CMake: Split QtBaseGlobalTargets.cmake into multiple files

And wrap the various behaviors into separate functions.

Change-Id: If940351af34e445de050f2b46301de7080b1555b
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

1 files changed, 32 insertions, 0 deletions

diff --git a/cmake/QtPublicTargetsHelpers.cmake b/cmake/QtPublicTargetsHelpers.cmake
new file mode 100644
index 0000000000..8d916535ac
--- /dev/null
+++ b/cmake/QtPublicTargetsHelpers.cmake
@@ -0,0 +1,32 @@
+# Defines the public Qt::Platform target, which is used by both internal Qt builds as well as
+# public Qt consuming projects.
+function(qt_internal_setup_public_platform_target)
+    ## QtPlatform Target:
+    add_library(Platform INTERFACE)
+    add_library(Qt::Platform ALIAS Platform)
+    target_include_directories(Platform
+        INTERFACE
+        $<BUILD_INTERFACE:${QT_PLATFORM_DEFINITION_DIR_ABSOLUTE}>
+        $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>
+        $<INSTALL_INTERFACE:${QT_PLATFORM_DEFINITION_DIR}>
+        $<INSTALL_INTERFACE:${INSTALL_INCLUDEDIR}>
+        )
+    target_compile_definitions(Platform INTERFACE ${QT_PLATFORM_DEFINITIONS})
+
+    # When building on android we need to link against the logging library
+    # in order to satisfy linker dependencies. Both of these libraries are part of
+    # the NDK.
+    if (ANDROID)
+        target_link_libraries(Platform INTERFACE log)
+    endif()
+
+    qt_enable_msvc_cplusplus_define(Platform INTERFACE)
+
+    # Propagate minimum C++ 17 via Platform to Qt consumers (apps), after the global features
+    # are computed.
+    qt_set_language_standards_interface_compile_features(Platform)
+
+    # By default enable utf8 sources for both Qt and Qt consumers. Can be opted out.
+    qt_enable_utf8_sources(Platform)
+
+endfunction()