From 2eab114a120c7818861c0640ecdc300cf7366e53 Mon Sep 17 00:00:00 2001
From: Marcos Magueta <maguetamarcos@gmail.com>
Date: Sat, 26 Oct 2024 14:26:10 -0300
Subject: Basic storage with C interop (#1)

* writer command design

* dune build with shared core lib

* port c lib project inside ocaml

* os specific dynamic link

* fix project name on flake

* fix: cmake cxx version breaking merklecpp

* finish write to disk and update maps func

* add non atomic commit to transaction graph

* merkle tree binding for generating root hash

* disk module refactor

---------

Co-authored-by: Renan Lopes <renans.l@icloud.com>
---
 deps/relational_engine_lib.nix | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 deps/relational_engine_lib.nix

(limited to 'deps')

diff --git a/deps/relational_engine_lib.nix b/deps/relational_engine_lib.nix
new file mode 100644
index 0000000..b1d0488
--- /dev/null
+++ b/deps/relational_engine_lib.nix
@@ -0,0 +1,28 @@
+{ pkgs, libressl ? pkgs.callPackage ./libressl.nix {}, merklecpp ? pkgs.callPackage ./merklecpp.nix {}, ... }:
+let
+  shared_lib_extension = if pkgs.stdenv.isDarwin then "dylib" else "so";
+in 
+pkgs.stdenv.mkDerivation {
+  name = "librelational_engine";
+  src = ../shared/librelational_engine;
+  nativeBuildInputs = [
+    pkgs.cmake
+    pkgs.gcc
+  ];
+  buildInputs = [ libressl merklecpp ];
+  env = {
+    MERKLECPP_INCLUDE_PATH="${merklecpp}/include";
+    LIBRESSL_INCLUDE_PATH="${libressl}/include";
+    LIBRESSL_LIB_PATH="${libressl}/lib";
+    OS_LIB_EXTENSION = shared_lib_extension;
+  };
+  buildPhase = ''
+      mkdir -p $out/lib
+      mkdir -p $out/include
+      cmake --build . --target relational_engine
+  '';
+  installPhase = ''
+      mv librelational_engine.${shared_lib_extension} $out/lib/librelational_engine.${shared_lib_extension}
+      cp $src/library.h $out/include/library.h
+  '';
+}
-- 
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