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- #
- # LUFA Library
- # Copyright (C) Dean Camera, 2014.
- #
- # dean [at] fourwalledcubicle [dot] com
- # www.lufa-lib.org
- #
-
- LUFA_BUILD_MODULES += CPPCHECK
- LUFA_BUILD_TARGETS += cppcheck cppcheck-config
- LUFA_BUILD_MANDATORY_VARS += SRC
- LUFA_BUILD_OPTIONAL_VARS += CPPCHECK_INCLUDES CPPCHECK_EXCLUDES CPPCHECK_MSG_TEMPLATE CPPCHECK_ENABLE \
- CPPCHECK_SUPPRESS CPPCHECK_FAIL_ON_WARNING CPPCHECK_QUIET CPPCHECK_FLAGS
- LUFA_BUILD_PROVIDED_VARS +=
- LUFA_BUILD_PROVIDED_MACROS +=
-
- # -----------------------------------------------------------------------------
- # LUFA CPPCheck Buildsystem Makefile Module.
- # -----------------------------------------------------------------------------
- # DESCRIPTION:
- # Provides a set of targets to scan a project with the free "cppcheck" static
- # analysis tool, to check for code errors at runtime
- # (see http://cppcheck.sourceforge.net).
- # -----------------------------------------------------------------------------
- # TARGETS:
- #
- # cppcheck - Scan the project with CPPCheck
- # cppcheck-config - Use CPPCheck to look for missing include files
- #
- # MANDATORY PARAMETERS:
- #
- # SRC - List of source files to statically analyze
- #
- # OPTIONAL PARAMETERS:
- #
- # CPPCHECK_INCLUDES - Extra include paths to search for missing
- # header files
- # CPPCHECK_EXCLUDES - Source file paths to exclude checking (can be
- # a path fragment if desired)
- # CPPCHECK_MSG_TEMPLATE - Template for cppcheck error and warning output
- # CPPCHECK_ENABLE - General cppcheck category checks to enable
- # CPPCHECK_SUPPRESS - Specific cppcheck warnings to disable by ID
- # CPPCHECK_FAIL_ON_WARNING - Set to Y to fail the build on cppcheck
- # warnings, N to continue even if warnings occur
- # CPPCHECK_QUIET - Enable cppcheck verbose or quiet output mode
- # CPPCHECK_FLAGS - Additional flags to pass to cppcheck
- #
- # PROVIDED VARIABLES:
- #
- # (None)
- #
- # PROVIDED MACROS:
- #
- # (None)
- #
- # -----------------------------------------------------------------------------
-
- SHELL = /bin/sh
-
- ERROR_IF_UNSET ?= $(if $(filter undefined, $(origin $(strip $(1)))), $(error Makefile $(strip $(1)) value not set))
- ERROR_IF_EMPTY ?= $(if $(strip $($(strip $(1)))), , $(error Makefile $(strip $(1)) option cannot be blank))
- ERROR_IF_NONBOOL ?= $(if $(filter Y N, $($(strip $(1)))), , $(error Makefile $(strip $(1)) option must be Y or N))
-
- # Default values of optionally user-supplied variables
- CPPCHECK_INCLUDES ?=
- CPPCHECK_EXCLUDES ?=
- CPPCHECK_MSG_TEMPLATE ?= {file}:{line}: {severity} ({id}): {message}
- CPPCHECK_ENABLE ?= all
- CPPCHECK_SUPPRESS ?= variableScope missingInclude
- CPPCHECK_FAIL_ON_WARNING ?= Y
- CPPCHECK_QUIET ?= Y
- CPPCHECK_FLAGS ?=
-
- # Sanity check user supplied values
- $(foreach MANDATORY_VAR, $(LUFA_BUILD_MANDATORY_VARS), $(call ERROR_IF_UNSET, $(MANDATORY_VAR)))
- $(call ERROR_IF_EMPTY, SRC)
- $(call ERROR_IF_EMPTY, CPPCHECK_MSG_TEMPLATE)
- $(call ERROR_IF_EMPTY, CPPCHECK_ENABLE)
- $(call ERROR_IF_NONBOOL, CPPCHECK_FAIL_ON_WARNING)
- $(call ERROR_IF_NONBOOL, CPPCHECK_QUIET)
-
- # Build a default argument list for cppcheck
- BASE_CPPCHECK_FLAGS := --template="$(CPPCHECK_MSG_TEMPLATE)" $(CPPCHECK_INCLUDES:%=-I%) $(CPPCHECK_EXCLUDES:%=-i%) --inline-suppr --force --std=c99
-
- # Sanity check parameters and construct additional command line arguments to cppcheck
- ifeq ($(CPPCHECK_FAIL_ON_WARNING), Y)
- BASE_CPPCHECK_FLAGS += --error-exitcode=1
- endif
- ifeq ($(CPPCHECK_QUIET), Y)
- BASE_CPPCHECK_FLAGS += --quiet
- endif
-
- # Output Messages
- MSG_CPPCHECK_CMD := ' [CPPCHECK]:'
-
- # Checks the CPPCheck configuration as used in the user project, to determine if any paths are missing or invalid
- cppcheck-config: $(MAKEFILE_LIST)
- @echo $(MSG_CPPCHECK_CMD) Checking cppcheck configuration check on source files
- cppcheck $(BASE_CPPCHECK_FLAGS) --check-config $(CPPCHECK_FLAGS) $(SRC)
-
- # Runs a static analysis using CPPCheck to determine if there are any issues
- cppcheck: $(MAKEFILE_LIST)
- @echo $(MSG_CPPCHECK_CMD) Performing static analysis on source files
- cppcheck $(BASE_CPPCHECK_FLAGS) --enable=$(CPPCHECK_ENABLE) $(CPPCHECK_SUPPRESS:%=--suppress=%) $(CPPCHECK_FLAGS) $(SRC)
-
- # Phony build targets for this module
- .PHONY: cppcheck-config cppcheck
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