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| author | Masahiro Yamada <masahiroy@kernel.org> | 2024-11-10 10:34:32 +0900 |
|---|---|---|
| committer | Masahiro Yamada <masahiroy@kernel.org> | 2024-11-27 09:38:27 +0900 |
| commit | d17113601909eb43c29cbb3449fd49db427ff6be (patch) | |
| tree | 90c03f68b00b2dd09a8ef881abd0ab9f4242d51c | |
| parent | 5ea172165400e6efaa88989c837d2077c49161d8 (diff) | |
kbuild: use 'output' variable to create the output directory
$(KBUILD_OUTPUT) specifies the output directory of kernel builds.
Use a more generic name, 'output', to better reflect this code hunk in
the context of external module builds.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
| -rw-r--r-- | Makefile | 14 |
1 files changed, 8 insertions, 6 deletions
@@ -176,18 +176,20 @@ export KBUILD_EXTRA_WARN # The O= assignment takes precedence over the KBUILD_OUTPUT environment # variable. -# Do we want to change the working directory? ifeq ("$(origin O)", "command line") KBUILD_OUTPUT := $(O) endif -ifneq ($(KBUILD_OUTPUT),) +output := $(KBUILD_OUTPUT) + +# Do we want to change the working directory? +ifneq ($(output),) # $(realpath ...) gets empty if the path does not exist. Run 'mkdir -p' first. -$(shell mkdir -p "$(KBUILD_OUTPUT)") +$(shell mkdir -p "$(output)") # $(realpath ...) resolves symlinks -abs_output := $(realpath $(KBUILD_OUTPUT)) -$(if $(abs_output),,$(error failed to create output directory "$(KBUILD_OUTPUT)")) -endif # ifneq ($(KBUILD_OUTPUT),) +abs_output := $(realpath $(output)) +$(if $(abs_output),,$(error failed to create output directory "$(output)")) +endif ifneq ($(words $(subst :, ,$(abs_srctree))), 1) $(error source directory cannot contain spaces or colons) |