build: do not create empty directories in bin/

Some packages may not install any files

Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/include/package-bin.mk b/include/package-bin.mk
index ee35ca180f021da16ee09d41a967b2efde926bfe..3d0baad2287bf603d39feeb82e4b53187ec6c934 100644 (file)
--- a/include/package-bin.mk
+++ b/include/package-bin.mk
@@ -28,8 +28,9 @@ ifeq ($(DUMP),)
 
     install-bin-$(1): $(PKG_BUILD_DIR)/.pkgdir/$(1).installed
          rm -rf $(BIN_DIR)/$(1)
-         $(INSTALL_DIR) $(BIN_DIR)/$(1)
-         $(CP) $(PKG_BUILD_DIR)/.pkgdir/$(1)/. $(BIN_DIR)/$(1)/
+         $(if $(wildcard $(PKG_BUILD_DIR)/.pkgdir/$(1)/*), \
+               $(INSTALL_DIR) $(BIN_DIR)/$(1) && $(CP) $(PKG_BUILD_DIR)/.pkgdir/$(1)/. $(BIN_DIR)/$(1)/ \
+         )
 
     clean-$(1):
          rm -rf $(BIN_DIR)/$(1)