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Index: head/share/man/man7/build.7
===================================================================
--- head/share/man/man7/build.7
+++ head/share/man/man7/build.7
@@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd October 21, 2015
+.Dd February 26, 2016
.Dt BUILD 7
.Os
.Sh NAME
@@ -107,6 +107,8 @@
The following list provides the names and actions for the targets
supported by the build system:
.Bl -tag -width ".Cm cleandepend"
+.It Cm analyze
+Run Clang static analyzer against all objects and present output on stdout.
.It Cm check
Run tests for a given subdirectory.
The default directory used is
Index: head/share/mk/Makefile
===================================================================
--- head/share/mk/Makefile
+++ head/share/mk/Makefile
@@ -17,6 +17,7 @@
auto.obj.mk \
bsd.README \
bsd.arch.inc.mk \
+ bsd.clang-analyze.mk \
bsd.compiler.mk \
bsd.confs.mk \
bsd.cpu.mk \
Index: head/share/mk/bsd.clang-analyze.mk
===================================================================
--- head/share/mk/bsd.clang-analyze.mk
+++ head/share/mk/bsd.clang-analyze.mk
@@ -0,0 +1,105 @@
+# $FreeBSD$
+#
+# 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} ${CPPFLAGS} \
+ ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} \
+ ${CPPFLAGS.${.IMPSRC:T}} ${.IMPSRC}
+.cc.clang-analyzer .cpp.clang-analyzer .cxx.clang-analyzer .C.clang-analyzer:
+ ${CXX:N${CCACHE_BIN}} ${CLANG_ANALYZE_CXX_FLAGS} \
+ ${CLANG_ANALYZE_CXXFLAGS} ${CPPFLAGS} \
+ ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}} \
+ ${CPPFLAGS.${.IMPSRC:T}} ${.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
+
+.if ${MK_FAST_DEPEND} == "yes"
+beforeanalyze: depend
+.endif
+beforeanalyze: .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+= ${CLANG_ANALYZE_OUTPUT_DIR}
+.endif
+
+.endif # !target(__<bsd.clang-analyze.mk>__)
Index: head/share/mk/bsd.dep.mk
===================================================================
--- head/share/mk/bsd.dep.mk
+++ head/share/mk/bsd.dep.mk
@@ -83,7 +83,7 @@
# Skip reading .depend when not needed to speed up tree-walks
# and simple lookups.
.if !empty(.MAKEFLAGS:M-V${_V_READ_DEPEND}) || make(obj) || make(clean*) || \
- make(install*)
+ make(install*) || make(analyze)
_SKIP_READ_DEPEND= 1
.if ${MK_DIRDEPS_BUILD} == "no"
.MAKE.DEPENDFILE= /dev/null
Index: head/share/mk/bsd.lib.mk
===================================================================
--- head/share/mk/bsd.lib.mk
+++ head/share/mk/bsd.lib.mk
@@ -441,5 +441,6 @@
.endif
.include <bsd.dep.mk>
+.include <bsd.clang-analyze.mk>
.include <bsd.obj.mk>
.include <bsd.sys.mk>
Index: head/share/mk/bsd.prog.mk
===================================================================
--- head/share/mk/bsd.prog.mk
+++ head/share/mk/bsd.prog.mk
@@ -283,5 +283,6 @@
.endif
.include <bsd.dep.mk>
+.include <bsd.clang-analyze.mk>
.include <bsd.obj.mk>
.include <bsd.sys.mk>
Index: head/share/mk/bsd.subdir.mk
===================================================================
--- head/share/mk/bsd.subdir.mk
+++ head/share/mk/bsd.subdir.mk
@@ -39,7 +39,7 @@
__<bsd.subdir.mk>__:
SUBDIR_TARGETS+= \
- all all-man buildconfig buildfiles buildincludes \
+ all all-man analyze buildconfig buildfiles buildincludes \
checkdpadd clean cleandepend cleandir cleanilinks \
cleanobj depend distribute files includes installconfig \
installfiles installincludes realinstall lint maninstall \
Index: head/share/mk/bsd.sys.mk
===================================================================
--- head/share/mk/bsd.sys.mk
+++ head/share/mk/bsd.sys.mk
@@ -176,7 +176,7 @@
# Tell bmake not to mistake standard targets for things to be searched for
# or expect to ever be up-to-date.
-PHONY_NOTMAIN = afterdepend afterinstall all beforedepend beforeinstall \
+PHONY_NOTMAIN = analyze afterdepend afterinstall all beforedepend beforeinstall \
beforelinking build build-tools buildconfig buildfiles \
buildincludes check checkdpadd clean cleandepend cleandir \
cleanobj configure depend distclean distribute exe \
Index: head/sys/conf/kmod.mk
===================================================================
--- head/sys/conf/kmod.mk
+++ head/sys/conf/kmod.mk
@@ -461,5 +461,6 @@
.endif
.include <bsd.dep.mk>
+.include <bsd.clang-analyze.mk>
.include <bsd.obj.mk>
.include "kern.mk"

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