1 files changed, 118 insertions, 0 deletions
diff --git a/build/unix/build-gcc/build-gcc.sh b/build/unix/build-gcc/build-gcc.sh
new file mode 100755
index 0000000000..a7760fa098
--- /dev/null
+++ b/build/unix/build-gcc/build-gcc.sh
@@ -0,0 +1,118 @@
+#!/bin/bash
+
+set -e
+set -x
+
+make_flags="-j$(nproc)"
+
+prepare_mingw() {
+  export prefix=/tools/mingw32
+  export install_dir=$root_dir$prefix
+  mkdir -p $install_dir
+  export PATH=$PATH:$install_dir/bin/
+
+  cd $root_dir
+
+  git clone -n git://git.code.sf.net/p/mingw-w64/mingw-w64
+  pushd mingw-w64
+  git checkout $mingw_version # Asserts the integrity of the checkout (Right?)
+  popd
+}
+
+apply_patch() {
+  if [ $# -ge 2 ]; then
+    pushd $root_dir/$1
+    shift
+  else
+    pushd $root_dir/gcc-source
+  fi
+  patch -p1 < $1
+  popd
+}
+
+build_binutils() {
+  # if binutils_configure_flags is not set at all, give it the default value
+  if [ -z "${binutils_configure_flags+xxx}" ];
+  then
+    # gold is disabled because we don't use it on automation, and also we ran into
+    # some issues with it using this script in build-clang.py.
+    #
+    # --enable-targets builds extra target support in ld.
+    # Enabling aarch64 support brings in arm support, so we don't need to specify that too.
+    #
+    # It is important to have the binutils --target and the gcc --target match,
+    # so binutils will install binaries in a place that gcc will look for them.
+    binutils_configure_flags="--enable-targets=aarch64-unknown-linux-gnu --build=x86_64-unknown-linux-gnu --target=x86_64-unknown-linux-gnu --disable-gold --enable-plugins --disable-nls --with-sysroot=/"
+  fi
+
+  mkdir $root_dir/binutils-objdir
+  pushd $root_dir/binutils-objdir
+  ../binutils-source/configure --prefix=${prefix-/tools/gcc}/ $binutils_configure_flags
+  make $make_flags
+  make install $make_flags DESTDIR=$root_dir
+  export PATH=$root_dir/${prefix-/tools/gcc}/bin:$PATH
+  popd
+}
+
+build_gcc() {
+  # Be explicit about --build and --target so header and library install
+  # directories are consistent.
+  local target="${1:-x86_64-unknown-linux-gnu}"
+
+  mkdir $root_dir/gcc-objdir
+  pushd $root_dir/gcc-objdir
+  ../gcc-source/configure --prefix=${prefix-/tools/gcc} --build=x86_64-unknown-linux-gnu --target="${target}" --enable-languages=c,c++  --disable-nls --disable-gnu-unique-object --enable-__cxa_atexit --with-arch-32=pentiumpro --with-sysroot=/
+  make $make_flags
+  make $make_flags install DESTDIR=$root_dir
+
+  cd $root_dir/tools
+  ln -s gcc gcc/bin/cc
+
+  tar caf $root_dir/gcc.tar.xz gcc/
+  popd
+}
+
+build_gcc_and_mingw() {
+  mkdir gcc-objdir
+  pushd gcc-objdir
+  ../gcc-source/configure --prefix=$install_dir --target=i686-w64-mingw32 --with-gnu-ld --with-gnu-as --disable-multilib --enable-threads=posix
+  make $make_flags all-gcc
+  make $make_flags install-gcc
+  popd
+
+  mkdir mingw-w64-headers32
+  pushd mingw-w64-headers32
+  ../mingw-w64/mingw-w64-headers/configure --host=i686-w64-mingw32 --prefix=$install_dir/i686-w64-mingw32/ --enable-sdk=all --enable-secure-api --enable-idl
+  make $make_flags install
+  popd
+
+  mkdir mingw-w64-crt32
+  pushd mingw-w64-crt32
+  ../mingw-w64/mingw-w64-crt/configure --host=i686-w64-mingw32 --prefix=$install_dir/i686-w64-mingw32/
+  make
+  make install
+  popd
+
+  mkdir mingw-w64-pthread
+  pushd mingw-w64-pthread
+  ../mingw-w64/mingw-w64-libraries/winpthreads/configure --host=i686-w64-mingw32 --prefix=$install_dir/i686-w64-mingw32/
+  make
+  make install
+  popd
+
+  pushd gcc-objdir
+  make
+  make install
+  popd
+
+  mkdir widl32
+  pushd widl32
+  ../mingw-w64/mingw-w64-tools/widl/configure --prefix=$install_dir --target=i686-w64-mingw32
+  make
+  make install
+  popd
+
+  pushd $(dirname $install_dir)
+  tar caf $root_dir/mingw32.tar.xz $(basename $install_dir)/
+  popd
+}