From cc9a1811fd93971ae8c0d3bdc8d60102ce58556e Mon Sep 17 00:00:00 2001
From: Benji Dial <benji@benjidial.net>
Date: Wed, 31 Jul 2024 19:53:02 -0400
Subject: redo build system

---
 setup.sh | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 setup.sh

(limited to 'setup.sh')

diff --git a/setup.sh b/setup.sh
new file mode 100644
index 0000000..bb20c18
--- /dev/null
+++ b/setup.sh
@@ -0,0 +1,76 @@
+#!/bin/sh
+
+LIMINE_TAG=v7.5.1
+MINTSUKI_HEADERS_COMMIT=dd3abd2d7147efc4170dff478d3b7730bed14147
+BINUTILS_TAG=binutils-2_42
+GCC_TAG=releases/gcc-14.1.0
+
+PROJECT_ROOT="$(pwd)"
+
+if [ -e .setup-complete ]; then
+  echo setup has already completed. refusing to run again.
+  echo to run again anyway, delete .setup-complete
+  echo to clean the dependencies, run clean-dependencies.sh
+  exit 1
+fi
+
+if [ -e .setup-started ]; then
+  echo setup has already been started, but failed. refusing to run again.
+  echo to run again anyway, delete .setup-started
+  echo to clean the dependencies, run clean-dependencies.sh
+  exit 1
+fi
+
+if [ -z "$MAKEOPTS" ]; then
+  MAKEOPTS=-j$(nproc)
+fi
+
+touch .setup-started
+
+set -e
+
+mkdir -p dependencies toolchain/usr
+cd dependencies
+
+git clone --depth 1 -b "$LIMINE_TAG" https://github.com/limine-bootloader/limine limine
+cd limine
+./bootstrap
+./configure --enable-bios --enable-bios-cd
+make $MAKEOPTS
+cd ..
+
+git clone --depth 1 https://github.com/osdev0/freestanding-headers mintsuki-headers
+cd mintsuki-headers
+git fetch --depth=1 origin "$MINTSUKI_HEADERS_COMMIT"
+git checkout "$MINTSUKI_HEADERS_COMMIT"
+patch stddef.h "$PROJECT_ROOT"/patches/mintsuki-stddef.patch
+cd ..
+
+git clone --depth 1 -b "$BINUTILS_TAG" https://sourceware.org/git/binutils-gdb binutils
+mkdir binutils/build
+cd binutils/build
+../configure --disable-gdb --target=x86_64-elf --prefix="$PROJECT_ROOT"/toolchain/usr
+make $MAKEOPTS
+make $MAKEOPTS install
+cd ../..
+
+git clone --depth 1 -b "$GCC_TAG" https://gcc.gnu.org/git/gcc gcc
+mkdir gcc/build
+cd gcc/build
+../configure --disable-fixed-point --disable-gcov --disable-multilib \
+  --disable-shared --disable-hosted-libstdcxx --enable-languages=c++ \
+  --target=x86_64-elf --enable-cstdio=stdio_pure \
+  --prefix="$PROJECT_ROOT"/toolchain/usr --without-headers \
+  --enable-cxx-flags=-mno-sse
+make $MAKEOPTS all-gcc
+make $MAKEOPTS install-gcc
+make $MAKEOPTS all-target-libgcc
+make $MAKEOPTS install-target-libgcc
+make $MAKEOPTS all-target-libstdc++-v3
+make $MAKEOPTS install-target-libstdc++-v3
+patch "$PROJECT_ROOT"/toolchain/usr/x86_64-elf/include/c++/14.1.0/memory \
+      "$PROJECT_ROOT"/patches/gcc-memory.patch
+cd ../..
+
+cd ..
+touch .setup-complete
-- 
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