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authorLeander Beernaert <leander.beernaert@qt.io>2019-06-06 13:08:41 +0200
committerLeander Beernaert <leander.beernaert@qt.io>2019-06-06 12:27:41 +0000
commit053766d7968296b171aea1410a0e00184309185c (patch)
treec05677910c0e98b46bc1a2632dc25ea4f29f4882 /examples/CMakeLists.txt
parentac16a1228c0d16012658a97f9de4825b5a2ae97f (diff)
downloadqtbase-053766d7968296b171aea1410a0e00184309185c.tar.gz
Fix Standalone Example build when crosscompiling
Added qt_examples_begin() and qt_examples_end() macros to setup the example list so it can be re-used in other projects. When cross-compiling, we also need to set CMAKE_FIND_ROOT_PATH_MODE_PACKAGE to BOTH in order for find_package() to work correctly. Removed support for building the whole qtbase/examples folder as a standalone project. Building examples is only supported when building the whole of qtbase (qtbase + examples together) or each individual example is built separately against an installed Qt version. Change-Id: I9d26b94b48b95af230b76ab618becb21d2d45581 Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Diffstat (limited to 'examples/CMakeLists.txt')
-rw-r--r--examples/CMakeLists.txt38
1 files changed, 2 insertions, 36 deletions
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 5f61a098bd..c9abbd8ec9 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -1,21 +1,6 @@
# special case begin
-cmake_minimum_required(VERSION 3.14.0)
+qt_examples_build_begin()
-project(QtBaseExamples LANGUAGES CXX C ASM)
-
-# Check whether this project is built as part of a Qt build
-if (CMAKE_PROJECT_NAME STREQUAL "QtBaseExamples")
- set(QT_STANDALONE_EXAMPLES_BUILD TRUE)
-endif()
-
-if (NOT QT_STANDALONE_EXAMPLES_BUILD)
- # It is part of a Qt build => Use the CMake config files from the binary dir
- list(APPEND CMAKE_PREFIX_PATH "${CMAKE_BINARY_DIR}")
- # Also make sure the CMake config files do not recreate the already-existing targets
- set(QT_NO_CREATE_TARGETS TRUE)
-endif()
-
-find_package(Qt5 COMPONENTS DBus Network Test Concurrent Sql Widgets Xml Gui)
# special case end
# Generated from examples.pro.
@@ -65,24 +50,5 @@ if(TARGET Qt::Gui)
endif()
# special case begin
-if (NOT QT_STANDALONE_EXAMPLES_BUILD)
- # We use AUTOMOC/UIC/RCC in the examples. Make sure to not fail on a fresh Qt build, that e.g. the moc binary does not exist yet.
-
- # This function gets all targets below this directory
- function(get_all_targets _result _dir)
- get_property(_subdirs DIRECTORY "${_dir}" PROPERTY SUBDIRECTORIES)
- foreach(_subdir IN LISTS _subdirs)
- get_all_targets(${_result} "${_subdir}")
- endforeach()
- get_property(_sub_targets DIRECTORY "${_dir}" PROPERTY BUILDSYSTEM_TARGETS)
- set(${_result} ${${_result}} ${_sub_targets} PARENT_SCOPE)
- endfunction()
-
- get_all_targets(targets "${CMAKE_CURRENT_SOURCE_DIR}")
-
- foreach(target ${targets})
- qt_autogen_tools(${target} ENABLE_AUTOGEN_TOOLS "moc" "uic" "rcc")
- endforeach()
-
-endif()
+qt_examples_build_end()
# special case end