From b3d223fecbebb961c1dae227786fd48772320c44 Mon Sep 17 00:00:00 2001
From: Mingye Wang <arthur200126@gmail.com>
Date: Fri, 21 Nov 2025 13:41:32 +0800
Subject: [PATCH] Include dependent dlls in output folder

---
 .github/workflows/ci.yml |  1 +
 Makefile                 | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3947c982..55d62248 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -76,6 +76,7 @@ jobs:
     - name: Script
       run: | # Cannot use `make exe`, as the OpenCL ICD Loader does not support static linking
         make prpll -O -j $env:NUMBER_OF_PROCESSORS
+        make deplib
         cd build-release
         rm *.o
         .\prpll.exe -h
diff --git a/Makefile b/Makefile
index f62c5266..fde32c80 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 
 # The build artifacts are put in the "build-release" subfolder (or "build-debug" for a debug build).
 
-# On Windows invoke with "make exe" or "make all"
+# On Windows invoke "make deplib" after building to copy dependent DLLs to the binary folder.
 
 # Uncomment below as desired to set a particular compiler or force a debug build:
 # CXX = g++-12
@@ -82,6 +82,15 @@ $(BIN)/%.o : src/%.cpp $(DEPDIR)/%.d
 	$(COMPILE.cc) $(OUTPUT_OPTION) $<
 	$(POSTCOMPILE)
 
+ifeq ($(shell case $(HOST_OS) in (*_NT*) echo 1;; esac),1)
+# Copy dependent DLLs to the binary folder on Windows
+# At present this should only be libwinpthread
+deplib: $(BIN)/prpll
+	ldd $(BIN)/prpll.exe | grep "=> /.[^/]" | awk '{print $$3}' | xargs -- cp -t $(BIN)
+else
+# Mostly pointless on Linux. Has a point on Darwin but not implemented yet.
+deplib:
+endif
 
 # src/bundle.cpp is just a wrapping of the OpenCL sources (*.cl) as a C string.