+}
+
+init() {
+ 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
+}
+
+list() {
+ for repo in "$VCSH_REPO_D"/*.git; do
+ [ -d "$repo" ] && [ -r "$repo" ] && echo "$(basename "$repo" .git)"
+ done
+}
+
+get_files() {
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ git ls-files
+}
+
+list_tracked() {
+ for VCSH_REPO_NAME in $(list); do
+ get_files
+ done | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
+ sed 's/[,\&]/\\&/g')," | sort -u
+}
+
+list_tracked_by() {
+ use
+ git ls-files | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
+ sed 's/[,\&]/\\&/g')," | sort -u
+}
+
+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
+ 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
+}
+
+command_exists() {
+ command -v "$1" >/dev/null 2>&1 || fatal "Could not find '$1' command"
+}
+
+list_untracked() {
+ command_exists comm
+
+ temp_file_others=$(mktemp) || fatal 'Could not create temp file'
+ temp_file_untracked=$(mktemp) || fatal 'Could not create temp file'
+ temp_file_untracked_copy=$(mktemp) || fatal 'Could not create temp file'
+
+ [ -z "$VCSH_OPTION_RECURSIVE" ] && directory_opt="--directory"
+
+ for VCSH_REPO_NAME in $(list); do
+ export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
+ git ls-files --others "$directory_opt" | (
+ while read line; do
+ echo "$line"
+ directory_component="$(echo "$line" | cut -d'/' -f1)"
+ [ -d "$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 --nocheck-order $temp_file_others $temp_file_untracked_copy > $temp_file_untracked
+ done
+ cat $temp_file_untracked
+
+ unset directory_opt directory_component
+ rm -f $temp_file_others $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not delete temp files'
+}
+
+rename() {
+ git_dir_exists
+ [ -d "$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=$?
+ hook post-run
+}
+
+status() {
+ if [ -n "$VCSH_REPO_NAME" ]; then
+ GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+ use
+ git status --short --untracked-files='no'
+ VCSH_COMMAND_RETURN_CODE=$?
+ else
+ 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 status --short --untracked-files='no'
+ VCSH_COMMAND_RETURN_CODE=$?
+ echo
+ done
+ fi
+}
+
+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() {
+ for VCSH_REPO_NAME in $(list); do
+ for VCSH_FILE in $(get_files); do
+ echo "$VCSH_FILE" | grep -q "$VCSH_COMMAND_PARAMETER" && echo "$VCSH_REPO_NAME: $VCSH_FILE"
+ done
+ done | sort -u
+}
+
+write_gitignore() {
+ # Don't do anything if the user does not want to write gitignore
+ if [ "x$VCSH_GITIGNORE" = 'xnone' ]; then
+ info "Not writing gitignore as '\$VCSH_GITIGNORE' is set to 'none'"
+ exit
+ fi
+
+ use
+ cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
+ OLDIFS=$IFS
+ IFS=$(printf '\n\t')