1 2PACKAGE= clibs 3SHLIBDIR?= /lib 4 5LIBADD= c sys 6.if defined(COMPAT_libcompat) 7# XXX: work around gcc -m32 + bfd ld path issue for DT_NEEDED symbols. 8# https://sourceware.org/bugzilla/show_bug.cgi?id=31395 9LDFLAGS+= -Wl,--rpath=/usr/lib${COMPAT_libcompat} 10.endif 11 12.include <src.opts.mk> 13MK_SSP= no 14# SSP forced off already implies FORTIFY_SOURCE=0, but we must make sure that 15# one cannot turn it back on. 16FORTIFY_SOURCE= 0 17 18LIB=thr 19SHLIB_MAJOR= 3 20 21NO_WTHREAD_SAFETY=1 22NO_WCAST_ALIGN.gcc=1 # for gcc 4.2 23CFLAGS+=-DPTHREAD_KERNEL 24CFLAGS+=-I${SRCTOP}/lib/libc/include 25CFLAGS+=-I${SRCTOP}/lib/libc/${MACHINE_CPUARCH} 26CFLAGS+=-I${.CURDIR}/thread 27CFLAGS+=-I${.CURDIR}/arch/${MACHINE_CPUARCH}/include 28CFLAGS+=-I${.CURDIR}/sys 29CFLAGS+=-I${SRCTOP}/libexec/rtld-elf 30CFLAGS+=-I${SRCTOP}/libexec/rtld-elf/${MACHINE_CPUARCH} 31CFLAGS+=-I${SRCTOP}/lib/libthread_db 32 33CFLAGS.thr_stack.c+= -Wno-cast-align 34CFLAGS.rtld_malloc.c+= -Wno-cast-align 35# Disable compiler builtins so that the compiler does not optimize away rtld's 36# attempts to force early PLT resolution for certain functions that may be 37# replaced by builtins. 38CFLAGS.thr_rtld.c+= -fno-builtin 39CFLAGS.thr_symbols.c+= -Wno-missing-variable-declarations 40.if ${MK_ASAN} != "no" 41# False-positive ASAN error claiming the local "struct sigaction act;" is 42# overflowed by handle_signal() reading from the ucontext_t argument. This 43# could be caused by ASAN not treating this function as a signal handler. 44CFLAGS.thr_sig.c+= -fno-sanitize=address 45.endif 46 47.if ${MACHINE_CPUARCH} == "arm" 48NO_THREAD_UNWIND_STACK= yes 49.endif 50 51.ifndef NO_THREAD_UNWIND_STACK 52CFLAGS+=-fexceptions 53CFLAGS+=-D_PTHREAD_FORCED_UNWIND 54.endif 55 56LDFLAGS+=-Wl,-znodelete 57LDFLAGS+=-Wl,--auxiliary,libsys.so.7 58 59VERSION_DEF=${SRCTOP}/lib/libc/Versions.def 60SYMBOL_MAPS=${.CURDIR}/pthread.map 61 62MAN= libthr.3 63 64.if ${MK_PTHREADS_ASSERTIONS} != "no" 65# enable extra internal consistency checks 66CFLAGS+=-D_PTHREADS_INVARIANTS 67.endif 68 69PRECIOUSLIB= 70 71.PATH: ${.CURDIR}/arch/${MACHINE_CPUARCH}/${MACHINE_CPUARCH} 72.PATH: ${SRCTOP}/libexec/rtld-elf 73 74.if exists(${.CURDIR}/arch/${MACHINE_CPUARCH}/Makefile.inc) 75.include "${.CURDIR}/arch/${MACHINE_CPUARCH}/Makefile.inc" 76.endif 77.include "${.CURDIR}/sys/Makefile.inc" 78.include "${.CURDIR}/thread/Makefile.inc" 79SRCS+= rtld_malloc.c 80 81LIBSYS_SRCTOP= ${.CURDIR:H}/libsys 82.if exists(${LIBSYS_SRCTOP}/${MACHINE_CPUARCH}/_umtx_op_err.S) 83.PATH: ${LIBSYS_SRCTOP}/${MACHINE_CPUARCH} 84.else 85.PATH: ${LIBSYS_SRCTOP} 86.endif 87OBJS+= _umtx_op_err.o 88 89.if ${MK_INSTALLLIB} != "no" 90SYMLINKS+=lib${LIB}.a ${LIBDIR}/libpthread.a 91.endif 92.if !defined(NO_PIC) 93SYMLINKS+=lib${LIB}.so ${LIBDIR}/libpthread.so 94.endif 95.if ${MK_PROFILE} != "no" 96SYMLINKS+=lib${LIB}_p.a ${LIBDIR}/libpthread_p.a 97.endif 98 99HAS_TESTS= 100SUBDIR.${MK_TESTS}+= tests 101 102.include <bsd.lib.mk> 103