[project @ 2003-06-19 11:27:13 by simonmar]

[ghc-hetmet.git] / mk / suffix.mk

diff --git a/mk/suffix.mk b/mk/suffix.mk
index 1cff9c8..0c8fb7c 100644 (file)
--- a/mk/suffix.mk
+++ b/mk/suffix.mk
@@ -16,16 +16,11 @@
 
 .SUFFIXES:
 
-# However, if $(way) is set then we have to define $(way_) and $(_way)
-# from it in the obvious fashion.
-# This must be done here (or earlier), but not in target.mk with the other
-# way management, because the pattern rules in this file take a snapshot of
-# the value of $(way_) and $(_way), and it's no good setting them later!
-
-ifneq "$(way)" ""
-  way_ := $(way)_
-  _way := _$(way)
-endif
+# This declaration tells GNU make to delete the target if it has
+# changed and the command which created it exited with a non-zero exit
+# code.
+
+.DELETE_ON_ERROR:
 
 #-----------------------------------------------------------------------------
 # Haskell Suffix Rules
@@ -35,40 +30,48 @@ endif
 # this case.
 ifneq "$(BootingFromHc)" "YES"
 
-%.$(way_)o : %.hs
+# The $(odir) support is for building GHC, where we need to build three
+# different versions from the same sources.  See ghc/compiler/Makefile.
+ifneq "$(odir)" ""
+odir_ = $(odir)/
+else
+odir_ =
+endif
+
+$(odir_)%.$(way_)o : %.hs
        $(HC_PRE_OPTS)
-       $(HC) $(HC_OPTS) -c $< -o $@ -osuf $(subst .,,$(suffix $@))
+       $(HC) $(HC_OPTS) -c $< -o $@  -ohi $(basename $@).$(way_)hi
        $(HC_POST_OPTS)
 
-%.$(way_)o : %.lhs      
+$(odir_)%.$(way_)o : %.lhs      
        $(HC_PRE_OPTS)
-       $(HC) $(HC_OPTS) -c $< -o $@ -osuf $(subst .,,$(suffix $@))
+       $(HC) $(HC_OPTS) -c $< -o $@  -ohi $(basename $@).$(way_)hi
        $(HC_POST_OPTS)
 
-%.$(way_)hc : %.lhs     
+$(odir_)%.$(way_)hc : %.lhs     
        $(RM) $@
        $(HC) $(HC_OPTS) -C $< -o $@
 
-%.$(way_)hc : %.hs      
+$(odir_)%.$(way_)hc : %.hs      
        $(RM) $@
        $(HC) $(HC_OPTS) -C $< -o $@
 
-%.$(way_)o : %.$(way_)hc 
+$(odir_)%.$(way_)o : %.$(way_)hc 
        $(HC_PRE_OPTS)
-       $(HC) $(HC_OPTS) -c $< -o $@ -osuf $(subst .,,$(suffix $@))
+       $(HC) $(HC_OPTS) -c $< -o $@
        $(HC_POST_OPTS)
 
-%.$(way_)o : %.hc 
+$(odir_)%.$(way_)o : %.hc 
        $(HC_PRE_OPTS)
-       $(HC) $(HC_OPTS) -c $< -o $@ -osuf $(subst .,,$(suffix $@))
+       $(HC) $(HC_OPTS) -c $< -o $@
        $(HC_POST_OPTS)
 
-%.$(way_)s : %.$(way_)hc 
+$(odir_)%.$(way_)s : %.$(way_)hc 
        $(HC_PRE_OPTS)
-       $(HC) $(HC_OPTS) -S $< -o $@ -osuf $(subst .,,$(suffix $@))
+       $(HC) $(HC_OPTS) -S $< -o $@
        $(HC_POST_OPTS)
 
-%.$(way_)hc : %.lhc
+$(odir_)%.$(way_)hc : %.lhc
        @$(RM) $@
        $(UNLIT) $< $@
        @chmod 444 $@
@@ -84,14 +87,14 @@ ifneq "$(BootingFromHc)" "YES"
 
 %.$(way_)hi : %.$(way_)o
        @if [ ! -f $@ ] ; then \
-           echo Panic! $< exists, but $@ does not. \
+           echo Panic! $< exists, but $@ does not.; \
            exit 1; \
        else exit 0 ; \
        fi                                                      
 
-%.$(way_)hi : %.$(way_)hc
+$(odir_)%.$(way_)hi : %.$(way_)hc
        @if [ ! -f $@ ] ; then \
-           echo Panic! $< exists, but $@ does not. \
+           echo Panic! $< exists, but $@ does not.; \
            exit 1; \
        else exit 0 ; \
        fi
@@ -101,7 +104,7 @@ endif # BootingViaC
 #-----------------------------------------------------------------------------
 # Happy Suffix Rules
 #
-.PRECIOUS: %.hs
+.SECONDARY: %.hs
 
 %.hs : %.ly
        $(HAPPY) $(HAPPY_OPTS) $<
@@ -112,8 +115,11 @@ endif # BootingViaC
 #-----------------------------------------------------------------------------
 # hsc2hs Suffix Rules
 #
+ifneq "$(BootingFromHc)" "YES"
 %_hsc.c %_hsc.h %.hs : %.hsc
-       $(HSC2HS) $<
+       $(HSC2HS) $(HSC2HS_OPTS) $<
+       @touch $(patsubst %.hsc,%_hsc.c,$<)
+endif
 
 #-----------------------------------------------------------------------------
 # Lx Suffix Rules
@@ -128,8 +134,8 @@ endif # BootingViaC
 
 .PRECIOUS: %.gc
 
-%.hs : %.gc
-       $(GREENCARD) $(GC_OPTS) $< -o $@
+%.hs %_stub_ffi.c %_stub_ffi.h : %.gc
+       $(GREENCARD) $(GC_OPTS) $<
 
 %.lhs : %.gc
        $(GREENCARD) $(GC_OPTS) $< -o $@
@@ -140,33 +146,58 @@ endif # BootingViaC
 #-----------------------------------------------------------------------------
 # C-related suffix rules
 
-%.$(way_)o : %.$(way_)s
+ifeq "$(UseGhcForCc)" "YES"
+
+$(odir_)%.$(way_)o : %.c
        @$(RM) $@
-       $(AS) $(AS_OPTS) -o $@ $< || ( $(RM) $@ && exit 1 )
+       $(HC) $(GHC_CC_OPTS) -c $< -o $@
 
-%.$(way_)o : %.c
+$(odir_)%.$(way_)o : %.$(way_)s
        @$(RM) $@
-       $(CC) $(CC_OPTS) -c $< -o $@
+       $(HC) $(GHC_CC_OPTS) -c $< -o $@
 
-%.$(way_)o : %.S
+$(odir_)%.$(way_)o : %.S
+       @$(RM) $@
+       $(HC) $(GHC_CC_OPTS) -c $< -o $@
+
+$(odir_)%.$(way_)s : %.c
+       @$(RM) $@
+       $(HC) $(GHC_CC_OPTS) -S $< -o $@
+
+else
+
+$(odir_)%.$(way_)o : %.c
        @$(RM) $@
        $(CC) $(CC_OPTS) -c $< -o $@
 
-#%.$(way_)s : %.c
-#      @$(RM) $@
-#      $(CC) $(CC_OPTS) -S $< -o $@
+$(odir_)%.$(way_)o : %.$(way_)s
+       @$(RM) $@
+       $(AS) $(AS_OPTS) -o $@ $<
 
-%.c : %.flex
+$(odir_)%.$(way_)o : %.S
        @$(RM) $@
-       $(FLEX) -t $(FLEX_OPTS) $< > $@ || ( $(RM) $@ && exit 1 )
-%.c : %.lex
+       $(CC) $(CC_OPTS) -c $< -o $@
+
+$(odir_)%.$(way_)s : %.c
        @$(RM) $@
-       $(FLEX) -t $(FLEX_OPTS) $< > $@ || ( $(RM) $@ && exit 1 )
+       $(CC) $(CC_OPTS) -S $< -o $@
+
+endif
 
 # stubs are automatically generated and compiled by GHC
 %_stub.$(way_)o: %.o
        @:
 
+# -----------------------------------------------------------------------------
+# Flex/lex
+
+%.c : %.flex
+       @$(RM) $@
+       $(FLEX) -t $(FLEX_OPTS) $< > $@
+%.c : %.lex
+       @$(RM) $@
+       $(FLEX) -t $(FLEX_OPTS) $< > $@
+
 #-----------------------------------------------------------------------------
 # Yacc stuff
 
@@ -225,6 +256,8 @@ endif # BootingViaC
 #      $(JADE) -t sgml -V html-index -d $(SGMLSTYLESHEET) -c $(DOCBOOK_CATALOG) $<
 #      $(PERL) $(COLLATEINDEX) -N -o index.sgml
        $(SGML2HTML) $(SGML2HTML_OPTS) $<
+# touch the .html file so that it is seen to be built
+       @touch $@
 
 %.html : %.tex
        @$(RM) $@
@@ -237,6 +270,10 @@ endif # BootingViaC
        @$(RM) $@
        $(SGML2RTF) $(SGML2RTF_OPTS) $<
 
+%.pdf : %.sgml
+       @$(RM) $@
+       $(SGML2PDF) $(SGML2PDF_OPTS) $<
+
 #-----------------------------------------------------------------------------
 # Literate suffix rules
 
@@ -264,3 +301,10 @@ endif # BootingViaC
 %.$(way_)o : %.$(way_)rc
        @$(RM) $@
        windres $< $@
+
+#-----------------------------------------------------------------------------
+# Preprocessor suffix rule
+
+% : %.pp
+       @$(RM) $@
+       $(CPP) $(RAWCPP_FLAGS) $(CPP_OPTS) -x c $< | $(SED) -e '/^#/d' > $@