abuild: don't error out immediately in postcheck()

Store exit code in the variable 'e', then return it, if there are no
errors then it will return 0 as that is the default value, otherwise it
will return 1 and error out as previously

abuild.in

@@ -727,19 +727,19 @@ targz() {
 }
 
 postcheck() {
-	local dir="$1" name="$2" i=
+	local dir="$1" name="$2" i= e=0
 	msg "Running postcheck for $name"
 	# checking for FHS compat
 	if ! options_has "!fhs"; then
 		for i in "$dir"/srv/* "$dir"/usr/local/* "$dir"/opt/*; do
 			if [ -e "$i" ]; then
 				error "Packages must not put anything under /srv, /usr/local or /opt"
-				return 1
+				e=1
 			fi
 		done
 		if [ -d "$dir"/usr/var ]; then
 			error "Found /usr/var, localstatedir is most likely wrong"
-			return 1
+			e=1
 		fi
 	fi
 
@@ -747,10 +747,10 @@ postcheck() {
 	# any circunstance, packages installing to it are 100% sure a packaging error
 	if [ -e "$dir"/lib64 ]; then
 		error "Packages must not put anything under /lib64, use /lib instead"
-		return 1
+		e=1
 	elif [ -e "$dir"/usr/lib64 ]; then
 		error "Packages must not put anything under /usr/lib64, use /usr/lib instead"
-		return 1
+		e=1
 	fi
 
 	# remove *.la files if libtool is not set
@@ -762,7 +762,7 @@ postcheck() {
 	if [ -e "$dir"/usr/lib/charset.alias ] \
 			&& ! options_has "charset.alias"; then
 		error "Found /usr/lib/charset.alias"
-		return 1
+		e=1
 	fi
 	# look for /etc/init.d and /etc/conf.d
 	if [ -e "$dir"/etc/init.d -o -e "$dir"/etc/conf.d ] \
@@ -790,7 +790,7 @@ postcheck() {
 		if [ -n "$i" ]; then
 			error "Found uncompressed man pages:"
 			echo "$i"
-			return 1
+			e=1
 		fi
 	fi
 	# check directory permissions
@@ -806,7 +806,7 @@ postcheck() {
 	if [ -n "$i" ]; then
 		error "Found non-PIE files that has SUID:"
 		echo "$i"
-		return 1
+		e=1
 	fi
 	# test suid bit on executable
 	if ! options_has "suid"; then
@@ -815,7 +815,7 @@ postcheck() {
 		if [ -n "$i" ]; then
 			error "Found executable files with SUID bit set:"
 			echo "$i"
-			return 1
+			e=1
 		fi
 	fi
 
@@ -825,10 +825,10 @@ postcheck() {
 		if [ -n "$res" ]; then
 			error "Found textrels:"
 			echo "$res"
-			return 1
+			e=1
 		fi
 	fi
-	return 0
+	return $e
 }
 
 pre_split() {