From 58ca173fd67eb2c70ad399d386e9374f68574672 Mon Sep 17 00:00:00 2001
From: Alexandre Iooss <erdnaxe@crans.org>
Date: Sat, 5 Nov 2022 09:39:06 +0100
Subject: [PATCH] unicorn: patch endian.h for aarch64-darwin

---
 .../development/libraries/unicorn/default.nix | 13 ++++++++++++
 .../unicorn/tests_unit_endian_aarch64.patch   | 20 +++++++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 pkgs/development/libraries/unicorn/tests_unit_endian_aarch64.patch

diff --git a/pkgs/development/libraries/unicorn/default.nix b/pkgs/development/libraries/unicorn/default.nix
index 1d79baf645cc..88759c67e0ee 100644
--- a/pkgs/development/libraries/unicorn/default.nix
+++ b/pkgs/development/libraries/unicorn/default.nix
@@ -18,6 +18,12 @@ stdenv.mkDerivation rec {
     hash = "sha256-D8kwrHo58zksVjB13VtzoVqmz++FRfJ4zI2CT+YeBVE=";
   };
 
+  patches = [
+    # Fix compilation on aarch64-darwin
+    # See https://github.com/unicorn-engine/unicorn/issues/1730
+    ./tests_unit_endian_aarch64.patch
+  ];
+
   nativeBuildInputs = [
     cmake
     pkg-config
@@ -29,6 +35,13 @@ stdenv.mkDerivation rec {
     IOKit
   ];
 
+  cmakeFlags = lib.optionals (stdenv.isDarwin && stdenv.isAarch64) [
+    # Some x86 tests are interrupted by signal 10
+    "-DCMAKE_CTEST_ARGUMENTS=--exclude-regex;test_x86"
+  ];
+
+  doCheck = true;
+
   meta = with lib; {
     description = "Lightweight multi-platform CPU emulator library";
     homepage = "https://www.unicorn-engine.org";
diff --git a/pkgs/development/libraries/unicorn/tests_unit_endian_aarch64.patch b/pkgs/development/libraries/unicorn/tests_unit_endian_aarch64.patch
new file mode 100644
index 000000000000..722f4c229e7e
--- /dev/null
+++ b/pkgs/development/libraries/unicorn/tests_unit_endian_aarch64.patch
@@ -0,0 +1,20 @@
+diff --git a/tests/unit/endian.h b/tests/unit/endian.h
+index 5bc86308..b455899e 100644
+--- a/tests/unit/endian.h
++++ b/tests/unit/endian.h
+@@ -54,6 +54,7 @@
+    || defined(_POWER) || defined(__powerpc__) \
+    || defined(__ppc__) || defined(__hpux) || defined(__hppa) \
+    || defined(_MIPSEB) || defined(_POWER) \
++   || defined(__ARMEB__) || defined(__AARCH64EB__) \
+    || defined(__s390__)
+ # define BOOST_BIG_ENDIAN
+ # define BOOST_BYTE_ORDER 4321
+@@ -63,6 +64,7 @@
+    || defined(_M_ALPHA) || defined(__amd64) \
+    || defined(__amd64__) || defined(_M_AMD64) \
+    || defined(__x86_64) || defined(__x86_64__) \
++   || defined(__ARMEL__) || defined(__AARCH64EL__) \
+    || defined(_M_X64) || defined(__bfin__)
+ 
+ # define BOOST_LITTLE_ENDIAN