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q3rally/engine/make-linux-portable.sh

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#!/bin/sh
ARCH=$1
ERROR=0
# Install directory for Spearmint SDL2 builds (i.e., /home/zack/Local/SDL-2.0.X).
DIR=/home/zack/Local
# SDL version to install and compile against.
# See available versions at http://clover.moe/downloads/spearmint-make-linux-portable-deps/
SDLVERSION=2.0.8
#
# Use make-linux-portable.local file to set DIR and (optionally) SDLVERSION
#
SETTINGS="$(dirname $0)/make-linux-portable.local"
if [ -f "$SETTINGS" ] ; then
. "$SETTINGS" # source "$SETTINGS"
if [ -z "$DIR" ] || [ ! -d "$DIR" ]; then
echo "Error: DIR specified in '$SETTINGS' not found."
echo
ERROR=1
fi
else
# Require settings file to exist but only error if specified arch
if [ -n "$ARCH" ]; then
echo "Error: You need to create '$SETTINGS', see usage."
echo
ERROR=1
fi
fi
if [ -z "$ARCH" ] || [ $ERROR -ne 0 ]; then
echo "Usage: make-linux-portable.sh <arch> [make options]"
echo " arch can be x86 or x86_64"
echo
echo "================================================================================"
echo "This script allows shipping lib/x86/libSDL2-2.0.so.0 in the game downloads"
echo "so that SDL2 does not need to be installed separately on the player's computer."
echo "It requires compiling SDL2 with \"./configure --disable-rpath\" and compiling"
echo "the game client with \"-Wl,-rpath,'\$ORIGIN/lib/x86'\"."
echo
echo "This script also simplifies compiling the game client for x86 from x86_64 host."
echo "================================================================================"
echo
echo "DIRECTIONS"
echo
echo "1. Create a directory to store Spearmint SDL2 builds and create a file named"
echo "'$SETTINGS' containing:"
echo
echo " # Example comment line"
echo " DIR=/path/to/spearmint-make-linux-portable-deps"
echo
echo "2. To build the game clients (and download Spearmint SDL2 builds if needed) run"
echo "the following commands:"
echo
echo " make clean-release ARCH=x86"
echo " ./make-linux-portable.sh x86 -j2"
echo " make clean-release ARCH=x86_64"
echo " ./make-linux-portable.sh x86_64 -j2"
echo
echo "Note: make clean-release ARCH=... is only needed if you previously compiled as"
echo "non-portable."
echo
echo "3. Make the following files are included relative to the game client in the"
echo "downloads:"
echo
echo " ./lib/x86/libSDL2-2.0.so.0"
echo " ./lib/x86_64/libSDL2-2.0.so.0"
echo
echo "Note: lib directories will be created in build/release-linux-x86/ and"
echo "build/release-linux-x86/"
echo
echo
echo "COMPATIBILITY"
echo
echo "The game client should run on any GNU/Linux distro as long as the glibc library"
echo "installed on the computer is new enough. Spearmint releases are built on Debian"
echo "7 (wheezy) so that the highest possible glibc verion that can be required is"
echo "2.13. See https://distrowatch.com for which glibc version is included in each"
echo "GNU/Linux distro/release."
echo
echo "The client/server may require a lower glibc version than compiled against. The"
echo "minimum required glibc version is printed after running this script."
exit $ERROR
fi
if [ ! -d "$DIR/SDL-$SDLVERSION" ] ; then
echo "Downloading Spearmint SDL-$SDLVERSION builds into '$DIR'..."
# Download SDL2 libs and headers into $DIR.
if [ ! -f "$DIR/SDL-$SDLVERSION.tar.xz" ] ; then
# Yes, wget and curl use -o with different capitalization to set output filename.
if command -v wget >/dev/null 2>&1 ; then
wget -O "$DIR/SDL-$SDLVERSION.tar.xz" "http://clover.moe/downloads/spearmint-make-linux-portable-deps/SDL-$SDLVERSION.tar.xz"
ERROR=$?
elif command -v curl >/dev/null 2>&1 ; then
curl -o "$DIR/SDL-$SDLVERSION.tar.xz" "http://clover.moe/downloads/spearmint-make-linux-portable-deps/SDL-$SDLVERSION.tar.xz"
ERROR=$?
else
echo "Error: Need to install wget or curl to download Spearmint SDL2 builds."
exit 1
fi
if [ $ERROR -ne 0 ] ; then
echo "Error: Failed to download SDL-$SDLVERSION!"
exit 1
fi
fi
# Extract into $DIR/SDL-$SDLVERSION/.
tar xJf "$DIR/SDL-$SDLVERSION.tar.xz" -C "$DIR"
# Edit prefix in sdl2-config to point to the install directory.
sed -i -e "s|/home/zack/Local|$DIR|" "$DIR/SDL-$SDLVERSION/build-x86/bin/sdl2-config"
sed -i -e "s|/home/zack/Local|$DIR|" "$DIR/SDL-$SDLVERSION/build-x86_64/bin/sdl2-config"
fi
SDL_PREFIX="$DIR/SDL-$SDLVERSION/build-$ARCH"
if [ ! -d "$SDL_PREFIX" ] ; then
echo "Arch '$ARCH' not found in '$DIR/SDL-$SDLVERSION'"
exit 1
fi
SDL_CFLAGS=$("$SDL_PREFIX/bin/sdl2-config" --cflags)
SDL_LIBS=$("$SDL_PREFIX/bin/sdl2-config" --libs)
# Don't pass arch ($1) to make in $*
shift 1
make ARCH=$ARCH USE_PORTABLE_RPATH=1 SDL_CFLAGS="$SDL_CFLAGS" SDL_LIBS="$SDL_LIBS" $*
# Check if make failed.
if [ $? -ne 0 ] ; then
exit 2
fi
# Copy SDL lib to where the game client will read it from
if [ ! -d build/release-linux-$ARCH/lib/$ARCH/ ] ; then
mkdir -p build/release-linux-$ARCH/lib/$ARCH/
fi
if [ ! -f build/release-linux-$ARCH/lib/$ARCH/libSDL2-2.0.so.0 ] || [ $(stat -c %Y build/release-linux-$ARCH/lib/$ARCH/libSDL2-2.0.so.0) != $(stat -c %Y "$SDL_PREFIX/lib/libSDL2-2.0.so.0") ] ; then
cp --preserve=timestamps "$SDL_PREFIX/lib/libSDL2-2.0.so.0" build/release-linux-$ARCH/lib/$ARCH/libSDL2-2.0.so.0
fi
# It's interesting to see why a glibc version is required.
# Another interesting thing is "ldd -v filename" to see what libaries are requires.
VERBOSE=0
if [ $VERBOSE -eq 1 ] ; then
# Find glibc lines, remove text before GLIBC, then sort by required glibc version
# "sort -t _ -k 2 -V" is short form of "sort --field-separator='_' --key=2 --version-sort"
echo
echo "q3rally-server.$ARCH:"
objdump -T build/release-linux-$ARCH/q3rally-server.$ARCH | grep GLIBC | sed -e "s/.*GLIBC_/GLIBC_/g" | sort -t _ -k 2 -V
echo
echo "q3rally.$ARCH:"
objdump -T build/release-linux-$ARCH/q3rally.$ARCH | grep GLIBC | sed -e "s/.*GLIBC_/GLIBC_/g" | sort -t _ -k 2 -V
echo
echo "renderer_opengl1_$ARCH.so:"
objdump -T build/release-linux-$ARCH/renderer_opengl1_$ARCH.so | grep GLIBC | sed -e "s/.*GLIBC_/GLIBC_/g" | sort -t _ -k 2 -V
echo
echo "renderer_opengl2_$ARCH.so:"
objdump -T build/release-linux-$ARCH/renderer_opengl2_$ARCH.so | grep GLIBC | sed -e "s/.*GLIBC_/GLIBC_/g" | sort -t _ -k 2 -V
echo
echo "lib/$ARCH/libSDL2-2.0.so.0:"
objdump -T build/release-linux-$ARCH/lib/$ARCH/libSDL2-2.0.so.0 | grep GLIBC | sed -e "s/.*GLIBC_/GLIBC_/g" | sort -t _ -k 2 -V
fi
# Find glibc lines, remove text before and including GLIBC_, remove trailing function name, sort by required glibc version, then grab the last (highest) version
# "sort -uV" is short form of "sort --unique --version-sort"
GLIBC_SERVER=$(objdump -T build/release-linux-$ARCH/q3rally-server.$ARCH | grep GLIBC | sed -e "s/.*GLIBC_//g" | cut -d' ' -f1 | sort -uV | tail -1)
GLIBC_C1=$(objdump -T build/release-linux-$ARCH/q3rally.$ARCH | grep GLIBC | sed -e "s/.*GLIBC_//g" | cut -d' ' -f1 | sort -uV | tail -1)
GLIBC_C2=$(objdump -T build/release-linux-$ARCH/renderer_opengl1_$ARCH.so | grep GLIBC | sed -e "s/.*GLIBC_//g" | cut -d' ' -f1 | sort -uV | tail -1)
GLIBC_C3=$(objdump -T build/release-linux-$ARCH/renderer_opengl2_$ARCH.so | grep GLIBC | sed -e "s/.*GLIBC_//g" | cut -d' ' -f1 | sort -uV | tail -1)
GLIBC_C4=$(objdump -T build/release-linux-$ARCH/lib/$ARCH/libSDL2-2.0.so.0 | grep GLIBC | sed -e "s/.*GLIBC_//g" | cut -d' ' -f1 | sort -uV | tail -1)
GLIBC_CLIENT=$(printf "$GLIBC_C1\n$GLIBC_C2\n$GLIBC_C3\n$GLIBC_C4\n" | sort -uV | tail -1)
echo
echo "Information you can add to your download page:"
echo " The GNU/Linux $ARCH client requires glibc '$GLIBC_CLIENT' or later."
echo " The GNU/Linux $ARCH server requires glibc '$GLIBC_SERVER' or later."
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