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Diffstat (limited to 'rules/distdir-opts.mk')
| -rw-r--r-- | rules/distdir-opts.mk | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/rules/distdir-opts.mk b/rules/distdir-opts.mk new file mode 100644 index 0000000000..748e27e52d --- /dev/null +++ b/rules/distdir-opts.mk @@ -0,0 +1,111 @@ +# ----------------------------------------------------------------------------- +# +# (c) 2009 The University of Glasgow +# +# This file is part of the GHC build system. +# +# To understand how the build system works and how to modify it, see +# http://hackage.haskell.org/trac/ghc/wiki/Building/Architecture +# http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying +# +# ----------------------------------------------------------------------------- + + +# Set compilation flags that additionally depend on a particular way + +define distdir-opts # args: $1 = dir, $2 = distdir, $3 = stage + +ifeq "$3" "0" +# This is a bit of a hack. +# If we are compiling something with the bootstrapping compiler on +# cygwin, and it uses an include file from the rts (say), then we +# need to stop mkdependC from generating a dependincy on +# c:/ghc/rts/include/Rts.h +# as that confuses make. So we use -isystem instead of -I, which stops +# these dependencies from being generated. Technically this is wrong if +# we depend on a library that is built inside the build tree, and we +# use headers from that library, but currently I don't think that's the +# case. +$1_$2_DEP_INCLUDE_DIRS_FLAG = -isystem +else +$1_$2_DEP_INCLUDE_DIRS_FLAG = -I +endif + +ifneq ($$(strip $$($1_$2_DEP_INCLUDE_DIRS_SINGLE_QUOTED)),) +$1_$2_CC_INC_FLAGS := $$(subst $$(space)',$$(space)$$($1_$2_DEP_INCLUDE_DIRS_FLAG)',$$(space)$$($1_$2_DEP_INCLUDE_DIRS_SINGLE_QUOTED)) +endif + +# The CONF_CC_OPTS_STAGE$3 options are what we use to get gcc to +# behave correctly, but they are specific to the gcc that we are using. +# If GHC is compiling C code then it will take care of that for us, +# and in the case of the stage 0 compiler it may be using a different +# gcc, so we don't want to use our gcc-specific options. +$1_$2_DIST_GCC_CC_OPTS = \ + $$(CONF_CC_OPTS_STAGE$3) \ + $$($1_$2_DIST_CC_OPTS) + +$1_$2_DIST_CC_OPTS = \ + $$(SRC_CC_OPTS) \ + $$($1_CC_OPTS) \ + $$(foreach dir,$$(filter-out /%,$$($1_$2_INCLUDE_DIRS)),-I$1/$$(dir)) \ + $$(foreach dir,$$(filter /%,$$($1_$2_INCLUDE_DIRS)),-I$$(dir)) \ + $$($1_$2_CC_OPTS) \ + $$($1_$2_CPP_OPTS) \ + $$($1_$2_CC_INC_FLAGS) \ + $$($1_$2_DEP_CC_OPTS) \ + $$(SRC_CC_WARNING_OPTS) + +ifneq ($$(strip $$($1_$2_DEP_LIB_DIRS_SINGLE_QUOTED)),) +$1_$2_DIST_LD_LIB_DIRS := $$(subst $$(space)',$$(space)-L',$$(space)$$($1_$2_DEP_LIB_DIRS_SINGLE_QUOTED)) +endif + +$1_$2_DIST_LD_OPTS = \ + $$(CONF_GCC_LINKER_OPTS_STAGE$3) \ + $$(SRC_LD_OPTS) \ + $$($1_LD_OPTS) \ + $$($1_$2_LD_OPTS) \ + $$($1_$2_DIST_LD_LIB_DIRS) \ + $$(foreach opt,$$($1_$2_DEP_EXTRA_LIBS),-l$$(opt)) \ + $$($1_$2_DEP_LD_OPTS) + +# c.f. Cabal's Distribution.Simple.PreProcess.ppHsc2hs +# We use '' around cflags and lflags to handle paths with backslashes in +# on Windows +ifneq ($$(strip $$($1_$2_DIST_GCC_CC_OPTS)),) +$1_$2_HSC2HS_CC_OPTS:=$$(shell for i in $$($1_$2_DIST_GCC_CC_OPTS); do echo \'--cflag=$$$$i\'; done) +endif +ifneq ($$(strip $$($1_$2_DIST_LD_OPTS)),) +$1_$2_HSC2HS_LD_OPTS:=$$(shell for i in $$($1_$2_DIST_LD_OPTS); do echo \'--lflag=$$$$i\'; done) +endif + +$1_$2_ALL_HSC2HS_OPTS = \ + --cc=$$(WhatGccIsCalled) \ + --ld=$$(WhatGccIsCalled) \ + $$(CONF_HSC2HS_OPTS) \ + $$(SRC_HSC2HS_OPTS) \ + --cflag=-D__GLASGOW_HASKELL__=$$(if $$(filter 0,$3),$$(GhcCanonVersion),$$(ProjectVersionInt)) \ + --cflag=-D$$(HostArch_CPP)_HOST_ARCH=1 \ + --cflag=-D$$(HostOS_CPP)_HOST_OS=1 \ + $$($1_$2_HSC2HS_CC_OPTS) \ + $$($1_$2_HSC2HS_LD_OPTS) \ + --cflag=-I$1/$2/build/autogen \ + $$(if $$($1_PACKAGE),--cflag=-include --cflag=$1/$2/build/autogen/cabal_macros.h) \ + $$($$(basename $$<)_HSC2HS_OPTS) \ + $$(EXTRA_HSC2HS_OPTS) + +$1_$2_ALL_ALEX_OPTS = \ + $$(CONF_ALEX_OPTS) \ + $$(SRC_ALEX_OPTS) + $$($1_ALEX_OPTS) \ + $$($1_$2_ALEX_OPTS) \ + $$(EXTRA_ALEX_OPTS) + +$1_$2_ALL_HAPPY_OPTS = \ + $$(CONF_HAPPY_OPTS) \ + $$(SRC_HAPPY_OPTS) \ + $$($1_HAPPY_OPTS) \ + $$($1_$2_HAPPY_OPTS) \ + $$(EXTRA_HAPPY_OPTS) + +endef + |