From b7371fa55dab7013edce0c35401837d4c8ffd571 Mon Sep 17 00:00:00 2001
From: Zhou Wei <52485244+zhouwei25@users.noreply.github.com>
Date: Tue, 22 Sep 2020 13:28:44 +0800
Subject: [PATCH] judge whether remove build dir to accelerate
 compile,test=develop (#27334)

---
 paddle/scripts/paddle_build.bat | 58 ++++++++++++++++++++++++---------
 1 file changed, 43 insertions(+), 15 deletions(-)

diff --git a/paddle/scripts/paddle_build.bat b/paddle/scripts/paddle_build.bat
index 99450d1e15..60e4496bc5 100644
--- a/paddle/scripts/paddle_build.bat
+++ b/paddle/scripts/paddle_build.bat
@@ -20,14 +20,51 @@ rem       Paddle CI Task On Windows Platform
 rem =================================================
 
 rem -------clean up environment-----------
-wmic process where name="op_function_generator.exe" call terminate  2>NUL
 set work_dir=%cd%
-mkdir build
+wmic process where name="op_function_generator.exe" call terminate  2>NUL
+
+rem ------initialize common variable------
+if not defined CUDA_TOOLKIT_ROOT_DIR set CUDA_TOOLKIT_ROOT_DIR="C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v10.0"
+if not defined BRANCH set BRANCH=develop
+if not defined WITH_MKL set WITH_MKL=ON
+if not defined WITH_GPU set WITH_GPU=OFF
+if not defined WITH_AVX set WITH_AVX=ON
+if not defined WITH_TESTING set WITH_TESTING=ON
+if not defined WITH_PYTHON set WITH_PYTHON=ON
+if not defined ON_INFER set ON_INFER=ON
+if not defined WITH_INFERENCE_API_TEST set WITH_INFERENCE_API_TEST=ON
+if not defined WITH_CACHE set WITH_CACHE=ON
+if not defined WITH_TPCACHE set WITH_TPCACHE=ON
+
+rem -------set cache build work directory-----------
+if "%WITH_CACHE%"=="OFF" (
+    rmdir build /s/q
+    goto :mkbuild
+)
+
+for /F %%# in ('wmic os get localdatetime^|findstr 20') do set datetime=%%#
+set day_now=%datetime:~6,2%
+set day_before=-1
+set /p day_before=<day.txt
+if %day_now% NEQ %day_before% (
+    echo %day_now% > day.txt
+    type day.txt
+    rmdir build /s/q
+)
+git diff origin/develop --stat --name-only | findstr "cmake CMakeLists.txt paddle_build.bat"
+if %ERRORLEVEL% EQU 0 (
+    rmdir build /s/q
+)
+
+:mkbuild
+if not exist build (
+    mkdir build
+)
 cd /d build
-tree .
+dir .
 dir paddle\fluid\pybind\Release
 
-rem ------initialize the virtual environment------
+rem ------initialize the python environment------
 if not defined PYTHON_ROOT set PYTHON_ROOT=C:\Python37
 set PATH=%PYTHON_ROOT%;%PYTHON_ROOT%\Scripts;%PATH%
 
@@ -38,7 +75,7 @@ rem %PYTHON_EXECUTABLE% -m pip install virtualenv
 rem %PYTHON_EXECUTABLE% -m virtualenv paddle_winci
 rem call paddle_winci\Scripts\activate.bat
 
-rem ------pre install requirement----------
+rem ------pre install python requirement----------
 where python
 where pip
 pip install --upgrade pip --user
@@ -62,16 +99,6 @@ set CLCACHE_OBJECT_CACHE_TIMEOUT_MS=1000000
 :: set maximum cache size to 20G
 clcache.exe -M 21474836480
 
-rem ------initialize common variable------
-if not defined CUDA_TOOLKIT_ROOT_DIR set CUDA_TOOLKIT_ROOT_DIR="C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v10.0"
-if not defined BRANCH set BRANCH=develop
-if not defined WITH_AVX set WITH_AVX=ON
-if not defined WITH_TESTING set WITH_TESTING=ON
-if not defined WITH_PYTHON set WITH_PYTHON=ON
-if not defined ON_INFER set ON_INFER=ON
-if not defined WITH_INFERENCE_API_TEST set WITH_INFERENCE_API_TEST=ON
-if not defined WITH_TPCACHE set WITH_TPCACHE=ON
-
 rem ------set cache third_party------
 set cache_dir=%work_dir:Paddle=cache%
 dir %cache_dir%
@@ -418,6 +445,7 @@ taskkill /f /im rc.exe 2>NUL
 wmic process where name="op_function_generator.exe" call terminate 2>NUL
 taskkill /f /im python.exe  2>NUL
 call paddle_winci\Scripts\deactivate.bat 2>NUL
+del %PADDLE_WHL_FILE_WIN%
 taskkill /f /im python.exe  2>NUL
 echo Windows CI run successfully!
 exit /b 0
-- 
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