From fb7ee2330bfe679037d6b4ac37622ab5b1a16fa5 Mon Sep 17 00:00:00 2001
From: Ella Stanforth <23418164+Ella-0@users.noreply.github.com>
Date: Sun, 26 Dec 2021 14:30:09 +0000
Subject: [PATCH] add bootstrap packages

---
 bootstrap/README.md     |  3 +++
 bootstrap/rust/boot.sh  | 49 +++++++++++++++++++++++++++++++++++++++++
 bootstrap/rust/build.sh | 36 ++++++++++++++++++++++++++++++
 3 files changed, 88 insertions(+)
 create mode 100644 bootstrap/README.md
 create mode 100755 bootstrap/rust/boot.sh
 create mode 100644 bootstrap/rust/build.sh

diff --git a/bootstrap/README.md b/bootstrap/README.md
new file mode 100644
index 0000000..36853bf
--- /dev/null
+++ b/bootstrap/README.md
@@ -0,0 +1,3 @@
+# Bootstrap
+These packages are not meant to be used in a complete Iglunix system but are
+ment as a stepping stone to build the full packages.
diff --git a/bootstrap/rust/boot.sh b/bootstrap/rust/boot.sh
new file mode 100755
index 0000000..3cc417e
--- /dev/null
+++ b/bootstrap/rust/boot.sh
@@ -0,0 +1,49 @@
+#!/bin/sh
+
+ARCH=aarch64
+CHAN=beta
+LIBUNWIND=/usr/lib/libunwind.so.1
+
+mkdir -p build
+
+echo 'Downloading rust tar'
+stat build/rust.tar > /dev/null 2> /dev/null \
+|| curl "https://static.rust-lang.org/dist/rust-$CHAN-$ARCH-unknown-linux-musl.tar.gz" -o build/rust.tar
+
+echo 'Extracting rust tar'
+stat build/rust-$CHAN-$ARCH-unknown-linux-musl > /dev/null 2> /dev/null \
+|| tar -xf build/rust.tar -C build
+
+echo 'Building libgcc_s.so'
+stat build/libgcc_s.so > /dev/null 2> /dev/null \
+|| clang -shared -o build/libgcc_s.so \
+-Wl,--allow-multiple-definition -Wl,--whole-archive \
+$(clang -print-libgcc-file-name)
+
+mkdir -p build/rust-root
+
+echo 'Installing rust to rust-root'
+
+stat build/rust-root/lib/rustlib/uninstall.sh > /dev/null 2> /dev/null \
+|| ./build/rust-$CHAN-$ARCH-unknown-linux-musl/install.sh \
+--disable-ldconfig \
+--destdir=$(pwd)/build/rust-root \
+--prefix=/
+
+# Can't just symlink here 'cause rustc needs __clear_cache which isn't exposed
+# by libunwind
+echo 'Copying libgcc_s shim'
+stat $(pwd)/build/rust-root/lib/libgcc_s.so.1 > /dev/null 2> /dev/null \
+|| cp $(pwd)/build/libgcc_s.so $(pwd)/build/rust-root/lib/libgcc_s.so.1
+
+# Symlink libunwind for dynamic builds to link to
+echo 'Symlinking libunwind'
+stat $(pwd)/build/rust-root/lib/rustlib/aarch64-unknown-linux-musl/lib/libgcc_s.so > /dev/null 2> /dev/null \
+|| ln -sr $LIBUNWIND $(pwd)/build/rust-root/lib/rustlib/aarch64-unknown-linux-musl/lib/libgcc_s.so
+
+export RUSTC=$(pwd)/build/rust-root/bin/rustc
+
+echo "Checking Sanity"
+
+$RUSTC sanity.rs -C target-feature=-crt-static -o build/sanity
+./build/sanity
diff --git a/bootstrap/rust/build.sh b/bootstrap/rust/build.sh
new file mode 100644
index 0000000..ba67806
--- /dev/null
+++ b/bootstrap/rust/build.sh
@@ -0,0 +1,36 @@
+pkgname=rust
+pkgver=beta
+
+fetch() {
+	stat rust.tar.gz > /dev/null 2> /dev/null \
+	|| curl "https://static.rust-lang.org/dist/rust-$pkgver-$ARCH-unknown-linux-musl.tar.gz" -o rust.tar.gz
+
+	stat rust-$pkgver-$ARCH-unknown-linux-musl > /dev/null 2> /dev/null \
+	|| tar -xf rust.tar.gz
+}
+
+build() {
+	stat libgcc_s.so > /dev/null 2> /dev/null \
+	|| clang -shared -o libgcc_s.so \
+	-Wl,--allow-multiple-definition -Wl,--whole-archive \
+	$(clang -print-libgcc-file-name)
+}
+
+package() {
+	stat $pkgdir/opt/rust/lib/rustlib/uninstall.sh > /dev/null 2> /dev/null \
+	|| ./rust-$pkgver-$ARCH-unknown-linux-musl/install.sh \
+	--disable-ldconfig \
+	--destdir=$pkgdir \
+	--prefix=/opt/rust
+
+	stat $pkgdir/opt/rust/lib/libgcc_s.so \
+	|| cp ./libgcc_s.so $pkgdir/opt/rust/lib/libgcc_s.so
+}
+
+backup() {
+	return
+}
+
+license() {
+	return
+}