From 28a8827ad986673d190e6b87faa101fc46122155 Mon Sep 17 00:00:00 2001
From: James Lamb <jaylamb20@gmail.com>
Date: Sun, 7 Jan 2024 20:19:29 -0600
Subject: [PATCH 1/3] [cmake] replace 'cp' with 'cmake -E copy_if_different'

---
 CMakeLists.txt | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 49f67d806c22..8c79b73f6a7a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -521,7 +521,12 @@ if(USE_SWIG)
             TARGET _lightgbm_swig
             POST_BUILD
             COMMAND "${Java_JAVAC_EXECUTABLE}" -d . java/*.java
-            COMMAND cp "${PROJECT_SOURCE_DIR}/Release/*.dll" com/microsoft/ml/lightgbm/windows/x86_64
+            COMMAND
+              "${CMAKE_COMMAND}"
+              -E
+              copy_if_different
+              "${PROJECT_SOURCE_DIR}/Release/*.dll"
+              com/microsoft/ml/lightgbm/windows/x86_64
             COMMAND "${Java_JAR_EXECUTABLE}" -cf lightgbmlib.jar com
         )
     endif()
@@ -530,9 +535,16 @@ if(USE_SWIG)
         TARGET _lightgbm_swig
         POST_BUILD
         COMMAND "${Java_JAVAC_EXECUTABLE}" -d . java/*.java
-        COMMAND cp "${PROJECT_SOURCE_DIR}/*.dylib" com/microsoft/ml/lightgbm/osx/x86_64
         COMMAND
-          cp
+          "${CMAKE_COMMAND}"
+          -E
+          copy_if_different
+          "${PROJECT_SOURCE_DIR}/*.dylib"
+          com/microsoft/ml/lightgbm/osx/x86_64
+        COMMAND
+          "${CMAKE_COMMAND}"
+          -E
+          copy_if_different
           "${PROJECT_SOURCE_DIR}/lib_lightgbm_swig.jnilib"
           com/microsoft/ml/lightgbm/osx/x86_64/lib_lightgbm_swig.dylib
         COMMAND "${Java_JAR_EXECUTABLE}" -cf lightgbmlib.jar com
@@ -542,7 +554,12 @@ if(USE_SWIG)
         TARGET _lightgbm_swig
         POST_BUILD
         COMMAND "${Java_JAVAC_EXECUTABLE}" -d . java/*.java
-        COMMAND cp "${PROJECT_SOURCE_DIR}/*.so" com/microsoft/ml/lightgbm/linux/x86_64
+        COMMAND
+          "${CMAKE_COMMAND}"
+          -E
+          copy_if_different
+          "${PROJECT_SOURCE_DIR}/*.so"
+          com/microsoft/ml/lightgbm/linux/x86_64
         COMMAND "${Java_JAR_EXECUTABLE}" -cf lightgbmlib.jar com
     )
   endif()

From 50f6e383b5af56492c5d876171c2bbc9b4854b47 Mon Sep 17 00:00:00 2001
From: James Lamb <jaylamb20@gmail.com>
Date: Sun, 7 Jan 2024 22:01:32 -0600
Subject: [PATCH 2/3] no wildcards

---
 CMakeLists.txt | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c79b73f6a7a..5e27113edc5c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -525,7 +525,13 @@ if(USE_SWIG)
               "${CMAKE_COMMAND}"
               -E
               copy_if_different
-              "${PROJECT_SOURCE_DIR}/Release/*.dll"
+              "${PROJECT_SOURCE_DIR}/Release/lib_lightgbm.dll"
+              com/microsoft/ml/lightgbm/windows/x86_64
+            COMMAND
+              "${CMAKE_COMMAND}"
+              -E
+              copy_if_different
+              "${PROJECT_SOURCE_DIR}/Release/lib_lightgbm_swig.dll"
               com/microsoft/ml/lightgbm/windows/x86_64
             COMMAND "${Java_JAR_EXECUTABLE}" -cf lightgbmlib.jar com
         )

From 62dcdecd69648a4808d030847ac8eca82f997687 Mon Sep 17 00:00:00 2001
From: James Lamb <jaylamb20@gmail.com>
Date: Sun, 7 Jan 2024 22:08:17 -0600
Subject: [PATCH 3/3] remove more wildcards

---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e27113edc5c..e2c49ea29975 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -545,7 +545,7 @@ if(USE_SWIG)
           "${CMAKE_COMMAND}"
           -E
           copy_if_different
-          "${PROJECT_SOURCE_DIR}/*.dylib"
+          "${PROJECT_SOURCE_DIR}/lib_lightgbm.dylib"
           com/microsoft/ml/lightgbm/osx/x86_64
         COMMAND
           "${CMAKE_COMMAND}"
@@ -564,7 +564,7 @@ if(USE_SWIG)
           "${CMAKE_COMMAND}"
           -E
           copy_if_different
-          "${PROJECT_SOURCE_DIR}/*.so"
+          "${PROJECT_SOURCE_DIR}/lib_lightgbm.so"
           com/microsoft/ml/lightgbm/linux/x86_64
         COMMAND "${Java_JAR_EXECUTABLE}" -cf lightgbmlib.jar com
     )