42 lines
844 B
Bash
Executable File
42 lines
844 B
Bash
Executable File
#!/bin/bash
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set -e
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function generate_rootfs()
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{
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if [ -d rootfs ] ; then
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(cd rootfs; find . | fakeroot cpio -o -Hnewc | gzip > ../"$1")
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else
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echo "rootfs not exist"
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exit 1
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fi
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}
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function extract_rootfs()
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{
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if [ -f "$1" ] ; then
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rm -rf rootfs && mkdir rootfs
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gzip -dc $1 | (cd rootfs; fakeroot cpio -i)
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else
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echo "$1 not exist"
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exit 1
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fi
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}
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if [ $# -ne 2 ]; then
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echo -e "please input correct parameters"
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echo -e "\t[build.sh -e rootf.cpio.gz] Extract the rootfs template to rootfs folder"
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echo -e "\tthen make some changes in the rootfs folder"
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echo -e "\t[build.sh -c rootf.cpio.gz] Generate the rootfs from the rootfs folder"
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exit 1
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fi
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if [ "$1" = "-e" ] ; then
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extract_rootfs $2
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elif [ "$1" = "-c" ] ; then
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generate_rootfs $2
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else
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echo "Argument is invalid!!!"
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exit 1
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fi
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