X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=rules%2Fbuild-prog.mk;h=473bae8e8d3bc16c88403abf42ae846f3197178d;hp=0a801afabfacda1128bc71881751d10fa60cba8a;hb=6ea06bbf08517d9805feb82df65cc56ecbaf23a4;hpb=883d980815437736c486bf69b2f066ef918d2989

diff --git a/rules/build-prog.mk b/rules/build-prog.mk
index 0a801af..473bae8 100644
--- a/rules/build-prog.mk
+++ b/rules/build-prog.mk
@@ -20,6 +20,7 @@
 # $(eval $(call build-prog,utils/genapply,dist-install,1))
 
 define build-prog
+$(call trace, build-prog($1,$2,$3))
 # $1 = dir
 # $2 = distdir
 # $3 = GHC stage to use (0 == bootstrapping compiler)
@@ -34,19 +35,34 @@ ifeq "$$(findstring $3,0 1 2)" ""
 $$(error $1/$2: stage argument to build-prog should be 0, 1, or 2)
 endif
 
-$(call all-target,$1,all_$1_$2)
-
 $(call clean-target,$1,$2,$1/$2)
 
-$(call package-config,$1,$2,$3)
+ifneq "$$($1_$2_NOT_NEEDED)" "YES"
+$$(eval $$(call build-prog-helper,$1,$2,$3))
+endif
+endef
+
+
+define build-prog-helper
+# $1 = dir
+# $2 = distdir
+# $3 = GHC stage to use (0 == bootstrapping compiler)
+
+$(call all-target,$1,all_$1_$2)
 
 ifeq "$$($1_USES_CABAL)" "YES"
+$1_$2_USES_CABAL = YES
+endif
+
+ifeq "$$($1_$2_USES_CABAL)" "YES"
 ifneq "$$(NO_INCLUDE_PKGDATA)" "YES"
 include $1/$2/package-data.mk
 endif
 endif
 
-ifeq "$$($1_USES_CABAL)$$($1_$2_VERSION)" "YES"
+$(call package-config,$1,$2,$3)
+
+ifeq "$$($1_$2_USES_CABAL)$$($1_$2_VERSION)" "YES"
 $1_$2_DISABLE = YES
 endif
 
@@ -65,28 +81,36 @@ $(call all-target,$1_$2,$1/$2/package-data.mk)
 
 # We have a rule for package-data.mk only when the package is
 # disabled, because we want the build to fail if we haven't run phase 0.
-ifneq "$(BINDIST)" "YES"
+ifneq "$$(BINDIST)" "YES"
 $(call build-package-data,$1,$2,$3)
 endif
 
 else
 
-ifneq "$(BINDIST)" "YES"
+ifneq "$$(BINDIST)" "YES"
+$1_$2_WAYS = v
+
 $(call hs-sources,$1,$2)
 $(call c-sources,$1,$2)
 
 # --- DEPENDENCIES
 
-$1_$2_depfile = $1/$2/build/.depend
+$1_$2_depfile_base = $1/$2/build/.depend
 
-$(call build-dependencies,$1,$2)
+$(call build-dependencies,$1,$2,$3)
 
 # --- IMPLICIT RULES
 
 # Just the 'v' way for programs
 $(call distdir-way-opts,$1,$2,v,$3)
 
+ifeq "$3" "0"
+# For stage 0, we use GHC to compile C sources so that we don't have to
+# worry about where the RTS header files are
 $(call c-suffix-rules,$1,$2,v,YES)
+else
+$(call c-suffix-rules,$1,$2,v,NO)
+endif
 
 $(call hs-suffix-rules,$1,$2,v)
 $$(foreach dir,$$($1_$2_HS_SRC_DIRS),\
@@ -95,23 +119,39 @@ $$(foreach dir,$$($1_$2_HS_SRC_DIRS),\
 $(call c-objs,$1,$2,v)
 $(call hs-objs,$1,$2,v)
 
-ifeq "$$(BootingFromHc)" "NO"
+$1_$2_LINK_WITH_GCC = NO
+ifeq "$$(BootingFromHc)" "YES"
+$1_$2_LINK_WITH_GCC = YES
+endif
+
+ifeq "$$($1_$2_v_HS_OBJS)" ""
+# We don't want to link the GHC RTS into C-only programs. There's no
+# point, and it confuses the test that all GHC-compiled programs
+# were compiled with the right GHC.
+$1_$2_GHC_LD_OPTS = -no-auto-link-packages -no-hs-main
+endif
+
+ifeq "$$($1_$2_LINK_WITH_GCC)" "NO"
 $1/$2/build/tmp/$$($1_$2_PROG) : $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS) | $$$$(dir $$$$@)/.
-	"$$($1_$2_HC)" -o $$@ $$($1_$2_v_ALL_HC_OPTS) $$(LD_OPTS) $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS)
+	"$$($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))
 else
 $1/$2/build/tmp/$$($1_$2_PROG) : $$($1_$2_v_HS_OBJS) $$($1_$2_v_C_OBJS) $$($1_$2_v_S_OBJS) $$($1_$2_OTHER_OBJS) | $$$$(dir $$$$@)/.
-	"$$(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)
+	"$$(CC)" -o $$@ $$($1_$2_v_ALL_CC_OPTS) $$(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))
 endif
 
 # Note [lib-depends] if this program is built with stage1 or greater, we
 # need to depend on the libraries too.  NB. since $(ALL_STAGE1_LIBS) and
 # $(ALL_RTS_LIBS) are not defined until after libraries/*/ghc.mk have
 # been included, this introduces an ordering dependency.
+ifneq "$$(CLEANING)" "YES"
 ifneq "$3" "0"
-ifeq "$$(ALL_STAGE1_LIBS)" ""
-$$(error ordering failure in $1: $$(ALL_STAGE1_LIBS) is empty)
+ifneq "$$($1_$2_HS_SRCS)" ""
+ifeq "$$(strip $$(ALL_STAGE1_LIBS))" ""
+$$(error ordering failure in $1 ($2): ALL_STAGE1_LIBS is empty)
+endif
+endif
+$1/$2/build/tmp/$$($1_$2_PROG) : $$(ALL_STAGE1_LIBS) $$(ALL_RTS_LIBS) $$(OTHER_LIBS)
 endif
-$1/$2/build/tmp/$($1_$2_PROG) : $$(ALL_STAGE1_LIBS) $$(ALL_RTS_LIBS) $$(OTHER_LIBS)
 endif
 endif