freebsd-skq/share/mk/bsd.clang-analyze.mk
bdrewery 59f4cb814d Remove the old depend (mkdep) code and make FAST_DEPEND the one true way.
Reviewed by:	emaste, hselasky (partial), brooks (brief)
Discussed on:	arch@
Sponsored by:	EMC / Isilon Storage Division
Differential Revision:	https://reviews.freebsd.org/D5742
2016-03-30 23:50:23 +00:00

101 lines
3.0 KiB
Makefile

# $FreeBSD$
#
# Support Clang static analyzer on SRCS.
#
#
# +++ variables +++
#
# CLANG_ANALYZE_CHECKERS Which checkers to run for all sources.
#
# CLANG_ANALYZE_CXX_CHECKERS Which checkers to run for C++ sources.
#
# CLANG_ANALYZE_OUTPUT Output format for generated files.
# text - don't generate extra files.
# html - generate html in obj.plist/ directories.
# plist - generate xml obj.plist files.
# See also:
# contrib/llvm/tools/clang/include/clang/StaticAnalyzer/Core/Analyses.def
#
# CLANG_ANALYZE_OUTPUT_DIR Sets which directory output set by
# CLANG_ANALYZE_OUTPUT is placed into.
#
# +++ targets +++
#
# analyze:
# Run the Clang static analyzer against all sources and present
# output on stdout.
.if !target(__<bsd.clang-analyze.mk>__)
__<bsd.clang-analyze.mk>__:
.include <bsd.compiler.mk>
.if ${COMPILER_TYPE} != "clang" && (make(analyze) || make(*.clang-analyzer))
.error Clang static analyzer requires clang but found that compiler '${CC}' is ${COMPILER_TYPE}
.endif
CLANG_ANALYZE_OUTPUT?= text
CLANG_ANALYZE_OUTPUT_DIR?= clang-analyze
CLANG_ANALYZE_FLAGS+= --analyze \
-Xanalyzer -analyzer-output=${CLANG_ANALYZE_OUTPUT} \
-o ${CLANG_ANALYZE_OUTPUT_DIR}
CLANG_ANALYZE_CHECKERS+= core deadcode security unix
CLANG_ANALYZE_CXX_CHECKERS+= cplusplus
.for checker in ${CLANG_ANALYZE_CHECKERS}
CLANG_ANALYZE_FLAGS+= -Xanalyzer -analyzer-checker=${checker}
.endfor
CLANG_ANALYZE_CXX_FLAGS+= ${CLANG_ANALYZE_FLAGS}
.for checker in ${CLANG_ANALYZE_CXX_CHECKERS}
CLANG_ANALYZE_CXX_FLAGS+= -Xanalyzer -analyzer-checker=${checker}
.endfor
.SUFFIXES: .c .cc .cpp .cxx .C .clang-analyzer
CLANG_ANALYZE_CFLAGS= ${CFLAGS:N-Wa,--fatal-warnings}
CLANG_ANALYZE_CXXFLAGS= ${CXXFLAGS:N-Wa,--fatal-warnings}
.c.clang-analyzer:
${CC:N${CCACHE_BIN}} ${CLANG_ANALYZE_FLAGS} \
${CLANG_ANALYZE_CFLAGS} \
${.IMPSRC}
.cc.clang-analyzer .cpp.clang-analyzer .cxx.clang-analyzer .C.clang-analyzer:
${CXX:N${CCACHE_BIN}} ${CLANG_ANALYZE_CXX_FLAGS} \
${CLANG_ANALYZE_CXXFLAGS} \
${.IMPSRC}
CLANG_ANALYZE_SRCS= \
${SRCS:M*.[cC]} ${SRCS:M*.cc} \
${SRCS:M*.cpp} ${SRCS:M*.cxx} \
${DPSRCS:M*.[cC]} ${DPSRCS:M*.cc} \
${DPSRCS:M*.cpp} ${DPSRCS:M*.cxx}
.if !empty(CLANG_ANALYZE_SRCS)
CLANG_ANALYZE_OBJS= ${CLANG_ANALYZE_SRCS:O:u:R:S,$,.clang-analyzer,}
.NOPATH: ${CLANG_ANALYZE_OBJS}
.endif
# .depend files aren't relevant here since they reference obj.o rather than
# obj.clang-analyzer, so add in some guesses in case 'make depend' wasn't ran,
# for when directly building 'obj.clang-analyzer'.
.for __obj in ${CLANG_ANALYZE_OBJS}
${__obj}: ${OBJS_DEPEND_GUESS}
${__obj}: ${OBJS_DEPEND_GUESS.${__obj}}
.endfor
beforeanalyze: depend .PHONY
.if !defined(_RECURSING_PROGS) && !empty(CLANG_ANALYZE_SRCS) && \
${CLANG_ANALYZE_OUTPUT} != "text"
mkdir -p ${CLANG_ANALYZE_OUTPUT_DIR}
.endif
.if !target(analyze)
analyze: beforeanalyze .WAIT ${CLANG_ANALYZE_OBJS}
.endif
.if exists(${CLANG_ANALYZE_OUTPUT_DIR})
CLEANDIRS+= ${CLANG_ANALYZE_OUTPUT_DIR}
.endif
.endif # !target(__<bsd.clang-analyze.mk>__)