From 82a796c7820f3c3da49d4bfa4b83d4e5d0a36c9e Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Thu, 1 Apr 2010 09:58:02 -0600
Subject: add commit bindings to the tag and comment plugins. this is totally
 untested

---
 wrapper/rvs.sh | 71 +++++++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 48 insertions(+), 23 deletions(-)

(limited to 'wrapper')

diff --git a/wrapper/rvs.sh b/wrapper/rvs.sh
index bac92e5..e2e94e6 100644
--- a/wrapper/rvs.sh
+++ b/wrapper/rvs.sh
@@ -19,7 +19,7 @@ ver='0.9'
 #  If not, see <http://www.gnu.org/licenses>.
 
 export RVS="$0" #RVS="@RVS@"
-export BINDIR="@BINDIR@"
+       BINDIR="@BINDIR@"
    baseTMPDIR="@TMPDIR@"
 export LIBDIR="@LIBDIR@"
 export ETCDIR="@ETCDIR@"
@@ -31,44 +31,56 @@ export ETCDIR="@ETCDIR@"
 # General ############################################################
 
 _error() {
-	echo "$RVS: $@" >> /dev/stderr
-	exit 1
+	echo "$RVS: $1" >> /dev/stderr
+	exit ${2-1}
 }
 
 # Repository #########################################################
 
 _repo() {
-	repo=".$name"
-	owd="`pwd`" # old working directory
-	
-	#     [----can ascend-----] && [-haven't found repo-]
-	while [ "$pwd" != "`pwd`" ] && [ ! -e "`pwd`/$repo" ]; do
-		pwd=`pwd`
-		cd ..
-	done
-	
-	if [ -e "`pwd`/$repo" ]; then
-		# we found a repository
-		echo "`pwd`/$repo"
-	else 
-		# we didn't find a repository
-		_error "no $name repository found"
+	if [ -z "$REPO" ]; then # we aren't getting a value from then env
+		repo=".$name"
+		owd="`pwd`" # old working directory
+		
+		#     [----can ascend-----] && [-haven't found repo-]
+		while [ "$pwd" != "`pwd`" ] && [ ! -e "`pwd`/$repo" ]; do
+			pwd=`pwd`
+			cd ..
+		done
+		
+		if [ -e "`pwd`/$repo" ]; then
+			# we found a repository
+			echo "`pwd`/$repo"
+		else 
+			# we didn't find a repository
+			_error "no $name repository found"
+		fi
+		cd "$owd"
 	fi
-	cd "$owd"
 }
 
 # Modules ############################################################
 
 _runcom() {
+	# exit states
+	#  0 - fine
+	#  1 - could not find command
+	#  2 - could not run  command
 	usage="usage: $RVS runcom COMMAND"
 	command=${1?"$usage"}; shift
 	
 	if [ ! -e "$BINDIR/$command" ]; then
-		_error "cannot find command \`$command"
+		exit 1
 	else
 		mkdir -p "$baseTMPDIR"
 		export TMPDIR=`mktemp -d --tmpdir="$baseTMPDIR"`
 		
+		if [ -z "RVS_LEVEL" ]; then
+			export RVS_LEVEL=0;
+		else
+			export RVS_LEVEL=`expr $RVS_LEVEL + 1`
+		fi
+		
 		  if [ -f "$BINDIR/$command" ]; then
 			exec "$BINDIR/$command" $@ | tee "$TMPDIR/$command"
 		elif [ -d "$BINDIR/$command" ]; then
@@ -79,7 +91,7 @@ _runcom() {
 			done
 			cat "$TMPDIR/$command/$id"
 		else
-			_error "cannot run \`$command'"
+			exit 2
 		fi
 		rm -rf "$TMPDIR"
 	fi
@@ -98,13 +110,22 @@ _nextpriority() {
 ################################################################################
 
 _init() {
+	# exit states:
+	#  0 - fine
+	#  1 - repo already exists
+	#  2 - error running init commands
 	REPO=`_repo 2> /dev/null`
 	if [ -z "$REPO" ]; then
 		export REPO="`pwd`/.$name"
 		install -d "$REPO"
 		_runcom init
+		case "$?" in
+			0)                                exit 0;;
+			1)                                exit 0;;
+			2) _error 'error running init scripts' 2;;
+		esac
 	else
-		_error "repository already exists at \`$REPO'"
+		_error "repository already exists at \`$REPO'" 1
 	fi
 }
 
@@ -158,7 +179,11 @@ case "$com" in
 		if [ "$?" = '0' ]; then
 			export REPO
 			_runcom $@
-			exit $?
+			case "$?" in
+				0)                                  exit 0;;
+				1) _error "could not find command \`$1'" 1;;
+				2) _error "could not run  command \`$1'" 2;;
+			esac
 		else
 			exit 1
 		fi
-- 
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