1 files changed, 53 insertions, 33 deletions

diff --git a/msdos/Makefile.bor b/msdos/Makefile.bor
index 2116563..f5651b4 100644
--- a/msdos/Makefile.bor
+++ b/msdos/Makefile.bor
@@ -2,24 +2,40 @@
 # Borland C++   ************ UNTESTED ***********
 
 # To use, do "make -fmakefile.bor"
-# To compile in small model, set below: MODEL=-ms
+# To compile in small model, set below: MODEL=s
 
 # WARNING: the small model is supported but only for small values of
 # MAX_WBITS and MAX_MEM_LEVEL. For example:
 #    -DMAX_WBITS=11 -DDEF_WBITS=11 -DMAX_MEM_LEVEL=3
 # If you wish to reduce the memory requirements (default 256K for big
-# objects plus a few K), you can add to CFLAGS below: 
+# objects plus a few K), you can add to the LOC macro below:
 #   -DMAX_MEM_LEVEL=7 -DMAX_WBITS=14
 # See zconf.h for details about the memory requirements.
 
 # ------------- Turbo C++, Borland C++ -------------
-MODEL=-ml
-CFLAGS=-O2 -Z $(MODEL)
+
+#    Optional nonstandard preprocessor flags (e.g. -DMAX_MEM_LEVEL=7)
+#    should be added to the environment via "set LOCAL_ZLIB=-DFOO" or added
+#    to the declaration of LOC here:
+LOC = $(LOCAL_ZLIB)
+
+# Type for CPU required: 0: 8086, 1: 80186, 2: 80286, 3: 80386, etc.
+CPU_TYP = 0
+
+# Memory model: one of s, m, c, l (small, medium, compact, large)
+MODEL=l
+
 CC=bcc
-LD=bcc
-LIB=tlib
 #   replace bcc with tcc for Turbo C++ 1.0, with bcc32 for the 32 bit version
-LDFLAGS=$(MODEL)
+LD=$(CC)
+AR=tlib
+
+# compiler flags
+CFLAGS=-O2 -Z -m$(MODEL) $(LOC)
+#   replace "-O2" by "-O -G -a -d" for Turbo C++ 1.0
+
+LDFLAGS=-m$(MODEL)
+
 O=.obj
 
 # variables
@@ -32,69 +48,73 @@ OBJ2 = zutil$(O) inflate$(O) infblock$(O) inftrees$(O) infcodes$(O) \
 OBJP2 = zutil$(O)+inflate$(O)+infblock$(O)+inftrees$(O)+infcodes$(O)+\
   infutil$(O)+inffast$(O)
 
+ZLIB_H = zlib.h zconf.h
+ZUTIL_H = zutil.h $(ZLIB_H)
+
+ZLIB_LIB = zlib_$(MODEL).lib
+
 all: test
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
+# individual dependencies and action rules:
+adler32.obj: adler32.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-compress.obj: compress.c zlib.h zconf.h
+compress.obj: compress.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
+crc32.obj: crc32.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
+deflate.obj: deflate.c deflate.h $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-gzio.obj: gzio.c zutil.h zlib.h zconf.h
+gzio.obj: gzio.c $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-infblock.obj: infblock.c zutil.h zlib.h zconf.h infblock.h inftrees.h\
-   infcodes.h infutil.h
+infblock.obj: infblock.c $(ZUTIL_H) infblock.h inftrees.h infcodes.h infutil.h
         $(CC) -c $(CFLAGS) $*.c
 
-infcodes.obj: infcodes.c zutil.h zlib.h zconf.h inftrees.h infutil.h\
-   infcodes.h inffast.h
+infcodes.obj: infcodes.c $(ZUTIL_H) inftrees.h infutil.h infcodes.h inffast.h
         $(CC) -c $(CFLAGS) $*.c
 
-inflate.obj: inflate.c zutil.h zlib.h zconf.h infblock.h
+inflate.obj: inflate.c $(ZUTIL_H) infblock.h
         $(CC) -c $(CFLAGS) $*.c
 
-inftrees.obj: inftrees.c zutil.h zlib.h zconf.h inftrees.h
+inftrees.obj: inftrees.c $(ZUTIL_H) inftrees.h
         $(CC) -c $(CFLAGS) $*.c
 
-infutil.obj: infutil.c zutil.h zlib.h zconf.h inftrees.h infutil.h
+infutil.obj: infutil.c $(ZUTIL_H) inftrees.h infutil.h
         $(CC) -c $(CFLAGS) $*.c
 
-inffast.obj: inffast.c zutil.h zlib.h zconf.h inftrees.h infutil.h inffast.h
+inffast.obj: inffast.c $(ZUTIL_H) inftrees.h infutil.h inffast.h
         $(CC) -c $(CFLAGS) $*.c
 
-trees.obj: trees.c deflate.h zutil.h zlib.h zconf.h
+trees.obj: trees.c deflate.h $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-uncompr.obj: uncompr.c zlib.h zconf.h
+uncompr.obj: uncompr.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-zutil.obj: zutil.c zutil.h zlib.h zconf.h
+zutil.obj: zutil.c $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-example.obj: example.c zlib.h zconf.h
+example.obj: example.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-minigzip.obj: minigzip.c zlib.h zconf.h
+minigzip.obj: minigzip.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
 # we must cut the command line to fit in the MS/DOS 128 byte limit:
-zlib.lib: $(OBJ1) $(OBJ2)
-        del zlib.lib
-        $(LIB) zlib +$(OBJP1)
-        $(LIB) zlib +$(OBJP2)
+$(ZLIB_LIB): $(OBJ1) $(OBJ2)
+        del $(ZLIB_LIB)
+        $(AR) $(ZLIB_LIB) +$(OBJP1)
+        $(AR) $(ZLIB_LIB) +$(OBJP2)
 
-example.exe: example.obj zlib.lib
-        $(LD) $(LDFLAGS) example.obj zlib.lib
+example.exe: example.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) example.obj $(ZLIB_LIB)
 
-minigzip.exe: minigzip.obj zlib.lib
-        $(LD) $(LDFLAGS) minigzip.obj zlib.lib
+minigzip.exe: minigzip.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) minigzip.obj $(ZLIB_LIB)
 
 test: example.exe minigzip.exe
         example