# Dependencies for compiler sources that are generated at build time

# Note: can't use ?= here, not supported by older versions of GNU Make

ifeq ($(origin ADA_GEN_SUBDIR), undefined)
ADA_GEN_SUBDIR=ada
endif

ifeq ($(origin CP), undefined)
CP=cp
endif

ifeq ($(origin MKDIR), undefined)
MKDIR=mkdir -p
endif

ifeq ($(origin MOVE_IF_CHANGE), undefined)
MOVE_IF_CHANGE=mv -f
endif

.PHONY: ada_extra_files
ada_extra_files : $(ADA_GEN_SUBDIR)/treeprs.ads $(ADA_GEN_SUBDIR)/einfo.h $(ADA_GEN_SUBDIR)/sinfo.h $(ADA_GEN_SUBDIR)/nmake.adb \
	$(ADA_GEN_SUBDIR)/nmake.ads $(ADA_GEN_SUBDIR)/snames.ads $(ADA_GEN_SUBDIR)/snames.adb $(ADA_GEN_SUBDIR)/snames.h

# We delete the files before copying, below, in case they are read-only.

$(ADA_GEN_SUBDIR)/treeprs.ads : $(ADA_GEN_SUBDIR)/treeprs.adt $(ADA_GEN_SUBDIR)/sinfo.ads $(ADA_GEN_SUBDIR)/xtreeprs.adb
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/treeprs
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/treeprs/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/treeprs
	(cd $(ADA_GEN_SUBDIR)/bldtools/treeprs; gnatmake -q xtreeprs ; ./xtreeprs treeprs.ads )
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/treeprs/treeprs.ads $(ADA_GEN_SUBDIR)/treeprs.ads

$(ADA_GEN_SUBDIR)/einfo.h : $(ADA_GEN_SUBDIR)/einfo.ads $(ADA_GEN_SUBDIR)/einfo.adb $(ADA_GEN_SUBDIR)/xeinfo.adb $(ADA_GEN_SUBDIR)/ceinfo.adb
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/einfo
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/einfo/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/einfo
	(cd $(ADA_GEN_SUBDIR)/bldtools/einfo; gnatmake -q xeinfo ; ./xeinfo einfo.h )
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/einfo/einfo.h $(ADA_GEN_SUBDIR)/einfo.h

$(ADA_GEN_SUBDIR)/sinfo.h : $(ADA_GEN_SUBDIR)/sinfo.ads $(ADA_GEN_SUBDIR)/sinfo.adb $(ADA_GEN_SUBDIR)/xsinfo.adb $(ADA_GEN_SUBDIR)/csinfo.adb
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/sinfo
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/sinfo/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/sinfo
	(cd $(ADA_GEN_SUBDIR)/bldtools/sinfo; gnatmake -q xsinfo ; ./xsinfo sinfo.h )
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/sinfo/sinfo.h $(ADA_GEN_SUBDIR)/sinfo.h

$(ADA_GEN_SUBDIR)/snames.h $(ADA_GEN_SUBDIR)/snames.ads $(ADA_GEN_SUBDIR)/snames.adb : $(ADA_GEN_SUBDIR)/stamp-snames ; @true
$(ADA_GEN_SUBDIR)/stamp-snames : $(ADA_GEN_SUBDIR)/snames.ads-tmpl $(ADA_GEN_SUBDIR)/snames.adb-tmpl $(ADA_GEN_SUBDIR)/snames.h-tmpl $(ADA_GEN_SUBDIR)/xsnamest.adb $(ADA_GEN_SUBDIR)/xutil.ads $(ADA_GEN_SUBDIR)/xutil.adb
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/snamest
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/snamest/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/snamest
	(cd $(ADA_GEN_SUBDIR)/bldtools/snamest; gnatmake -q xsnamest ; ./xsnamest )
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/snamest/snames.ns $(ADA_GEN_SUBDIR)/snames.ads
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/snamest/snames.nb $(ADA_GEN_SUBDIR)/snames.adb
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/snamest/snames.nh $(ADA_GEN_SUBDIR)/snames.h
	touch $(ADA_GEN_SUBDIR)/stamp-snames

$(ADA_GEN_SUBDIR)/nmake.adb $(ADA_GEN_SUBDIR)/nmake.ads: $(ADA_GEN_SUBDIR)/stamp-nmake ; @true
$(ADA_GEN_SUBDIR)/stamp-nmake: $(ADA_GEN_SUBDIR)/sinfo.ads $(ADA_GEN_SUBDIR)/nmake.adt $(ADA_GEN_SUBDIR)/xnmake.adb $(ADA_GEN_SUBDIR)/xutil.ads $(ADA_GEN_SUBDIR)/xutil.adb
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/nmake
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/nmake/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/nmake
	(cd $(ADA_GEN_SUBDIR)/bldtools/nmake; gnatmake -q xnmake ; ./xnmake -b nmake.adb ; ./xnmake -s nmake.ads)
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/nmake/nmake.ads $(ADA_GEN_SUBDIR)/nmake.ads
	$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/nmake/nmake.adb $(ADA_GEN_SUBDIR)/nmake.adb
	touch $(ADA_GEN_SUBDIR)/stamp-nmake

# GCC_FOR_TARGET has paths relative to the gcc directory, so we need to adjust
# for running it from $(ADA_GEN_SUBDIR)/bldtools/oscons.

OSCONS_CC=$(subst ./xgcc,../../../xgcc,$(subst -B./, -B../../../,$(GCC_FOR_TARGET)))

# The main ada source directory must be on the include path for #include "..."
# because s-oscons-tmplt.c requires adaint.h, gsocket.h, and any file included
# by these headers. However note that we must use -iquote, not -I, so that
# ada/types.h does not conflict with a same-named system header (VxWorks
# has a <types.h> header).

OSCONS_SRCDIR=$${_oscons_srcdir}
OSCONS_CPP=$(OSCONS_CC) $(GNATLIBCFLAGS) -E -C \
  -DTARGET=\"$(target)\" -iquote $(OSCONS_SRCDIR) s-oscons-tmplt.c > s-oscons-tmplt.i
OSCONS_EXTRACT=$(OSCONS_CC) -iquote $(OSCONS_SRCDIR) -S s-oscons-tmplt.i

# Note: if you need to build with a non-GNU compiler, you could adapt the
# following definitions (written for VMS DEC-C)
#OSCONS_CPP=../../../$(DECC) -E /comment=as_is -DNATIVE \
#             -DTARGET='""$(target)""' -I$(OSCONS_SRCDIR) s-oscons-tmplt.c
#
#OSCONS_EXTRACT=../../../$(DECC) -DNATIVE \
#                 -DTARGET='""$(target)""' -I$(OSCONS_SRCDIR) s-oscons-tmplt.c ; \
#  ld -o s-oscons-tmplt.exe s-oscons-tmplt.obj; \
#  ./s-oscons-tmplt.exe > s-oscons-tmplt.s

# Note: the first dependency of s-oscons.ads *must* remain s-oscons-tmplt.c, as
# we use $(<D) to locate the main ada/ source directory and pass it to OSCONS_CPP
# as a -I argument.
$(ADA_GEN_SUBDIR)/s-oscons.ads : $(ADA_GEN_SUBDIR)/s-oscons-tmplt.c $(ADA_GEN_SUBDIR)/xoscons.adb $(ADA_GEN_SUBDIR)/xutil.ads $(ADA_GEN_SUBDIR)/xutil.adb
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/oscons
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/oscons/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/oscons
	_oscons_srcdir=`cd $(<D) && pwd` ; \
	(cd $(ADA_GEN_SUBDIR)/bldtools/oscons ; gnatmake -q xoscons ; \
		$(RM) s-oscons-tmplt.i s-oscons-tmplt.s ; \
		$(OSCONS_CPP) ; \
		$(OSCONS_EXTRACT) ; \
		./xoscons s-oscons ) ; \
		$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/oscons/s-oscons.ads $(ADA_GEN_SUBDIR)/s-oscons.ads ; \
		$(MOVE_IF_CHANGE) $(ADA_GEN_SUBDIR)/bldtools/oscons/s-oscons.h $(ADA_GEN_SUBDIR)/s-oscons.h

$(ADA_GEN_SUBDIR)/sdefault.adb: $(ADA_GEN_SUBDIR)/stamp-sdefault ; @true
$(ADA_GEN_SUBDIR)/stamp-sdefault : $(srcdir)/version.c Makefile
	$(ECHO) "pragma Style_Checks (Off);" >tmp-sdefault.adb
	$(ECHO) "with Osint; use Osint;" >>tmp-sdefault.adb
	$(ECHO) "package body Sdefault is" >>tmp-sdefault.adb
	$(ECHO) "   S0 : constant String := \"$(prefix)/\";" >>tmp-sdefault.adb
	$(ECHO) "   S1 : constant String := \"$(ADA_INCLUDE_DIR)/\";" >>tmp-sdefault.adb
	$(ECHO) "   S2 : constant String := \"$(ADA_RTL_OBJ_DIR)/\";" >>tmp-sdefault.adb
	$(ECHO) "   S3 : constant String := \"$(target_noncanonical)/\";" >>tmp-sdefault.adb
	$(ECHO) "   S4 : constant String := \"$(libsubdir)/\";" >>tmp-sdefault.adb
	$(ECHO) "   function Include_Dir_Default_Name return String_Ptr is" >>tmp-sdefault.adb
	$(ECHO) "   begin" >>tmp-sdefault.adb
	$(ECHO) "      return Relocate_Path (S0, S1);" >>tmp-sdefault.adb
	$(ECHO) "   end Include_Dir_Default_Name;" >>tmp-sdefault.adb
	$(ECHO) "   function Object_Dir_Default_Name return String_Ptr is" >>tmp-sdefault.adb
	$(ECHO) "   begin" >>tmp-sdefault.adb
	$(ECHO) "      return Relocate_Path (S0, S2);" >>tmp-sdefault.adb
	$(ECHO) "   end Object_Dir_Default_Name;" >>tmp-sdefault.adb
	$(ECHO) "   function Target_Name return String_Ptr is" >>tmp-sdefault.adb
	$(ECHO) "   begin" >>tmp-sdefault.adb
	$(ECHO) "      return new String'(S3);" >>tmp-sdefault.adb
	$(ECHO) "   end Target_Name;" >>tmp-sdefault.adb
	$(ECHO) "   function Search_Dir_Prefix return String_Ptr is" >>tmp-sdefault.adb
	$(ECHO) "   begin" >>tmp-sdefault.adb
	$(ECHO) "      return Relocate_Path (S0, S4);" >>tmp-sdefault.adb
	$(ECHO) "   end Search_Dir_Prefix;" >>tmp-sdefault.adb
	$(ECHO) "end Sdefault;" >> tmp-sdefault.adb
	$(MOVE_IF_CHANGE) tmp-sdefault.adb $(ADA_GEN_SUBDIR)/sdefault.adb
	touch $(ADA_GEN_SUBDIR)/stamp-sdefault

$(ADA_GEN_SUBDIR)/gnat.hlp :  $(ADA_GEN_SUBDIR)/vms_help.adb $(ADA_GEN_SUBDIR)/vms_cmds.ads $(ADA_GEN_SUBDIR)/gnat.help_in $(ADA_GEN_SUBDIR)/vms_data.ads
	-$(MKDIR) $(ADA_GEN_SUBDIR)/bldtools/gnat_hlp
	$(RM) $(addprefix $(ADA_GEN_SUBDIR)/bldtools/gnat_hlp/,$(notdir $^))
	$(CP) $^ $(ADA_GEN_SUBDIR)/bldtools/gnat_hlp
	(cd $(ADA_GEN_SUBDIR)/bldtools/gnat_hlp; \
	  gnatmake -q vms_help; \
	  ./vms_help$(build_exeext) gnat.help_in vms_data.ads ../../gnat.hlp)