Use MD5 checksums for recompilation checking (fixes #1372, #1959)

[ghc-hetmet.git] / utils / hsc2hs / Makefile

diff --git a/utils/hsc2hs/Makefile b/utils/hsc2hs/Makefile
index b11617f..c30269d 100644 (file)
--- a/utils/hsc2hs/Makefile
+++ b/utils/hsc2hs/Makefile
@@ -5,6 +5,15 @@
 TOP=../..
 include $(TOP)/mk/boilerplate.mk
 
+# Beyond stage 1, honour any Mac OS X depolyment target options.  If we use 
+# these options in stage 1 we get a linker error if the bootstrap compiler is
+#  for a more recent OS version
+ifeq "$(stage)" "2"
+SRC_CC_OPTS += $(MACOSX_DEPLOYMENT_CC_OPTS)
+SRC_HC_OPTS += $(addprefix -optc, $(MACOSX_DEPLOYMENT_CC_OPTS))
+SRC_LD_OPTS += $(addprefix -optl, $(MACOSX_DEPLOYMENT_LD_OPTS))
+endif
+
 # This causes libghccompat.a to be used:
 include $(GHC_COMPAT_DIR)/compat.mk
 
@@ -13,7 +22,14 @@ include $(GHC_COMPAT_DIR)/compat.mk
 # we must also build with $(GhcHcOpts) here:
 SRC_HC_OPTS += $(GhcHcOpts) $(GhcStage1HcOpts)
 
-HS_PROG           = hsc2hs-bin
+# We have two version: the inplace version compiled by the bootstrap compiler
+#   and the install version compiled by the stage 1 compiler
+ifeq "$(stage)" "2"
+HS_PROG           = hsc2hs.bin
+else
+HS_PROG           = hsc2hs-inplace.bin
+endif
+
 ifeq "$(HOSTPLATFORM)" "i386-unknown-mingw32"
 HS_PROG           = hsc2hs$(exeext)
 endif
@@ -33,22 +49,26 @@ INPLACE_HS=hsc2hs-inplace.hs
 INPLACE_PROG=hsc2hs-inplace
 EXCLUDED_SRCS+=$(INPLACE_HS)
 
-# FPTOOLS_TOP_ABS platform uses backslashes, at least on Cygwin, but that
-# will go wrong when we use it in a Haskell string below.
-TOP_ABS=$(subst \\,/,$(FPTOOLS_TOP_ABS_PLATFORM))
-
 ifeq "$(HOSTPLATFORM)" "i386-unknown-mingw32"
 extra_flags=$(addprefix --cflag=,$(filter-out -O,$(SRC_CC_OPTS)))
 else
 extra_flags=
 endif
 
+nothing=
+space=$(nothing) $(nothing)
+# Given
+#   foo bar
+# make
+#   :\"-Ifoo\":\"-Ibar\"
+GMP_INCLUDE_DIRS_STRINGS = $(subst $(space),,$(foreach d,$(GMP_INCLUDE_DIRS),:\"-I$(d)\"))
+
 $(INPLACE_HS): Makefile $(FPTOOLS_TOP)/mk/config.mk
        echo "import System.Cmd; import System.Environment; import System.Exit" > $@
-       echo "main = do args <- getArgs; rawSystem \"$(TOP_ABS)/$(GHC_HSC2HS_DIR_REL)/$(HS_PROG)\" (\"--template=$(TOP_ABS)/$(GHC_HSC2HS_DIR_REL)/template-hsc.h\":\"--cc=$(CC)\":\"--ld=$(CC)\"$(patsubst %,:\"%\",$(extra_flags)):\"--cflag=-D__GLASGOW_HASKELL__=$(ProjectVersionInt)\":\"-I$(TOP_ABS)/$(GHC_INCLUDE_DIR_REL)\":args) >>= exitWith" >> $@
+       echo "main = do args <- getArgs; rawSystem \"$(FPTOOLS_TOP_ABS)/$(GHC_HSC2HS_DIR_REL)/$(HS_PROG)\" (\"--template=$(FPTOOLS_TOP_ABS)/$(GHC_HSC2HS_DIR_REL)/template-hsc.h\":\"--cc=$(CC)\":\"--ld=$(CC)\"$(patsubst %,:\"%\",$(extra_flags)):\"--cflag=-D__GLASGOW_HASKELL__=$(ProjectVersionInt)\":\"-I$(FPTOOLS_TOP_ABS)/$(GHC_INCLUDE_DIR_REL)\":\"-I$(FPTOOLS_TOP_ABS)/gmp/gmpbuild\"$(GMP_INCLUDE_DIRS_STRINGS):args) >>= exitWith" >> $@
 
 $(INPLACE_PROG): $(INPLACE_HS)
-       $(GHC) --make $< -o $@
+       $(HC) --make $< -o $@
 
 all :: $(INPLACE_PROG)
 
@@ -58,9 +78,9 @@ ifeq "$(HOSTPLATFORM)" "i386-unknown-mingw32"
 INSTALL_PROGS    += $(HS_PROG)
 else
 INSTALL_LIBEXECS += $(HS_PROG)
-LINK = hsc2hs
+LINK = hsc2hs-ghc
 LINK_TARGET = $(LINK)-$(ProjectVersion)
-INSTALLED_SCRIPT=$(bindir)/$(LINK_TARGET)
+INSTALLED_SCRIPT=$(DESTDIR)$(bindir)/$(LINK_TARGET)
 install::
        $(RM) -f $(INSTALLED_SCRIPT)
        echo "#!$(SHELL)"                  >> $(INSTALLED_SCRIPT)
@@ -70,6 +90,19 @@ install::
        echo "HSC2HS_EXTRA="               >> $(INSTALLED_SCRIPT)
        cat hsc2hs.sh                      >> $(INSTALLED_SCRIPT)
        $(EXECUTABLE_FILE) $(INSTALLED_SCRIPT)
+
+ifneq "$(NO_INSTALL_HSC2HS)" "YES"
+install::
+       $(CP) $(INSTALLED_SCRIPT) $(DESTDIR)/$(bindir)/hsc2hs
+endif
+endif
+
+# hsc2hs-inplace is needed to 'make boot' in compiler.
+# Do a recursive 'make all' after generating dependencies, because this
+# will work with 'make -j'.
+ifneq "$(BootingFromHc)" "YES"
+boot :: depend
+       $(MAKE) all
 endif
 
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