25 lines
506 B
Bash
Executable File
25 lines
506 B
Bash
Executable File
#!/bin/bash
|
|
set -e
|
|
OLDPWD="$PWD"
|
|
INPUT="$1"
|
|
OUTPUT="$2"
|
|
TEMP="$2.tmp"
|
|
TYPE="$(file -b -L "$INPUT")"
|
|
|
|
mkdir -p "$TEMP/basic"
|
|
|
|
if [[ "$TYPE" == *"cpio archive"* ]]; then
|
|
mkdir -p "$TEMP/microcode"
|
|
cd "$TEMP/microcode"
|
|
BLOCKS="$(cpio -i <"$INPUT" 2>&1 >/dev/null | tail -1)"
|
|
BLOCKS="${BLOCKS%% *}"
|
|
dd if="$INPUT" of="$TEMP/initrd.img" bs=512 skip=$BLOCKS
|
|
cd "$TEMP/basic"
|
|
zcat "$TEMP/initrd.img" | cpio -i
|
|
rm "$TEMP/initrd.img"
|
|
else
|
|
cd "$TEMP/basic"
|
|
zcat "$INPUT" | cpio -i
|
|
fi
|
|
|
|
mv "$TEMP" "$OUTPUT" |