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Makefile revision 1.111
      1 #	$NetBSD: Makefile,v 1.111 2020/12/12 16:54:20 rillig Exp $
      2 #	@(#)Makefile	5.2 (Berkeley) 12/28/90
      3 
      4 PROG=	make
      5 SRCS=	arch.c
      6 SRCS+=  buf.c
      7 SRCS+=  compat.c
      8 SRCS+=  cond.c
      9 SRCS+=  dir.c
     10 SRCS+=  enum.c
     11 SRCS+=  for.c
     12 SRCS+=  hash.c
     13 SRCS+=  job.c
     14 SRCS+=  lst.c
     15 SRCS+=  main.c
     16 SRCS+=	make.c
     17 SRCS+=  make_malloc.c
     18 SRCS+=  metachar.c
     19 SRCS+=  parse.c
     20 SRCS+=	str.c
     21 SRCS+=  suff.c
     22 SRCS+=  targ.c
     23 SRCS+=  trace.c
     24 SRCS+=  var.c
     25 SRCS+=  util.c
     26 HDRS=   buf.h
     27 HDRS+=  config.h
     28 HDRS+=  dir.h
     29 HDRS+=  enum.h
     30 HDRS+=  hash.h
     31 HDRS+=  job.h
     32 HDRS+=  lst.h
     33 HDRS+=  make.h
     34 HDRS+=  make_malloc.h
     35 HDRS+=  meta.h
     36 HDRS+=  metachar.h
     37 HDRS+=  nonints.h
     38 HDRS+=  pathnames.h
     39 HDRS+=  trace.h
     40 
     41 # Whether to generate a coverage report after running the tests.
     42 USE_COVERAGE?=	no		# works only with gcc; clang9 fails to link
     43 .if ${USE_COVERAGE} == "yes"
     44 GCOV?=		gcov
     45 COPTS+=		--coverage -O0 -ggdb
     46 GCOV_PERL=	if (/^File '(?:.*\/)?(\S+)'/) {
     47 GCOV_PERL+=		$$file = $$1; $$func = "";
     48 GCOV_PERL+=	} elsif (/^Function '(\S+)'/) {
     49 GCOV_PERL+=		$$func = $$1;
     50 GCOV_PERL+=	} elsif (/^Lines executed:(\d+\.\d+)% of (\d+)/ && defined($$file)) {
     51 GCOV_PERL+=		my ($$percent, $$lines) = ($$1, $$2);
     52 GCOV_PERL+=		my $$uncovered = `grep -c '\#\#\#\#\#:' < \$$(basename $$file.gcov)`;
     53 GCOV_PERL+=		printf("%7.2f  %4d/%4d  %s%s\n",
     54 GCOV_PERL+=		    $$percent, $$uncovered, $$lines, $$file, $$func);
     55 GCOV_PERL+=		$$file = undef;
     56 GCOV_PERL+=	}
     57 LDADD+=		--coverage
     58 .endif
     59 CLEANFILES+=	*.gcda *.gcno *.gcov
     60 
     61 # Whether to compile using the Undefined Behavior Sanitizer (GCC, Clang).
     62 USE_UBSAN?=	no
     63 .if ${USE_UBSAN} == "yes"
     64 COPTS+=		-fsanitize=undefined
     65 LDADD+=		-fsanitize=undefined
     66 .endif
     67 
     68 # Whether to compile with GCC 10 from pkgsrc, during development.
     69 USE_GCC10?=	no
     70 .if ${USE_GCC10} == "yes"
     71 # CC is set further down in this file
     72 COPTS+=		-Wno-attributes	# for abs and labs
     73 COPTS.arch.c+=	-Wno-error=format-truncation
     74 COPTS.dir.c+=	-Wno-error=format-truncation
     75 COPTS.main.c+=	-Wno-error=format-truncation
     76 COPTS.meta.c+=	-Wno-error=format-truncation
     77 .endif
     78 
     79 # Whether to compile with GCC 9 from pkgsrc, during development.
     80 USE_GCC9?=	no
     81 .if ${USE_GCC9} == "yes"
     82 # CC is set further down in this file
     83 COPTS+=		-Wno-attributes	# for abs and labs
     84 COPTS.arch.c+=	-Wno-error=format-truncation
     85 COPTS.dir.c+=	-Wno-error=format-truncation
     86 COPTS.main.c+=	-Wno-error=format-truncation
     87 COPTS.meta.c+=	-Wno-error=format-truncation
     88 .endif
     89 
     90 # Whether to compile with GCC 8 from pkgsrc, during development.
     91 USE_GCC8?=	no
     92 .if ${USE_GCC8} == "yes"
     93 # CC is set further down in this file
     94 COPTS+=		-Wno-attributes	# for abs and labs
     95 COPTS.arch.c+=	-Wno-error=format-truncation
     96 COPTS.dir.c+=	-Wno-error=format-truncation
     97 COPTS.main.c+=	-Wno-error=format-truncation
     98 COPTS.meta.c+=	-Wno-error=format-truncation
     99 .endif
    100 
    101 USE_META?=	yes
    102 .if ${USE_META:tl} != "no"
    103 
    104 SRCS+=		meta.c
    105 CPPFLAGS+=	-DUSE_META
    106 
    107 USE_FILEMON?=	ktrace
    108 .  if ${USE_FILEMON:tl} != "no"
    109 
    110 .PATH:	${.CURDIR}/filemon
    111 SRCS+=		filemon_${USE_FILEMON}.c
    112 CPPFLAGS+=	-DUSE_FILEMON
    113 CPPFLAGS+=	-DUSE_FILEMON_${USE_FILEMON:tu}
    114 
    115 .    if ${USE_FILEMON} == "dev"
    116 FILEMON_H?=	/usr/include/dev/filemon/filemon.h
    117 .      if exists(${FILEMON_H}) && ${FILEMON_H:T} == "filemon.h"
    118 COPTS.filemon_dev.c+= \
    119 		-DHAVE_FILEMON_H -I${FILEMON_H:H}
    120 .      endif
    121 .    endif
    122 .  endif
    123 .endif
    124 
    125 SUBDIR.roff+=	PSD.doc
    126 .if make(obj) || make(clean)
    127 SUBDIR+=	unit-tests
    128 .endif
    129 
    130 ${SRCS:M*.c:.c=.o}: ${HDRS}
    131 CLEANFILES+=	*.o
    132 
    133 COPTS.arch.c+=	${GCC_NO_FORMAT_TRUNCATION}
    134 COPTS.dir.c+=	${GCC_NO_FORMAT_TRUNCATION}
    135 COPTS.job.c+=	-Wno-format-nonliteral
    136 COPTS.main.c+=	${GCC_NO_FORMAT_TRUNCATION} ${GCC_NO_STRINGOP_TRUNCATION}
    137 COPTS.meta.c+=	${GCC_NO_FORMAT_TRUNCATION}
    138 COPTS.parse.c+=	-Wno-format-nonliteral
    139 COPTS.var.c+=	-Wno-format-nonliteral
    140 
    141 CPPFLAGS+=	-DMAKE_NATIVE
    142 
    143 .if ${USE_GCC10} == "yes"
    144 GCC10BASE?=	/usr/pkg/gcc10
    145 LATE_CC=	${GCC10BASE}/bin/gcc
    146 GCOV=		${GCC10BASE}/bin/gcov
    147 .endif
    148 
    149 .if ${USE_GCC9} == "yes"
    150 GCC9BASE?=	/usr/pkg/gcc9
    151 LATE_CC=	${GCC9BASE}/bin/gcc
    152 GCOV=		${GCC9BASE}/bin/gcov
    153 .endif
    154 
    155 .if ${USE_GCC8} == "yes"
    156 GCC8BASE?=	/usr/pkg/gcc8
    157 LATE_CC=	${GCC8BASE}/bin/gcc
    158 GCOV=		${GCC8BASE}/bin/gcov
    159 .endif
    160 
    161 .if defined(TOOLDIR)
    162 # This is a native NetBSD build, use libutil rather than the local emalloc etc.
    163 CPPFLAGS+=	-DUSE_EMALLOC
    164 LDADD+=		-lutil
    165 DPADD+=		${LIBUTIL}
    166 .endif
    167 
    168 COPTS+=		-Wdeclaration-after-statement
    169 
    170 # A simple unit-test driver to help catch regressions
    171 TEST_MAKE ?= ${.OBJDIR}/${PROG:T}
    172 test: .MAKE
    173 	cd ${.CURDIR}/unit-tests \
    174 	&& MAKEFLAGS= ${TEST_MAKE} -r -m / TEST_MAKE=${TEST_MAKE} ${TESTS:DTESTS=${TESTS:Q}} ${.TARGET}
    175 .if ${USE_COVERAGE} == yes
    176 	${MAKE} report-coverage
    177 .endif
    178 
    179 accept sync-mi: .MAKE
    180 	cd ${.CURDIR}/unit-tests && ${.MAKE} ${.TARGET}
    181 
    182 retest:
    183 	${.MAKE} -C ${.CURDIR}/unit-tests cleandir
    184 .if ${USE_COVERAGE} == yes
    185 	rm -f *.gcov *.gcda
    186 .endif
    187 	${.MAKE} test
    188 
    189 # Just out of curiosity, during development.
    190 .SUFFIXES: .cpre .casm
    191 .c.cpre:
    192 	${COMPILE.c:S,^-c$,-E,} ${COPTS.${.IMPSRC}} ${.IMPSRC} -o ${.TARGET}
    193 .c.casm:
    194 	${COMPILE.c:S,^-c$,-S,} ${COPTS.${.IMPSRC}} ${.IMPSRC} -o ${.TARGET}
    195 
    196 test-coverage: .PHONY
    197 	@make -s clean cleandir
    198 	@env USE_COVERAGE=yes COPTS="-O0 -ggdb" USER_CPPFLAGS="-DCLEANUP" \
    199 		sh -c 'make -s all -j8 && make -s test'
    200 
    201 report-coverage: .PHONY
    202 	@echo 'covered  uncovered  file'
    203 	@${GCOV} ${GCOV_OPTS} ${SRCS} 2>&1 \
    204 	| perl -ne ${GCOV_PERL:Q} \
    205 	| sort -nr
    206 	@sed -i 's,^\([^:]*\): *[0-9]*:,\1: ,' *.gcov
    207 
    208 .include <bsd.prog.mk>
    209 .include <bsd.subdir.mk>
    210 
    211 # For -DCLEANUP and similar feature toggles.
    212 CPPFLAGS+=	${USER_CPPFLAGS}
    213 # For overriding -std=gnu99 or similar options.
    214 CFLAGS+=	${USER_CFLAGS}
    215 .if defined(LATE_CC)
    216 CC=		${LATE_CC}
    217 .endif
    218