add FindEditorConfig to ktexteditor

if that proves to be useful, can be moved to extra-cmake-modules, thought I see its use is rather specialized to ktexteditor

Differential Revision: https://phabricator.kde.org/D4589

CMakeLists.txt

@@ -10,8 +10,8 @@ find_package(ECM 5.31.0  NO_MODULE)
 set_package_properties(ECM PROPERTIES TYPE REQUIRED DESCRIPTION "Extra CMake Modules." URL "https://projects.kde.org/projects/kdesupport/extra-cmake-modules")
 feature_summary(WHAT REQUIRED_PACKAGES_NOT_FOUND FATAL_ON_MISSING_REQUIRED_PACKAGES)
 
-set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
-
+# add own modules to search path, too
+set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 
 include(ECMSetupVersion)
 include(ECMGenerateHeaders)
@@ -50,6 +50,9 @@ find_package(KF5SyntaxHighlighting ${KF5_DEP_VERSION} REQUIRED)
 # libgit2 integration, at least 0.22 with proper git_libgit2_init()
 find_package(LibGit2 "0.22.0")
 
+# EditorConfig integration
+find_package(EditorConfig)
+
 # vi mode on per default
 option (BUILD_VIMODE "Build vimode in" ON)
 

cmake/FindEditorConfig.cmake

@@ -0,0 +1,63 @@
+#.rest:
+# FindEditorConfig
+# --------------
+#
+# Try to find EditorConfig on this system.
+#
+# This will define the following variables:
+#
+# ``EditorConfig_FOUND``
+#    True if inotify is available
+# ``EditorConfig_LIBRARIES``
+#    This has to be passed to target_link_libraries()
+# ``EditorConfig_INCLUDE_DIRS``
+#    This has to be passed to target_include_directories()
+
+#=============================================================================
+# Copyright 2017 Christoph Cullmann <cullmann@kde.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#=============================================================================
+
+find_path(EditorConfig_INCLUDE_DIRS editorconfig/editorconfig.h)
+
+if(EditorConfig_INCLUDE_DIRS)
+    find_library(EditorConfig_LIBRARIES NAMES editorconfig)
+    include(FindPackageHandleStandardArgs)
+    find_package_handle_standard_args(EditorConfig
+        FOUND_VAR
+            EditorConfig_FOUND
+        REQUIRED_VARS
+            EditorConfig_LIBRARIES
+            EditorConfig_INCLUDE_DIRS
+    )
+    mark_as_advanced(EditorConfig_LIBRARIES EditorConfig_INCLUDE_DIRS)
+    include(FeatureSummary)
+    set_package_properties(EditorConfig PROPERTIES
+        URL "http://editorconfig.org/"
+        DESCRIPTION "EditorConfig editor configuration file support."
+    )
+else()
+   set(EditorConfig_FOUND FALSE)
+endif()
+
+mark_as_advanced(EditorConfig_LIBRARIES EditorConfig_INCLUDE_DIRS)