From bd17f3f370a1b505ee07c431394cb6a9f53586d6 Mon Sep 17 00:00:00 2001
From: Tim Blechmann <tim@klingt.org>
Date: Wed, 7 Feb 2024 11:25:33 +0800
Subject: [PATCH] cmake: build repo helpers - fine-grained test/example options

the tests/examples could only be enabled globally. when working on a
specific repo, it's beneficial to disable tests/examples for other
projects to reduce project sizes (and cmake configure/generate times)

Change-Id: I0026ba87b667d427043cc8eb1baa6c28b2046dd7
Reviewed-by:  Alexey Edelev <alexey.edelev@qt.io>
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
(cherry picked from commit 25b89f2c88cdfc98bfa462949531a33f7ef50996)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 CMakeLists.txt                 | 11 ++---------
 cmake/QtBuildRepoHelpers.cmake | 16 ++++++++++++----
 2 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a0da025418a..cf2031bd5a4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -203,15 +203,8 @@ endif()
 
 qt_build_repo_post_process()
 
-if(QT_BUILD_TESTS)
-    add_subdirectory(tests)
-    if(NOT QT_BUILD_TESTS_BY_DEFAULT)
-        set_property(DIRECTORY tests PROPERTY EXCLUDE_FROM_ALL TRUE)
-    endif()
-endif()
+qt_build_repo_impl_tests()
 
 qt_build_repo_end()
 
-if(NOT QT_BUILD_STANDALONE_TESTS AND QT_BUILD_EXAMPLES)
-    add_subdirectory(examples)
-endif()
+qt_build_repo_impl_examples()
diff --git a/cmake/QtBuildRepoHelpers.cmake b/cmake/QtBuildRepoHelpers.cmake
index ef9cd137085..c0de166f8b6 100644
--- a/cmake/QtBuildRepoHelpers.cmake
+++ b/cmake/QtBuildRepoHelpers.cmake
@@ -428,9 +428,13 @@ endmacro()
 
 macro(qt_build_repo_impl_tests)
     if (QT_BUILD_TESTS AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/tests/CMakeLists.txt")
-        add_subdirectory(tests)
-        if(NOT QT_BUILD_TESTS_BY_DEFAULT)
-            set_property(DIRECTORY tests PROPERTY EXCLUDE_FROM_ALL TRUE)
+        option(QT_BUILD_TESTS_PROJECT_${PROJECT_NAME} "Configure tests for project ${PROJECT_NAME}" TRUE)
+
+        if (QT_BUILD_TESTS_PROJECT_${PROJECT_NAME})
+            add_subdirectory(tests)
+            if(NOT QT_BUILD_TESTS_BY_DEFAULT)
+                set_property(DIRECTORY tests PROPERTY EXCLUDE_FROM_ALL TRUE)
+            endif()
         endif()
     endif()
 endmacro()
@@ -440,7 +444,11 @@ macro(qt_build_repo_impl_examples)
             AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/examples/CMakeLists.txt"
             AND NOT QT_BUILD_STANDALONE_TESTS)
         message(STATUS "Configuring examples.")
-        add_subdirectory(examples)
+
+        option(QT_BUILD_EXAMPLES_PROJECT_${PROJECT_NAME} "Configure examples for project ${PROJECT_NAME}" TRUE)
+        if (QT_BUILD_EXAMPLES_PROJECT_${PROJECT_NAME})
+            add_subdirectory(examples)
+        endif()
     endif()
 endmacro()