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      1 #	$NetBSD: Makefile,v 1.67 2026/02/12 15:17:30 christos Exp $
      2 
      3 REQUIRETOOLS=	yes
      4 NOLINT=		# defined
      5 UNSUPPORTED_COMPILER.clang=	# defined
      6 
      7 .include <bsd.init.mk>
      8 
      9 .include "Makefile.inc"
     10 
     11 LIB=		stdc++
     12 
     13 LIBDPLIBS+=	m ${.CURDIR}/../../../../../lib/libm
     14 
     15 #COPTS+=		-pthread
     16 #LDFLAGS+=	-pthread
     17 .if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
     18 COPTS.random.cc+=	${${ACTIVE_CC} == "clang":? -mrdrnd :}
     19 .endif
     20 
     21 DIST=		${GCCDIST}
     22 GLIBCXX_SRCDIR=	${DIST}/libstdc++-v3
     23 GNUVER=		${GLIBCXX_SRCDIR}/config/abi/pre/gnu.ver
     24 SYMBOLS=	libstdc++-symbols.ver
     25 .if ${MKPIC} != "no"
     26 ${SYMBOLS}: Makefile ${GNUVER}
     27 	cat ${GNUVER} ${G_port_specific_symbol_files} | \
     28 	${TOOL_GREP} -E -v '^[     ]*#(#| |$$)' | \
     29 	${CXX} -I${DESTDIR}/usr/include/g++ -E -P -include ${.CURDIR}/arch/${LIBSTDCXX_MACHINE_ARCH}/symver-config.h - > \
     30 	${.TARGET}.tmp && mv ${.TARGET}.tmp ${.TARGET} && rm -f ${.TARGET}.tmp
     31 
     32 CLEANFILES+=	${SYMBOLS} ${SYMBOLS}.tmp
     33 
     34 DPADD+=		${SYMBOLS}
     35 
     36 .if ${MKPICLIB} != "no"
     37 libstdc++_pic.a:: ${SYMBOLS}
     38 .else
     39 libstdc++.a:: ${SYMBOLS}
     40 .endif
     41 
     42 LDFLAGS+=	-Wl,-O1 \
     43 		-Wl,--gc-sections \
     44 		-Wl,--version-script=${SYMBOLS}
     45 .endif
     46 
     47 CXXFLAGS.clang+=	-stdlib=libstdc++ -std=c++11 -D_GLIBCXX_ABI_TAG_CXX11=
     48 CXXFLAGS+=	${CXXFLAGS.${ACTIVE_CC}}
     49 CWARNFLAGS.clang+=	-Wno-logical-op-parentheses \
     50 			-Wno-deprecated-writable-strings -Wno-parentheses
     51 
     52 .include "${.CURDIR}/../libsupc++/Makefile.common"
     53 
     54 .if exists(${.CURDIR}/arch/${LIBSTDCXX_MACHINE_ARCH}/defs.mk) && ${MKGCC} != "no"
     55 .include "${.CURDIR}/arch/${LIBSTDCXX_MACHINE_ARCH}/defs.mk"
     56 
     57 SHLIB_MAJOR=	9
     58 SHLIB_MINOR=	2
     59 
     60 SUBDIR=		include
     61 
     62 SRCS=		${LIBSUPCXXSRCS} ${LIBSTDCXXSRCS}
     63 
     64 GCC_MACHINE_SUBDIR=${MACHINE_CPU:C/powerpc.*/rs6000/:C/x86_64/i386/}
     65 
     66 # Only the shared library is build with -D_GLIBCXX_SHARED, and the
     67 # static library shouldn't need to provide old symbols.
     68 CSHLIBFLAGS+=	-D_GLIBCXX_SHARED
     69 
     70 CXXFLAGS+=	-fno-implicit-templates
     71 CPPFLAGS+=	-I${GLIBCXX_SRCDIR}/include
     72 CPPFLAGS+=	-I${DIST}/gcc/config/${GCC_MACHINE_SUBDIR}
     73 CPPFLAGS+=	-I${.CURDIR}/arch/${LIBSTDCXX_MACHINE_ARCH}
     74 CPPFLAGS+=	-DGTHREAD_USE_WEAK -DSUPPORTS_WEAK
     75 .if ${G_CLOCALE_CC:M*dragonfly*} != ""
     76 CPPFLAGS+=	-I${CONF}/locale/dragonfly
     77 LOCALETYPE=	dragonfly
     78 .else
     79 LOCALETYPE=	generic
     80 .endif
     81 
     82 # affects profiling; can't switch it off just for profiling easily.
     83 #CXXFLAGS+=	${G_SECTION_FLAGS}
     84 #CXXFLAGS+=	-ffunction-sections -fdata-sections 
     85 COPTS.bitmap_allocator.cc+=	-ffunction-sections -fdata-sections 
     86 COPTS.pool_allocator.cc+=	-ffunction-sections -fdata-sections 
     87 
     88 CONF=		${GLIBCXX_SRCDIR}/config
     89 
     90 GLIBCPP_INCLUDE_DIR=	${DESTDIR}/usr/include/g++
     91 
     92 # Template instantiation bug workaround for -O<2/s
     93 COPTS.cp-demangle.cc += -Wno-stack-protector
     94 COPTS.fstream-inst.cc += -Wno-stack-protector
     95 COPTS.locale-inst.cc += -Wno-stack-protector
     96 COPTS.misc-inst.cc += -Wno-stack-protector
     97 COPTS.ostream-inst.cc += -Wno-stack-protector
     98 COPTS.functexcept.cc += -Wno-stack-protector
     99 COPTS.valarray-inst.cc += -Wno-stack-protector
    100 COPTS.wlocale-inst.cc += -Wno-stack-protector
    101 COPTS.snprintf_lite.cc += -Wno-stack-protector
    102 COPTS.std_stacktrace-cp-demangle.c += -Wno-stack-protector
    103 # From system headers.
    104 COPTS.cxx11-wlocale-inst.cc +=-Wno-stack-protector
    105 COPTS.cxx11-locale-inst.cc +=-Wno-stack-protector
    106 COPTS.cxx11-wlocale-inst.cc +=-Wno-stack-protector
    107 COPTS.codecvt_members.cc +=-Wno-stack-protector
    108 COPTS.compatibility-thread-c++0x.cc += -Wno-deprecated-declarations
    109 COPTS.concept-inst.cc += -fimplicit-templates
    110 COPTS.collate_members_cow.cc += -fimplicit-templates
    111 COPTS.messages_members_cow.cc += -fimplicit-templates
    112 COPTS.monetary_members_cow.cc += -fimplicit-templates
    113 COPTS.numeric_members_cow.cc += -fimplicit-templates
    114 COPTS.hashtable_c++0x.cc += -fimplicit-templates
    115 COPTS.c++locale.cc += -fimplicit-templates
    116 COPTS.functexcept.cc += -Wno-deprecated-declarations
    117 COPTS.future.cc += -Wno-deprecated-declarations
    118 COPTS.shared_ptr.cc += -Wno-deprecated-declarations
    119 COPTS.thread.cc += -Wno-deprecated-declarations
    120 CPPFLAGS.strstream.cc += -I$(GLIBCPP_INCLUDE_DIR)/backward -Wno-deprecated
    121 
    122 CPPFLAGS.cp-demangle.cc += -DIN_GLIBCPP_V3
    123 CPPFLAGS.concept-inst.cc += -D_GLIBCXX_CONCEPT_CHECKS
    124 CPPFLAGS.parallel_list.cc += -D_GLIBCXX_PARALLEL
    125 CPPFLAGS.parallel_settings.cc += -D_GLIBCXX_PARALLEL
    126 CPPFLAGS.compatibility-parallel_list.cc += -D_GLIBCXX_PARALLEL
    127 CPPFLAGS.compatibility.cc+=	-I${GLIBCXX_SRCDIR}/config
    128 CPPFLAGS.c11-cow-string-inst.cc+=	-I${GLIBCXX_SRCDIR}/src/c++11
    129 CPPFLAGS.c17-cow-string-inst.cc+=	-I${GLIBCXX_SRCDIR}/src/c++17
    130 
    131 cp-demangle.d cp-demangle.o: cp-demangle.h
    132 
    133 .if ${MACHINE_ARCH} == "i386"
    134 COPTS.random.cc += -Wno-error=psabi
    135 COPTS.cow-string-inst.cc += -Wno-error=psabi
    136 .endif
    137 
    138 .if ${MACHINE} == "sun2"
    139 COPTS.std_stacktrace-cp-demangle.c += -Wno-stack-protector
    140 .endif
    141 
    142 # XXX
    143 MKDEPFLAGS+=	-I$(GLIBCPP_INCLUDE_DIR)/backward
    144 
    145 BUILDSYMLINKS+=	\
    146 	${GLIBCXX_SRCDIR}/${G_CCODECVT_CC} codecvt_members.cc \
    147 	${GLIBCXX_SRCDIR}/${G_CCOLLATE_CC} collate_members.cc \
    148 	${GLIBCXX_SRCDIR}/${G_CCTYPE_CC} ctype_members.cc \
    149 	${GLIBCXX_SRCDIR}/${G_CMESSAGES_CC} messages_members.cc \
    150 	${GLIBCXX_SRCDIR}/${G_CMONEY_CC} monetary_members.cc \
    151 	${GLIBCXX_SRCDIR}/${G_CNUMERIC_CC} numeric_members.cc \
    152 	${GLIBCXX_SRCDIR}/${G_CTIME_CC} time_members.cc \
    153 	${GLIBCXX_SRCDIR}/${G_ATOMICITY_SRCDIR}/atomicity.h atomicity.cc \
    154 	${GLIBCXX_SRCDIR}/${G_CLOCALE_CC} c++locale.cc \
    155 	${GLIBCXX_SRCDIR}/${G_BASIC_FILE_CC} basic_file.cc \
    156 	${DIST}/libiberty/cp-demangle.c cp-demangle.c \
    157 	${DIST}/libiberty/cp-demangle.h cp-demangle.h \
    158 	${GLIBCXX_SRCDIR}/${G_CCOLLATE_CC} collate_members_cow.cc \
    159 	${GLIBCXX_SRCDIR}/${G_CMESSAGES_CC} messages_members_cow.cc \
    160 	${GLIBCXX_SRCDIR}/${G_CMONEY_CC} monetary_members_cow.cc \
    161 	${GLIBCXX_SRCDIR}/${G_CNUMERIC_CC} numeric_members_cow.cc
    162 
    163 # both c++98 and c++11 have codecvt.cc files.
    164 # both c++11 and c++17 have cow-string-inst.cc, ostream-inst.cc,
    165 # and string-inst.cc.
    166 .for _N _V1 _V2 in \
    167 	codecvt 98 11 \
    168 	cow-string-inst 11 17 \
    169 	ostream-inst 11 17 \
    170 	string-inst 11 17 \
    171 	sstream-inst 11 20
    172 
    173 BUILDSYMLINKS+=	\
    174 	${GLIBCXX_SRCDIR}/src/c++${_V1}/${_N}.cc c${_V1}-${_N}.cc
    175 BUILDSYMLINKS+=	\
    176 	${GLIBCXX_SRCDIR}/src/c++${_V2}/${_N}.cc c${_V2}-${_N}.cc
    177 
    178 .endfor
    179 
    180 .include "../Makefile.gthr"
    181 
    182 # XXX Special rules in c++98/Makefile; may move into c++11 in future GCC.
    183 CXX11_ALWAYS=	localename.cc \
    184 		locale_init.cc
    185 
    186 FCHAR8_SRCS+=	localename.cc \
    187 		locale_init.cc \
    188 		c11-codecvt.cc \
    189 		limits.cc
    190 
    191 .for _s in ${G_cxx11_sources} ${CXX11_ALWAYS}
    192 COPTS.${_s}+= -std=gnu++11
    193 .endfor
    194 
    195 .for _s in ${G_cxx98_sources}
    196 COPTS.${_s}+= -std=gnu++98
    197 .endfor
    198 
    199 .for _s in ${FCHAR8_SRCS}
    200 COPTS.${_s}+= -fchar8_t
    201 .endfor
    202 
    203 COPTS.cp-demangle.c += -Wno-unused-function
    204 
    205 COPTS.ext-inst.cc+= -Wno-error
    206 
    207 .for f in collate_members_cow \
    208 	  messages_members_cow \
    209           monetary_members_cow \
    210 	  numeric_members_cow \
    211 	  c++locale
    212 COPTS.${f}.cc+= -fimplicit-templates ${G_GLIBCXX_ABI_FLAGS}
    213 .endfor
    214 
    215 # XXXGCC12
    216 # hits on sparc, sparc64, armv7 at least
    217 COPTS.floating_to_chars.cc+=	-Wno-error=unused-function
    218 COPTS.cp-demangle.c+=	-Wno-error=stack-protector
    219 COPTS.floating_to_chars.cc+=	-Wno-error=stack-protector
    220 
    221 # GCC 14 special cases
    222 tzdata.zi.h: ${GLIBCXX_SRCDIR}/src/c++20/tzdata.zi
    223 	echo 'static const char tzdata_chars[] = R"__libstdcxx__(' > ${.TARGET}.tmp && \
    224 	cat $^ >> ${.TARGET}.tmp && \
    225 	echo ')__libstdcxx__";' >> ${.TARGET}.tmp && mv ${.TARGET}.tmp $@
    226 
    227 # libbacktrace
    228 # XXX This is not new, but GCC 14 is the first to start demanding it properly.
    229 .for f in ${G_LIBBACKTRACE_SOURCES} ${G_LIBBACKTRACE_DEPS}
    230 . if ${f} == "cp-demangle.c"
    231 BUILDSYMLINKS+=	\
    232 	${DIST}/libiberty/${f} std_stacktrace-${f}
    233 CPPFLAGS.std_stacktrace-${f}+= \
    234 	-I${.CURDIR}/../libiberty/arch/${LIBSTDCXX_MACHINE_ARCH}
    235 . else
    236 BUILDSYMLINKS+=	\
    237 	${DIST}/libbacktrace/${f} std_stacktrace-${f}
    238 CPPFLAGS.std_stacktrace-${f}+= \
    239 	-I${.CURDIR}/../libbacktrace/arch/${LIBSTDCXX_MACHINE_ARCH} \
    240 	-I${DIST}/libbacktrace
    241 . endif
    242 SRCS+=	std_stacktrace-${f}
    243 CPPFLAGS.std_stacktrace-${f}+= \
    244 	-include ${GLIBCXX_SRCDIR}/src/libbacktrace/backtrace-rename.h
    245 .endfor
    246 
    247 tzdb.cc: tzdata.zi.h
    248 
    249 .include <bsd.lib.mk>
    250 .include <bsd.subdir.mk>
    251 .include <bsd.info.mk>
    252 
    253 .PATH:	${GLIBCXX_SRCDIR}/src \
    254 	${GLIBCXX_SRCDIR}/src/c++98 \
    255 	${GLIBCXX_SRCDIR}/src/c++11 \
    256 	${GLIBCXX_SRCDIR}/src/c++17 \
    257 	${GLIBCXX_SRCDIR}/src/c++20 \
    258 	${GLIBCXX_SRCDIR}/src/c++23 \
    259 	${GLIBCXX_SRCDIR}/src/c++26 \
    260 	${GLIBCXX_SRCDIR}/src/filesystem \
    261 	${GLIBCXX_SRCDIR}/libsupc++ \
    262 	${GLIBCXX_SRCDIR}/config/os/bsd/netbsd \
    263 	${CONF}/locale/${LOCALETYPE} \
    264 	${.CURDIR}/arch/${LIBSTDCXX_MACHINE_ARCH}
    265 
    266 ${OBJS}: ${.CURDIR}/arch/${LIBSTDCXX_MACHINE_ARCH}/defs.mk
    267 
    268 .else
    269 .include <bsd.prog.mk> # do nothing
    270 .endif
    271