ${VCSH_BASE:="$HOME"}
+: ${VCSH_GITIGNORE:=exact}
+: ${VCSH_GITATTRIBUTES:=none}
+: ${VCSH_WORKTREE:=absolute}
+
+if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then
+ fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'none', or 'recursive'" 1
+fi
+
+if [ ! "x$VCSH_WORKTREE" = 'xabsolute' ] && [ ! "x$VCSH_WORKTREE" = 'xrelative' ]; then
+ fatal "'\$VCSH_WORKTREE' must equal 'absolute', or 'relative'" 1
+fi
+
help() {
- echo "usage: $SELF <args>
+ echo "usage: $SELF <options> <command>
- help Display this help
+ options:
+ -c <file> Source file
+ -d Enable debug mode
+ -v Enable verbose mode
- list List all repos
+ commands:
+ clone [-b <branch>] \\
+ <remote> \\
+ [<repo>] Clone from an existing repository
+ commit Commit in all repositories
+ delete <repo> Delete an existing repository
+ enter <repo> Enter repository; spawn new instance of \$SHELL
+ help Display this help text
+ init <repo> Initialize a new repository
+ list List all repositories
+ list-tracked \\
+ [<repo>] List all files tracked all or one repositories
+ list-untracked \\
+ [<-r>] [<repo>] List all files not tracked by all or one repositories
+ pull Pull from all vcsh remotes
+ push Push to vcsh remotes
+ rename <repo> \\
+ <newname> Rename repository
+ run <repo> \\
+ <command> Use this repository
+ status \\
+ [--terse] [<repo>] Show statuses of all/one vcsh repositories
+ upgrade <repo> Upgrade repository to currently recommended settings
+ version Print version information
+ which <substring> Find substring in name of any tracked file
+ write-gitignore \\
+ <repo> Write .gitignore.d/<repo> via git ls-files
- use <repo> Use this repository
- run <repo>
- <command> Use this repository
+ <repo> <git command> Shortcut to run git commands directly
+ <repo> Shortcut to enter repository" >&2
+}
- init Initialize a new repository
- clone <remote>
- <repo> Clone from an existing repository
+debug() {
+ [ -n "$VCSH_DEBUG" ] && echo "$SELF: debug: $@"
+}
- exit Exit vcsh mode" >&2
+verbose() {
+ if [ -n "$VCSH_DEBUG" ] || [ -n "$VCSH_VERBOSE" ]; then echo "$SELF: verbose: $@"; fi
}
-use() {
- REPO_NAME="$1"
- GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
+error() {
+ echo "$SELF: error: $1" >&2
+}
+
+info() {
+ echo "$SELF: info: $1"
+}
- if [ ! -d "$GIT_DIR" ]; then
- echo E: no repository found for "$REPO_NAME" >&2
- return 2
+clone() {
+ hook pre-clone
+ init
+ git remote add origin "$GIT_REMOTE"
+ git checkout -b "$VCSH_BRANCH" || return $?
+ git config branch."$VCSH_BRANCH".remote origin
+ git config branch."$VCSH_BRANCH".merge refs/heads/"$VCSH_BRANCH"
+ if [ $(git ls-remote origin "$VCSH_BRANCH" 2> /dev/null | wc -l ) -lt 1 ]; then
+ info "remote is empty, not merging anything.
+ You should add files to your new repository."
+ exit
fi
+ git fetch origin "$VCSH_BRANCH"
+ hook pre-merge
+ git ls-tree -r --name-only origin/"$VCSH_BRANCH" | (while read object; do
+ [ -e "$object" ] &&
+ error "'$object' exists." &&
+ VCSH_CONFLICT=1
+ done
+ [ x"$VCSH_CONFLICT" = x'1' ]) &&
+ fatal "will stop after fetching and not try to merge!
+ Once this situation has been resolved, run 'vcsh $VCSH_REPO_NAME pull' to finish cloning." 17
+ git -c merge.ff=true merge origin/"$VCSH_BRANCH"
+ hook post-merge
+ hook post-clone
+ retire
+ hook post-clone-retired
+}
- export GIT_DIR
- export GIT_WORK_TREE="$(git config --get core.worktree)"
- export VCSH_DIRECTORY="$REPO_NAME"
+commit() {
+ hook pre-commit
+ for VCSH_REPO_NAME in $(list); do
+ echo "$VCSH_REPO_NAME: "
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ use
+ git commit --untracked-files=no --quiet
+ VCSH_COMMAND_RETURN_CODE=$?
+ echo
+ done
+ hook post-commit
+}
+
+delete() {
+ cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
+ use
+ info "This operation WILL DESTROY DATA!"
+ files=$(git ls-files)
+ echo "These files will be deleted:
+
+$files
+
+AGAIN, THIS WILL DELETE YOUR DATA!
+To continue, type 'Yes, do as I say'"
+ read answer
+ [ "x$answer" = 'xYes, do as I say' ] || exit 16
+ for file in $files; do
+ rm -f $file || info "could not delete '$file', continuing with deletion"
+ done
+ rm -rf "$GIT_DIR" || error "could not delete '$GIT_DIR'"
+}
+
+enter() {
+ hook pre-enter
+ use
+ $SHELL
+ hook post-enter
+}
+
+git_dir_exists() {
+ [ -d "$GIT_DIR" ] || fatal "no repository found for '$VCSH_REPO_NAME'" 12
+}
+
+hook() {
+ for hook in "$VCSH_HOOK_D/$1"* "$VCSH_HOOK_D/$VCSH_REPO_NAME.$1"*; do
+ [ -x "$hook" ] || continue
+ verbose "executing '$hook'"
+ "$hook"
+ done
}
init() {
- [[ -e $GIT_DIR ]] &&
- echo "$(basename $0): fatal: $GIT_DIR exists" &&
- return 21
- export GIT_WORK_TREE="$HOME"
- mkdir -p $GIT_WORK_TREE
- cd $GIT_WORK_TREE ||
- (echo "$(basename $0): fatal: could not enter $GIT_WORK_TREE" &&
- exit 20) || exit 20
- cd $GIT_WORK_TREE
- git init
- git config core.worktree $GIT_WORK_TREE
-}
-
-leave() {
- unset GIT_DIR
- unset GIT_WORK_TREE
- unset VCSH_DIRECTORY
+ hook pre-init
+ [ ! -e "$GIT_DIR" ] || fatal "'$GIT_DIR' exists" 10
+ mkdir -p "$VCSH_BASE" || fatal "could not create '$VCSH_BASE'" 50
+ cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
+ git init --shared=0600
+ upgrade
+ hook post-init
}
-if [ "$1" = 'help' ] || [ $# -eq 0 ]; then
- help
- [ "$1" = 'help' ]
- return $?
+list() {
+ for repo in "$VCSH_REPO_D"/*.git; do
+ [ -d "$repo" ] && [ -r "$repo" ] && echo "$(basename "$repo" .git)"
+ done
+}
-elif [ "$1" = 'list' ]; then
- for i in $VCSH_BASE/*.git; do
- echo $(basename $i .git)
+get_files() {
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ git ls-files
+}
+
+list_tracked() {
+ VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
+ if [ -n "$VCSH_REPO_NAME" ]; then
+ get_files | list_tracked_helper
+ else
+ for VCSH_REPO_NAME in $(list); do
+ get_files
+ done | list_tracked_helper
+ fi
+}
+
+list_tracked_helper() {
+ sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | sed 's/[,\&]/\\&/g')," | sort -u
+}
+
+list_tracked_by() {
+ list_tracked '' $2
+}
+
+list_untracked() {
+ command -v 'comm' >/dev/null 2>&1 || fatal "Could not find 'comm'"
+
+ temp_file_others=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+ temp_file_untracked=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+ temp_file_untracked_copy=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+
+ # Hack in support for `vcsh list-untracked -r`...
+ directory_opt="--directory"
+ shift 1
+ while getopts "r" flag; do
+ if [ x"$1" = x'-r' ]; then
+ unset directory_opt
+ fi
+ shift 1
done
- return 0
+ # ...and parse for a potential parameter afterwards. As we shifted things out of $* in during getops, we need to look at $1
+ VCSH_REPO_NAME=$1; export VCSH_REPO_NAME
-elif [ "$1" = 'run' ]; then
- use $2
- shift 2
- "$@"
- leave
- return 0
-
-elif [ "$1" = 'use' ]; then
- if [[ -o NO_IGNORE_EOF ]]; then
- export VCSH_NO_IGNORE_EOF=1
- setopt IGNORE_EOF
- vcsh_exit() {vcsh exit; zle reset-prompt}
- zle -N vcsh_exit
- bindkey '^d' 'vcsh_exit'
- fi
- use $2
- buildPS1
- return 0
-
-elif [ "$1" = 'clone' ]; then
- export GIT_REMOTE="$2"
- export REPO_NAME="$3"
- export GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
- init
+ if [ -n "$VCSH_REPO_NAME" ]; then
+ list_untracked_helper $VCSH_REPO_NAME
+ else
+ for VCSH_REPO_NAME in $(list); do
+ list_untracked_helper $VCSH_REPO_NAME
+ done
+ fi
+ cat $temp_file_untracked
- git remote add origin $GIT_REMOTE
- git config branch.master.remote origin
- git config branch.master.merge refs/heads/master
- git fetch
- for i in $(git ls-tree -r origin/master | awk '{print $4}'); do
- [[ -e $i ]] &&
- echo "$(basename $0): error: $i exists." &&
- CONFLICT=1;
+ unset directory_opt directory_component
+ rm -f $temp_file_others $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not delete temp files'
+}
+
+list_untracked_helper() {
+ export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
+ git ls-files --others "$directory_opt" | (
+ while read line; do
+ echo "$line"
+ directory_component=${line%%/*}
+ [ -d "$directory_component" ] && printf '%s/\n' "$directory_component"
+ done
+ ) | sort -u > $temp_file_others
+ if [ -z "$ran_once" ]; then
+ ran_once=1
+ cp $temp_file_others $temp_file_untracked || fatal 'Could not copy temp file'
+ fi
+ cp $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not copy temp file'
+ comm -12 $temp_file_others $temp_file_untracked_copy > $temp_file_untracked
+}
+
+pull() {
+ hook pre-pull
+ for VCSH_REPO_NAME in $(list); do
+ printf '%s: ' "$VCSH_REPO_NAME"
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ use
+ git pull
+ VCSH_COMMAND_RETURN_CODE=$?
+ echo
done
- [[ -n $CONFLICT ]] &&
- echo "$(basename $0): fatal: will stop after fetching and not try to merge!\n" &&
- exit 3
- git merge origin/master
- vcsh use $REPO_NAME
-
-elif [ "$1" = 'init' ]; then
- export REPO_NAME="$2"
- export GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
- init
- vcsh use $REPO_NAME
+ hook post-pull
+}
+
+push() {
+ hook pre-push
+ for VCSH_REPO_NAME in $(list); do
+ printf '%s: ' "$VCSH_REPO_NAME"
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ use
+ git push
+ VCSH_COMMAND_RETURN_CODE=$?
+ echo
+ done
+ hook post-push
+}
+
+retire() {
+ unset VCSH_DIRECTORY
+}
+
+rename() {
+ git_dir_exists
+ [ -d "$GIT_DIR_NEW" ] && fatal "'$GIT_DIR_NEW' exists" 54
+ mv -f "$GIT_DIR" "$GIT_DIR_NEW" || fatal "Could not mv '$GIT_DIR' '$GIT_DIR_NEW'" 52
+
+ # Now that the repository has been renamed, we need to fix up its configuration
+ # Overwrite old name..
+ GIT_DIR=$GIT_DIR_NEW
+ VCSH_REPO_NAME=$VCSH_REPO_NAME_NEW
+ # ..and clobber all old configuration
+ upgrade
+}
+
+run() {
+ hook pre-run
+ use
+ "$@"
+ VCSH_COMMAND_RETURN_CODE=$?
+ hook post-run
+}
+
+status() {
+ if [ -t 1 ]; then
+ COLORING="-c color.status=always"
+ fi
+ if [ -n "$VCSH_REPO_NAME" ]; then
+ status_helper $VCSH_REPO_NAME
+ else
+ for VCSH_REPO_NAME in $(list); do
+ STATUS=$(status_helper $VCSH_REPO_NAME "$COLORING")
+ [ -n "$STATUS" -o -z "$VCSH_STATUS_TERSE" ] && echo "$VCSH_REPO_NAME:"
+ [ -n "$STATUS" ] && echo "$STATUS"
+ [ -z "$VCSH_STATUS_TERSE" ] && echo
+ done
+ fi
+}
+
+status_helper() {
+ GIT_DIR=$VCSH_REPO_D/$1.git; export GIT_DIR
+ VCSH_GIT_OPTIONS=$2
+ use
+ remote_tracking_branch=$(git rev-parse --abbrev-ref --symbolic-full-name @{u} 2> /dev/null) && {
+ commits_behind=$(git log ..${remote_tracking_branch} --oneline | wc -l)
+ commits_ahead=$(git log ${remote_tracking_branch}.. --oneline | wc -l)
+ [ ${commits_behind} -ne 0 ] && echo "Behind $remote_tracking_branch by $commits_behind commits"
+ [ ${commits_ahead} -ne 0 ] && echo "Ahead of $remote_tracking_branch by $commits_ahead commits"
+ }
+ git ${VCSH_GIT_OPTIONS} status --short --untracked-files='no'
+ VCSH_COMMAND_RETURN_CODE=$?
+}
+
+upgrade() {
+ hook pre-upgrade
+ # fake-bare repositories are not bare, actually. Set this to false
+ # because otherwise Git complains "fatal: core.bare and core.worktree
+ # do not make sense"
+ git config core.bare false
+ # core.worktree may be absolute or relative to $GIT_DIR, depending on
+ # user preference
+ if [ ! "x$VCSH_WORKTREE" = 'xabsolute' ]; then
+ git config core.worktree "$(cd "$GIT_DIR" && GIT_WORK_TREE=$VCSH_BASE git rev-parse --show-cdup)"
+ elif [ ! "x$VCSH_WORKTREE" = 'xrelative' ]; then
+ git config core.worktree "$VCSH_BASE"
+ fi
+ [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME"
+ [ ! "x$VCSH_GITATTRIBUTES" = 'xnone' ] && git config core.attributesfile ".gitattributes.d/$VCSH_REPO_NAME"
+ git config vcsh.vcsh 'true'
+ use
+ [ -e "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" ] && git add -f "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME"
+ [ -e "$VCSH_BASE/.gitattributes.d/$VCSH_REPO_NAME" ] && git add -f "$VCSH_BASE/.gitattributes.d/$VCSH_REPO_NAME"
+ hook post-upgrade
+}
+
+use() {
+ git_dir_exists
+ VCSH_DIRECTORY=$VCSH_REPO_NAME; export VCSH_DIRECTORY
+}
+
+which() {
+ output=$(for VCSH_REPO_NAME in $(list); do
+ get_files | grep -- "$VCSH_COMMAND_PARAMETER" | sed "s/^/$VCSH_REPO_NAME: /"
+ done | sort -u)
+ if [ -z "$output" ]; then
+ fatal "'$VCSH_COMMAND_PARAMETER' does not exist" 1
+ else
+ echo "$output"
+ fi
+}
-elif [ "$1" = 'exit' ]; then
- if [[ $VCSH_NO_IGNORE_EOF -gt 0 ]]; then
- unset VCSH_NO_IGNORE_EOF
- setopt NO_IGNORE_EOF
+write_gitignore() {
+ # Don't do anything if the user does not want to write gitignore
+ if [ "x$VCSH_GITIGNORE" = 'xnone' ]; then
+ info "Not writing gitignore as '\$VCSH_GITIGNORE' is set to 'none'"
+ exit
fi
- leave
- buildPS1
- return 0
+ use
+ cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
+ OLDIFS=$IFS
+ IFS=$(printf '\n\t')
+ gitignores=$(for file in $(git ls-files); do
+ while true; do
+ echo "$file"; new=${file%/*}
+ [ x"$file" = x"$new" ] && break
+ file=$new
+ done;
+ done | sort -u)
+
+ # Contrary to GNU mktemp, mktemp on BSD/OSX requires a template for temp files
+ # Using a template makes GNU mktemp default to $PWD and not #TMPDIR for tempfile location
+ # To make every OS happy, set full path explicitly
+ tempfile=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal "could not create tempfile: '${tempfile}'" 51
+
+ echo '*' > "$tempfile" || fatal "could not write to '$tempfile'" 57
+ for gitignore in $gitignores; do
+ echo "$gitignore" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57
+ if [ "x$VCSH_GITIGNORE" = 'xrecursive' ] && [ -d "$gitignore" ]; then
+ { echo "$gitignore/*" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; }
+ fi
+ done
+ IFS=$OLDIFS
+ if diff -N "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then
+ rm -f "$tempfile" || error "could not delete '$tempfile'"
+ exit
+ fi
+ if [ -e "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" ]; then
+ info "'$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME' differs from new data, moving it to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME.bak'"
+ mv -f "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME.bak" ||
+ fatal "could not move '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME.bak'" 53
+ fi
+ mv -f "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" ||
+ fatal "could not move '$tempfile' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME'" 53
+}
+
+debug $(git version)
+
+if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then
+ fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'none', or 'recursive'" 1
+fi
+
+VCSH_COMMAND=$1; export VCSH_COMMAND
+
+case $VCSH_COMMAND in
+ clon|clo|cl) VCSH_COMMAND=clone;;
+ commi|comm|com|co) VCSH_COMMAND=commit;;
+ delet|dele|del|de) VCSH_COMMAND=delete;;
+ ente|ent|en) VCSH_COMMAND=enter;;
+ hel|he) VCSH_COMMAND=help;;
+ ini|in) VCSH_COMMAND=init;;
+ pul) VCSH_COMMAND=pull;;
+ pus) VCSH_COMMAND=push;;
+ renam|rena|ren|re) VCSH_COMMAND=rename;;
+ ru) VCSH_COMMAND=run;;
+ statu|stat|sta|st) VCSH_COMMAND=status;;
+ upgrad|upgra|upgr|up) VCSH_COMMAND=upgrade;;
+ versio|versi|vers|ver|ve) VCSH_COMMAND=version;;
+ which|whi|wh) VCSH_COMMAND=which;;
+ write|writ|wri|wr) VCSH_COMMAND=write-gitignore;;
+esac
+
+if [ x"$VCSH_COMMAND" = x'clone' ]; then
+ VCSH_BRANCH=
+ if [ "$2" = -b ]; then
+ VCSH_BRANCH=$3
+ shift
+ shift
+ fi
+ [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a remote" 1
+ GIT_REMOTE="$2"
+ [ -n "$VCSH_BRANCH" ] || if [ "$3" = -b ]; then
+ VCSH_BRANCH=$4
+ shift
+ shift
+ fi
+ if [ -n "$3" ]; then
+ VCSH_REPO_NAME=$3
+ [ -z "$VCSH_BRANCH" ] && [ "$4" = -b ] && VCSH_BRANCH=$5
+ else
+ VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git)
+ fi
+ [ -z "$VCSH_REPO_NAME" ] && fatal "$VCSH_COMMAND: could not determine repository name" 1
+ export VCSH_REPO_NAME
+ [ -n "$VCSH_BRANCH" ] || VCSH_BRANCH=master
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+elif [ "$VCSH_COMMAND" = 'version' ]; then
+ echo "$SELF $VERSION"
+ git version
+ exit
+elif [ x"$VCSH_COMMAND" = x'which' ]; then
+ [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a filename" 1
+ [ -n "$3" ] && fatal "$VCSH_COMMAND: too many parameters" 1
+ VCSH_COMMAND_PARAMETER=$2; export VCSH_COMMAND_PARAMETER
+elif [ x"$VCSH_COMMAND" = x'delete' ] ||
+ [ x"$VCSH_COMMAND" = x'enter' ] ||
+ [ x"$VCSH_COMMAND" = x'init' ] ||
+ [ x"$VCSH_COMMAND" = x'list-tracked-by' ] ||
+ [ x"$VCSH_COMMAND" = x'rename' ] ||
+ [ x"$VCSH_COMMAND" = x'run' ] ||
+ [ x"$VCSH_COMMAND" = x'upgrade' ] ||
+ [ x"$VCSH_COMMAND" = x'write-gitignore' ]; then
+ [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify repository to work on" 1
+ [ x"$VCSH_COMMAND" = x'rename' ] && [ -z "$3" ] && fatal "$VCSH_COMMAND: please specify a target name" 1
+ [ x"$VCSH_COMMAND" = x'run' ] && [ -z "$3" ] && fatal "$VCSH_COMMAND: please specify a command" 1
+ VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ [ x"$VCSH_COMMAND" = x'rename' ] && { VCSH_REPO_NAME_NEW=$3; export VCSH_REPO_NAME_NEW;
+ GIT_DIR_NEW=$VCSH_REPO_D/$VCSH_REPO_NAME_NEW.git; export GIT_DIR_NEW; }
+ [ x"$VCSH_COMMAND" = x'run' ] && shift 2
+elif [ x"$VCSH_COMMAND" = x'commit' ] ||
+ [ x"$VCSH_COMMAND" = x'list' ] ||
+ [ x"$VCSH_COMMAND" = x'list-tracked' ] ||
+ [ x"$VCSH_COMMAND" = x'list-untracked' ] ||
+ [ x"$VCSH_COMMAND" = x'pull' ] ||
+ [ x"$VCSH_COMMAND" = x'push' ]; then
+ :
+elif [ x"$VCSH_COMMAND" = x'status' ]; then
+ if [ x"$2" = x'--terse' ]; then
+ VCSH_STATUS_TERSE=1; export VCSH_STATUS_TERSE
+ shift
+ fi
+ VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
+elif [ -n "$2" ]; then
+ VCSH_COMMAND='run'; export VCSH_COMMAND
+ VCSH_REPO_NAME=$1; export VCSH_REPO_NAME
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ [ -d "$GIT_DIR" ] || { help; exit 1; }
+ shift 1
+ set -- "git" "$@"
+elif [ -n "$VCSH_COMMAND" ]; then
+ VCSH_COMMAND='enter'; export VCSH_COMMAND
+ VCSH_REPO_NAME=$1; export VCSH_REPO_NAME
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ [ -d "$GIT_DIR" ] || { help; exit 1; }
else
- help
- return 3
+ # $1 is empty, or 'help'
+ help && exit
+fi
+# Did we receive a directory instead of a name?
+# Mangle the input to fit normal operation.
+if echo "$VCSH_REPO_NAME" | grep -q '/'; then
+ GIT_DIR=$VCSH_REPO_NAME; export GIT_DIR
+ VCSH_REPO_NAME=$(basename "$VCSH_REPO_NAME" .git); export VCSH_REPO_NAME
fi
+check_dir() {
+ check_directory="$1"
+ if [ ! -d "$check_directory" ]; then
+ if [ -e "$check_directory" ]; then
+ fatal "'$check_directory' exists but is not a directory" 13
+ else
+ verbose "attempting to create '$check_directory'"
+ mkdir -p "$check_directory" || fatal "could not create '$check_directory'" 50
+ fi
+ fi
+}
+
+check_dir "$VCSH_REPO_D"
+[ ! "x$VCSH_GITIGNORE" = 'xnone' ] && check_dir "$VCSH_BASE/.gitignore.d"
+[ ! "x$VCSH_GITATTRIBUTES" = 'xnone' ] && check_dir "$VCSH_BASE/.gitattributes.d"
+
+verbose "$VCSH_COMMAND begin"
+VCSH_COMMAND=$(echo "$VCSH_COMMAND" | sed 's/-/_/g'); export VCSH_COMMAND
+
+# Source repo-specific configuration file
+[ -r "$XDG_CONFIG_HOME/vcsh/config.d/$VCSH_REPO_NAME" ] && . "$XDG_CONFIG_HOME/vcsh/config.d/$VCSH_REPO_NAME"
+
+# source overlay functions
+for overlay in "$VCSH_OVERLAY_D/$VCSH_COMMAND"* "$VCSH_OVERLAY_D/$VCSH_REPO_NAME.$VCSH_COMMAND"*; do
+ [ -r "$overlay" ] || continue
+ info "sourcing '$overlay'"
+ . "$overlay"
+done
+
+hook pre-command
+$VCSH_COMMAND "$@"
+hook post-command
+verbose "$VCSH_COMMAND end, exiting"
+exit $VCSH_COMMAND_RETURN_CODE
projects / code / vcsh.git / blobdiff