rules/build-package.mk

   1 # -----------------------------------------------------------------------------
   2 #
   3 # (c) 2009 The University of Glasgow
   4 #
   5 # This file is part of the GHC build system.
   6 #
   7 # To understand how the build system works and how to modify it, see
   8 #      http://hackage.haskell.org/trac/ghc/wiki/Building/Architecture
   9 #      http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying
  10 #
  11 # -----------------------------------------------------------------------------
  12
  13
  14 # Build a package with the stage-1 compiler, multiple ways.  A typical
  15 # libraries/foo/ghc.mk will look like this:
  16 #
  17 # $(eval $(call build-package,libraries/base,dist-install))
  18 #
  19 # The package metadata is generated from the .cabal file and placed in
  20 # package-data.mk.  It will look something like this:
  21 #
  22 # libraries/base_dist_MODULES = GHC.Base Data.Tuple ...
  23 # libraries/base_dist_PACKAGE = base
  24 # libraries/base_dist_VERSION = 4.0.0.0
  25 # libraries/base_dist_HC_OPTS = -package ghc-prim-0.1.0.0 -XRank2Types ...
  26 # libraries/base_dist_C_SRCS  = cbits/PrelIOUtils.c ...
  27 # libraries/base_dist_S_SRCS  = cbits/foo.S ...
  28 # libraries/base_dist_CC_OPTS = -Iinclude ...
  29 # libraries/base_dist_LD_OPTS = -package ghc-prim-0.1.0.0
  30
  31 define build-package
  32 $(call trace, build-package($1,$2,$3))
  33 # $1 = dir
  34 # $2 = distdir
  35 # $3 = GHC stage to use (0 == bootstrapping compiler)
  36
  37 ifeq "$$(findstring $3,0 1 2)" ""
  38 $$(error $1/$2: stage argument to build-package should be 0, 1, or 2)
  39 endif
  40
  41 $(call clean-target,$1,$2,$1/$2)
  42
  43 distclean : clean_$1_$2_config
  44
  45 maintainer-clean : distclean
  46
  47 .PHONY: clean_$1_$2_config
  48 clean_$1_$2_config:
  49         "$$(RM)" $$(RM_OPTS) $1/config.log $1/config.status $1/include/Hs*Config.h
  50         "$$(RM)" $$(RM_OPTS_REC) $1/autom4te.cache
  51
  52 ifneq "$$($1_$2_NOT_NEEDED)" "YES"
  53 $$(eval $$(call build-package-helper,$1,$2,$3))
  54 endif
  55 endef
  56
  57
  58 define build-package-helper
  59 # $1 = dir
  60 # $2 = distdir
  61 # $3 = GHC stage to use (0 == bootstrapping compiler)
  62
  63 # --- CONFIGURATION
  64
  65 $(call package-config,$1,$2,$3)
  66
  67 # Bootstrapping libs are only built one way
  68 ifeq "$3" "0"
  69 $1_$2_WAYS = v
  70 else
  71 $1_$2_WAYS = $$(GhcLibWays)
  72 endif
  73
  74 # We must use a different dependency file if $(GhcLibWays) changes, so
  75 # encode the ways into the name of the file.
  76 $1_$2_WAYS_DASHED = $$(subst $$(space),,$$(patsubst %,-%,$$(strip $$($1_$2_WAYS))))
  77 $1_$2_depfile_base = $1/$2/build/.depend$$($1_$2_WAYS_DASHED)
  78
  79 $(call build-package-data,$1,$2,$3)
  80 ifneq "$$(NO_INCLUDE_PKGDATA)" "YES"
  81 ifeq "$3" "0"
  82 include $1/$2/package-data.mk
  83 else ifeq "$(phase)" ""
  84 include $1/$2/package-data.mk
  85 endif
  86 endif
  87
  88 # We don't bother splitting the bootstrap packages (built with stage 0)
  89 ifeq "$$($1_$2_SplitObjs)" ""
  90 ifeq "$$(SplitObjs) $3" "YES 1"
  91 $1_$2_SplitObjs = YES
  92 else
  93 $1_$2_SplitObjs = NO
  94 endif
  95 endif
  96
  97 $(call hs-sources,$1,$2)
  98 $(call c-sources,$1,$2)
  99 $(call includes-sources,$1,$2)
 100
 101 # --- DEPENDENCIES
 102 # We always have the dependency rules available, as we need to know
 103 # how to build hsc2hs's dependency file in phase 0
 104 $(call build-dependencies,$1,$2,$3)
 105 ifneq "$(phase)" "0"
 106 # From phase 1 we actually include the dependency files for the
 107 # bootstrapping stuff
 108 ifeq "$3" "0"
 109 $(call include-dependencies,$1,$2,$3)
 110 else ifeq "$(phase)" ""
 111 # In the final phase, we also include the dependency files for
 112 # everything else
 113 $(call include-dependencies,$1,$2,$3)
 114 endif
 115 endif
 116
 117 # Now generate all the build rules for each way in this directory:
 118 $$(foreach way,$$($1_$2_WAYS),$$(eval \
 119     $$(call c-objs,$1,$2,$$(way)) \
 120     $$(call c-suffix-rules,$1,$2,$$(way),YES) \
 121     $$(call cmm-objs,$1,$2,$$(way)) \
 122     $$(call cmm-suffix-rules,$1,$2,$$(way)) \
 123     $$(call build-package-way,$1,$2,$$(way),$3) \
 124   ))
 125
 126 # C and S files are possibly built the "dyn" way.
 127 ifeq "$$(BuildSharedLibs)" "YES"
 128 $(call c-objs,$1,$2,dyn)
 129 $(call c-suffix-rules,$1,$2,dyn,YES)
 130 endif
 131
 132 $(call all-target,$1,all_$1_$2)
 133 # This give us things like
 134 #     all_libraries: all_libraries/base_dist-install
 135 ifneq "$$($1_$2_GROUP)" ""
 136 all_$$($1_$2_GROUP): all_$1_$2
 137 endif
 138
 139 ifneq "$$(CHECKED_$1)" "YES"
 140 CHECKED_$1 = YES
 141 check_packages: check_$1
 142 .PHONY: check_$1
 143 check_$1: $$(GHC_CABAL_INPLACE)
 144         $$(GHC_CABAL_INPLACE) check $1
 145 endif
 146
 147 $(call haddock,$1,$2)
 148
 149 # Don't put bootstrapping packages in the bindist
 150 ifneq "$3" "0"
 151 BINDIST_EXTRAS += $1/*.cabal $$(wildcard $1/*.buildinfo) $1/$2/setup-config $1/LICENSE
 152 BINDIST_EXTRAS += $$($1_$2_INSTALL_INCLUDES_SRCS)
 153 endif
 154
 155 endef
 156