X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/b505b12474d422c623d31691822bea11f169262a..e9a6b438443bad91e92032fbb9923aa3ebd5bb5b:/vcsh

diff --git a/vcsh b/vcsh
index c3d90db..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
 }
@@ -246,6 +247,11 @@ 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
@@ -268,17 +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"
 }
 
@@ -291,6 +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 $(git ls-files); do
@@ -304,7 +321,7 @@ write_gitignore() {
 	echo '*' > "$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 '$tempfile'" 57; }
 		fi
 	done
@@ -321,8 +338,8 @@ write_gitignore() {
 		fatal "could not move '$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
@@ -355,9 +372,8 @@ elif [ "$1" = 'delete' ]           ||
 	export VCSH_REPO_NAME="$2"
 	export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
 	[ "$VCSH_COMMAND" = 'rename' ] && { export VCSH_REPO_NAME_NEW="$3";
-	                                    export GIT_DIR_NEW="$VCSH_REPO_D/$VCSH_REPO_NAME_NEW.git" }
+	                                    export GIT_DIR_NEW="$VCSH_REPO_D/$VCSH_REPO_NAME_NEW.git"; }
 	[ "$VCSH_COMMAND" = 'run' ]    && shift 2
-	[ "$VCSH_COMMAND" = 'write-gitignore' ]
 elif [ "$1" = 'list' ] ||
      [ "$1" = 'list-tracked' ] ||
      [ "$1" = 'pull' ] ||
@@ -387,9 +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
@@ -398,7 +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')