diff options
Diffstat (limited to 'cmake/FindCheckPatch.cmake')
-rw-r--r-- | cmake/FindCheckPatch.cmake | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/cmake/FindCheckPatch.cmake b/cmake/FindCheckPatch.cmake new file mode 100644 index 0000000..8454e6b --- /dev/null +++ b/cmake/FindCheckPatch.cmake @@ -0,0 +1,31 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Copyright (C) 2021 Manuel Bentele <development@manuel-bentele.de> +# + +# check if custom Linux kernel script directory was specified +if(NOT KERNEL_SCRIPTS_DIR) + set(KERNEL_SCRIPTS_DIR "${KERNEL_BUILD_DIR}/scripts" + CACHE PATH "Path to Linux kernel scripts directory") +endif(NOT KERNEL_SCRIPTS_DIR) + +# find the checkpatch.pl script in the given KERNEL_SCRIPTS_DIR +find_program(CheckPatch_EXECUTABLE + NAMES checkpatch.pl + PATHS ${KERNEL_SCRIPTS_DIR}) + + +# get the checkpatch.pl version +if(CheckPatch_EXECUTABLE) + execute_process(COMMAND ${CheckPatch_EXECUTABLE} --version + OUTPUT_VARIABLE CheckPatch_VERBOSE_VERSION + OUTPUT_STRIP_TRAILING_WHITESPACE) + string(REGEX REPLACE ".*Version:.([0-9]+\\.[0-9]+).*" "\\1" CheckPatch_VERSION "${CheckPatch_VERBOSE_VERSION}") +endif(CheckPatch_EXECUTABLE) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(CheckPatch + FOUND_VAR CheckPatch_FOUND + REQUIRED_VARS CheckPatch_EXECUTABLE + VERSION_VAR CheckPatch_VERSION + FAIL_MESSAGE "checkpatch.pl is not available! Please install checkpatch.pl to lint and format the source code!") |