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#!/bin/bash
# extract_roms.sh: find the Intellivision and/or ECS ROM images,
# either as zip files (which get unzipped) or as extracted contents,
# and copy them to the destination dir (if it exists). This script is
# intended to be run by jzintv.SlackBuild.
# First arg: the SlackBuild dir ($CWD in the caller).
srcdir="$1"
# 2nd arg: where the .bin files should go ($ROMDIR in the caller).
destdir="$2"
# Full list of dirs where we'll look for ROMs.
alldirs="$srcdir /usr/share/jzintv/rom /usr/share/games/jzintv/rom /usr/share/games/mame/roms ${JZINTV_ROM_PATH//: }"
echo "=== Will search for ROMs in: $alldirs"
# nocaseglob means we can handle intv.zip, intv.ZIP, INTV.ZIP, etc.
shopt -s nocaseglob
shopt -s nullglob
# First, extract any likely-looking zip files we find.
for dir in $alldirs; do
[ -d $dir ] || continue
for zipfile in $dir/intv*.zip $dir/ecs*.zip; do
echo "===> Extracting $zipfile"
unzip -o -LL $zipfile '*.rom' '*.bin' '*.int' '*.20' '*.70' '*.e0' '*.u21'
done
cd -
done
# Handle MAME/MESS split rom.
if [ -e ecs_rom.20 -a -e ecs_rom.70 -a -e ecs_rom.e0 ]; then
echo "===> found split ECS ROM, combining"
cat ecs_rom.20 ecs_rom.70 ecs_rom.e0 > ecs.bin
fi
# Handle the new MAME name for grom.bin.
if [ -e "ro-3-9503-003.u21" ]; then
echo "===> found MAME's ro-3-9503-003.u21, renaming to grom.bin"
mv ro-3-9503-003.u21 grom.bin
fi
# Now look for the actual ROMs, including any we just extracted above.
for dir in $(pwd) $alldirs; do
[ -d $dir ] || continue
echo "===> Looking for unzipped ROMs in $dir"
for file in $dir/{exec,grom,ecs}.{rom,bin,int}*; do
tmp_name="$( echo $file | tr A-Z a-z | sed 's,\.[^.]*$,.bin,' )"
dest_name="$( basename $tmp_name )"
if [ "$dest_name" = "intv_ecs.bin" ]; then
dest_name="ecs.bin"
fi
size="$( stat -c %s "$file" )"
echo "===> candidate for $dest_name: $file, size $size"
case "$dest_name" in
grom.bin)
[ "$size" != 2048 ] && break ;;
exec.bin)
[ "$size" != 8192 ] && break ;;
esc.bin)
[ "$size" != 24576 ] && break ;;
esac
case "$dest_name" in
grom.bin|exec.bin|ecs.bin)
echo "===> found $dest_name as $file"
[ -d "$destdir" ] && cp "$file" "$destdir/$dest_name"
;;
esac
done
done
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