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-rw-r--r--mbr/Makefile17
1 files changed, 7 insertions, 10 deletions
diff --git a/mbr/Makefile b/mbr/Makefile
index d479265c..6ae63719 100644
--- a/mbr/Makefile
+++ b/mbr/Makefile
@@ -14,19 +14,16 @@
# Makefile for MBR
#
-TMPFILE = $(shell mktemp /tmp/gcc_ok.XXXXXX)
+topdir = ..
+include $(topdir)/MCONFIG
-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)
+GCCOPT := $(call gcc_ok,-m32,) \
+ $(call gcc_ok,-ffreestanding,) \
+ $(call gcc_ok,-fno-stack-protector) \
+ -march=i386 -Os
-M32 := $(call gcc_ok,-m32,) $(call gcc_ok,-ffreestanding,) $(call gcc_ok,-fno-stack-protector)
-
-CC = gcc
-LD = ld
LDFLAGS = -m elf_i386
-SFLAGS = $(M32) -march=i386
-OBJCOPY = objcopy
-PERL = perl
+SFLAGS = $(GCCOPT)
.SUFFIXES: .S .s .o .elf