Merge commit '60b30c0363' as 'lib/lufa'

lib/lufa/LUFA/Build/DMBS/DMBS/cppcheck.mk

@@ -0,0 +1,66 @@
+#
+#            DMBS Build System
+#     Released into the public domain.
+#
+#  dean [at] fourwalledcubicle [dot] com
+#        www.fourwalledcubicle.com
+#
+
+DMBS_BUILD_MODULES         += CPPCHECK
+DMBS_BUILD_TARGETS         += cppcheck cppcheck-config
+DMBS_BUILD_MANDATORY_VARS  += SRC
+DMBS_BUILD_OPTIONAL_VARS   += CPPCHECK_INCLUDES CPPCHECK_EXCLUDES CPPCHECK_MSG_TEMPLATE CPPCHECK_ENABLE \
+                              CPPCHECK_SUPPRESS CPPCHECK_FAIL_ON_WARNING CPPCHECK_QUIET CPPCHECK_FLAGS
+DMBS_BUILD_PROVIDED_VARS   +=
+DMBS_BUILD_PROVIDED_MACROS +=
+
+# Conditionally import the CORE module of DMBS if it is not already imported
+DMBS_MODULE_PATH := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))
+ifeq ($(findstring CORE, $(DMBS_BUILD_MODULES)),)
+  include $(DMBS_MODULE_PATH)/core.mk
+endif
+
+# Default values of optionally user-supplied variables
+CPPCHECK_INCLUDES            ?=
+CPPCHECK_EXCLUDES            ?=
+CPPCHECK_MSG_TEMPLATE        ?= {file}:{line}: {severity} ({id}): {message}
+CPPCHECK_ENABLE              ?= all
+CPPCHECK_SUPPRESS            ?= variableScope missingInclude
+CPPCHECK_FAIL_ON_WARNING     ?= Y
+CPPCHECK_QUIET               ?= Y
+CPPCHECK_FLAGS               ?=
+
+# Sanity check user supplied values
+$(foreach MANDATORY_VAR, $(DMBS_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: $(DMBS_BUILD_TARGETS)