rust-raspberrypi-OS-tutorials/utils/diff_tut_folders.bash
2021-01-01 11:28:32 +01:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: MIT OR Apache-2.0
#
# Copyright (c) 2018-2021 Andre Richter <andre.o.richter@gmail.com>
DIFF=$(
diff -uNr \
-x README.md \
-x README.CN.md \
-x kernel \
-x kernel8.img \
-x Cargo.lock \
-x target \
$1 $2 \
| sed -r "s/[12][90][127][0-9]-[0-9][0-9]-[0-9][0-9] .*//g" \
| sed -r "s/[[:space:]]*$//g" \
| sed -r "s/%/modulo/g" \
| sed -r "s/diff -uNr -x README.md -x README.CN.md -x kernel -x kernel8.img -x Cargo.lock -x target/\ndiff -uNr/g"
)
HEADER="## Diff to previous"
ORIGINAL=$(
cat $2/README.md \
| sed -rn "/$HEADER/q;p"
)
echo "$ORIGINAL" > "$2/README.md"
printf "\n$HEADER\n" >> "$2/README.md"
printf "\`\`\`diff\n" >> "$2/README.md"
echo "$DIFF" >> "$2/README.md"
printf "\n\`\`\`\n" >> "$2/README.md"