30 lines
586 B
Bash
30 lines
586 B
Bash
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#!/bin/bash
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# source files
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src=$1
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# generate image
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dst=$2
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err_handler() {
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ret=$?
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[ "$ret" -eq 0 ] && return
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msg_error "Running ${FUNCNAME[1]} failed!"
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msg_error "exit code $ret from line ${BASH_LINENO[0]}:"
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msg_info " $BASH_COMMAND"
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exit $ret
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}
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trap 'err_handler' ERR
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if [ -z "$dst" -o ! -d "$src" ]; then
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echo "command format: $(basename $0) <source> <dest image>"
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exit 0
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fi
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if ! which cpio; then
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echo "$(basename $0) NOT found cpio"
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echo "$(basename $0) Please install cpio firstly !!!"
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fi
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# package rootfs in cpio
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(cd $src; find . | cpio --quiet -o -H newc > $dst)
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