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|
#!/bin/sh
# Usage: resync.sh PUZZLES_PATH
#
# Automatic resync tool. Removes the current source snapshot in src/
# and copies just the source files we need from the puzzles source
# tree. Handles help generation as well. Stages changes in git.
#
# Expects a modified Halibut (https://github.com/built1n/halibut) to
# be installed in $PATH. Also requires host CC and lz4 library to be
# available
if [ $# -ne 1 ]
then
echo -e "Usage: $0 PUZZLES_PATH\n"
echo "Automatically resync with upstream."
echo "PUZZLES_PATH is the path to a puzzles source tree."
exit
fi
echo "Resyncing to upstream sources $1"
echo "This script assumes you have gcc, lz4, and a custom halibut (https://github.com/built1n/halibut) installed!"
echo "=== POTENTIALLY DANGEROUS OPERATION ==="
echo "Are you sure you want to remove all files in src/ and help/?"
echo -n "If so, type \"yes\" in all caps: "
read ans
if [ "YES" == $ans ]
then
pushd "$(dirname "$0")" > /dev/null
ROOT="$PWD"
echo "[1/6] Removing current src/ directory"
rm -rf src
echo "[2/6] Copying new sources"
mkdir -p src/unfinished
cp -r "$1"/{*.h,puzzles.but,LICENCE,README,CMakeLists.txt,unfinished} src
echo "[3/6] Generating SOURCES, SOURCES.games"
cat <<EOF | tee SOURCES SOURCES.games >/dev/null
/* !!! DO NOT MODIFY THIS FILE !!! */
/*
*
* This file is automatically generated by resync.sh. Any manual
* changes here will be overwritten by future resyncs.
*
* If you wish to change anything in this file, instead edit resync.sh
* to accomplish what you want. You have been warned.
*/
/* !!! DO NOT MODIFY THIS FILE !!! */
EOF
# Parse out definitions of core, core_obj, and common from the
# upstream CMakeLists.txt. Extract the .c filenames, except
# malloc.c and ps.c, and store in SOURCES.core.
EXCLUDE_CORE_REGEX="malloc|ps"
cat src/CMakeLists.txt |
awk '/add_library\(/{p=1} p{printf $0" "} /\)/{if(p) print; p=0}' | # parse out add_library(...)
grep -E "core|common" |
grep -Po "[a-z0-9\-]*?\.c" |
sort -n |
grep -vE "$EXCLUDE_CORE_REGEX" |
awk '{print "src/"$0}' |
uniq > SOURCES.core
# printing.c is pulled in via platforms/*.cmake. We don't have
# that, so must add it ourselves.
echo "src/printing.c" >> SOURCES.core
# Parse out puzzle definitions to build SOURCES.games, but exclude
# nullgame, and also #ifdef also memory-intensive games on
# low-memory targets.
EXCLUDE_GAMES_ALWAYS="nullgame|group|separate"
cat src/CMakeLists.txt |
awk '/puzzle\(/{p=1} p{print} /\)/{p=0}' | # parse out puzzle(...)
grep -Eo "\(.*$" | # parse out only the first argument - this is brittle.
tr -dc "a-z\n" |
grep -vE "$EXCLUDE_GAMES_ALWAYS" | # exclude nullgame
awk '{print "src/"$0".c"}' > SOURCES.games
SRC="$(cat SOURCES.games SOURCES.core | sed 's/src\///' | tr '\n' ' ' | head -c-1)"
echo "Detected sources:" $SRC
pushd "$1" > /dev/null
cp -r $SRC "$ROOT"/src
popd > /dev/null
EXCLUDE_GAMES_LOW_MEMORY="loopy|pearl|solo"
EXCLUDE_GAMES_WIN32="unfinished"
cat src/unfinished/CMakeLists.txt |
awk '/puzzle\(/{p=1} p{print} /\)/{p=0}' |
grep -Eo "\(.*$" |
tr -dc "a-z\n" |
awk '{print "src/unfinished/"$0".c"}' |
grep -Ev "$EXCLUDE_GAMES_ALWAYS" >> SOURCES.games
# Edit SOURCES.games in-place to conditionally compile games due
# to either low-memory (EXCLUDE_GAMES_LOW_MEMORY), or win32
# incompatibility (EXCLUDE_GAMES_WIN32).
awk -i inplace '{
if ($0 ~ /'"$EXCLUDE_GAMES_WIN32"'/) {
print "#ifndef WIN32"; print $0; print "#endif";
}
else if ($0 ~ /'"$EXCLUDE_GAMES_LOW_MEMORY"'/) {
print "#if PLUGIN_BUFFER_SIZE > 0x14000"; print $0; print "#endif";
}
else {
print
}
}' SOURCES.games
cat <<EOF >> SOURCES
/* rockbox frontend sources, from SOURCES.rockbox */
EOF
cat SOURCES.rockbox | cpp | grep -vE "^#" | sed '/^$/d' >> SOURCES
cat <<EOF >> SOURCES
/* puzzles core sources, from src/CMakeLists.txt */
EOF
cat SOURCES.core >> SOURCES
rm SOURCES.core
echo "[4/6] Generating help"
rm -rf help
./genhelp.sh
echo "[5/6] Staging for commit"
git add src help
echo "[6/6] Successfully resynced with upstream"
popd > /dev/null
else
echo "Did nothing."
fi
|
