lkl: make a usage of sed portable across bsd and linux

Signed-off-by: Hajime Tazaki <thehajime@gmail.com>
Mic92 · Jan 17, 2018 · bda5257 · bda5257
1 parent bbd1206
commit bda5257
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/arch/lkl/Makefile b/arch/lkl/Makefile
@@ -36,7 +36,8 @@ lkl.o: vmlinux
 
 arch/lkl/include/generated/uapi/asm/syscall_defs.h: vmlinux
 	$(OBJCOPY) -j .syscall_defs -O binary --set-section-flags .syscall_defs=alloc $< $@
-	sed -i 's/\x0//g' $@
+	$(Q) export tmpfile=$(shell mktemp); \
+	sed 's/\x0//g' $@ > $$tmpfile; mv $$tmpfile $@ ; rm -f $$tmpfile
 
 install: lkl.o __headers arch/lkl/include/generated/uapi/asm/syscall_defs.h
 	@echo "  INSTALL	$(INSTALL_PATH)/lib/lkl.o"