rules/build-prog.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 program.  Invoke like this:
  15 #
  16 # utils/genapply_MODULES = Main
  17 # utils/genapply_HC_OPTS = -package Cabal
  18 # utils/genapply_dist_PROG = genapply
  19 #
  20 # $(eval $(call build-prog,utils/genapply,dist-install,1))
  21
  22 define build-prog
  23 $(call trace, build-prog($1,$2,$3))
  24 # $1 = dir
  25 # $2 = distdir
  26 # $3 = GHC stage to use (0 == bootstrapping compiler)
  27
  28 ifneq "$$(CLEANING)" "YES"
  29 ifeq "$$($1_$2_PROG)" ""
  30 $$(error $1_$2_PROG is not set)
  31 endif
  32 endif
  33
  34 ifeq "$$(findstring $3,0 1 2)" ""
  35 $$(error $1/$2: stage argument to build-prog should be 0, 1, or 2)
  36 endif
  37
  38 $(call clean-target,$1,$2,$1/$2)
  39
  40 ifneq "$$($1_$2_NOT_NEEDED)" "YES"
  41 $$(eval $$(call build-prog-helper,$1,$2,$3))
  42 endif
  43 endef
  44
  45
  46 define build-prog-helper
  47 # $1 = dir
  48 # $2 = distdir
  49 # $3 = GHC stage to use (0 == bootstrapping compiler)
  50
  51 $(call all-target,$1,all_$1_$2)
  52
  53 ifeq "$$($1_USES_CABAL)" "YES"
  54 $1_$2_USES_CABAL = YES
  55 endif
  56
  57 ifeq "$$($1_$2_USES_CABAL)" "YES"
  58 ifneq "$$(NO_INCLUDE_PKGDATA)" "YES"
  59 include $1/$2/package-data.mk
  60 endif
  61 endif
  62
  63 $(call package-config,$1,$2,$3)
  64
  65 ifeq "$$($1_$2_USES_CABAL)$$($1_$2_VERSION)" "YES"
  66 $1_$2_DISABLE = YES
  67 endif
  68
  69 ifeq "$$($1_$2_DISABLE)" "YES"
  70
  71 ifeq "$$(DEBUG)" "YES"
  72 $$(warning $1/$2 disabled)
  73 endif
  74
  75 # The following code to build the package all depends on settings
  76 # obtained from package-data.mk.  If we don't have package-data.mk
  77 # yet, then don't try to do anything else with this package.  Make will
  78 # try to build package-data.mk, then restart itself and we'll be in business.
  79
  80 $(call all-target,$1_$2,$1/$2/package-data.mk)
  81
  82 # We have a rule for package-data.mk only when the package is
  83 # disabled, because we want the build to fail if we haven't run phase 0.
  84 ifneq "$$(BINDIST)" "YES"
  85 $(call build-package-data,$1,$2,$3)
  86 endif
  87
  88 else
  89
  90 ifneq "$$(BINDIST)" "YES"
  91 $1_$2_WAYS = v
  92
  93 $(call hs-sources,$1,$2)
  94 $(call c-sources,$1,$2)
  95
  96 # --- DEPENDENCIES
  97
  98 $1_$2_depfile_base = $1/$2/build/.depend
  99
 100 $(call build-dependencies,$1,$2,$3)
 101
 102 # --- IMPLICIT RULES
 103
 104 # Just the 'v' way for programs
 105 $(call distdir-way-opts,$1,$2,v,$3)
 106
 107 ifeq "$3" "0"
 108 # For stage 0, we use GHC to compile C sources so that we don't have to
 109 # worry about where the RTS header files are
 110 $(call c-suffix-rules,$1,$2,v,YES)
 111 else
 112 $(call c-suffix-rules,$1,$2,v,NO)
 113 endif
 114
 115 $(call hs-suffix-rules,$1,$2,v)
 116 $$(foreach dir,$$($1_$2_HS_SRC_DIRS),\
 117   $$(eval $$(call hs-suffix-rules-srcdir,$1,$2,v,$$(dir))))
 118
 119 $(call c-objs,$1,$2,v)
 120 $(call hs-objs,$1,$2,v)
 121
 122 $1_$2_LINK_WITH_GCC = NO
 123 ifeq "$$(BootingFromHc)" "YES"
 124 $1_$2_LINK_WITH_GCC = YES
 125 endif
 126
 127 ifeq "$$($1_$2_v_HS_OBJS)" ""
 128 # We don't want to link the GHC RTS into C-only programs. There's no
 129 # point, and it confuses the test that all GHC-compiled programs
 130 # were compiled with the right GHC.
 131 $1_$2_GHC_LD_OPTS = -no-auto-link-packages -no-hs-main
 132 endif
 133
 134 ifeq "$$($1_$2_LINK_WITH_GCC)" "NO"
 135 $1/$2/build/tmp/$$($1_$2_PROG) : $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS) | $$$$(dir $$$$@)/.
 136         "$$($1_$2_HC)" -o $$@ $$($1_$2_v_ALL_HC_OPTS) $$(LD_OPTS) $$($1_$2_GHC_LD_OPTS) $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS) $$(addprefix -l,$$($1_$2_EXTRA_LIBRARIES))
 137 else
 138 $1/$2/build/tmp/$$($1_$2_PROG) : $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS) | $$$$(dir $$$$@)/.
 139         "$$(CC)" -o $$@ $$($1_$2_v_ALL_CC_OPTS) $$(LD_OPTS) $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS) $$($1_$2_v_EXTRA_CC_OPTS) $$(addprefix -l,$$($1_$2_EXTRA_LIBRARIES))
 140 endif
 141
 142 # Note [lib-depends] if this program is built with stage1 or greater, we
 143 # need to depend on the libraries too.  NB. since $(ALL_STAGE1_LIBS) and
 144 # $(ALL_RTS_LIBS) are not defined until after libraries/*/ghc.mk have
 145 # been included, this introduces an ordering dependency.
 146 ifneq "$$(CLEANING)" "YES"
 147 ifneq "$3" "0"
 148 ifneq "$$($1_$2_HS_SRCS)" ""
 149 ifeq "$$(strip $$(ALL_STAGE1_LIBS))" ""
 150 $$(error ordering failure in $1 ($2): ALL_STAGE1_LIBS is empty)
 151 endif
 152 endif
 153 $1/$2/build/tmp/$$($1_$2_PROG) : $$(ALL_STAGE1_LIBS) $$(ALL_RTS_LIBS) $$(OTHER_LIBS)
 154 endif
 155 endif
 156 endif
 157
 158 ifeq "$$($1_$2_INSTALL_INPLACE)" "NO"
 159 $(call all-target,$1_$2,$1/$2/build/tmp/$$($1_$2_PROG))
 160 else
 161 # Where do we install the inplace version?
 162 ifeq "$$($1_$2_SHELL_WRAPPER) $$(Windows)" "YES NO"
 163 $1_$2_INPLACE = $$(INPLACE_LIB)/$$($1_$2_PROG)
 164 else
 165 ifeq "$$($1_$2_TOPDIR)" "YES"
 166 $1_$2_INPLACE = $$(INPLACE_TOPDIR)/$$($1_$2_PROG)
 167 else
 168 $1_$2_INPLACE = $$(INPLACE_BIN)/$$($1_$2_PROG)
 169 endif
 170 endif
 171
 172 $(call all-target,$1_$2,$$($1_$2_INPLACE))
 173 $(call clean-target,$1,$2_inplace,$$($1_$2_INPLACE))
 174
 175 # INPLACE_BIN might be empty if we're distcleaning
 176 ifeq "$(findstring clean,$(MAKECMDGOALS))" ""
 177 $$($1_$2_INPLACE) : $1/$2/build/tmp/$$($1_$2_PROG) | $$$$(dir $$$$@)/.
 178         "$$(CP)" -p $$< $$@
 179         touch $$@
 180 endif
 181
 182 # touch is necessary; cp doesn't update the file time.
 183 endif
 184
 185 $(call shell-wrapper,$1,$2)
 186
 187 ifeq "$$($1_$2_INSTALL)" "YES"
 188 ifeq "$$($1_$2_TOPDIR)" "YES"
 189 INSTALL_TOPDIRS += $1/$2/build/tmp/$$($1_$2_PROG)
 190 else
 191 INSTALL_BINS += $1/$2/build/tmp/$$($1_$2_PROG)
 192 endif
 193 endif
 194
 195 endif # package-data.mk exists
 196
 197 endef