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osmesa-install.sh
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osmesa-install.sh
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#!/bin/bash
# environment variables used by this script:
# - OSMESA_PREFIX: where to install osmesa (must be writable)
# - LLVM_PREFIX: where llvm is / should be installed
# - LLVM_BUILD: whether to build LLVM (0/1, 0 by default)
# - SILENT_LOG: redirect output and error to log file (0/1, 0 by default)
# - BUILD_OSDEMO: try to compile and run osdemo (0/1, 1 by default)
# - MANGLED: build a mangled OSMesa and GLU (function names are prefixed with "m") (0/1, 1 by default)
# - SHARED: build shared OSMesa libraries (0/1, 0 by default)
set -e # Exit immediately if a command exits with a non-zero status
set -u # Treat unset variables as an error when substituting.
#set -x # Print commands and their arguments as they are executed.
# prefix to the osmesa installation
osmesaprefix="${OSMESA_PREFIX:-/opt/osmesa}"
# mesa version
mesaversion="${OSMESA_VERSION:-17.1.10}"
# mesa-demos version
demoversion=8.3.0
# glu version
gluversion=9.0.0
# set debug to 1 to compile a version with debugging symbols
debug=0
# set clean to 1 to clean the source directories first (recommended)
clean=1
# number of parallel make jobs, set to 4 by default
mkjobs="${MKJOBS:-4}"
# set osmesadriver to:
# - 1 to use "classic" osmesa resterizer instead of the Gallium driver
# - 2 to use the "softpipe" Gallium driver
# - 3 to use the "llvmpipe" Gallium driver (also includes the softpipe driver, which can
# be selected at run-time by setting en var GALLIUM_DRIVER to "softpipe")
# - 4 to use the "swr" Gallium driver (also includes the softpipe driver, which can
# be selected at run-time by setting en var GALLIUM_DRIVER to "softpipe")
osmesadriver=${OSMESA_DRIVER:-4}
# do we want a mangled mesa + GLU ?
mangled="${MANGLED:-1}"
# do we want to build shared libs?
shared="${SHARED:-0}"
# the prefix to the LLVM installation
llvmprefix="${LLVM_PREFIX:-/opt/llvm}"
# do we want to build the proper LLVM static libraries too? or are they already installed ?
buildllvm="${LLVM_BUILD:-0}"
llvmversion="${LLVM_VERSION:-4.0.1}"
# redirect output and error to log file; exit script on error.
silentlogging="${SILENT_LOG:-0}"
buildosdemo="${BUILD_OSDEMO:-1}"
osname=$(uname)
# This script
scriptdir=$(cd "$(dirname "$0")"; pwd)
# scriptname is the script name without the suffix (if any)
scriptname=$(basename "$0")
scriptname="${scriptname%.*}"
if [ "$silentlogging" = 1 ]; then
# Exit script on error, redirect output and error to log file. Open log for realtime updates.
set -e
exec </dev/null &>"$scriptdir/$scriptname.log"
fi
if [ "$debug" = 1 ]; then
CFLAGS="${CFLAGS:--g}"
else
CFLAGS="${CFLAGS:--O3}"
fi
CXXFLAGS="${CXXFLAGS:-${CFLAGS}}"
if [ -z "${CC:-}" ]; then
CC=gcc
fi
if [ -z "${CXX:-}" ]; then
CXX=g++
fi
if [ "$osname" = Darwin ]; then
osver=$(uname -r | awk -F . '{print $1}')
# Possible $osver values:
# 9: Mac OS X 10.5 Leopard
# 10: Mac OS X 10.6 Snow Leopard
# 11: Mac OS X 10.7 Lion
# 12: OS X 10.8 Mountain Lion
# 13: OS X 10.9 Mavericks
# 14: OS X 10.10 Yosemite
# 15: OS X 10.11 El Capitan
# 16: macOS 10.12 Sierra
# 17: macOS 10.13 High Sierra
if [ "$osver" = 10 ]; then
# On Snow Leopard (10.6), build universal
archs="-arch i386 -arch x86_64"
CFLAGS="$CFLAGS $archs"
CXXFLAGS="$CXXFLAGS $archs"
fi
XCODE_VER=$(xcodebuild -version | sed -e 's/Xcode //' | head -n 1)
case "$XCODE_VER" in
4.2*|5.*|6.*|7.*|8.*)
# clang became the default compiler on Xcode 4.2
CC=clang
CXX=clang++
;;
esac
# Note: the macOS deployment target (used eg for option -mmacosx-version-min=10.<X>) is set
# in the script from the MACOSX_DEPLOYMENT_TARGET environment variable.
# To set it from the command-line, use e.g. "env MACOSX_DEPLOYMENT_TARGET=10.8 ../osmesa-install.sh"
# Similarly, the SDK root can be set using the SDKROOT environment variable, as in
# "env MACOSX_DEPLOYMENT_TARGET=10.8 SDKROOT=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk ../osmesa-install.sh"
if [ "$osmesadriver" = 4 ]; then
# "swr" (aka OpenSWR) is not supported on macOS,
# https://github.com/OpenSWR/openswr/issues/2
# https://github.com/OpenSWR/openswr-mesa/issues/11
osmesadriver=3
fi
if [ "$osver" = 10 ]; then
# On Snow Leopard, if using the system's gcci with libstdc++, build with llvm 3.4.2.
# If using libc++ (see https://trac.macports.org/wiki/LibcxxOnOlderSystems), compile
# everything with clang-5.0
if [ -f /opt/local/etc/macports/macports.conf ] && grep -q -e '^cxx_stdlib.*libc\+\+' /opt/local/etc/macports/macports.conf; then
if [[ $(type -P clang-mp-8.0) ]]; then
CC=clang-mp-8.0
CXX=clang++-mp-8.0
OSDEMO_LD="clang++-mp-8.0 -stdlib=libc++"
else
echo "Error: Please install clang 8 using the following command:"
echo "sudo port install clang-8.0"
fi
else
# This project is affected by a bug in Apple's gcc driver driver that was fixed in the apple-gcc42 port:
# https://github.com/macports/macports-ports/blob/master/lang/apple-gcc42/files/driverdriver-num_infiles.patch
# Use that or clang.
if [[ $(type -P clang-mp-3.4) ]]; then
CC=clang-mp-3.4
CXX=clang++-mp-3.4
elif [[ $(type -P gcc-apple-4.2) ]]; then
CC=gcc-apple-4.2
CXX=g++-apple-4.2
fi
if [ -z "${LLVM_VERSION+x}" ]; then
llvmversion=3.4.2
fi
fi
fi
fi
# tell curl to continue downloads and follow redirects
curlopts="-L -C -"
srcdir="$scriptdir"
echo "Mesa buid options:"
if [ "$debug" = 1 ]; then
echo "- debug"
else
echo "- release, non-debug"
fi
if [ "$mangled" = 1 ]; then
echo "- mangled (all function names start with mgl instead of gl)"
else
echo "- non-mangled"
fi
if [ "$osmesadriver" = 1 ]; then
echo "- classic osmesa software renderer"
elif [ "$osmesadriver" = 2 ]; then
echo "- softpipe Gallium renderer"
elif [ "$osmesadriver" = 3 ]; then
echo "- llvmpipe Gallium renderer"
if [ "$buildllvm" = 1 ]; then
echo "- also build and install LLVM $llvmversion in $llvmprefix"
fi
elif [ "$osmesadriver" = 4 ]; then
echo "- swr Gallium renderer"
if [ "$buildllvm" = 1 ]; then
echo "- also build and install LLVM $llvmversion in $llvmprefix"
fi
else
echo "Error: osmesadriver must be 1, 2, 3 or 4"
exit
fi
if [ "$clean" = 1 ]; then
echo "- clean sources"
fi
if [ -n "${MACOSX_DEPLOYMENT_TARGET+x}" ]; then
echo "- compile for deployment on macOS $MACOSX_DEPLOYMENT_TARGET (mmacosx-version-min=$MACOSX_DEPLOYMENT_TARGET)"
fi
if [ -n "${SDKROOT+x}" ]; then
echo "- OSX SDK root is $SDKROOT"
fi
# see https://stackoverflow.com/a/24067243
function version_gt() {
#test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1"; # requires GNU sort
test "$(printf '%s\n' "$@" sed 's/\b\([0-9]\)\b/0\1/g' versions.txt | sort | sed 's/\b0\([0-9]\)/\1/g' | head -n 1)" != "$1"; # version numbers can have two digits at most (i.e. 0 to 99)
}
# On MacPorts, building Mesa requires the following packages:
# sudo port install xorg-glproto xorg-libXext xorg-libXdamage xorg-libXfixes xorg-libxcb
llvmlibs=
if [ ! -d "$osmesaprefix" ] || [ ! -w "$osmesaprefix" ]; then
echo "Error: $osmesaprefix does not exist or is not user-writable, please create $osmesaprefix and make it user-writable"
exit
fi
if [ "$osmesadriver" = 3 ] || [ "$osmesadriver" = 4 ]; then
# see also https://wiki.qt.io/Cross_compiling_Mesa_for_Windows
if [ "$buildllvm" = 1 ]; then
if [ ! -d "$llvmprefix" ] || [ ! -w "$llvmprefix" ]; then
echo "Error: $llvmprefix does not exist or is not user-writable, please create $llvmprefix and make it user-writable"
exit
fi
# LLVM must be compiled with RRTI, see https://bugs.freedesktop.org/show_bug.cgi?id=90032
if [ "$clean" = 1 ]; then
rm -rf llvm-${llvmversion}.src
fi
archsuffix=xz
xzcat=xzcat
if [ $llvmversion = 3.4.2 ]; then
archsuffix=gz
xzcat="gzip -dc"
fi
# From Yosemite (14) gunzip can decompress xz files - but only if containing a tar archive.
if [ "$osname" = Darwin ] && [ "$osver" -ge 14 ]; then
xzcat="gzip -dc"
fi
if [ ! -f llvm-${llvmversion}.src.tar.$archsuffix ]; then
echo "* downloading LLVM ${llvmversion}..."
# the llvm we server doesnt' allow continuing partial downloads
curl $curlopts -O "http://www.llvm.org/releases/${llvmversion}/llvm-${llvmversion}.src.tar.$archsuffix"
fi
$xzcat llvm-${llvmversion}.src.tar.$archsuffix | tar xf -
cd llvm-${llvmversion}.src
echo "* building LLVM..."
cmake_archflags=
if [ $llvmversion = 3.4.2 ] && [ "$osname" = Darwin ] && [ "$osver" = 10 ]; then
if [ "$debug" = 1 ]; then
debugopts="--disable-optimized --enable-debug-symbols --enable-debug-runtime --enable-assertions"
else
debugopts="--enable-optimized --disable-debug-symbols --disable-debug-runtime --disable-assertions"
fi
# On Snow Leopard, build universal
# and use configure (as macports does)
# workaround a bug in Apple's shipped gcc driver-driver
if [ "$CXX" = "g++" ]; then
echo "static int ___ignoreme;" > tools/llvm-shlib/ignore.c
fi
env CC="$CC" CXX="$CXX" REQUIRES_RTTI=1 UNIVERSAL=1 UNIVERSAL_ARCH="i386 x86_64" ./configure --prefix="$llvmprefix" \
--enable-bindings=none --disable-libffi --disable-shared --enable-static --enable-jit --enable-pic \
--enable-targets=host --disable-profiling \
--disable-backtraces \
--disable-terminfo \
--disable-zlib \
$debugopts
env REQUIRES_RTTI=1 UNIVERSAL=1 UNIVERSAL_ARCH="i386 x86_64" make -j"${mkjobs}" install
echo "* installing LLVM..."
env REQUIRES_RTTI=1 UNIVERSAL=1 UNIVERSAL_ARCH="i386 x86_64" make install
else
cmakegen="Unix Makefiles" # can be "MSYS Makefiles" on MSYS
cmake_archflags=""
# llvm 4.0.1 patches from:
# https://github.com/macports/macports-ports/tree/edc0cff9e8a3b28964a48ae2a4ceddb5e617d906/lang/llvm-4.0
# llvm 5.0.2 patches from:
# https://github.com/macports/macports-ports/tree/b34bfd6652fad3994effcb1f14486c8ab5431a3b/lang/llvm-5.0
# ORC patch to fix building with GCC 8.x, see:
# https://bugzilla.redhat.com/show_bug.cgi?id=1540620
llvm_patches="\
0001-Fix-return-type-in-ORC-readMem-client-interface.patch \
0001-Set-the-Mach-O-CPU-Subtype-to-ppc7400-when-targeting.patch \
0002-Define-EXC_MASK_CRASH-and-MACH_EXCEPTION_CODES-if-th.patch \
0003-MacPorts-Only-Don-t-embed-the-deployment-target-in-t.patch \
0004-Fix-build-issues-pre-Lion-due-to-missing-a-strnlen-d.patch \
0005-Dont-build-LibFuzzer-pre-Lion-due-to-missing-__threa.patch \
0005-Threading-Only-call-pthread_setname_np-on-SnowLeopar.patch \
"
if [ "$osname" = Darwin ] && [ "$osver" = 10 ]; then
# On Snow Leopard, build universal
cmake_archflags="$cmake_archflags -DCMAKE_OSX_ARCHITECTURES=i386;x86_64"
# Proxy for eliminating the dependency on native TLS
# http://trac.macports.org/ticket/46887
#cmake_archflags="$cmake_archflags -DLLVM_ENABLE_BACKTRACES=OFF" # flag was added to the common flags below, we don't need backtraces anyway
# https://llvm.org/bugs/show_bug.cgi?id=25680
#configure.cxxflags-append -U__STRICT_ANSI__
fi
if [ "$osname" = Darwin ]; then
# Redundant - provided for older compilers that do not pass this option to the linker
# Address xcode/cmake error: compiler appears to require libatomic, but cannot find it.
cmake_archflags="$cmake_archflags -DLLVM_ENABLE_LIBCXX=ON"
if [ "$osver" -ge 12 ]; then
# From Mountain Lion onward. We are only building 64bit arch.
cmake_archflags="$cmake_archflags -DCMAKE_OSX_ARCHITECTURES=x86_64"
fi
# https://cmake.org/cmake/help/v3.0/variable/CMAKE_OSX_DEPLOYMENT_TARGET.html
if [ -n "${MACOSX_DEPLOYMENT_TARGET+x}" ]; then
cmake_archflags="$cmake_archflags -DCMAKE_OSX_DEPLOYMENT_TARGET=$MACOSX_DEPLOYMENT_TARGET"
fi
# https://cmake.org/cmake/help/v3.0/variable/CMAKE_OSX_SYSROOT.html
if [ -n "${SDKROOT+x}" ]; then
cmake_archflags="$cmake_archflags -DCMAKE_OSX_SYSROOT=$SDKROOT"
fi
fi
case "$osname" in
Msys*|MSYS*|MINGW*)
cmakegen="MSYS Makefiles"
#cmake_archflags="-DLLVM_ENABLE_CXX1Y=ON" # is that really what we want???????
cmake_archflags="-DLLVM_USE_CRT_DEBUG=MTd -DLLVM_USE_CRT_RELEASE=MT"
llvm_patches="msys2_add_pi.patch"
;;
esac
for i in $llvm_patches; do
if [ -f "$srcdir"/patches/llvm-$llvmversion/$i ]; then
echo "* applying patch $i"
patch -p1 -d . < "$srcdir"/patches/llvm-$llvmversion/$i
fi
done
mkdir build
cd build
if [ "$debug" = 1 ]; then
debugopts="-DCMAKE_BUILD_TYPE=Debug -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_INCLUDE_TESTS=ON -DLLVM_INCLUDE_EXAMPLES=ON"
else
debugopts="-DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=OFF -DLLVM_INCLUDE_TESTS=OFF -DLLVM_INCLUDE_EXAMPLES=OFF"
fi
env CC="$CC" CXX="$CXX" REQUIRES_RTTI=1 cmake -G "$cmakegen" .. -DCMAKE_C_COMPILER="$CC" -DCMAKE_CXX_COMPILER="$CXX" -DCMAKE_INSTALL_PREFIX="${llvmprefix}" \
-DLLVM_TARGETS_TO_BUILD="host" \
-DLLVM_ENABLE_RTTI=ON \
-DLLVM_REQUIRES_RTTI=ON \
-DBUILD_SHARED_LIBS=OFF \
-DBUILD_STATIC_LIBS=ON \
-DLLVM_ENABLE_FFI=OFF \
-DLLVM_BINDINGS_LIST=none \
-DLLVM_ENABLE_PEDANTIC=OFF \
-DLLVM_INCLUDE_TESTS=OFF \
-DLLVM_ENABLE_BACKTRACES=OFF \
-DLLVM_ENABLE_TERMINFO=OFF \
-DLLVM_ENABLE_ZLIB=OFF \
$debugopts $cmake_archflags
env REQUIRES_RTTI=1 make -j"${mkjobs}"
echo "* installing LLVM..."
env REQUIRES_RTTI=1 make install
cd ..
fi
cd ..
fi
llvmconfigbinary=
case "$osname" in
Msys*|MSYS*|MINGW*)
llvmconfigbinary="$llvmprefix/bin/llvm-config.exe"
;;
*)
llvmconfigbinary="$llvmprefix/bin/llvm-config"
;;
esac
# Check if llvm installed
if [ ! -x "$llvmconfigbinary" ]; then
# could not find installation.
if [ "$buildllvm" = 0 ]; then
# advise user to turn on automatic download, build and install option
echo "Error: $llvmconfigbinary does not exist, set environment variable LLVM_BUILD to 1 to automatically download and install llvm, as in:"
echo " env LLVM_BUILD=1 $0"
else
echo "Error: $llvmconfigbinary does not exist, please install LLVM with RTTI support in $llvmprefix"
echo " download the LLVM sources from llvm.org, and configure it with:"
echo " env CC=$CC CXX=$CXX cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=$llvmprefix -DBUILD_SHARED_LIBS=OFF -DLLVM_ENABLE_RTTI=1 -DLLVM_REQUIRES_RTTI=1 -DLLVM_ENABLE_PEDANTIC=0 $cmake_archflags"
echo " env REQUIRES_RTTI=1 make -j${mkjobs}"
fi
exit 1
else
if version_gt $("$llvmconfigbinary" --version) 4.0.1; then
echo "Warning: LLVM version is $($llvmconfigbinary --version), but this script was only tested with versions 3.3 to 4.0.1"
echo "Please modify this script and file a github issue if it works with this version."
echo "Continuing anyway after 10s."
sleep 10
fi
fi
llvmcomponents="engine mcjit"
if [ "$debug" = 1 ]; then
llvmcomponents="$llvmcomponents mcdisassembler"
fi
llvmlibs=$("${llvmconfigbinary}" --ldflags --libs $llvmcomponents)
if "${llvmconfigbinary}" --help 2>&1 | grep -q system-libs; then
llvmlibsadd=$("${llvmconfigbinary}" --system-libs)
else
# on old llvm, system libs are in the ldflags
llvmlibsadd=$("${llvmconfigbinary}" --ldflags)
fi
llvmlibs="$llvmlibs $llvmlibsadd"
fi
if [ "$clean" = 1 ]; then
rm -rf "mesa-$mesaversion" "mesa-demos-$demoversion" "glu-$gluversion"
fi
if [ ! -f "mesa-${mesaversion}.tar.gz" ]; then
echo "* downloading Mesa ${mesaversion}..."
curl $curlopts -O "ftp://ftp.freedesktop.org/pub/mesa/mesa-${mesaversion}.tar.gz" || curl $curlopts -O "ftp://ftp.freedesktop.org/pub/mesa/older-versions/${mesaversion/.*/.x}/mesa-${mesaversion}.tar.gz"
fi
tar zxf "mesa-${mesaversion}.tar.gz"
# apply patches from MacPorts
echo "* applying patches..."
#add_pi.patch still valid with Mesa 17.0.3
#gallium-once-flag.patch only for Mesa < 12.0.1
#gallium-osmesa-threadsafe.patch still valid with Mesa 17.0.3
#glapi-getproc-mangled.patch only for Mesa < 11.2.2
#install-GL-headers.patch still valid with Mesa 17.0.3
#lp_scene-safe.patch still valid with Mesa 17.0.3
#mesa-glversion-override.patch
#osmesa-gallium-driver.patch still valid with Mesa 17.0.3
#redefinition-of-typedef-nirshader.patch only for Mesa 12.0.x
#scons25.patch only for Mesa < 12.0.1
#scons-llvm-3-9-libs.patch still valid with Mesa 17.0.3
#swr-sched.patch still valid with Mesa 17.0.3
#disable_shader_cache.patch still valid with Mesa 17.1.6 and should be applied on Mavericks and earlier (may be fixed later, check https://trac.macports.org/ticket/54638#comment:8)
#osmesa-gl-DispatchTSD.patch still valid with Mesa 17.1.10
#osmesa-configure-ac.patch still valid with Mesa 17.1.10
PATCHES="\
add_pi.patch \
gallium-once-flag.patch \
gallium-osmesa-threadsafe.patch \
glapi-getproc-mangled.patch \
install-GL-headers.patch \
lp_scene-safe.patch \
mesa-glversion-override.patch \
osmesa-gallium-driver.patch \
redefinition-of-typedef-nirshader.patch \
scons25.patch \
scons-llvm-3-9-libs.patch \
swr-sched.patch \
scons-swr-cc-arch.patch \
msys2_scons_fix.patch \
osmesa-gl-DispatchTSD.patch \
osmesa-configure-ac.patch \
"
if [ "$osname" = Darwin ] && [ "$osver" -lt 14 ]; then
# See https://trac.macports.org/ticket/54638
# See https://trac.macports.org/ticket/54643
PATCHES="$PATCHES disable_shader_cache.patch"
fi
#if mangled, add mgl_export (for mingw)
if [ "$mangled" = 1 ]; then
PATCHES="$PATCHES mgl_export.patch"
fi
# mingw-specific patches (for maintainability, prefer putting everything in the main patch list)
mingw=0
case "$osname" in
Msys*|MSYS*|MINGW*)
mingw=1
;;
esac
if [ "$mingw" = 1 ]; then
PATCHES="$PATCHES scons31-python39-001.patch scons31-python39-002.patch"
fi
if [ "$osname" = Darwin ]; then
# patches for Mesa 12.0.1 from
# https://github.com/macports/macports-ports/tree/master/x11/mesa/files
PATCHES="$PATCHES \
0001-mesa-Deal-with-size-differences-between-GLuint-and-G.patch \
0002-applegl-Provide-requirements-of-_SET_DrawBuffers.patch \
0003-glext.h-Add-missing-include-of-stddef.h-for-ptrdiff_.patch \
5002-darwin-Suppress-type-conversion-warnings-for-GLhandl.patch \
static-strndup.patch \
no-missing-prototypes-error.patch \
o-cloexec.patch \
patch-include-GL-mesa_glinterop_h.diff \
"
fi
for i in $PATCHES; do
if [ -f "$srcdir/patches/mesa-$mesaversion/$i" ]; then
echo "* applying patch $i"
patch -p1 -d "mesa-${mesaversion}" < "$srcdir/patches/mesa-$mesaversion/$i"
fi
done
cd "mesa-${mesaversion}"
echo "* fixing gl_mangle.h..."
# edit include/GL/gl_mangle.h, add ../GLES*/gl[0-9]*.h to the "files" variable and change GLAPI in the grep line to GL_API
gles=
for h in GLES/gl.h GLES2/gl2.h GLES3/gl3.h GLES3/gl31.h GLES3/gl32.h; do
if [ -f include/$h ]; then
gles="$gles ../$h"
fi
done
(cd include/GL; sed -e '[email protected] [email protected] glext.h '"$gles"'@' -e 's@\^GLAPI@^GL_\\?API@' -i.orig gl_mangle.h)
(cd include/GL; sh ./gl_mangle.h > gl_mangle.h.new && mv gl_mangle.h.new gl_mangle.h)
echo "* fixing src/mapi/glapi/glapi_getproc.c..."
# functions in the dispatch table sre not stored with the mgl prefix
sed -i.bak -e 's/MANGLE/MANGLE_disabled/' src/mapi/glapi/glapi_getproc.c
echo "* building Mesa..."
case "$osname" in
Msys*|MSYS*|MINGW*)
####################################################################
# Windows build uses scons
case "$osname" in
MINGW64_NT-*)
scons_machine="x86_64"
;;
*)
scons_machine="x86"
;;
esac
scons_cflags="$CFLAGS"
scons_cxxflags="$CXXFLAGS -std=c++11"
scons_ldflags="-s"
if [ "$shared" = 0 ]; then
scons_ldflags="-static $scons_ldflags"
fi
if [ "$mangled" = 1 ]; then
scons_cflags="-DUSE_MGL_NAMESPACE"
fi
if [ "$debug" = 1 ]; then
scons_build="debug"
else
scons_build="release"
fi
if [ "$osmesadriver" = 3 ] || [ "$osmesadriver" = 4 ]; then
scons_llvm=yes
else
scons_llvm=no
fi
if [ "$osmesadriver" = 4 ]; then
scons_swr=1
else
scons_swr=0
fi
mkdir -p "$osmesaprefix/include" "$osmesaprefix/lib/pkgconfig"
env LLVM_CONFIG="$llvmconfigbinary" LLVM="$llvmprefix" CFLAGS="$scons_cflags" CXXFLAGS="$scons_cxxflags" LDFLAGS="$scons_ldflags" scons build="$scons_build" platform=windows toolchain=mingw machine="$scons_machine" texture_float=yes llvm="$scons_llvm" swr="$scons_swr" verbose=yes osmesa
cp "build/windows-$scons_machine/gallium/targets/osmesa/osmesa.dll" "$osmesaprefix/lib/osmesa.dll"
cp "build/windows-$scons_machine/gallium/targets/osmesa/libosmesa.a" "$osmesaprefix/lib/libMangledOSMesa32.a"
cp -a "include/GL" "$osmesaprefix/include/" || exit 1
cat <<EOF > "$osmesaprefix/lib/pkgconfig/osmesa.pc"
prefix=${osmesaprefix}
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include
Name: osmesa
Description: Mesa Off-screen Rendering library
Requires:
Version: $mesaversion
Libs: -L\${libdir} -lMangledOSMesa32
Cflags: -I\${includedir}
EOF
cp $osmesaprefix/lib/pkgconfig/osmesa.pc $osmesaprefix/lib/pkgconfig/gl.pc
# end of SCons build
####################################################################
;;
*)
####################################################################
# Unix builds use configure
test -f Mafefile && make -j"${mkjobs}" distclean # if in an existing build
autoreconf -fi
confopts="\
--disable-dependency-tracking \
--enable-texture-float \
--disable-gles1 \
--disable-gles2 \
--disable-dri \
--disable-dri3 \
--disable-glx \
--disable-glx-tls \
--disable-egl \
--disable-gbm \
--disable-xvmc \
--disable-vdpau \
--disable-omx \
--disable-va \
--disable-opencl \
--disable-shared-glapi \
--disable-driglx-direct \
--with-dri-drivers= \
--with-osmesa-bits=32 \
--with-egl-platforms= \
--prefix=$osmesaprefix \
"
if [ "$shared" = 1 ]; then
confopts="$confopts --enable-shared --disable-static"
else
confopts="$confopts --disable-shared --enable-static"
fi
if [ "$osmesadriver" = 1 ]; then
# pure osmesa (swrast) OpenGL 2.1, GLSL 1.20
confopts="${confopts} \
--enable-osmesa \
--disable-gallium-osmesa \
--disable-gallium-llvm \
--with-gallium-drivers= \
"
elif [ "$osmesadriver" = 2 ]; then
# gallium osmesa (softpipe) OpenGL 3.0, GLSL 1.30
confopts="${confopts} \
--disable-osmesa \
--enable-gallium-osmesa \
--disable-gallium-llvm \
--with-gallium-drivers=swrast \
"
elif [ "$osmesadriver" = 3 ]; then
# gallium osmesa (llvmpipe) OpenGL 3.0, GLSL 1.30
confopts="${confopts} \
--disable-osmesa \
--enable-gallium-osmesa \
--enable-gallium-llvm=yes \
--with-llvm-prefix=$llvmprefix \
--disable-llvm-shared-libs \
--with-gallium-drivers=swrast \
"
else
# gallium osmesa (swr) OpenGL 3.0, GLSL 1.30
confopts="${confopts} \
--disable-osmesa \
--enable-gallium-osmesa \
--with-llvm-prefix=$llvmprefix \
--disable-llvm-shared-libs \
--with-gallium-drivers=swrast,swr \
"
fi
if [ "$debug" = 1 ]; then
confopts="${confopts} \
--enable-debug"
fi
if [ "$mangled" = 1 ]; then
confopts="${confopts} \
--enable-mangling"
#sed -i.bak -e 's/"gl"/"mgl"/' src/mapi/glapi/gen/remap_helper.py
#rm src/mesa/main/remap_helper.h
fi
if [ "$osname" = Darwin ]; then
osxflags=""
if [ "$osver" -ge 12 ]; then
# From Mountain Lion onward so we are only building 64bit arch.
osxflags="$osxflags -arch x86_64"
fi
if [ -n "${MACOSX_DEPLOYMENT_TARGET+x}" ]; then
osxflags="$osxflags -mmacosx-version-min=$MACOSX_DEPLOYMENT_TARGET"
fi
if [ -n "${SDKROOT+x}" ]; then
osxflags="$osxflags -isysroot $SDKROOT"
fi
if [ -n "$osxflags" ]; then
CFLAGS="$CFLAGS $osxflags"
CXXFLAGS="$CXXFLAGS $osxflags"
fi
fi
env CC="$CC" CXX="$CXX" PTHREADSTUBS_CFLAGS=" " PTHREADSTUBS_LIBS=" " ./configure ${confopts} CC="$CC" CFLAGS="$CFLAGS" CXX="$CXX" CXXFLAGS="$CXXFLAGS"
make -j"${mkjobs}"
echo "* installing Mesa..."
make install
if [ "$osname" = Darwin ] && [ "$shared" = 0 ]; then
# fix the following error:
#Undefined symbols for architecture x86_64:
# "_lp_dummy_tile", referenced from:
# _lp_rast_create in libMangledOSMesa32.a(lp_rast.o)
# _lp_setup_set_fragment_sampler_views in libMangledOSMesa32.a(lp_setup.o)
#ld: symbol(s) not found for architecture x86_64
#clang: error: linker command failed with exit code 1 (use -v to see invocation)
for f in "$osmesaprefix/lib/"lib*.a; do
ranlib -c "$f"
done
fi
# End of configure-based build
####################################################################
;;
esac
cd ..
if [ ! -f glu-${gluversion}.tar.bz2 ]; then
echo "* downloading GLU ${gluversion}..."
curl $curlopts -O "ftp://ftp.freedesktop.org/pub/mesa/glu/glu-${gluversion}.tar.bz2"
fi
tar jxf glu-${gluversion}.tar.bz2
cd glu-${gluversion}
echo "* building GLU..."
confopts="\
--disable-dependency-tracking \
--enable-osmesa \
--prefix=$osmesaprefix"
if [ "$shared" = 1 ]; then
confopts="${confopts} --disable-static --enable-shared"
else
confopts="${confopts} --enable-static --disable-shared"
fi
if [ "$mangled" = 1 ]; then
confopts="${confopts} \
CPPFLAGS=-DUSE_MGL_NAMESPACE"
fi
env PKG_CONFIG_PATH="${PKG_CONFIG_PATH:+${PKG_CONFIG_PATH}:}${osmesaprefix}/lib/pkgconfig" ./configure ${confopts} CFLAGS="$CFLAGS" CXXFLAGS="$CXXFLAGS"
make -j"${mkjobs}"
echo "* installing GLU..."
make install
if [ "$mangled" = 1 ]; then
if [ "$shared" = 0 ]; then
mv "$osmesaprefix/lib/libGLU.a" "$osmesaprefix/lib/libMangledGLU.a"
mv "$osmesaprefix/lib/libGLU.la" "$osmesaprefix/lib/libMangledGLU.la"
sed -e s/libGLU/libMangledGLU/g -i.bak "$osmesaprefix/lib/libMangledGLU.la"
sed -e s/-lGLU/-lMangledGLU/g -i.bak "$osmesaprefix/lib/pkgconfig/glu.pc"
fi
fi
if [ "$buildosdemo" = 1 ]; then
# build the demo
cd ..
if [ ! -f mesa-demos-${demoversion}.tar.bz2 ]; then
echo "* downloading Mesa Demos ${demoversion}..."
curl $curlopts -O "ftp://ftp.freedesktop.org/pub/mesa/demos/${demoversion}/mesa-demos-${demoversion}.tar.bz2"
fi
tar jxf mesa-demos-${demoversion}.tar.bz2
cd mesa-demos-${demoversion}/src/osdemos
echo "* building Mesa Demo..."
# We need to include gl_mangle.h and glu_mangle.h, because osdemo32.c doesn't include them
CFLAGS="$CFLAGS -fpermissive"
INCLUDES="-include $osmesaprefix/include/GL/gl.h -include $osmesaprefix/include/GL/glu.h"
if [ "$mangled" = 1 ]; then
INCLUDES="-include $osmesaprefix/include/GL/gl_mangle.h -include $osmesaprefix/include/GL/glu_mangle.h $INCLUDES"
LIBS32="-lMangledOSMesa32 -lMangledGLU"
else
LIBS32="-lOSMesa32 -lGLU"
fi
if [ -z "${OSDEMO_LD:-}" ]; then
OSDEMO_LD="$CXX"
fi
if [ "$osname" = Darwin ] || [ "$osname" = Linux ]; then
# strange, got 'Undefined symbols for architecture x86_64' without zlib for both llvmpipe and softpipe drivers.
# missing symbols are _deflate, _deflateEnd, _deflateInit_, _inflate, _inflateEnd and _inflateInit
LIBS32="$LIBS32 -lz"
fi
echo "$OSDEMO_LD $CFLAGS -I$osmesaprefix/include -I../../src/util $INCLUDES -o osdemo32 osdemo32.c -L$osmesaprefix/lib $LIBS32 $llvmlibs"
if [ "$osname" = Darwin ] || [ "$osname" = Linux ]; then
allowfail=false
else
# build on windows may fail because osmesa is a dll but glu is not, thus:
#G:\msys64\tmp\mingw32\cclAYXEC.o:osdemo32.c:(.text.startup+0x11f): undefined reference to `_imp__mgluNewQuadric@0'
#G:\msys64\tmp\mingw32\cclAYXEC.o:osdemo32.c:(.text.startup+0x480): undefined reference to `_imp__mgluCylinder@36'
#G:\msys64\tmp\mingw32\cclAYXEC.o:osdemo32.c:(.text.startup+0x4f8): undefined reference to `_imp__mgluSphere@20'
#G:\msys64\tmp\mingw32\cclAYXEC.o:osdemo32.c:(.text.startup+0x513): undefined reference to `_imp__mgluDeleteQuadric@4'
#collect2.exe: error: ld returned 1 exit status
allowfail=true
fi
$OSDEMO_LD $CFLAGS -I$osmesaprefix/include -I../../src/util $INCLUDES -o osdemo32 osdemo32.c -L$osmesaprefix/lib $LIBS32 $llvmlibs || ./osdemo32 image32.tga || $allowfail
$OSDEMO_LD $CFLAGS -I$osmesaprefix/include -I../../src/util $INCLUDES -o osdemo16 osdemo16.c -L$osmesaprefix/lib $LIBS32 $llvmlibs || ./osdemo16 image16.tga || $allowfail
$OSDEMO_LD $CFLAGS -I$osmesaprefix/include -I../../src/util $INCLUDES -o osdemo osdemo.c -L$osmesaprefix/lib $LIBS32 $llvmlibs || ./osdemo image.tga || $allowfail
# results are in image32.tga image16.tga image.tga
fi # buildosdemo == 1
exit
# Useful information:
# Configuring osmesa 9.2.2:
# http://www.paraview.org/Wiki/ParaView/ParaView_And_Mesa_3D#OSMesa.2C_Mesa_without_graphics_hardware
# MESA_GL_VERSION_OVERRIDE an OSMesa should not be used before Mesa 11.2,
# + patch for earlier versions:
# https://cmake.org/pipermail/paraview/2015-December/035804.html
# patch: http://public.kitware.com/pipermail/paraview/attachments/20151217/4854b0ad/attachment.bin
# llvmpipe vs swrast benchmarks:
# https://cmake.org/pipermail/paraview/2015-December/035807.html
#env MESA_GL_VERSION_OVERRIDE=3.2 MESA_GLSL_VERSION_OVERRIDE=150 ./osdemo32
# Local Variables:
# indent-tabs-mode: nil
# sh-basic-offset: 4
# sh-indentation: 4