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36 lines
1.2 KiB
Makefile
36 lines
1.2 KiB
Makefile
#
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# Copyright (C) 2006-2010 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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include $(INCLUDE_DIR)/image.mk
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define Image/Prepare
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cp $(LINUX_DIR)/linux $(KDIR)/vmlinux.elf
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endef
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define Image/Build/squashfs
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dd if=/dev/zero of=$(KDIR)/root.squashfs bs=1024k count=0 seek=$(CONFIG_TARGET_ROOTFS_PARTSIZE)
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endef
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define Image/Build
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$(call Image/Build/$(1))
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cp $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-$(1).img
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cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux
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endef
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$(eval $(call BuildImage))
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# UML requires linking against several glibc static libraries: libutil, librt
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# and libpthread, check that here. We do not check against libpthread
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# specifically because getting something to build that references a libpthread
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# symbol is pretty involved and Linux distributions package these 3 libraries
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# in the same package.
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$(eval $(call TestHostCommand,glibc-static, \
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Please install a static glibc package. (Missing libutil.a, librt.a or libpthread.a), \
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echo 'int main(int argc, char **argv) { login(0); timer_gettime(0, 0); return 0; }' | \
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gcc -include utmp.h -x c -o $(TMP_DIR)/a.out - -static -lutil -lrt))
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