From 825adeeed1e95990fd1efb70d9ac3eb7f1ea802a Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Tue, 26 Sep 2017 16:53:25 -0700 Subject: Mark __dso_handle as hidden [BZ #18822] Since __dso_handle is always defined by either crtbegin.o from GCC or dso_handle.c, it should be marked as hidden and be passed directly. [BZ #18822] * dlfcn/modatexit.c (foo): Remove __dso_handle check. * dlfcn/modcxaatexit.c: Include . (__dso_handle): Remove declaration. * dlfcn/tstatexit.c (__dso_handle): Removed. (main): Don't check __dso_handle. * dlfcn/tstcxaatexit.c (__dso_handle): Removed. (main): Don't check __dso_handle. * include/dso_handle.h: New file. * malloc/mtrace.c: Include . (mtrace): Pass __dso_handle directly. * nptl/pthread_atfork.c: Include . (__dso_handle): Remove declaration. (__pthread_atfork): Pass __dso_handle directly. * nptl/tst-atfork2mod.c: Include . (__dso_handle): Removed. * posix/wordexp-test.c: Include . (__dso_handle): Remove declaration. (__app_register_atfork): Pass __dso_handle directly. * stdlib/at_quick_exit.c: Include . (__dso_handle): Remove declaration. (at_quick_exit): Pass __dso_handle directly. * stdlib/atexit.c: Include . (__dso_handle): Remove declaration. (atexit): Pass __dso_handle directly. * stdlib/tst-tls-atexit-lib.c: Include . (__dso_handle): Removed. --- include/dso_handle.h | 3 +++ 1 file changed, 3 insertions(+) create mode 100644 include/dso_handle.h (limited to 'include/dso_handle.h') diff --git a/include/dso_handle.h b/include/dso_handle.h new file mode 100644 index 0000000000..d9c1ebbce4 --- /dev/null +++ b/include/dso_handle.h @@ -0,0 +1,3 @@ +/* __dso_handle is always defined by either crtbegin.o from GCC or our + dso_handle.c. */ +extern void *__dso_handle __attribute__ ((__visibility__ ("hidden"))); -- cgit v1.2.3