support_auto_trigger_cmake (#62994)

xuxinyi389 · web-flow · commit 365efb497b34 · 2024-03-26T11:22:24.000+08:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -142,7 +142,10 @@ endif()
 if(WIN32)
   option(MSVC_STATIC_CRT "use static C Runtime library by default" ON)
   message("Build static library of PHI")
-  set(CMAKE_SUPPRESS_REGENERATION ON)
+  # (Note xuxinyi04): If CMAKE_SUPPRESS_REGENERATION is OFF, which is default, then CMake adds a
+  # special target on which all other targets depend that checks the build system and optionally
+  # re-runs CMake to regenerate the build system when the target specification source changes.
+  set(CMAKE_SUPPRESS_REGENERATION OFF)
   set(CMAKE_STATIC_LIBRARY_PREFIX lib)
   set(WITH_SHARED_PHI
       OFF
diff --git a/paddle/scripts/paddle_build.bat b/paddle/scripts/paddle_build.bat
@@ -383,6 +383,8 @@ set CUDA_TOOLKIT_ROOT_DIR=%CUDA_TOOLKIT_ROOT_DIR:\=/%
 
 rem install ninja if GENERATOR is Ninja
 if %GENERATOR% == "Ninja" (
+    rem Set the default generator for cmake to Ninja 
+    setx CMAKE_GENERATOR Ninja
     pip install ninja
     if %errorlevel% NEQ 0 (
         echo pip install ninja failed!
