scummvm/backends/platform/libretro/scripts/configure_engines.sh
2025-02-05 11:00:51 +01:00

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#!/bin/bash
# Copyright (C) 2022 Giovanni Cascione <ing.cascione@gmail.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Externally passed variables shall be:
# $1 [REQ] BUILD_PATH
# $2 [REQ] SCUMMVM_PATH
# $3 [REQ] NO_WIP [0,1]
# $4 [REQ] STATIC_LINKING [0,1]
# $5 [REQ] LITE [0,1,2]
# $[...] [OPT] Engines dependencies/components not available
set -e
# Exit if in parameters are not provided
if [ -z $1 ] || [ -z $2 ] || [ -z $3 ] || [ -z $4 ] || [ -z $5 ] ; then
exit 1
fi
# Get parameters
BUILD_PATH="$1"
shift
SCUMMVM_PATH="$1"
shift
NO_WIP=$1
shift
STATIC_LINKING=$1
shift
LITE=$1
shift
no_deps_comps=$@
cd "${SCUMMVM_PATH}"
# Retrieve all configure functions
sed -i.bak -e "s/exit 0/return 0/g" configure
. configure -h > /dev/null 2>&1
mv configure.bak configure > /dev/null 2>&1
_parent_engines_list=""
tot_deps=""
# Separate unavailable dependencies from components
for item in $no_deps_comps ; do
case $item in
component_*)
append_var no_comps "${item#component_}"
;;
*)
append_var no_deps "${item}"
;;
esac
done
# Test NO_WIP
[ $NO_WIP -ne 1 ] && engine_enable_all
# Test LITE
[ $LITE -ne 0 ] && engine_disable_all
if [ $LITE -eq 1 ] ; then
for eng in $(cat "${BUILD_PATH}"/lite_engines.list) ; do
engine_enable "$eng"
done
fi
# Define engines list
for a in $_engines ; do
# Collect all default engines dependencies and force to yes
for dep in $(get_var _engine_${a}_deps) ; do
found=0
for rec_dep in $tot_deps ; do
[ $dep = $rec_dep ] && found=1
done
[ $found -eq 0 ] && append_var tot_deps "$dep"
done
done
# Set all deps to yes then set no for the one in no_deps list. Engines will be disabled in engines.awk if needed
for dep in $tot_deps ; do
set_var _$dep yes
done
for dep in $no_deps ; do
set_var _$dep no
done
# Disable unavailable components
for comp in $(get_var _components); do
for dep in $no_comps ; do
if [ $comp = $dep ] ; then
set_var _feature_${comp}_settings no
break
fi
done
done
# Create needed engines build files
awk -f "engines.awk" < /dev/null > /dev/null 2>&1
mkdir -p "engines"
copy_if_changed engines/engines.mk.new "engines/engines.mk"
copy_if_changed engines/detection_table.h.new "engines/detection_table.h"
copy_if_changed engines/plugins_table.h.new "engines/plugins_table.h"
echo 0