Hello. I sent this to linux-kernel@xxxxxxxxxxxxxxx on the 15th, which seems to be legacy. Just in case someone is wondering about the resend. As a not-yet-tested low-quality Makefile suggestion, with modern GNU tools and find(1)'s -printf, wouldn't the following code work out gracefully in practice? (Not subscribed.) Thanks for Linux! --- Makefile.orig 2022-01-15 19:33:59.337393371 +0100 +++ Makefile 2022-01-15 19:34:07.447393217 +0100 @@ -1260,8 +1288,17 @@ export INSTALL_HDR_PATH = $(objtree)/usr quiet_cmd_headers_install = INSTALL $(INSTALL_HDR_PATH)/include cmd_headers_install = \ mkdir -p $(INSTALL_HDR_PATH); \ - rsync -mrl --include='*/' --include='*\.h' --exclude='*' \ - usr/include $(INSTALL_HDR_PATH) + if command -v rsync; then \ + rsync -mrl --include='*/' --include='*\.h' --exclude='*' \ + usr/include $(INSTALL_HDR_PATH);\ + else \ + cd usr;\ + find include/ -type f -name '*.h' -printf '%f %h\n' |\ + while read f d; do \ + mkdir -p $(INSTALL_HDR_PATH)/$$d;\ + cp -P $$d/$$f $(INSTALL_HDR_PATH)/$$d/$$f;\ + done;\ + fi PHONY += headers_install headers_install: headers --steffen | |Der Kragenbaer, The moon bear, |der holt sich munter he cheerfully and one by one |einen nach dem anderen runter wa.ks himself off |(By Robert Gernhardt)