X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/50458be88285376612b5fc1ff45b1f96ee9a0930..9a55a9d5b41d871b9194eed0fbaa115f084d0e32:/vcsh?ds=sidebyside

diff --git a/vcsh b/vcsh
index 8fedc09..4e99718 100755
--- a/vcsh
+++ b/vcsh
@@ -1,11 +1,32 @@
 #!/bin/sh
 
-#set -x
+[ "$VCSH_DEBUG" = '1' ] && set -x
 
 SELF=$(basename $0)
-[ -z $XDG_CONFIG_HOME ] && XDG_CONFIG_HOME="$HOME/.config"
+
+[ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config"
+for check_directory in $XDG_CONFIG_HOME $XDG_CONFIG_HOME/vcsh $XDG_CONFIG_HOME/vcsh/repo.d
+do
+	if [ ! -d "$check_directory" ]; then
+		if [ -e "$check_directory" ]; then
+			echo "$SELF: error: $check_directory exists but is not a directory" >&2
+			exit 2
+		else
+			mkdir $check_directory || (echo "$SELF: error: could not create $check_directory" >&2; exit 2)
+		fi
+	fi
+done
+
 VCSH_BASE="$XDG_CONFIG_HOME/vcsh/repo.d"
 
+debug() {
+	[ "$VCSH_DEBUG" = '1' ] && echo "$SELF: debug: $1"
+}
+
+verbose() {
+	if [ "$VCSH_DEBUG" = '1' ] || [ "$VCSH_VERBOSE" = '1' ]; then echo "$SELF: verbose: $1"; fi
+}
+
 help() {
 	echo "usage: $SELF <args>
 
@@ -25,6 +46,7 @@ help() {
 }
 
 use() {
+	verbose "use() begin"
 	REPO_NAME="$1"
 	GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
 
@@ -36,20 +58,23 @@ use() {
 	export GIT_DIR
 	export GIT_WORK_TREE="$(git config --get core.worktree)"
 	export VCSH_DIRECTORY="$REPO_NAME"
+	verbose "use() end"
 }
 
 init() {
-	[[ -e $GIT_DIR ]] &&
-		echo "$(basename $0): fatal: $GIT_DIR exists" &&
+	verbose "init() begin"
+	[ -e "$GIT_DIR" ] &&
+		echo "$SELF: 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 $GIT_WORK_TREE" &&
+		(echo "$SELF: fatal: could not enter $GIT_WORK_TREE" &&
 		 exit 20) || exit 20
 	cd $GIT_WORK_TREE
 	git init
 	git config core.worktree $GIT_WORK_TREE
+	verbose "init() end"
 }
 
 leave() {
@@ -58,40 +83,52 @@ leave() {
 	unset VCSH_DIRECTORY
 }
 
-if [ "$1" = 'help' ] || [ $# -eq 0 ]; then
+if [ "$1" = 'help' ] || [ "$#" -eq 0 ]; then
 	help
 	[ "$1" = 'help' ]
-	return $?
+	exit $?
 
 elif [ "$1" = 'list' ]; then
+	verbose "list begin"
 	for i in $VCSH_BASE/*.git; do
 		echo $(basename $i .git)
 	done
-	return 0
+	verbose "list end"
+	exit 0
 
 elif [ "$1" = 'run' ]; then
+	verbose "run begin"
 	use $2
 	shift 2
 	"$@"
 	leave
-	return 0
+	verbose "run end"
+	exit 0
 
 elif [ "$1" = 'use' ]; then
-	if [[ -o NO_IGNORE_EOF ]]; then
-		export VCSH_NO_IGNORE_EOF=1
-		setopt IGNORE_EOF
-		vcsh_exit() {vcsh exit; zle reset-prompt}
+	verbose "use begin"
+	if [ -n "$ZSH_VERSION" ]; then
+		if [ -o NO_IGNORE_EOF ]; then
+			export VCSH_NO_IGNORE_EOF=1
+			setopt IGNORE_EOF
+		fi
+		vcsh_exit() {
+			vcsh exit;
+			zle reset-prompt;
+		}
 		zle -N vcsh_exit
 		bindkey '^d' 'vcsh_exit'
 	fi
 	use $2
-	buildPS1
-	return 0
+	[ -n "$ZSH_VERSION" ] && [ "$USER" = richih ] && buildPS1
+	verbose "use end"
+	exit 0
 
 elif [ "$1" = 'clone' ]; then
+	verbose "clone begin"
 	GIT_REMOTE="$2"
 	REPO_NAME="$3"
-	[[ -z $REPO_NAME ]] && REPO_NAME=$(basename $GIT_REMOTE .git)
+	[ -z "$REPO_NAME" ] && REPO_NAME=$(basename $GIT_REMOTE .git)
 	export REPO_NAME
 	export GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
 	init
@@ -100,35 +137,41 @@ elif [ "$1" = 'clone' ]; then
 	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;
+	for object in $(git ls-tree -r origin/master | awk '{print $4}'); do
+		[ -e "$object" ] &&
+			echo "$SELF: error: $object exists." &&
+			VCSH_CONFLICT=1;
 	done
-	[[ -n $CONFLICT ]] &&
-		echo "$(basename $0): fatal: will stop after fetching and not try to merge!\n" &&
+	[ "$VCSH_CONFLICT" = '1' ] &&
+		echo "$SELF: fatal: will stop after fetching and not try to merge!\n" &&
 		exit 3
 	git merge origin/master
 	vcsh use $REPO_NAME
+	verbose "clone end"
 
 elif [ "$1" = 'init' ]; then
+	verbose "init begin"
 	export REPO_NAME="$2"
 	export GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
 	init
 	vcsh use $REPO_NAME
+	verbose "init end"
 
 elif [ "$1" = 'exit' ]; then
-	if [[ $VCSH_NO_IGNORE_EOF -gt 0 ]]; then
+	verbose "exit begin"
+	if [ -n "$ZSH_VERSION" ] && [ "$VCSH_NO_IGNORE_EOF" = '1' ]; then
 		unset VCSH_NO_IGNORE_EOF
 		setopt NO_IGNORE_EOF
 	fi
 	leave
-	buildPS1
-	return 0
+	[ -n "$ZSH_VERSION" ] && [ "$USER" = richih ] && buildPS1
+	verbose "exit end"
+	exit 0
 
 else
+	verbose "defaulting to calling help()"
 	help
-	return 3
+	exit 3
 
 fi