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# -----------------------------------------------------------------------------
#
# (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
#
# -----------------------------------------------------------------------------
define hs-suffix-rules-srcdir
# args: $1 = dir, $2 = distdir, $3 = way, $4 = srcdir
# Preprocessing Haskell source
ifneq "$$(BINDIST)" "YES"
ifneq "$$(BootingFromHc)" "YES"
$1/$2/build/%.hs : $1/$4/%.ly | $$$$(dir $$$$@)/.
$$(call cmd,HAPPY) $$($1_$2_$3_ALL_HAPPY_OPTS) $$< -o $$@
$1/$2/build/%.hs : $1/$4/%.y | $$$$(dir $$$$@)/.
$$(call cmd,HAPPY) $$($1_$2_$3_ALL_HAPPY_OPTS) $$< -o $$@
$1/$2/build/%.hs : $1/$4/%.x | $$$$(dir $$$$@)/.
$$(call cmd,ALEX) $$($1_$2_$3_ALL_ALEX_OPTS) $$< -o $$@
$1/$2/build/%_hsc.c $1/$2/build/%_hsc.h $1/$2/build/%.hs : $1/$4/%.hsc $$(HSC2HS_INPLACE) | $$$$(dir $$$$@)/.
$$(call cmd,HSC2HS_INPLACE) $$($1_$2_$3_ALL_HSC2HS_OPTS) $$< -o $$@
# Compiling Haskell source
$1/$2/build/%.$$($3_osuf) : $1/$4/%.hs $$(LAX_DEPS_FOLLOW) $$($1_$2_HC_DEP) $$($1_$2_PKGDATA_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@
$1/$2/build/%.$$($3_osuf) : $1/$4/%.lhs $$(LAX_DEPS_FOLLOW) $$($1_$2_HC_DEP) $$($1_$2_PKGDATA_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@
$1/$2/build/%.$$($3_hcsuf) : $1/$4/%.hs $$(LAX_DEPS_FOLLOW) $$($1_$2_HC_DEP) $$($1_$2_PKGDATA_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -C $$< -o $$@
$1/$2/build/%.$$($3_hcsuf) : $1/$4/%.lhs $$(LAX_DEPS_FOLLOW) $$($1_$2_HC_DEP) $$($1_$2_PKGDATA_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -C $$< -o $$@
endif
# XXX: for some reason these get used in preference to the direct
# .hs->.o rule, I don't know why --SDM
$1/$2/build/%.$$($3_osuf) : $1/$4/%.hc includes/ghcautoconf.h includes/ghcplatform.h | $$$$(dir $$$$@)/.
$$(call cmd,$1_$2_CC) $$($1_$2_$3_ALL_CC_OPTS) $$(addprefix -I,$$(GHC_INCLUDE_DIRS)) -x c -c $$< -o $$@
$1/$2/build/%.$$($3_osuf) : $1/$2/build/%.hc includes/ghcautoconf.h includes/ghcplatform.h
$$(call cmd,$1_$2_CC) $$($1_$2_$3_ALL_CC_OPTS) $$(addprefix -I,$$(GHC_INCLUDE_DIRS)) -x c -c $$< -o $$@
# $1/$2/build/%.$$($3_osuf) : $1/$2/build/%.$$($3_way_)hc
# $$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@
#
# $1/$2/build/%.$$($3_osuf) : $1/$2/build/%.hc
# $$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@
#
# $1/$2/build/%.$$($3_way_)s : $1/$2/build/%.$$($3_way_)hc
# $$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -S $$< -o $$@
# Now the rules for hs-boot files.
$1/$2/build/%.hs-boot : $1/$4/%.hs-boot
"$$(CP)" $$< $$@
$1/$2/build/%.lhs-boot : $1/$4/%.lhs-boot
"$$(CP)" $$< $$@
$1/$2/build/%.$$($3_way_)o-boot : $1/$4/%.hs-boot $$(LAX_DEPS_FOLLOW) $$($1_$2_HC_DEP) $$($1_$2_PKGDATA_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@
$1/$2/build/%.$$($3_way_)o-boot : $1/$4/%.lhs-boot $$(LAX_DEPS_FOLLOW) $$($1_$2_HC_DEP) $$($1_$2_PKGDATA_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@
ifneq "$$(BootingFromHc)" "YES"
# stubs are automatically generated and compiled by GHC
$1/$2/build/%_stub.$$($3_osuf): $1/$2/build/%.$$($3_osuf)
@:
endif
endif
endef
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