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authordavidxu <davidxu@FreeBSD.org>2010-09-25 01:57:47 +0000
committerdavidxu <davidxu@FreeBSD.org>2010-09-25 01:57:47 +0000
commit74604ed9c419ab380cacaaeb78e4c26f9f37e0ad (patch)
tree7b4cd520f700d5e2d7a21bc8175c8574d209a3ce /lib/librt/Makefile
parentdf0d735bfefbd56b7c7cbca4590c651f83e3c831 (diff)
downloadFreeBSD-src-74604ed9c419ab380cacaaeb78e4c26f9f37e0ad.zip
FreeBSD-src-74604ed9c419ab380cacaaeb78e4c26f9f37e0ad.tar.gz
To support stack unwinding for cancellation points, add -fexceptions flag
for them, two functions _pthread_cancel_enter and _pthread_cancel_leave are added to let thread enter and leave a cancellation point, it also makes it possible that other functions can be cancellation points in libraries without having to be rewritten in libthr.
Diffstat (limited to 'lib/librt/Makefile')
-rw-r--r--lib/librt/Makefile5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/librt/Makefile b/lib/librt/Makefile
index f98d94e..86be751 100644
--- a/lib/librt/Makefile
+++ b/lib/librt/Makefile
@@ -3,14 +3,15 @@
LIB=rt
SHLIB_MAJOR= 1
CFLAGS+=-I${.CURDIR}/../libc/include -I${.CURDIR}
+.ifndef NO_THREAD_STACK_UNWIND
+CFLAGS+=-fexceptions
+.endif
CFLAGS+=-Winline -Wall -g
DPADD= ${LIBPTHREAD}
LDADD= -lpthread
WARNS?= 2
-#MAN= libthr.3
-
SRCS+= aio.c mq.c sigev_thread.c timer.c
PRECIOUSLIB=
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