X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/1d8970fdb8d4adbfd5cdecc5d15da9db61efb39d..e9a6b438443bad91e92032fbb9923aa3ebd5bb5b:/vcsh

diff --git a/vcsh b/vcsh
index 159feda..d45e95d 100755
--- a/vcsh
+++ b/vcsh
@@ -153,6 +153,8 @@ clone() {
   Once this situation has been resolved, run 'vcsh run $VCSH_REPO_NAME git pull' to finish cloning.\n" 17
 	git merge origin/master
 	hook post-clone
+	retire
+	hook post-clone-retired
 }
 
 delete() {
@@ -195,9 +197,8 @@ hook() {
 
 init() {
 	[ ! -e "$GIT_DIR" ] || fatal "'$GIT_DIR' exists" 10
-	export GIT_WORK_TREE="$VCSH_BASE"
-	mkdir -p "$GIT_WORK_TREE" || fatal "could not create '$GIT_WORK_TREE'" 50
-	cd "$GIT_WORK_TREE" || fatal "could not enter '$GIT_WORK_TREE'" 11
+	mkdir -p "$VCSH_BASE" || fatal "could not create '$VCSH_BASE'" 50
+	cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
 	git init
 	upgrade
 }
@@ -246,11 +247,22 @@ push() {
 	hook post-push
 }
 
+retire() {
+	unset GIT_WORK_TREE
+	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() {
@@ -262,17 +274,22 @@ run() {
 
 upgrade() {
 	hook pre-upgrade
-	use
-	git config core.worktree     "$GIT_WORK_TREE"
-	git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME"
+	# 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
+	# in core.worktree, keep a relative reference to the base directory
+	git config core.worktree $(cd $GIT_DIR && GIT_WORK_TREE="$VCSH_BASE" git rev-parse --show-cdup)
+	[ ! "x$VCSH_GITIGNORE" = 'xnone' ] && git config core.excludesfile ".gitignore.d/$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"
 	hook post-upgrade
 }
 
 use() {
 	git_dir_exists
-	export GIT_WORK_TREE="$(git config --get core.worktree)"
+	export GIT_WORK_TREE="$(git rev-parse --show-toplevel)"
 	export VCSH_DIRECTORY="$VCSH_REPO_NAME"
 }
 
@@ -285,6 +302,12 @@ which() {
 }
 
 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 '$VCSH_BASE'" 11
 	gitignores=$(for file in $(git ls-files); do
@@ -298,7 +321,7 @@ write_gitignore() {
 	echo '*' > "$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$VCSH_GITIGNORE = x'recursive' ] && [ -d "$gitignore" ]; then
+		if [ "x$VCSH_GITIGNORE" = 'xrecursive' ] && [ -d "$gitignore" ]; then
 			{ echo "$gitignore/*" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; }
 		fi
 	done
@@ -315,8 +338,8 @@ write_gitignore() {
 		fatal "could not move '$tempfile' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME'" 53
 }
 
-if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then
-	fatal "'\$VCSH_GITIGNORE' must be either 'exact' or 'recursive'" 1
+if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ]; then
+	fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'recursive', or 'none'" 1
 fi
 
 if [ "$1" = 'clone' ]; then
@@ -344,13 +367,13 @@ elif [ "$1" = 'delete' ]           ||
      [ "$1" = 'write-gitignore' ]; then
 	[ -z $2 ]                      && fatal "$1: please specify repository to work on" 1
 	[ "$1" = 'rename' -a -z "$3" ] && fatal "$1: please specify a target name" 1
-	[ "$1" = 'run' -a -z "$3" ]    && fatal "$1: please specify a command" 1
+	[ "$1" = 'run'    -a -z "$3" ] && fatal "$1: please specify a command" 1
 	export VCSH_COMMAND="$1"
 	export VCSH_REPO_NAME="$2"
 	export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
-	[ "$VCSH_COMMAND" = 'rename' ]         && export GIT_DIR_NEW="$VCSH_REPO_D/$3.git"
-	[ "$VCSH_COMMAND" = 'run' ] && shift 2
-	[ "$VCSH_COMMAND" = 'write-gitignore' ]
+	[ "$VCSH_COMMAND" = 'rename' ] && { export VCSH_REPO_NAME_NEW="$3";
+	                                    export GIT_DIR_NEW="$VCSH_REPO_D/$VCSH_REPO_NAME_NEW.git"; }
+	[ "$VCSH_COMMAND" = 'run' ]    && shift 2
 elif [ "$1" = 'list' ] ||
      [ "$1" = 'list-tracked' ] ||
      [ "$1" = 'pull' ] ||
@@ -380,9 +403,8 @@ if echo $VCSH_REPO_NAME | grep -q '/'; then
 	export VCSH_REPO_NAME=$(basename "$VCSH_REPO_NAME" .git)
 fi
 
-
-for check_directory in "$VCSH_REPO_D" "$VCSH_BASE/.gitignore.d"
-do
+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
@@ -391,7 +413,10 @@ do
 			mkdir -p "$check_directory" || fatal "could not create '$check_directory'" 50
 		fi
 	fi
-done
+}
+
+check_dir "$VCSH_REPO_D"
+[ ! "x$VCSH_GITIGNORE" = 'xnone' ] && check_dir "$VCSH_BASE/.gitignore.d"
 
 verbose "$VCSH_COMMAND begin"
 export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g')