mirror of
https://github.com/brl/mutter.git
synced 2024-11-29 19:40:43 -05:00
337 lines
8.0 KiB
Bash
337 lines
8.0 KiB
Bash
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#!/bin/bash
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# This script will download and setup a cross compilation environment
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# for targetting Win32 from Linux. It can also be used to build on
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# Windows under the MSYS/MinGW environment. It will use the GTK
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# binaries from Tor Lillqvist.
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TOR_URL="http://ftp.gnome.org/pub/gnome/binaries/win32";
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TOR_BINARIES=( \
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glib/2.26/glib{-dev,}_2.26.0-2_win32.zip \
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pango/1.28/pango{-dev,}_1.28.0-1_win32.zip);
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TOR_DEP_URL="http://ftp.gnome.org/pub/gnome/binaries/win32/dependencies";
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TOR_DEPS=( \
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cairo{-dev,}_1.10.0-2_win32.zip \
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gettext-runtime-{dev-,}0.17-1.zip \
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fontconfig{-dev,}_2.8.0-2_win32.zip \
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freetype{-dev,}_2.3.12-1_win32.zip \
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expat_2.0.1-1_win32.zip \
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libpng{-dev,}_1.4.0-1_win32.zip \
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zlib{-dev,}_1.2.4-2_win32.zip );
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GL_HEADER_URLS=( \
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http://cgit.freedesktop.org/mesa/mesa/plain/include/GL/gl.h \
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http://cgit.freedesktop.org/mesa/mesa/plain/include/GL/mesa_wgl.h \
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http://www.opengl.org/registry/api/glext.h );
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GL_HEADERS=( gl.h mesa_wgl.h glext.h );
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function download_file ()
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{
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local url="$1"; shift;
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local filename="$1"; shift;
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case "$DOWNLOAD_PROG" in
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curl)
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curl -C - -o "$DOWNLOAD_DIR/$filename" "$url";
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;;
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*)
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$DOWNLOAD_PROG -O "$DOWNLOAD_DIR/$filename" -c "$url";
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;;
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esac;
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if [ $? -ne 0 ]; then
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echo "Downloading ${url} failed.";
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exit 1;
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fi;
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}
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function guess_dir ()
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{
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local var="$1"; shift;
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local suffix="$1"; shift;
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local msg="$1"; shift;
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local prompt="$1"; shift;
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local dir="${!var}";
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if [ -z "$dir" ]; then
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echo "Please enter ${msg}.";
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dir="$PWD/$suffix";
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read -r -p "$prompt [$dir] ";
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if [ -n "$REPLY" ]; then
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dir="$REPLY";
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fi;
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fi;
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eval $var="\"$dir\"";
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if [ ! -d "$dir" ]; then
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if ! mkdir -p "$dir"; then
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echo "Error making directory $dir";
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exit 1;
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fi;
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fi;
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}
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function y_or_n ()
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{
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local prompt="$1"; shift;
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while true; do
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read -p "${prompt} [y/n] " -n 1;
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echo;
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case "$REPLY" in
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y) return 0 ;;
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n) return 1 ;;
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*) echo "Please press y or n" ;;
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esac;
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done;
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}
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function do_unzip ()
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{
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do_unzip_d "$ROOT_DIR" "$@";
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}
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function do_unzip_d ()
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{
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local exdir="$1"; shift;
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local zipfile="$1"; shift;
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unzip -o -q -d "$exdir" "$zipfile" "$@";
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if [ "$?" -ne 0 ]; then
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echo "Failed to extract $zipfile";
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exit 1;
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fi;
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}
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function do_untar_source ()
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{
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do_untar_source_d "$BUILD_DIR" "$@";
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}
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function do_untar_source_d ()
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{
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local exdir="$1"; shift;
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local tarfile="$1"; shift;
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tar -C "$exdir" -zxvf "$tarfile" "$@";
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if [ "$?" -ne 0 ]; then
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echo "Failed to extract $tarfile";
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exit 1;
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fi;
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}
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function add_env ()
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{
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echo "export $1=\"$2\"" >> $env_file;
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}
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function find_compiler ()
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{
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local gccbin fullpath;
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if [ -z "$MINGW_TOOL_PREFIX" ]; then
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for gccbin in i{3,4,5,6}86{-pc,}-mingw32{,msvc}-gcc; do
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fullpath="`which $gccbin 2>/dev/null`";
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if [ "$?" -eq 0 ]; then
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MINGW_TOOL_PREFIX="${fullpath%%gcc}";
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break;
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fi;
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done;
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if [ -z "$MINGW_TOOL_PREFIX" ]; then
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echo;
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echo "No suitable cross compiler was found.";
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echo;
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echo "If you already have a compiler installed,";
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echo "please set the MINGW_TOOL_PREFIX variable";
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echo "to point to its location without the";
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echo "gcc suffix (eg: \"/usr/bin/i386-mingw32-\").";
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echo;
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echo "If you are using Ubuntu, you can install a";
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echo "compiler by typing:";
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echo;
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echo " sudo apt-get install mingw32";
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echo;
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echo "Otherwise you can try following the instructions here:";
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echo;
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echo " http://www.libsdl.org/extras/win32/cross/README.txt";
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exit 1;
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fi;
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fi;
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TARGET="${MINGW_TOOL_PREFIX##*/}";
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TARGET="${TARGET%%-}";
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echo "Using compiler ${MINGW_TOOL_PREFIX}gcc and target $TARGET";
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}
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function do_cross_compile ()
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{
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local dep="$1"; shift;
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local builddir="$BUILD_DIR/$dep";
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cd "$builddir"
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./configure --prefix="$ROOT_DIR" --host="$TARGET" --target="$TARGET" --build="`./config.guess`" CFLAGS="-mms-bitfields" PKG_CONFIG="$RUN_PKG_CONFIG";
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if [ "$?" -ne 0 ]; then
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echo "Failed to configure $dep";
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exit 1;
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fi;
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make all install
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if [ "$?" -ne 0 ]; then
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echo "Failed to build $dep";
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exit 1;
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fi;
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}
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# If a download directory hasn't been specified then try to guess one
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# but ask for confirmation first
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guess_dir DOWNLOAD_DIR "downloads" \
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"the directory to download to" "Download directory";
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# Try to guess a download program if none has been specified
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if [ -z "$DOWNLOAD_PROG" ]; then
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# If no download program has been specified then check if wget or
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# curl exists
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#wget first, because my curl can't download libsdl...
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for x in wget curl; do
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if [ "`type -t $x`" != "" ]; then
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DOWNLOAD_PROG="$x";
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break;
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fi;
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done;
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if [ -z "$DOWNLOAD_PROG" ]; then
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echo "No DOWNLOAD_PROG was set and neither wget nor curl is ";
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echo "available.";
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exit 1;
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fi;
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fi;
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# If a download directory hasn't been specified then try to guess one
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# but ask for confirmation first
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guess_dir ROOT_DIR "cogl-cross" \
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"the root prefix for the build environment" "Root dir";
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SLASH_SCRIPT='s/\//\\\//g';
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quoted_root_dir=`echo "$ROOT_DIR" | sed "$SLASH_SCRIPT" `;
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# If a build directory hasn't been specified then try to guess one
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# but ask for confirmation first
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guess_dir BUILD_DIR "build" \
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"the directory to build source dependencies in" "Build directory";
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##
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# Download files
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##
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for bin in "${TOR_BINARIES[@]}"; do
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bn="${bin##*/}";
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download_file "$TOR_URL/$bin" "$bn"
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done;
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for dep in "${TOR_DEPS[@]}"; do
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download_file "$TOR_DEP_URL/$dep" "$dep";
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done;
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for dep in "${OTHER_DEPS[@]}"; do
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bn="${dep##*/}";
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download_file "$dep" "$bn";
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done;
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for dep in "${GL_HEADER_URLS[@]}"; do
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bn="${dep##*/}";
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download_file "$dep" "$bn";
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done;
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##
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# Extract files
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##
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for bin in "${TOR_BINARIES[@]}"; do
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echo "Extracting $bin...";
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bn="${bin##*/}";
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do_unzip "$DOWNLOAD_DIR/$bn";
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done;
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for dep in "${TOR_DEPS[@]}"; do
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echo "Extracting $dep...";
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do_unzip "$DOWNLOAD_DIR/$dep";
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done;
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echo "Fixing pkgconfig files...";
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for x in "$ROOT_DIR/lib/pkgconfig/"*.pc; do
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sed "s/^prefix=.*\$/prefix=${quoted_root_dir}/" \
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< "$x" > "$x.tmp";
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mv "$x.tmp" "$x";
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done;
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# The Pango FT pc file hardcodes the include path for freetype, so it
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# needs to be fixed separately
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sed -e 's/^Cflags:.*$/Cflags: -I${includedir}\/pango-1.0 -I${includedir}\/freetype2/' \
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-e 's/^\(Libs:.*\)$/\1 -lfreetype -lfontconfig/' \
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< "$ROOT_DIR/lib/pkgconfig/pangoft2.pc" \
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> "$ROOT_DIR/lib/pkgconfig/pangoft2.pc.tmp";
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mv "$ROOT_DIR/lib/pkgconfig/pangoft2.pc"{.tmp,};
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echo "Copying GL headers...";
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if ! ( test -d "$ROOT_DIR/include/GL" || \
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mkdir "$ROOT_DIR/include/GL" ); then
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echo "Failed to create GL header directory";
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exit 1;
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fi;
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for header in "${GL_HEADERS[@]}"; do
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if ! cp "$DOWNLOAD_DIR/$header" "$ROOT_DIR/include/GL/"; then
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echo "Failed to copy $header";
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exit 1;
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fi;
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done;
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RUN_PKG_CONFIG="$BUILD_DIR/run-pkg-config.sh";
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echo "Generating $BUILD_DIR/run-pkg-config.sh";
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cat > "$RUN_PKG_CONFIG" <<EOF
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# This is a wrapper script for pkg-config that overrides the
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# PKG_CONFIG_LIBDIR variable so that it won't pick up the local system
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# .pc files.
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# The MinGW compiler on Fedora tries to do a similar thing except that
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# it also unsets PKG_CONFIG_PATH. This breaks any attempts to add a
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# local search path so we need to avoid using that script.
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export PKG_CONFIG_LIBDIR="$ROOT_DIR/lib/pkgconfig"
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exec pkg-config "\$@"
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EOF
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chmod a+x "$RUN_PKG_CONFIG";
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##
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# Build environment
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##
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find_compiler;
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echo
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echo "Done!"
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echo
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echo "You should now have everything you need to cross compile Cogl"
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echo
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echo "To get started, you should be able to configure and build from"
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echo "the top of your clutter source directory as follows:"
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echo
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echo "./configure --host=\"$TARGET\" --target=\"$TARGET\" --build=\"\`./config.guess\`\" --enable-stub-winsys CFLAGS=\"-mms-bitfields\" PKG_CONFIG=\"$RUN_PKG_CONFIG\"" PKG_CONFIG_PATH=
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echo "make"
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echo
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echo "Note: the explicit --build option is often necessary to ensure autoconf"
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echo "realizes you are cross-compiling."
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