From e6ecfb7609bab41ffd5f9637a504f310a367e5c5 Mon Sep 17 00:00:00 2001
From: Hernan Martinez <hernan.c.martinez@gmail.com>
Date: Thu, 10 Apr 2025 08:35:20 -0600
Subject: [PATCH] gromacs: Enable aarch64 builds (#23931)

---
 mingw-w64-gromacs/002-fix-missing-define.patch | 11 +++++++++++
 mingw-w64-gromacs/PKGBUILD                     | 13 ++++++++-----
 2 files changed, 19 insertions(+), 5 deletions(-)
 create mode 100644 mingw-w64-gromacs/002-fix-missing-define.patch

diff --git a/mingw-w64-gromacs/002-fix-missing-define.patch b/mingw-w64-gromacs/002-fix-missing-define.patch
new file mode 100644
index 0000000000..ebb25a455c
--- /dev/null
+++ b/mingw-w64-gromacs/002-fix-missing-define.patch
@@ -0,0 +1,11 @@
+diff -bur gromacs-2025.1-o/src/external/thread_mpi/src/type.cpp gromacs-2025.1/src/external/thread_mpi/src/type.cpp
+--- gromacs-2025.1-o/src/external/thread_mpi/src/type.cpp	2025-04-10 08:29:16.515520500 -0600
++++ gromacs-2025.1/src/external/thread_mpi/src/type.cpp	2025-04-10 08:29:26.557646000 -0600
+@@ -163,6 +163,7 @@
+ #ifdef _MSC_VER
+ #define TYPE __int64
+ #else
++#include <cstdint>
+ #define TYPE int64_t
+ #endif
+ #define TYPENM INT64_T
diff --git a/mingw-w64-gromacs/PKGBUILD b/mingw-w64-gromacs/PKGBUILD
index 585cba5d71..5fdade642c 100644
--- a/mingw-w64-gromacs/PKGBUILD
+++ b/mingw-w64-gromacs/PKGBUILD
@@ -4,10 +4,10 @@ _realname=gromacs
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=2025.1
-pkgrel=1
+pkgrel=2
 pkgdesc="A free and open-source software suite for high-performance molecular dynamics and output analysis. (mingw-w64)"
 arch=('any')
-mingw_arch=('ucrt64' 'clang64')
+mingw_arch=('ucrt64' 'clang64' 'clangarm64')
 url='https://www.gromacs.org/'
 msys2_repository_url="https://gitlab.com/gromacs/gromacs"
 license=('spdx:LGPL-2.1-or-later')
@@ -23,10 +23,12 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
              "${MINGW_PACKAGE_PREFIX}-opencl-headers"
              "${MINGW_PACKAGE_PREFIX}-python")
 source=("https://ftp.gromacs.org/gromacs/${_realname}-${pkgver}.tar.gz"
-        "001-fix-pkgconfig-file.patch")
+        "001-fix-pkgconfig-file.patch"
+        "002-fix-missing-define.patch")
 noextract=("${_realname}-${pkgver}.tar.gz")
 sha256sums=('0adf621a80fd8043f8defec84ce02811c0cdf42a052232890932d81f25c4d28a'
-            '5ecd85134a454de8d1b0f9ba94fcd54c005d47ea162b776a596dc42451dbc632')
+            '5ecd85134a454de8d1b0f9ba94fcd54c005d47ea162b776a596dc42451dbc632'
+            '7e29701fc4872ca4e33bc91d3e7bf77d14c803fb146a65c23b7c1c4d84a1b1fd')
 
 apply_patch_with_msg() {
   for _patch in "$@"
@@ -42,7 +44,8 @@ prepare() {
   cd "${srcdir}"/${_realname}-${pkgver}
 
   apply_patch_with_msg \
-    001-fix-pkgconfig-file.patch
+    001-fix-pkgconfig-file.patch \
+    002-fix-missing-define.patch
 }
 
 build() {