2366661e4f
The package infrastructure macros have a long time ago been renamed from GENTARGETS, AUTOTARGETS to generic-package and autotools-package. However, one comment in pkg-utils.mk keeps a reference to these *TARGETS macros. This commit updates this comment to match the new name of these macros. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
147 lines
5.1 KiB
Makefile
147 lines
5.1 KiB
Makefile
################################################################################
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#
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# This file contains various utility functions used by the package
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# infrastructure, or by the packages themselves.
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#
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################################################################################
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# Case conversion macros. This is inspired by the 'up' macro from gmsl
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# (http://gmsl.sf.net). It is optimised very heavily because these macros
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# are used a lot. It is about 5 times faster than forking a shell and tr.
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#
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# The caseconvert-helper creates a definition of the case conversion macro.
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# After expansion by the outer $(eval ), the UPPERCASE macro is defined as:
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# $(strip $(eval __tmp := $(1)) $(eval __tmp := $(subst a,A,$(__tmp))) ... )
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# In other words, every letter is substituted one by one.
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#
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# The caseconvert-helper allows us to create this definition out of the
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# [FROM] and [TO] lists, so we don't need to write down every substition
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# manually. The uses of $ and $$ quoting are chosen in order to do as
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# much expansion as possible up-front.
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#
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# Note that it would be possible to conceive a slightly more optimal
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# implementation that avoids the use of __tmp, but that would be even
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# more unreadable and is not worth the effort.
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[FROM] := a b c d e f g h i j k l m n o p q r s t u v w x y z - .
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[TO] := A B C D E F G H I J K L M N O P Q R S T U V W X Y Z _ _
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define caseconvert-helper
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$(1) = $$(strip \
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$$(eval __tmp := $$(1))\
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$(foreach c, $(2),\
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$$(eval __tmp := $$(subst $(word 1,$(subst :, ,$c)),$(word 2,$(subst :, ,$c)),$$(__tmp))))\
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$$(__tmp))
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endef
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$(eval $(call caseconvert-helper,UPPERCASE,$(join $(addsuffix :,$([FROM])),$([TO]))))
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$(eval $(call caseconvert-helper,LOWERCASE,$(join $(addsuffix :,$([TO])),$([FROM]))))
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#
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# Manipulation of .config files based on the Kconfig
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# infrastructure. Used by the BusyBox package, the Linux kernel
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# package, and more.
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#
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define KCONFIG_ENABLE_OPT # (option, file)
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$(SED) "/\\<$(1)\\>/d" $(2)
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echo '$(1)=y' >> $(2)
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endef
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define KCONFIG_SET_OPT # (option, value, file)
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$(SED) "/\\<$(1)\\>/d" $(3)
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echo '$(1)=$(2)' >> $(3)
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endef
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define KCONFIG_DISABLE_OPT # (option, file)
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$(SED) "/\\<$(1)\\>/d" $(2)
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echo '# $(1) is not set' >> $(2)
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endef
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# Helper functions to determine the name of a package and its
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# directory from its makefile directory, using the $(MAKEFILE_LIST)
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# variable provided by make. This is used by the *-package macros to
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# automagically find where the package is located.
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pkgdir = $(dir $(lastword $(MAKEFILE_LIST)))
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pkgname = $(lastword $(subst /, ,$(pkgdir)))
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# Define extractors for different archive suffixes
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INFLATE.bz2 = $(BZCAT)
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INFLATE.gz = $(ZCAT)
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INFLATE.tbz = $(BZCAT)
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INFLATE.tbz2 = $(BZCAT)
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INFLATE.tgz = $(ZCAT)
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INFLATE.xz = $(XZCAT)
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INFLATE.tar = cat
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# suitable-extractor(filename): returns extractor based on suffix
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suitable-extractor = $(INFLATE$(suffix $(1)))
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# MESSAGE Macro -- display a message in bold type
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MESSAGE = echo "$(TERM_BOLD)>>> $($(PKG)_NAME) $($(PKG)_VERSION) $(call qstrip,$(1))$(TERM_RESET)"
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TERM_BOLD := $(shell tput smso)
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TERM_RESET := $(shell tput rmso)
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# Utility functions for 'find'
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# findfileclauses(filelist) => -name 'X' -o -name 'Y'
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findfileclauses = $(call notfirstword,$(patsubst %,-o -name '%',$(1)))
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# finddirclauses(base, dirlist) => -path 'base/dirX' -o -path 'base/dirY'
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finddirclauses = $(call notfirstword,$(patsubst %,-o -path '$(1)/%',$(2)))
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# Miscellaneous utility functions
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# notfirstword(wordlist): returns all but the first word in wordlist
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notfirstword = $(wordlist 2,$(words $(1)),$(1))
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# Needed for the foreach loops to loop over the list of hooks, so that
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# each hook call is properly separated by a newline.
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define sep
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endef
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# check-deprecated-variable -- throw an error on deprecated variables
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# example:
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# $(eval $(call check-deprecated-variable,FOO_MAKE_OPT,FOO_MAKE_OPTS))
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define check-deprecated-variable # (deprecated var, new var)
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ifneq ($$(origin $(1)),undefined)
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$$(error Package error: use $(2) instead of $(1). Please fix your .mk file)
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endif
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endef
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#
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# legal-info helper functions
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#
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LEGAL_INFO_SEPARATOR = "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::"
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define legal-warning # text
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echo "WARNING: $(1)" >>$(LEGAL_WARNINGS)
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endef
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define legal-warning-pkg # pkg, text
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echo "WARNING: $(1): $(2)" >>$(LEGAL_WARNINGS)
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endef
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define legal-warning-nosource # pkg, {local|override}
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$(call legal-warning-pkg,$(1),sources not saved ($(2) packages not handled))
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endef
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define legal-manifest # pkg, version, license, license-files, source, url, {HOST|TARGET}
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echo '"$(1)","$(2)","$(3)","$(4)","$(5)","$(6)"' >>$(LEGAL_MANIFEST_CSV_$(7))
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endef
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define legal-license-header # pkg, license-file, {HOST|TARGET}
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printf "$(LEGAL_INFO_SEPARATOR)\n\t$(1):\
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$(2)\n$(LEGAL_INFO_SEPARATOR)\n\n\n" >>$(LEGAL_LICENSES_TXT_$(3))
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endef
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define legal-license-nofiles # pkg, {HOST|TARGET}
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$(call legal-license-header,$(1),unknown license file(s),$(2))
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endef
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define legal-license-file # pkg, filename, file-fullpath, {HOST|TARGET}
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$(call legal-license-header,$(1),$(2) file,$(4)) && \
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cat $(3) >>$(LEGAL_LICENSES_TXT_$(4)) && \
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echo >>$(LEGAL_LICENSES_TXT_$(4)) && \
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mkdir -p $(LICENSE_FILES_DIR_$(4))/$(1)/$(dir $(2)) && \
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cp $(3) $(LICENSE_FILES_DIR_$(4))/$(1)/$(2)
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endef
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