Files
nethack/sys/unix/hints/include/cross-pre.2020
nhmall 14b532bf10 add cross-compile recipe for msdos
- If you want to obtain the djgpp cross-compiler and tools/libs for MSDOS,
which is available for linux and macOS, you can use the following script
to obtain it:

       sh sys/msdos/fetch-cross-compiler.sh

That script won't install anything, it is just file fetches. It will
store the cross-compiler in subfolders of lib and the hints files are
configured to find it appropriately there.

Note: Both the fetch and the msdos cross-compile package target require
unzip and zip to be available on your host build system.

Cross-compiler bits:
       https://github.com/andrewwutw/build-djgpp
   and the pre-built binary for your platform from:
       https://github.com/andrewwutw/build-djgpp/releases/download/v3.0/
   and a DOS-extender (for including in msdos packaging) from
       http://sandmann.dotster.com/cwsdpmi/csdpmi7b.zip
   and pdcurses from:
       https://github.com/wmcbrine/PDCurses.git

The MSDOS cross-compile can then be carried out by specifying
CROSS_TO_MSDOS=1 on the make command line.

For example:
       make CROSS_TO_MSDOS=1 all
       make CROSS_TO_MSDOS=1 package

You can explicitly include tty and curses support if desired, otherwise
you'll end up with a tty-only cross-compile build:
       make WANT_WIN_TTY=1 WANT_WIN_CURSES=1 CROSS_TO_MSDOS=1 all

Also note that building the msdos targets using the make command
above, does not preclude you from building local linux or macOS
targets as well. Just drop the CROSS_TO_MSDOS=1 from the make
command line.

The cross-compiler hints additions are enclosed inside ifdef sections
and won't interfere with the non-cross-compile build in that case.
2020-09-28 16:28:15 -04:00

188 lines
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#===============-=================================================
# NetHack 3.7 include/cross-pre $NHDT-Date: 1597332785 2020/08/13 15:33:05 $ $NHDT-Branch: NetHack-3.7 $
#
# Cross-compiling -PRE section
#
ifdef CROSS_TO_MSDOS
BUILD_LUA=1
BUILD_PDCURSES=1
override TARGET = msdos
override TARGETDIR = ../targets/$(TARGET)
override TARGET_LIBS=
endif
ifdef BUILD_LUA
#===============-=================================================
# LUA library
# Source from http://www.lua.org/ftp/lua-5.4.0.tar.gz
#=================================================================
LUA_VERSION ?=5.4.0
LUATOP ?= ../lib/lua-$(LUA_VERSION)
LUASRCDIR ?= $(LUATOP)/src
LUAOBJFILES1 = $(TARGETDIR)/lapi.o $(TARGETDIR)/lauxlib.o \
$(TARGETDIR)/lbaselib.o $(TARGETDIR)/lcode.o \
$(TARGETDIR)/lcorolib.o $(TARGETDIR)/lctype.o \
$(TARGETDIR)/ldblib.o
ifeq "$(LUA_VERSION)" "5.3.5"
LUAOBJFILES1 += $(TARGETDIR)/lbitlib.o
endif
LUAOBJFILES2 = $(TARGETDIR)/ldebug.o $(TARGETDIR)/ldo.o $(TARGETDIR)/ldump.o \
$(TARGETDIR)/lfunc.o $(TARGETDIR)/lgc.o $(TARGETDIR)/linit.o \
$(TARGETDIR)/liolib.o $(TARGETDIR)/llex.o
LUAOBJFILES3 = $(TARGETDIR)/lmathlib.o $(TARGETDIR)/lmem.o \
$(TARGETDIR)/loadlib.o $(TARGETDIR)/lobject.o \
$(TARGETDIR)/lopcodes.o $(TARGETDIR)/loslib.o \
$(TARGETDIR)/lparser.o $(TARGETDIR)/lstate.o
LUAOBJFILES4 = $(TARGETDIR)/lstring.o $(TARGETDIR)/lstrlib.o \
$(TARGETDIR)/ltable.o $(TARGETDIR)/ltablib.o \
$(TARGETDIR)/ltm.o $(TARGETDIR)/lundump.o \
$(TARGETDIR)/lutf8lib.o $(TARGETDIR)/lvm.o $(TARGETDIR)/lzio.o
LUALIBOBJS = $(LUAOBJFILES1) $(LUAOBJFILES2) $(LUAOBJFILES3) $(LUAOBJFILES4)
LUACROSSLIB = $(TARGETDIR)/$(O)lua$(subst .,,$(LUA_VERSION)).a
LUAINCL = -I$(LUASRCDIR)
BUILDMORE += $(LUACROSSLIB)
override TARGET_LIBS += $(LUACROSSLIB) -lm
else
LUAINCL=
endif # BUILD_LUA
ifdef BUILD_PDCURSES
#===============-=================================================
# PD Curses library
#===============-=================================================
ifdef WANT_WIN_CURSES
PDCTOP = ../lib/pdcurses
PDCURSESDEF= -I../lib/pdcurses -I../lib/pdcurses/dos \
-D"CURSES_GRAPHICS" -D"CURSES_BRIEF_INCLUDE"
PDCLIBOBJ1= $(TARGETDIR)/addch.o $(TARGETDIR)/addchstr.o \
$(TARGETDIR)/addstr.o $(TARGETDIR)/attr.o \
$(TARGETDIR)/beep.o $(TARGETDIR)/bkgd.o \
$(TARGETDIR)/border.o $(TARGETDIR)/clear.o \
$(TARGETDIR)/color.o $(TARGETDIR)/delch.o \
$(TARGETDIR)/deleteln.o $(TARGETDIR)/getch.o \
$(TARGETDIR)/getstr.o $(TARGETDIR)/getyx.o \
$(TARGETDIR)/inch.o
PDCLIBOBJ2= $(TARGETDIR)/inchstr.o $(TARGETDIR)/initscr.o \
$(TARGETDIR)/inopts.o $(TARGETDIR)/insch.o \
$(TARGETDIR)/insstr.o $(TARGETDIR)/instr.o \
$(TARGETDIR)/kernel.o $(TARGETDIR)/keyname.o \
$(TARGETDIR)/mouse.o $(TARGETDIR)/move.o \
$(TARGETDIR)/outopts.o $(TARGETDIR)/overlay.o
PDCLIBOBJ3= $(TARGETDIR)/pad.o $(TARGETDIR)/panel.o $(TARGETDIR)/printw.o \
$(TARGETDIR)/refresh.o $(TARGETDIR)/scanw.o \
$(TARGETDIR)/scr_dump.o $(TARGETDIR)/scroll.o \
$(TARGETDIR)/slk.o $(TARGETDIR)/termattr.o
PDCLIBOBJ4= $(TARGETDIR)/touch.o $(TARGETDIR)/util.o $(TARGETDIR)/window.o \
$(TARGETDIR)/debug.o
PDCLIBOBJS = $(PDCLIBOBJ1) $(PDCLIBOBJ2) $(PDCLIBOBJ3) $(PDCLIBOBJ4)
PDCLIB = $(TARGETDIR)/pdclib.a
PDCINCL = -I$(PDCTOP) -I$(PDCTOP)/pdcurses
PDCOBJS = $(TARGETDIR)/pdcclip.o $(TARGETDIR)/pdcdisp.o \
$(TARGETDIR)/pdcgetsc.o $(TARGETDIR)/pdckbd.o \
$(TARGETDIR)/pdcscrn.o $(TARGETDIR)/pdcsetsc.o \
$(TARGETDIR)/pdcutil.o
override TARGET_LIBS += $(PDCLIB)
ifdef CROSS_TO_MSDOS
PDCINCL += -I$(PDCTOP)/dos
endif
BUILDMORE += $(PDCLIB)
# Rules for PDCurses files
$(TARGETDIR)/%.o : $(PDCTOP)/pdcurses/%.c
$(TARGET_CC) $(PDCINCL) $(TARGET_CFLAGS) -o$@ $<
else #WANT_WIN_CURSES
PDCURSESDEF=
PDCLIBOBJS=
PDCOBJS=
PDCLIB=
PDCINCL=
endif # WANT_WIN_CURSES
endif # BUILD_PDCURSES
ifdef CROSS_TO_MSDOS
#===============-=================================================
# MSDOS cross-compile recipe
#===============-=================================================
# Uses an MSDOS djgpp cross-compiler on linux or macos.
#
# 1. You can obtain the cross-compiler for your system via:
# sys/msdos/fetch-cross.sh
# 2. Then
# make CROSS_TO_MSDOS=1 WANT_WIN_TTY=1 WANT_WIN_CURSES=1 all
#
# Source from http://www.lua.org/ftp/lua-5.4.0.tar.gz
#=================================================================
CFLAGS += -DCROSSCOMPILE -DCROSSCOMPILE_HOST
#
# Override the build tools and some obj files to
# reflect the msdos djgpp cross-compiler.
#
TOOLTOP1 = ../lib/djgpp/bin
TOOLTOP2 = ../lib/djgpp/i586-pc-msdosdjgpp/bin
override TARGET_CC = $(TOOLTOP1)/i586-pc-msdosdjgpp-gcc
override TARGET_CXX = $(TOOLTOP2)/g++
override TARGET_AR = $(TOOLTOP1)/i586-pc-msdosdjgpp-gcc-ar
override TARGET_STUBEDIT = ../lib/djgpp/i586-pc-msdosdjgpp/bin/stubedit
override TARGET_CFLAGS = -c -O -I../include -I../sys/msdos -I../win/share \
$(LUAINCL) -DDLB $(PDCURSESDEF) \
-DUSE_TILES -DCROSSCOMPILE -DCROSSCOMPILE_TARGET
override TARGET_CXXFLAGS = $(TARGET_CFLAGS)
override TARGET_LINK = $(TOOLTOP1)/i586-pc-msdosdjgpp-gcc
override TARGET_LFLAGS=
override TARGET_LIBS += -lpc
override SYSSRC = ../sys/share/pcmain.c ../sys/msdos/msdos.c \
../sys/share/pcsys.c ../sys/share/pctty.c \
../sys/share/pcunix.c ../sys/msdos/video.c \
../sys/msdos/vidtxt.c ../sys/msdos/pckeys.c \
../sys/msdos/vidvga.c ../sys/msdos/vidvesa.c \
../win/share/bmptiles.c ../win/share/giftiles.c \
../win/share/tileset.c
override SYSOBJ= $(TARGETDIR)/pcmain.o $(TARGETDIR)/msdos.o \
$(TARGETDIR)/pcsys.o $(TARGETDIR)/pctty.o \
$(TARGETDIR)/pcunix.o $(TARGETDIR)/video.o \
$(TARGETDIR)/vidtxt.o $(TARGETDIR)/pckeys.o \
$(TARGETDIR)/vidvga.o $(TARGETDIR)/vidvesa.o \
$(TARGETDIR)/bmptiles.o $(TARGETDIR)/giftiles.o \
$(TARGETDIR)/tileset.o $(TARGETDIR)/tile.o
override WINLIB=
override LUALIB=
override GAMEBIN = $(TARGETDIR)/nethack.exe
override PACKAGE= dospkg
VARDATND += nhtiles.bmp
PREGAME = mkdir -p $(TARGETDIR)
CLEANMORE += rm -r $(TARGETDIR)
BUILDMORE += $(TARGETDIR)/recover.exe
#
ifdef WANT_WIN_CURSES
# rules for pdcurses dos-specific files
$(TARGETDIR)/%.o : $(PDCTOP)/dos/%.c
$(TARGET_CC) $(PDCINCL) $(TARGET_CFLAGS) -o$@ $<
endif # WANT_WIN_CURSES
#
# Rule for files in sys/msdos
$(TARGETDIR)/%.o : ../sys/msdos/%.c
$(TARGET_CC) $(TARGET_CFLAGS) -o$@ $<
endif # CROSS_TO_MSDOS
#=================================================================
ifdef WANT_WIN_CURSES
# rules for pdcurses dos-specific files
$(TARGETDIR)/%.o : $(PDCTOP)/sdl1/%.c
$(TARGET_CC) $(PDCINCL) $(TARGET_CFLAGS) -o$@ $<
endif # WANT_WIN_CURSES
# Rule for LUA files
$(TARGETDIR)/%.o : $(LUATOP)/src/%.c
$(TARGET_CC) $(TARGET_CFLAGS) $(LUA_FLAGS) -o$@ $<
ifdef WANT_WIN_CURSES
# Rules for PDCurses files
$(TARGETDIR)/%.o : $(PDCTOP)/pdcurses/%.c
$(TARGET_CC) $(PDCINCL) $(TARGET_CFLAGS) -o$@ $<
endif # WANT_WIN_CURSES
#
# End of cross-compiling -PRE section
#===============-=================================================