ccache for Windows

.gitlab-ci.yml

@@ -352,6 +352,7 @@ variables: &tests-targets
   - choco source add -n=openmw-proxy -s="https://repo.openmw.org/repository/Chocolatey/" --priority=1
   - choco install git --force --params "/GitAndUnixToolsOnPath" -y
   - choco install 7zip -y
+  - choco install ccache -y
   - choco install cmake.install --installargs 'ADD_CMAKE_TO_PATH=System' -y
   - choco install vswhere -y
   - choco install ninja -y
@@ -374,10 +375,14 @@ variables: &tests-targets
     - $time = (Get-Date -Format "HH:mm:ss")
     - echo ${time}
     - echo "started by ${GITLAB_USER_NAME}"
-    - sh CI/before_script.msvc.sh -c $config -p Win64 -v 2019 -k -V -N -b -t
+    - $env:CCACHE_BASEDIR = Get-Location
+    - $env:CCACHE_DIR = "$(Get-Location)\ccache"
+    - New-Item -Type Directory -Force -Path $env:CCACHE_DIR
+    - sh CI/before_script.msvc.sh -c $config -p Win64 -v 2019 -k -V -N -b -t -C
     - cd MSVC2019_64_Ninja
     - .\ActivateMSVC.ps1
     - cmake --build . --config $config --target ($targets.Split(','))
+    - ccache --show-stats
     - cd $config
     - echo "CI_COMMIT_REF_NAME ${CI_COMMIT_REF_NAME}`nCI_JOB_ID ${CI_JOB_ID}`nCI_COMMIT_SHA ${CI_COMMIT_SHA}" | Out-File -Encoding UTF8 CI-ID.txt
     - Get-ChildItem -Recurse *.ilk | Remove-Item
@@ -393,6 +398,7 @@ variables: &tests-targets
   cache:
     key: ninja-v2
     paths:
+    - ccache
     - deps
     - MSVC2019_64_Ninja/deps/Qt
   artifacts:
@@ -473,6 +479,7 @@ Windows_Ninja_Tests_RelWithDebInfo:
   - choco source add -n=openmw-proxy -s="https://repo.openmw.org/repository/Chocolatey/" --priority=1
   - choco install git --force --params "/GitAndUnixToolsOnPath" -y
   - choco install 7zip -y
+  - choco install ccache -y
   - choco install cmake.install --installargs 'ADD_CMAKE_TO_PATH=System' -y
   - choco install vswhere -y
   - choco install python -y
@@ -494,9 +501,13 @@ Windows_Ninja_Tests_RelWithDebInfo:
     - $time = (Get-Date -Format "HH:mm:ss")
     - echo ${time}
     - echo "started by ${GITLAB_USER_NAME}"
-    - sh CI/before_script.msvc.sh -c $config -p Win64 -v 2019 -k -V -b -t
+    - $env:CCACHE_BASEDIR = Get-Location
+    - $env:CCACHE_DIR = "$(Get-Location)\ccache"
+    - New-Item -Type Directory -Force -Path $env:CCACHE_DIR
+    - sh CI/before_script.msvc.sh -c $config -p Win64 -v 2019 -k -V -b -t -C
     - cd MSVC2019_64
     - cmake --build . --config $config --target ($targets.Split(','))
+    - ccache --show-stats
     - cd $config
     - echo "CI_COMMIT_REF_NAME ${CI_COMMIT_REF_NAME}`nCI_JOB_ID ${CI_JOB_ID}`nCI_COMMIT_SHA ${CI_COMMIT_SHA}" | Out-File -Encoding UTF8 CI-ID.txt
     - Get-ChildItem -Recurse *.ilk | Remove-Item
@@ -512,6 +523,7 @@ Windows_Ninja_Tests_RelWithDebInfo:
   cache:
     key: msbuild-v2
     paths:
+    - ccache
     - deps
     - MSVC2019_64/deps/Qt
   artifacts:

CI/before_script.msvc.sh

@@ -62,6 +62,7 @@ VERBOSE=""
 STRIP=""
 SKIP_DOWNLOAD=""
 SKIP_EXTRACT=""
+USE_CCACHE=""
 KEEP=""
 UNITY_BUILD=""
 VS_VERSION=""
@@ -100,6 +101,8 @@ while [ $# -gt 0 ]; do
 			e )
 				SKIP_EXTRACT=true ;;
 
+			C )
+				USE_CCACHE=true ;;
 			k )
 				KEEP=true ;;
 
@@ -145,6 +148,8 @@ Options:
 		Set the configuration, can also be set with environment variable CONFIGURATION.
 		For mutli-config generators, this is ignored, and all configurations are set up.
 		For single-config generators, several configurations can be set up at once by specifying -c multiple times.
+	-C
+		Use ccache.
 	-d
 		Skip checking the downloads.
 	-e
@@ -503,6 +508,10 @@ if ! [ -z $UNITY_BUILD ]; then
 	add_cmake_opts "-DOPENMW_UNITY_BUILD=True"
 fi
 
+if ! [ -z $USE_CCACHE ]; then
+	add_cmake_opts "-DCMAKE_C_COMPILER_LAUNCHER=ccache  -DCMAKE_CXX_COMPILER_LAUNCHER=ccache"
+fi
+
 echo
 echo "==================================="
 echo "Starting prebuild on MSVC${MSVC_DISPLAY_YEAR} WIN${BITS}"