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Multi-threaded find_compatible_games function for game compression process

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icenine451 2025-04-04 10:20:00 -04:00
parent a015bb6ec4
commit 7b76d3c7d8
2 changed files with 27 additions and 0 deletions
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24
functions/compression.sh
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@ -163,12 +163,20 @@ find_compatible_games() {
log d "compression_targets: $compression_targets"
while IFS= read -r system; do
while (( $(jobs -p | wc -l) >= $max_threads )); do # Wait for a background task to finish if max_threads has been hit
sleep 0.1
done
(
log d "Checking system: $system"
if [[ -d "$roms_folder/$system" ]]; then
local compression_candidates
compression_candidates=$(find "$roms_folder/$system" -type f -not -iname "*.txt")
if [[ -n "$compression_candidates" ]]; then
while IFS= read -r game; do
while (( $(jobs -p | wc -l) >= $max_threads )); do # Wait for a background task to finish if max_threads has been hit
sleep 0.1
done
(
log d "Checking game: $game"
local compatible_compression_format
compatible_compression_format=$(find_compatible_compression_format "$game")
@ -181,34 +189,50 @@ find_compatible_games() {
"chd")
if [[ "$compatible_compression_format" == "chd" ]]; then
log d "Game $game is compatible with CHD compression"
(
flock -x 200
echo "${game}^chd" >> "$output_file"
) 200>"$RD_FILE_LOCK"
fi
;;
"zip")
if [[ "$compatible_compression_format" == "zip" ]]; then
log d "Game $game is compatible with ZIP compression"
(
flock -x 200
echo "${game}^zip" >> "$output_file"
) 200>"$RD_FILE_LOCK"
fi
;;
"rvz")
if [[ "$compatible_compression_format" == "rvz" ]]; then
log d "Game $game is compatible with RVZ compression"
(
flock -x 200
echo "${game}^rvz" >> "$output_file"
) 200>"$RD_FILE_LOCK"
fi
;;
"all")
if [[ "$compatible_compression_format" != "none" ]]; then
log d "Game $game is compatible with $compatible_compression_format compression"
(
flock -x 200
echo "${game}^${compatible_compression_format}" >> "$output_file"
) 200>"$RD_FILE_LOCK"
fi
;;
esac
) &
done < <(printf '%s\n' "$compression_candidates")
wait # wait for background tasks to finish
fi
else
log d "Rom folder for $system is missing, skipping"
fi
) &
done < <(printf '%s\n' "$compressible_systems_list")
wait # wait for background tasks to finish
log d "Compatible games have been written to $output_file"
cat "$output_file"

3
functions/global.sh
View file

@ -92,6 +92,9 @@ features="$config/retrodeck/reference_lists/features.json"
es_systems="/app/share/es-de/resources/systems/linux/es_systems.xml" # ES-DE supported system list
es_find_rules="/app/share/es-de/resources/systems/linux/es_find_rules.xml" # ES-DE emulator find rules
# File lock file for multi-threaded write operations to the same file
RD_FILE_LOCK="/tmp/retrodeck_file_lock"
# Godot data transfer temp files
godot_bios_files_checked="$XDG_CONFIG_HOME/retrodeck/godot/godot_bios_files_checked.tmp"