CMake: Add a custom clang format target

Checks to see if clang-format can be found, and if it is, sets up a
custom target that will run against the src dir and auto formats all
files. In MSVC, this is a project, and in Makefiles, its a make target
This commit is contained in:
James Rowe 2018-01-20 00:31:44 -07:00
parent c8a094e164
commit c3e22a2f6c

View file

@ -319,6 +319,53 @@ if (UNIX OR MINGW)
endif() endif()
endif() endif()
# Setup a custom clang-format target (if clang-format can be found) that will run
# against all the src files. This should be used before making a pull request.
# =======================================================================
set(CLANG_FORMAT_POSTFIX "-6.0")
find_program(CLANG_FORMAT
NAMES clang-format${CLANG_FORMAT_POSTFIX}
clang-format
PATHS ${CMAKE_BINARY_DIR}/externals)
# if find_program doesn't find it, try to download from externals
if (NOT CLANG_FORMAT)
if (WIN32)
message(STATUS "Clang format not found! Downloading...")
set(CLANG_FORMAT "${CMAKE_BINARY_DIR}/externals/clang-format${CLANG_FORMAT_POSTFIX}.exe")
file(DOWNLOAD
https://github.com/yuzu-emu/ext-windows-bin/raw/master/clang-format${CLANG_FORMAT_POSTFIX}.exe
"${CLANG_FORMAT}" SHOW_PROGRESS
STATUS DOWNLOAD_SUCCESS)
if (NOT DOWNLOAD_SUCCESS EQUAL 0)
message(WARNING "Could not download clang format! Disabling the clang format target")
file(REMOVE ${CLANG_FORMAT})
unset(CLANG_FORMAT)
endif()
else()
message(WARNING "Clang format not found! Disabling the clang format target")
endif()
endif()
if (CLANG_FORMAT)
set(SRCS ${CMAKE_SOURCE_DIR}/src)
set(CCOMMENT "Running clang format against all the .h and .cpp files in src/")
if (WIN32)
add_custom_target(clang-format
COMMAND powershell.exe -Command "${CLANG_FORMAT} -i @(Get-ChildItem -Recurse ${SRCS}/* -Include \'*.h\', \'*.cpp\')"
COMMENT ${CCOMMENT})
elseif(MINGW)
add_custom_target(clang-format
COMMAND find `cygpath -u ${SRCS}` -iname *.h -o -iname *.cpp | xargs `cygpath -u ${CLANG_FORMAT}` -i
COMMENT ${CCOMMENT})
else()
add_custom_target(clang-format
COMMAND find ${SRCS} -iname *.h -o -iname *.cpp | xargs ${CLANG_FORMAT} -i
COMMENT ${CCOMMENT})
endif()
unset(SRCS)
unset(CCOMMENT)
endif()
# Include source code # Include source code
# =================== # ===================