From 0fee54ef37e0dc63946e8a064565f21acfad8d0b Mon Sep 17 00:00:00 2001
From: Tee KOBAYASHI <xtkoba@gmail.com>
Date: Mon, 27 Dec 2021 23:28:18 +0900
Subject: [PATCH] ldc: Build cross binutils

---
 packages/ldc/build.sh | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/packages/ldc/build.sh b/packages/ldc/build.sh
index bec94e923..755d64582 100644
--- a/packages/ldc/build.sh
+++ b/packages/ldc/build.sh
@@ -10,20 +10,23 @@ TERMUX_PKG_VERSION+=(1.27.1)
 TERMUX_PKG_VERSION+=(12.0.1)  # LLVM version
 TERMUX_PKG_VERSION+=(2.097.1) # TOOLS version
 TERMUX_PKG_VERSION+=(1.26.1)  # DUB version
+TERMUX_PKG_VERSION+=(2.37)    # GNU Binutils version
 
 TERMUX_PKG_SRCURL=(https://github.com/ldc-developers/ldc/releases/download/v${TERMUX_PKG_VERSION}/ldc-${TERMUX_PKG_VERSION}-src.tar.gz
 		   https://github.com/ldc-developers/llvm-project/releases/download/ldc-v${TERMUX_PKG_VERSION[1]}/llvm-${TERMUX_PKG_VERSION[1]}.src.tar.xz
 		   https://github.com/llvm/llvm-project/releases/download/llvmorg-${TERMUX_PKG_VERSION[1]}/libunwind-${TERMUX_PKG_VERSION[1]}.src.tar.xz
 		   https://github.com/dlang/tools/archive/v${TERMUX_PKG_VERSION[2]}.tar.gz
 		   https://github.com/dlang/dub/archive/v${TERMUX_PKG_VERSION[3]}.tar.gz
-		   https://github.com/ldc-developers/ldc/releases/download/v${TERMUX_PKG_VERSION}/ldc2-${TERMUX_PKG_VERSION}-linux-x86_64.tar.xz)
+		   https://github.com/ldc-developers/ldc/releases/download/v${TERMUX_PKG_VERSION}/ldc2-${TERMUX_PKG_VERSION}-linux-x86_64.tar.xz
+		   https://mirrors.kernel.org/gnu/binutils/binutils-${TERMUX_PKG_VERSION[4]}.tar.xz)
 TERMUX_PKG_SHA256=(93c8f500b39823dcdabbd73e1bcb487a1b93cb9a60144b0de1c81ab50200e59c
 		   9fc126f4ddfc80c5135ab182b3a4e8764282c15b9462161f8fb0c5ee00126f89
 		   0bea6089518395ca65cf58b0a450716c5c99ce1f041079d3aa42d280ace15ca4
 		   e42c3bac10266e44cb4939124fce0392ce155979c1791981e30d8166f44c03ab
 		   1e458599306bdfbe498418363c0e375bd75e9ae99676033ef3035f43cbd43dfd
-		   48d68e0747dc17b9b0d2799a2fffdc5ddaf986c649283c784830f19c4c82830c)
-TERMUX_PKG_DEPENDS="clang, libc++, zlib"
+		   48d68e0747dc17b9b0d2799a2fffdc5ddaf986c649283c784830f19c4c82830c
+		   820d9724f020a3e69cb337893a0b63c2db161dadcb0e06fc11dc29eb1e84a32c)
+TERMUX_PKG_DEPENDS="binutils, clang, libc++, zlib"
 TERMUX_PKG_NO_STATICSPLIT=true
 TERMUX_PKG_HOSTBUILD=true
 TERMUX_PKG_FORCE_CMAKE=true
@@ -55,6 +58,7 @@ termux_step_post_get_source() {
 	mv libunwind-${TERMUX_PKG_VERSION[1]}.src libunwind
 	mv tools-${TERMUX_PKG_VERSION[2]} dlang-tools
 	mv dub-${TERMUX_PKG_VERSION[3]} dub
+	mv binutils-${TERMUX_PKG_VERSION[4]} binutils
 
 	# Exclude MLIR
 	rm -Rf llvm/projects/mlir
@@ -64,6 +68,18 @@ termux_step_post_get_source() {
 }
 
 termux_step_host_build() {
+	_BINUTILS_PREFIX=$TERMUX_PKG_HOSTBUILD_DIR/prefix
+	mkdir -p binutils
+	pushd binutils
+	$TERMUX_PKG_SRCDIR/binutils/configure \
+		--prefix=$_BINUTILS_PREFIX \
+		--target=$TERMUX_HOST_PLATFORM
+	make -j $TERMUX_MAKE_PROCESSES
+	make install
+	popd
+
+	_BINUTILS_BIN=$_BINUTILS_PREFIX/$TERMUX_HOST_PLATFORM/bin
+
 	termux_setup_cmake
 	termux_setup_ninja
 
@@ -79,6 +95,7 @@ termux_step_host_build() {
 
 # Just before CMake invokation for LLVM:
 termux_step_pre_configure() {
+	export PATH=$_BINUTILS_BIN:$PATH
 	if [ "$TERMUX_ARCH" == "arm" ]; then
 		# [...]/ldc/src/llvm/projects/compiler-rt/lib/builtins/clear_cache.c:85:20:
 		# error: write to reserved register 'R7'