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Date: Sun, 8 Jun 2008 22:07:33 +0200 From: Sam Ravnborg <sam@...nborg.org> To: <linux-kernel@...r.kernel.org>, <linux-kbuild@...r.kernel.org> Cc: Sam Ravnborg <sam@...nborg.org>, David Woodhouse <dwmw2@...radead.org> Subject: [PATCH 1/6] kbuild: refactor headers_* targets in Makefile o Use lower case for local variables o Add a helper target for common targets o Use $(hdr-inst)= ... to make Make invocations simpler o Add -rR to make invocations In total this adds more lines than it removes but the benefit is better readability Signed-off-by: Sam Ravnborg <sam@...nborg.org> Cc: David Woodhouse <dwmw2@...radead.org> --- Makefile | 39 +++++++++++++++++++++++---------------- 1 files changed, 23 insertions(+), 16 deletions(-) diff --git a/Makefile b/Makefile index 8db70fe..2630f5f 100644 --- a/Makefile +++ b/Makefile @@ -996,36 +996,43 @@ depend dep: # --------------------------------------------------------------------------- # Kernel headers -INSTALL_HDR_PATH=$(objtree)/usr -export INSTALL_HDR_PATH -HDRFILTER=generic i386 x86_64 -HDRARCHES=$(filter-out $(HDRFILTER),$(patsubst $(srctree)/include/asm-%/Kbuild,%,$(wildcard $(srctree)/include/asm-*/Kbuild))) +#Default location for installed headers +export INSTALL_HDR_PATH = $(objtree)/usr -PHONY += headers_install_all -headers_install_all: include/linux/version.h scripts_basic FORCE +hdr-filter := generic um ppc +hdr-archs := $(filter-out $(hdr-filter), \ + $(patsubst $(srctree)/include/asm-%/Kbuild,%, \ + $(wildcard $(srctree)/include/asm-*/Kbuild))) +hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj + +PHONY += __headers +__headers: include/linux/version.h scripts_basic FORCE $(Q)$(MAKE) $(build)=scripts scripts/unifdef - $(Q)for arch in $(HDRARCHES); do \ - $(MAKE) ARCH=$$arch -f $(srctree)/scripts/Makefile.headersinst obj=include BIASMDIR=-bi-$$arch ;\ + +PHONY += headers_install_all +headers_install_all: __headers + $(Q)for arch in $(hdr-archs); do \ + $(MAKE) ARCH=$$arch $(hdr-inst)=include BIASMDIR=-bi-$$arch ;\ done PHONY += headers_install -headers_install: include/linux/version.h scripts_basic FORCE - @if [ ! -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \ +headers_install: __headers + $(Q)if [ ! -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \ echo '*** Error: Headers not exportable for this architecture ($(SRCARCH))'; \ - exit 1 ; fi - $(Q)$(MAKE) $(build)=scripts scripts/unifdef - $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst ARCH=$(SRCARCH) obj=include + exit 1 ; \ + fi + $(Q)$(MAKE) $(hdr-inst)=include ARCH=$(SRCARCH) PHONY += headers_check_all headers_check_all: headers_install_all - $(Q)for arch in $(HDRARCHES); do \ - $(MAKE) ARCH=$$arch -f $(srctree)/scripts/Makefile.headersinst obj=include BIASMDIR=-bi-$$arch HDRCHECK=1 ;\ + $(Q)for arch in $(hdr-archs); do \ + $(MAKE) ARCH=$$arch $(hdr-inst)=include BIASMDIR=-bi-$$arch HDRCHECK=1 ;\ done PHONY += headers_check headers_check: headers_install - $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst ARCH=$(SRCARCH) obj=include HDRCHECK=1 + $(Q)$(MAKE) $(hdr-inst)=include ARCH=$(SRCARCH) HDRCHECK=1 # --------------------------------------------------------------------------- # Modules -- 1.5.4.1.143.ge7e51 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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