1 # SPDX-License-Identifier: GPL-2.0-only
3 # Copyright (C) 2006-2010 OpenWrt.org
5 include $(TOPDIR
)/rules.mk
6 include $(INCLUDE_DIR
)/image.mk
9 cp
$(LINUX_DIR
)/linux
$(KDIR
)/vmlinux.elf
12 define Image
/Build
/squashfs
13 dd if
=/dev
/zero of
=$(KDIR
)/root.squashfs bs
=1024k count
=0 seek
=$(CONFIG_TARGET_ROOTFS_PARTSIZE
)
17 $(call Image
/Build
/$(1))
18 cp
$(KDIR
)/root.
$(1) $(BIN_DIR
)/$(IMG_PREFIX
)-$(1).img
19 cp
$(KDIR
)/vmlinux.elf
$(BIN_DIR
)/$(IMG_PREFIX
)-vmlinux
22 $(eval
$(call BuildImage
))
24 # UML requires linking against several glibc static libraries: libutil, librt
25 # and libpthread, check that here. We do not check against libpthread
26 # specifically because getting something to build that references a libpthread
27 # symbol is pretty involved and Linux distributions package these 3 libraries
28 # in the same package.
30 $(eval
$(call TestHostCommand
,glibc-static
, \
31 Please
install a static glibc package.
(Missing libutil.a
, librt.a or libpthread.a
), \
32 echo
'int main(int argc, char **argv) { login(0); timer_gettime(0, 0); return 0; }' | \
33 gcc
-include utmp.h
-x c
-o
$(TMP_DIR
)/a.out
- -static
-lutil
-lrt
))