116 lines
2.6 KiB
Bash
Executable File
116 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (c) 2017 Jonas 'Sortie' Termansen.
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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# tix-iso-add
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# Add directory to iso filesystem.
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set -e
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directory=
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input=
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operand=1
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output=
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dashdash=
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previous_option=
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for argument do
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if test -n "$previous_option"; then
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eval $previous_option=\$argument
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previous_option=
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continue
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fi
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case $argument in
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*=?*) parameter=$(expr "X$argument" : '[^=]*=\(.*\)' || true) ;;
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*=) parameter= ;;
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*) parameter=yes ;;
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esac
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case $dashdash$argument in
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--) dashdash=yes ;;
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-o) previous_option=output ;;
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--output=*) output=$parameter ;;
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--output) previous_option=output ;;
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-*) echo "$0: unrecognized option $argument" >&2
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exit 1 ;;
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*)
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if [ $operand = 1 ]; then
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input="$argument"
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operand=2
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elif [ $operand = 2 ]; then
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directory="$argument"
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operand=3
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else
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echo "$0: unexpected extra operand $argument" >&2
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exit 1
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fi
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;;
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esac
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done
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if test -n "$previous_option"; then
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echo "$0: option '$argument' requires an argument" >&2
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exit 1
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fi
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if test -z "$input"; then
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echo "$0: No input file was specified" >&2
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exit 1
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fi
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if test -z "$output"; then
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output="$input"
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fi
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tmpdir=
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tmpdest=
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cleanup() {
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if [ -n "$tmpdir" ]; then rm -rf "$tmpdir"; fi
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if [ -n "$tmpdest" ]; then rm -rf "$tmpdest"; fi
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}
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trap cleanup EXIT HUP INT QUIT TERM
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if [ -z "$directory" ]; then
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tmpdir=$(mktemp -d)
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directory=$tmpdir
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fi
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# Use different -indev and -outdev as just xorriso -dev doesn't rewrite the .iso
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# in the same manner.
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if [ "$input" = "$output" ]; then
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tmpdest=$(mktemp -d)
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dest=$tmpdest/iso
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else
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dest=$output
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rm -f -- "$dest"
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fi
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xorriso \
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-indev "$input" \
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-outdev "$dest" \
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-boot_image grub keep \
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-pathspecs on \
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-add \
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="$directory"
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# xorriso doesn't write out the destination file if the directory is empty.
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if [ ! -e "$dest" ]; then
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cp -- "$input" "$dest"
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fi
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if [ "$dest" != "$output" ]; then
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cp -- "$dest" "$output"
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fi
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