From e7d3069cd2db2029f1acefba0f368fdfafa5a0e7 Mon Sep 17 00:00:00 2001
From: "Friedrich W. H. Kossebau" <kossebau@kde.org>
Date: Fri, 2 Jul 2021 18:05:51 +0200
Subject: KDEFrameworksCompilerSettings: move backward-compat code into
 separate file

Also add trigger to switch to KDE_COMPILERSETTINGS_LEVEL of latest
KDECompilerSettings on ECM dependency in KF modules to 5.85

NO_CHANGELOG
---
 .../KDEFrameworkCompilerLegacySettings.cmake       | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 kde-modules/KDEFrameworkCompilerLegacySettings.cmake

(limited to 'kde-modules/KDEFrameworkCompilerLegacySettings.cmake')

diff --git a/kde-modules/KDEFrameworkCompilerLegacySettings.cmake b/kde-modules/KDEFrameworkCompilerLegacySettings.cmake
new file mode 100644
index 00000000..192d079b
--- /dev/null
+++ b/kde-modules/KDEFrameworkCompilerLegacySettings.cmake
@@ -0,0 +1,81 @@
+# SPDX-FileCopyrightText: 2013 Albert Astals Cid <aacid@kde.org>
+# SPDX-FileCopyrightText: 2007 Matthias Kretz <kretz@kde.org>
+# SPDX-FileCopyrightText: 2006-2007 Laurent Montel <montel@kde.org>
+# SPDX-FileCopyrightText: 2006-2013 Alex Neundorf <neundorf@kde.org>
+#
+# SPDX-License-Identifier: BSD-3-Clause
+
+#[=======================================================================[
+Backward-compatibility support
+------------------------------
+
+For all the non-KF projects which reused the KDEFrameworkCompilerSettings
+module to get more strict settings.
+
+Kept as is, to be removed on next backward-compatibility-breakage occasion.
+#]=======================================================================]
+
+if (NOT CMAKE_CXX_STANDARD)
+    if (ECM_GLOBAL_FIND_VERSION VERSION_GREATER_EQUAL 5.84.0)
+        set(CMAKE_CXX_STANDARD 17)
+        set(CMAKE_CXX_STANDARD_REQUIRED ON)
+        set(CMAKE_CXX_EXTENSIONS OFF)
+    endif()
+endif()
+
+include(KDECompilerSettings NO_POLICY_SCOPE)
+
+add_definitions(-DQT_NO_CAST_TO_ASCII
+                -DQT_NO_CAST_FROM_ASCII
+                -DQT_NO_URL_CAST_FROM_STRING
+                -DQT_NO_CAST_FROM_BYTEARRAY
+                -DQT_USE_QSTRINGBUILDER
+                -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT
+               )
+
+if (NOT WIN32)
+    # Strict iterators can't be used on Windows, they lead to a link error
+    # when application code iterates over a QVector<QPoint> for instance, unless
+    # Qt itself was also built with strict iterators.
+    # See example at https://bugreports.qt.io/browse/AUTOSUITE-946
+    add_definitions(-DQT_STRICT_ITERATORS)
+endif()
+
+# Some non-KF projects make (ab)use of KDEFrameworkCompilerSettings currently,
+# let them only hit this as well when bumping their min. ECM requirement to a newer version.
+if (ECM_GLOBAL_FIND_VERSION VERSION_GREATER_EQUAL 5.79.0)
+    add_definitions(
+        -DQT_NO_KEYWORDS
+        -DQT_NO_FOREACH
+    )
+else()
+    add_definitions(-DQT_NO_SIGNALS_SLOTS_KEYWORDS)
+endif()
+
+add_definitions(
+    -DQT_DEPRECATED_WARNINGS_SINCE=0x060000
+    -DKF_DEPRECATED_WARNINGS_SINCE=0x060000
+)
+
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic")
+endif()
+
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+   if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 5.0.0)
+      set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wzero-as-null-pointer-constant" )
+   endif()
+endif()
+
+if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+   if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 5.0.0)
+      set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wzero-as-null-pointer-constant" )
+   endif()
+endif()
+
+if (ECM_GLOBAL_FIND_VERSION VERSION_GREATER_EQUAL 5.80.0)
+    include(KDEClangFormat)
+    # add clang-format target
+    file(GLOB_RECURSE ALL_CLANG_FORMAT_SOURCE_FILES *.cpp *.h *.c)
+    kde_clang_format(${ALL_CLANG_FORMAT_SOURCE_FILES})
+endif ()
-- 
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