makepkg: devel_check(): set newpkgver (cleanup)

The case structure allows the syntax to focus on what's actually being
done here.

scripts/makepkg.sh.in

@@ -1744,34 +1744,41 @@ devel_check() {
 
 		msg "$(gettext "Determining latest %s revision...")" "$vcs"
 
-		if [[ -n ${_darcstrunk} && -n ${_darcsmod} ]] ; then
+		case "$vcs" in
-			newpkgver=$(date +%Y%m%d)
+			darcs)
-		elif [[ -n ${_cvsroot} && -n ${_cvsmod} ]] ; then
+				newpkgver=$(date +%Y%m%d)
-			newpkgver=$(date +%Y%m%d)
+				;;
-		elif [[ -n ${_gitroot} && -n ${_gitname} ]] ; then
+			cvs)
-			newpkgver=$(date +%Y%m%d)
+				newpkgver=$(date +%Y%m%d)
-		elif [[ -n ${_svntrunk} && -n ${_svnmod} ]] ; then
+				;;
-			newpkgver=$(LC_ALL=C svn info $_svntrunk | sed -n 's/^Last Changed Rev: \([0-9]*\)$/\1/p')
+			git)
-		elif [[ -n ${_bzrtrunk} && -n ${_bzrmod} ]] ; then
+				newpkgver=$(date +%Y%m%d)
-			newpkgver=$(bzr revno ${_bzrtrunk})
+				;;
-		elif [[ -n ${_hgroot} && -n ${_hgrepo} ]] ; then
+			svn)
-			if [[ -d ./src/$_hgrepo ]] ; then
+				newpkgver=$(LC_ALL=C svn info $_svntrunk | sed -n 's/^Last Changed Rev: \([0-9]*\)$/\1/p')
-				cd ./src/$_hgrepo
+				;;
-				local ret=0
+			bzr)
-				hg pull || ret=$?
+				newpkgver=$(bzr revno ${_bzrtrunk})
-				if (( ! ret )); then
+				;;
-					hg update
+			hg)
-				elif (( ret != 1 )); then
+				if [[ -d ./src/$_hgrepo ]] ; then
-					return 1
+					cd ./src/$_hgrepo
+					local ret=0
+					hg pull || ret=$?
+					if (( ! ret )); then
+						hg update
+					elif (( ret != 1 )); then
+						return 1
+					fi
+				else
+					[[ ! -d ./src/ ]] && mkdir ./src/
+					hg clone $_hgroot/$_hgrepo ./src/$_hgrepo
+					cd ./src/$_hgrepo
 				fi
-			else
+				newpkgver=$(hg tip --template "{rev}")
-				[[ ! -d ./src/ ]] && mkdir ./src/
+				cd ../../
-				hg clone $_hgroot/$_hgrepo ./src/$_hgrepo
+				;;
-				cd ./src/$_hgrepo
+		esac
-			fi
-			newpkgver=$(hg tip --template "{rev}")
-			cd ../../
-		fi
 
 		if [[ -n $newpkgver ]]; then
 			msg2 "$(gettext "Version found: %s")" "$newpkgver"