From e3277e99a70d22fac3af6a3139e417b600e42bb7 Mon Sep 17 00:00:00 2001
From: able <abl3theabove@gmail.com>
Date: Mon, 22 May 2023 09:03:52 -0500
Subject: [PATCH] Attempt to support nix shell

---
 rust-toolchain |  1 +
 shell.nix      | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 rust-toolchain
 create mode 100644 shell.nix

diff --git a/rust-toolchain b/rust-toolchain
new file mode 100644
index 0000000..07ade69
--- /dev/null
+++ b/rust-toolchain
@@ -0,0 +1 @@
+nightly
\ No newline at end of file
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..b5dc757
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,32 @@
+{ pkgs ? import <nixpkgs> { } }:
+pkgs.mkShell rec {
+  buildInputs = with pkgs; [ clang llvmPackages.bintools rustup ];
+  RUSTC_VERSION = pkgs.lib.readFile ./rust-toolchain;
+  # https://github.com/rust-lang/rust-bindgen#environment-variables
+  LIBCLANG_PATH =
+    pkgs.lib.makeLibraryPath [ pkgs.llvmPackages_latest.libclang.lib ];
+  shellHook = ''
+    export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
+    export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-x86_64-unknown-linux-gnu/bin/
+  '';
+  # Add precompiled library to rustc search path
+  RUSTFLAGS = (builtins.map (a: "-L ${a}/lib") [
+    # add libraries here (e.g. pkgs.libvmi)
+  ]);
+  # Add glibc, clang, glib and other headers to bindgen search path
+  BINDGEN_EXTRA_CLANG_ARGS =
+    # Includes with normal include path
+    (builtins.map (a: ''-I"${a}/include"'') [
+      # add dev libraries here (e.g. pkgs.libvmi.dev)
+      pkgs.glibc.dev
+    ])
+    # Includes with special directory paths
+    ++ [
+      ''
+        -I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
+      ''-I"${pkgs.glib.dev}/include/glib-2.0"''
+      "-I${pkgs.glib.out}/lib/glib-2.0/include/"
+    ];
+
+}
+