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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://ghc.haskell.org/trac/ghc/wiki/Building/Architecture
# http://ghc.haskell.org/trac/ghc/wiki/Building/Modifying
#
# -----------------------------------------------------------------------------
define hs-suffix-way-rules # args: $1 = dir, $2 = distdir, $3 = way
ifeq "$3 $$($1_$2_DYNAMIC_TOO)" "dyn YES"
# We only want this rule to be used for Haskell sources, not for
# e.g. C sources, so we depend on the v_hisuf rather than v_osuf.
$1/$2/build/%.$$(dyn_osuf): $1/$2/build/%.$$(v_hisuf)
@if [ ! -f $$@ ] ; then \
echo "Panic! $$< exists, but $$@ does not."; \
exit 1; \
fi
$1/$2/build/%.$$(dyn_osuf)-boot: $1/$2/build/%.$$(v_hisuf)-boot
@if [ ! -f $$@ ] ; then \
echo "Panic! $$< exists, but $$@ does not."; \
exit 1; \
fi
else
ifneq "$$(BINDIST)" "YES"
$1/$2/build/%.$$($3_hcsuf) : $1/$2/build/%.hs $$(LAX_DEPS_FOLLOW) $$$$($1_$2_HC_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -C $$< -o $$@
$1/$2/build/%.$$($3_osuf) : $1/$2/build/%.hs $$(LAX_DEPS_FOLLOW) $$$$($1_$2_HC_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@ $$(if $$(findstring YES,$$($1_$2_DYNAMIC_TOO)),-dyno $$(addsuffix .$$(dyn_osuf),$$(basename $$@)))
$1/$2/build/%.$$($3_hcsuf) : $1/$2/build/autogen/%.hs $$(LAX_DEPS_FOLLOW) $$$$($1_$2_HC_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -C $$< -o $$@
$1/$2/build/%.$$($3_osuf) : $1/$2/build/autogen/%.hs $$(LAX_DEPS_FOLLOW) $$$$($1_$2_HC_DEP)
$$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) -c $$< -o $$@ $$(if $$(findstring YES,$$($1_$2_DYNAMIC_TOO)),-dyno $$(addsuffix .$$(dyn_osuf),$$(basename $$@)))
endif
$$(foreach dir,$$($1_$2_HS_SRC_DIRS),\
$$(eval $$(call hs-suffix-way-rules-srcdir,$1,$2,$3,$$(dir))))
endif
endef # hs-suffix-way-rules
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