Begin adding support for clang-format

1 files changed, 79 insertions, 0 deletions

diff --git a/cmake/clang-format.cmake b/cmake/clang-format.cmake
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+++ b/cmake/clang-format.cmake
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+################################################################################
+###
+### @file       clang-format.cmake
+###
+### @project    
+###
+### @brief      clang-format cmake support
+###
+################################################################################
+###
+################################################################################
+###
+### @copyright Copyright (c) 2018, Evan Lojewski
+### @cond
+###
+### All rights reserved.
+###
+### 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 above copyright notice,
+### this list of conditions and the following disclaimer.
+### 2. Redistributions in binary form must reproduce the above copyright notice,
+### this list of conditions and the following disclaimer in the documentation
+### and/or other materials provided with the distribution.
+### 3. Neither the name of the copyright holder nor the
+### names of its contributors may be used to endorse or promote products
+### derived from this software without specific prior written permission.
+###
+################################################################################
+###
+### THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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.
+### @endcond
+################################################################################
+
+if(CMAKE_SCRIPT_MODE_FILE)
+	SET(ARGUMENTS )
+	SET(CLANG_FORMAT ${CMAKE_ARGV3})
+	SET(FILES ${CMAKE_ARGV4})
+
+	FOREACH(FILE ${FILES})
+		MESSAGE("Formatting ${FILE}")
+		EXECUTE_PROCESS(COMMAND ${CLANG_FORMAT} -style=file -i "${FILE}")
+		LIST(APPEND ARGUMENTS ${FILE})
+	ENDFOREACH() 
+else()
+
+	SET(CLANG_FORMAT ${COMPILER_BASE}/bin/clang-format)
+	add_custom_target(clang-format cmake -P ${CMAKE_CURRENT_LIST_FILE}
+						${CLANG_FORMAT} $<TARGET_PROPERTY:clang-format,FORMAT_SOURCES>
+						WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+						VERBATIM)
+
+	function(format_sources)
+		MESSAGE("Formatting sources ${ARGN}")
+
+		set_property(TARGET clang-format APPEND PROPERTY FORMAT_SOURCES ${ARGN})
+	endfunction(format_sources)
+
+	function(format_target_sources target)
+		set(paths )
+		get_target_property(sources ${target} SOURCES)
+		foreach(source ${sources})
+			get_source_file_property(path ${source} LOCATION)
+			LIST(APPEND paths ${path})
+		endforeach()
+
+		format_sources(${paths})
+	endfunction(format_target_sources)
+endif()
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