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# Makefile for Watcom C/C++ 10.5, 10.6, 11.0 on NT, OS2 and DOS4GW.
# May work with Watcom 10.0.

# Uncoment one of the lines below for cross compilation.
SYSTEM=MSWIN32
#SYSTEM=DOS4GW
#SYSTEM=OS2

# The collector can be built either as dynamic or as static library.
# Select the library type you need.
#MAKE_AS_DLL=1
MAKE_AS_LIB=1

# Select calling conventions.
# Possible choices are r and s.
CALLING=s

# Select target CPU.
# Possible choices are 3, 4, 5, and 6.
# The last choice available only since version 11.0.
CPU=5

# Set optimization options.
# Watcom before 11.0 does not support option "-oh".
OPTIM=-oneatx -s
#OPTIM=-ohneatx -s

DEFS=-DALL_INTERIOR_POINTERS #-DSMALL_CONFIG #-DGC_DEBUG


#####

!ifndef SYSTEM
!ifdef __MSDOS__
SYSTEM=DOS4GW
!else ifdef __NT__
SYSTEM=MSWIN32
!else ifdef __OS2__
SYSTEM=OS2
!else
SYSTEM=Unknown
!endif
!endif

!define $(SYSTEM)

!ifdef DOS4GW
SYSFLAG=-DDOS4GW -bt=dos
!else ifdef MSWIN32
SYSFLAG=-DMSWIN32 -bt=nt
!else ifdef OS2
SYSFLAG=-DOS2 -bt=os2
!else
!error undefined or unsupported target platform: $(SYSTEM)
!endif
!ifdef MAKE_AS_DLL
DLLFLAG=-bd -DGC_DLL
TEST_DLLFLAG=-DGC_DLL
!else ifdef MAKE_AS_LIB
DLLFLAG=
TEST_DLLFLAG=
!else
!error Either MAKE_AS_LIB or MAKE_AS_DLL should be defined
!endif

CC=wcc386
CXX=wpp386

# -DUSE_GENERIC is required !
CFLAGS=-$(CPU)$(CALLING) $(OPTIM) -zp4 -zc $(SYSFLAG) $(DLLFLAG) -DUSE_GENERIC $(DEFS)
CXXFLAGS= $(CFLAGS)
TEST_CFLAGS=-$(CPU)$(CALLING) $(OPTIM) -zp4 -zc $(SYSFLAG) $(TEST_DLLFLAG) $(DEFS)
TEST_CXXFLAGS= $(TEST_CFLAGS)

OBJS= alloc.obj reclaim.obj allchblk.obj misc.obj &
      mach_dep.obj os_dep.obj mark_rts.obj headers.obj mark.obj &
      obj_map.obj blacklst.obj finalize.obj new_hblk.obj &
      dbg_mlc.obj malloc.obj stubborn.obj dyn_load.obj &
      typd_mlc.obj ptr_chck.obj mallocx.obj fnlz_mlc.obj

all: gc.lib gctest.exe test_cpp.exe

!ifdef MAKE_AS_DLL

gc.lib: gc.dll gc_cpp.obj
        *wlib -b -c -n -p=512 $@ +gc.dll +gc_cpp.obj

gc.dll: $(OBJS) .AUTODEPEND
        @%create $*.lnk
!ifdef DOS4GW
        @%append $*.lnk sys os2v2_dll
!else ifdef MSWIN32
        @%append $*.lnk sys nt_dll
!else ifdef OS2
        @%append $*.lnk sys os2v2_dll
!endif
        @%append $*.lnk name $*
        @for %i in ($(OBJS)) do @%append $*.lnk file '%i'
!ifeq CALLING s
      @%append $*.lnk export GC_is_marked
      @%append $*.lnk export GC_incr_bytes_allocd
      @%append $*.lnk export GC_incr_bytes_freed
      @%append $*.lnk export GC_generic_malloc_words_small
!else
      @%append $*.lnk export GC_is_marked_
      @%append $*.lnk export GC_incr_bytes_allocd_
      @%append $*.lnk export GC_incr_bytes_freed_
      @%append $*.lnk export GC_generic_malloc_words_small_
!endif
        *wlink @$*.lnk
!else
gc.lib: $(OBJS) gc_cpp.obj
        @%create $*.lb1
        @for %i in ($(OBJS)) do @%append $*.lb1 +'%i'
      @%append $*.lb1 +'gc_cpp.obj'
        *wlib -b -c -n -p=512 $@ @$*.lb1

!endif


gctest.exe: test.obj gc.lib
        %create $*.lnk
!ifdef DOS4GW
        @%append $*.lnk sys dos4g
!else ifdef MSWIN32
        @%append $*.lnk sys nt
!else ifdef OS2
        @%append $*.lnk sys os2v2
!endif
        @%append $*.lnk op case
        @%append $*.lnk op stack=256K
        @%append $*.lnk name $*
        @%append $*.lnk file test.obj
        @%append $*.lnk library gc.lib
!ifdef MAKE_AS_DLL
!ifeq CALLING s
      @%append $*.lnk import GC_is_marked gc
!else
      @%append $*.lnk import GC_is_marked_ gc
!endif
!endif
        *wlink @$*.lnk
test_cpp.exe: test_cpp.obj gc.lib
        %create $*.lnk
!ifdef DOS4GW
        @%append $*.lnk sys dos4g
!else ifdef MSWIN32
        @%append $*.lnk sys nt
!else ifdef OS2
        @%append $*.lnk sys os2v2
!endif
        @%append $*.lnk op case
        @%append $*.lnk op stack=256K
        @%append $*.lnk name $*
        @%append $*.lnk file test_cpp.obj
        @%append $*.lnk library gc.lib
!ifdef MAKE_AS_DLL
!ifeq CALLING s
      @%append $*.lnk import GC_incr_bytes_allocd gc
      @%append $*.lnk import GC_incr_bytes_freed gc
      @%append $*.lnk import GC_generic_malloc_words_small gc
!else
      @%append $*.lnk import GC_incr_bytes_allocd_ gc
      @%append $*.lnk import GC_incr_bytes_freed_ gc
      @%append $*.lnk import GC_generic_malloc_words_small_ gc
!endif
!endif
        *wlink @$*.lnk

gc_cpp.obj: gc_cpp.cc .AUTODEPEND
        $(CXX) $(TEST_CXXFLAGS) -iinclude $*.cc
test.obj: tests\test.c .AUTODEPEND
        $(CC) $(TEST_CFLAGS) $*.c
test_cpp.obj: tests\test_cpp.cc .AUTODEPEND
        $(CXX) $(TEST_CXXFLAGS) -iinclude $*.cc


.c.obj: .AUTODEPEND
        $(CC) $(CFLAGS) $*.c

.cc.obj: .AUTODEPEND
        $(CXX) $(CXXFLAGS) $*.cc

clean : .SYMBOLIC
    @if exist *.obj del *.obj
    @if exist *.map del *.map
    @if exist *.lnk del *.lnk
    @if exist *.lb1 del *.lb1
    @if exist *.sym del *.sym
    @if exist *.err del *.err
    @if exist *.tmp del *.tmp
    @if exist *.lst del *.lst
    @if exist *.exe del *.exe
    @if exist *.log del *.log
    @if exist *.lib del *.lib
    @if exist *.dll del *.dll
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