package/pkg-utils.mk

   1 ################################################################################
   2 #
   3 # This file contains various utility functions used by the package
   4 # infrastructure, or by the packages themselves.
   5 #
   6 ################################################################################
   7
   8 #
   9 # Manipulation of .config files based on the Kconfig
  10 # infrastructure. Used by the BusyBox package, the Linux kernel
  11 # package, and more.
  12 #
  13
  14 define KCONFIG_ENABLE_OPT # (option, file)
  15         $(SED) "/\\<$(1)\\>/d" $(2)
  16         echo '$(1)=y' >> $(2)
  17 endef
  18
  19 define KCONFIG_SET_OPT # (option, value, file)
  20         $(SED) "/\\<$(1)\\>/d" $(3)
  21         echo '$(1)=$(2)' >> $(3)
  22 endef
  23
  24 define KCONFIG_DISABLE_OPT # (option, file)
  25         $(SED) "/\\<$(1)\\>/d" $(2)
  26         echo '# $(1) is not set' >> $(2)
  27 endef
  28
  29 # Helper functions to determine the name of a package and its
  30 # directory from its makefile directory, using the $(MAKEFILE_LIST)
  31 # variable provided by make. This is used by the *-package macros to
  32 # automagically find where the package is located.
  33 pkgdir = $(dir $(lastword $(MAKEFILE_LIST)))
  34 pkgname = $(lastword $(subst /, ,$(pkgdir)))
  35
  36 # Define extractors for different archive suffixes
  37 INFLATE.bz2  = $(BZCAT)
  38 INFLATE.gz   = $(ZCAT)
  39 INFLATE.lz   = $(LZCAT)
  40 INFLATE.lzma = $(XZCAT)
  41 INFLATE.tbz  = $(BZCAT)
  42 INFLATE.tbz2 = $(BZCAT)
  43 INFLATE.tgz  = $(ZCAT)
  44 INFLATE.xz   = $(XZCAT)
  45 INFLATE.tar  = cat
  46 # suitable-extractor(filename): returns extractor based on suffix
  47 suitable-extractor = $(INFLATE$(suffix $(1)))
  48
  49 # extractor-dependency(filename): returns extractor for 'filename' if the
  50 # extractor is a dependency. If we build the extractor return nothing.
  51 # $(firstword) is used here because the extractor can have arguments, like
  52 # ZCAT="gzip -d -c", and to check for the dependency we only want 'gzip'.
  53 extractor-dependency = $(firstword $(INFLATE$(filter-out \
  54         $(EXTRACTOR_DEPENDENCY_PRECHECKED_EXTENSIONS),$(suffix $(1)))))
  55
  56 # check-deprecated-variable -- throw an error on deprecated variables
  57 # example:
  58 #   $(eval $(call check-deprecated-variable,FOO_MAKE_OPT,FOO_MAKE_OPTS))
  59 define check-deprecated-variable # (deprecated var, new var)
  60 ifneq ($$(origin $(1)),undefined)
  61 $$(error Package error: use $(2) instead of $(1). Please fix your .mk file)
  62 endif
  63 endef
  64
  65 #
  66 # legal-info helper functions
  67 #
  68 LEGAL_INFO_SEPARATOR = "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::"
  69
  70 define legal-warning # text
  71         echo "WARNING: $(1)" >>$(LEGAL_WARNINGS)
  72 endef
  73
  74 define legal-warning-pkg # pkg, text
  75         echo "WARNING: $(1): $(2)" >>$(LEGAL_WARNINGS)
  76 endef
  77
  78 define legal-warning-nosource # pkg, {local|override}
  79         $(call legal-warning-pkg,$(1),sources not saved ($(2) packages not handled))
  80 endef
  81
  82 define legal-manifest # pkg, version, license, license-files, source, url, {HOST|TARGET}
  83         echo '"$(1)","$(2)","$(3)","$(4)","$(5)","$(6)"' >>$(LEGAL_MANIFEST_CSV_$(7))
  84 endef
  85
  86 define legal-license-file # pkg, filename, file-fullpath, {HOST|TARGET}
  87         mkdir -p $(LICENSE_FILES_DIR_$(4))/$(1)/$(dir $(2)) && \
  88         cp $(3) $(LICENSE_FILES_DIR_$(4))/$(1)/$(2)
  89 endef