build: Improve empty directory removal.

1 files changed, 7 insertions, 2 deletions

diff --git a/build b/build
index a9fbab4..6ff6cda 100755
--- a/build
+++ b/build
@@ -106,8 +106,13 @@ install: build
 			-exec rm -f '{}' ';' && \
 		find "binutils-$${target}.data/usr/lib" -name '*.la' \
 			-exec rm -f '{}' ';' && \
-		rmdir "binutils-$${target}.data/usr/lib/lib" || \
-		exit 1; \
+		for dir in "binutils-$${target}.data/usr/lib/"*/; do \
+			case "$${dir}" in \
+				'$(OPK_HOST_ARCH)') ;; \
+				"$${target}") ;; \
+				*) rmdir "$${dir}" ;; \
+			esac; \
+		done; \
 	done
 	# Make symbolic links to native utilities.
 	for target in $$(cat ../targets); do \