From 3f7b943b34605757256bf3308f97e31a47e733c1 Mon Sep 17 00:00:00 2001
From: Kartik Singh <kssingh@hrl.com>
Date: Thu, 12 Dec 2024 20:47:03 -0800
Subject: [PATCH] os.add_dll_directory

---
 .github/workflows/windows.yml    | 3 ++-
 examples/libcalc/example.py      | 1 +
 examples/libcalc/exhaust_heap.py | 8 +++++---
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 1c0db715..7c917cb0 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -80,7 +80,8 @@ jobs:
         MSYS_PATH_TYPE: inherit
       shell: pwsh
       run: |
-        $env:PATH="$env:PATH;$env:LIBSBCL_PATH;D:\a\_temp\msys64\mingw64\bin"
+        $env:MINGW64_PATH="D:\a\_temp\msys64\mingw64\bin"
+        $env:PATH="$env:PATH;$env:LIBSBCL_PATH;$env:MINGW64_PATH"
         D:\a\_temp\setup-msys2\msys2.CMD -c '$SBCL_SRC/run-sbcl.sh --load script.lisp --quit'
         pushd libcalc
         mkdir build
diff --git a/examples/libcalc/example.py b/examples/libcalc/example.py
index fd618180..eb0f08ff 100644
--- a/examples/libcalc/example.py
+++ b/examples/libcalc/example.py
@@ -3,6 +3,7 @@
 
 if platform.system() == 'Windows':
     os.add_dll_directory(os.environ.get('LIBSBCL_PATH'))
+    os.add_dll_directory(os.environ.get('MINGW64_PATH'))
 
 from ctypes import *
 import calc as libcalc
diff --git a/examples/libcalc/exhaust_heap.py b/examples/libcalc/exhaust_heap.py
index ba3191e1..cec0d947 100644
--- a/examples/libcalc/exhaust_heap.py
+++ b/examples/libcalc/exhaust_heap.py
@@ -1,7 +1,9 @@
-from ctypes import *
-from ctypes.util import find_library
+import os
+import platform
 
-print(find_library("sbcl_librarian"))
+if platform.system() == 'Windows':
+    os.add_dll_directory(os.environ.get('LIBSBCL_PATH'))
+    os.add_dll_directory(os.environ.get('MINGW64_PATH'))
 
 import sbcl_librarian.wrapper
 import calc as libcalc