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-rw-r--r--dos/Makefile55
1 files changed, 33 insertions, 22 deletions
diff --git a/dos/Makefile b/dos/Makefile
index 29c1137b..028e8330 100644
--- a/dos/Makefile
+++ b/dos/Makefile
@@ -1,27 +1,38 @@
-TMPFILE = $(shell mktemp /tmp/gcc_ok.XXXXXX)
+## -----------------------------------------------------------------------
+##
+## Copyright 2001-2008 H. Peter Anvin - All Rights Reserved
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation, Inc., 53 Temple Place Ste 330,
+## Boston MA 02111-1307, USA; either version 2 of the License, or
+## (at your option) any later version; incorporated herein by reference.
+##
+## -----------------------------------------------------------------------
+
+##
+## MS-DOS FAT installer
+##
+
+topdir = ..
+include $(topdir)/MCONFIG
+
+GCCOPT := $(call gcc_ok,-m32,) \
+ $(call gcc_ok,-ffreestanding,) \
+ $(call gcc_ok,-fno-stack-protector,) \
+ $(call gcc_ok,-falign-functions=0,-malign-functions=0) \
+ $(call gcc_ok,-falign-jumps=0,-malign-jumps=0) \
+ $(call gcc_ok,-falign-loops=0,-malign-loops=0) \
+ -march=i386 -Os -fomit-frame-pointer -mregparm=3 -DREGPARM=3 \
+ -msoft-float
+
+LIBGCC := $(shell $(CC) $(GCCOPT) --print-libgcc)
-CC = gcc
-
-gcc_ok = $(shell tmpf=$(TMPFILE); if $(CC) $(1) -c -x c /dev/null -o $$tmpf 2>/dev/null; \
- then echo $(1); else echo $(2); fi; rm -f $$tmpf)
-
-M32 := $(call gcc_ok,-m32,) $(call gcc_ok,-ffreestanding,) \
- $(call gcc_ok,-fno-stack-protector,) \
- $(call gcc_ok,-fno-top-level-reorder,$(call gcc_ok,-fno-unit-at-a-time))
-
-NASM = nasm
-NASMOPT = -O9999
-
-LD = ld
LDFLAGS = -m elf_i386 -T com16.ld
-OBJCOPY = objcopy
-OPTFLAGS = -g -Os -march=i386 -falign-functions=0 -falign-jumps=0 -falign-loops=0 -fomit-frame-pointer
+OPTFLAGS = -g
INCLUDES = -include code16.h -nostdinc -iwithprefix include \
-I. -I.. -I../libfat -I ../libinstaller
-CFLAGS = $(M32) -mregparm=3 -DREGPARM=3 -W -Wall -msoft-float $(OPTFLAGS) $(INCLUDES)
-AR = ar
-RANLIB = ranlib
-LIBGCC := $(shell $(CC) --print-libgcc)
+CFLAGS = $(GCCOPT) -W -Wall -msoft-float $(OPTFLAGS) $(INCLUDES)
SRCS = syslinux.c \
../libinstaller/syslxmod.c \
@@ -42,7 +53,7 @@ TARGETS = syslinux.com copybs.com
all: $(TARGETS)
tidy dist:
- -rm -f *.o *.i *.s *.a .*.d *.elf *.lst
+ -rm -f *.o *.i *.s *.a .*.d *.tmp *.elf *.lst
clean: tidy
@@ -75,4 +86,4 @@ syslinux.com: syslinux.elf
%.com: %.asm
$(NASM) $(NASMOPT) -f bin -o $@ -l $*.lst $<
--include .*.d
+-include .*.d *.tmp