From e2b9d3d34b54767e01c8555e7e672e7ce2dc400c Mon Sep 17 00:00:00 2001
From: dzwdz
Date: Fri, 6 Aug 2021 15:38:06 +0000
Subject: a (seemingly broken) gcc build script

It compiles, but the resulting gcc binary doesn't actually work.
Maybe it's too new for the binutils?
---
 tools/dep_builders/gcc | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100755 tools/dep_builders/gcc

(limited to 'tools')

diff --git a/tools/dep_builders/gcc b/tools/dep_builders/gcc
new file mode 100755
index 0000000..69b4fcc
--- /dev/null
+++ b/tools/dep_builders/gcc
@@ -0,0 +1,53 @@
+#!/bin/sh
+set -eu
+
+TOOL="gcc"
+VER="11.2.0"
+# this is ugly
+{ HASHES=$(cat) ; } <<'HASHES'
+f0837f1bf8244a5cc23bd96ff6366712a791cfae01df8e25b137698aca26efc1  toolchain/cache/gcc-11.2.0.tar.gz
+HASHES
+
+export PREFIX="$(pwd)/toolchain/$TOOL-$VER/"
+export TARGET=i686-elf
+export PATH="$(pwd)/toolchain/binutils-2.37/bin/:$PATH"
+
+
+# ensure that we're in the repo root
+if [ ! -d .git ]; then
+	echo please cd to the repo\'s main directory
+	exit
+fi
+
+mkdir -p $PREFIX/build
+
+
+echo "downloading missing files..."
+tools/dep_builders/dl "https://ftp.gnu.org/gnu/$TOOL/$TOOL-$VER/$TOOL-$VER.tar.gz"
+tools/dep_builders/dl "https://ftp.gnu.org/gnu/$TOOL/$TOOL-$VER/$TOOL-$VER.tar.gz.sig"
+tools/dep_builders/dl "https://ftp.gnu.org/gnu/gnu-keyring.gpg"
+
+echo "verifying signatures..."
+if ! gpg --verify --keyring toolchain/cache/gnu-keyring.gpg toolchain/cache/$TOOL-$VER.tar.gz.sig
+then
+	echo "THE SIGNATURE COULDN'T BE VERIFIED. something's fishy."
+	exit
+fi
+echo "$HASHES" | sha256sum --check || exit
+
+echo "unpacking the tarball..."
+tar xf toolchain/cache/$TOOL-$VER.tar.gz -C toolchain/cache
+UNPACKED="$(pwd)/toolchain/cache/$TOOL-$VER/"
+
+echo "downloading required libraries..."
+cd $UNPACKED
+./contrib/download_prerequisites
+
+echo "building..."
+cd $PREFIX/build
+
+$UNPACKED/configure --target=$TARGET --prefix="$PREFIX" --disable-nls --enable-languages=c --without-headers
+make all-gcc
+make all-target-libgcc
+make install-gcc
+make install-target-libgcc
-- 
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