1 /* Copyright (C) 2003-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Jakub Jelinek <jakub@redhat.com>.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public License as
7 published by the Free Software Foundation; either version 2.1 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If
17 not, see <http://www.gnu.org/licenses/>. */
22 #include <gnu/lib-names.h>
24 static void (*libgcc_s_resume
) (struct _Unwind_Exception
*exc
)
25 __attribute__ ((noreturn
));
26 static _Unwind_Reason_Code (*libgcc_s_personality
)
27 (int, _Unwind_Action
, _Unwind_Exception_Class
, struct _Unwind_Exception
*,
28 struct _Unwind_Context
*);
33 void *resume
, *personality
;
36 handle
= __libc_dlopen (LIBGCC_S_SO
);
39 || (resume
= __libc_dlsym (handle
, "_Unwind_Resume")) == NULL
40 || (personality
= __libc_dlsym (handle
, "__gcc_personality_v0")) == NULL
)
41 __libc_fatal (LIBGCC_S_SO
42 " must be installed for pthread_cancel to work\n");
44 libgcc_s_resume
= resume
;
45 libgcc_s_personality
= personality
;
49 _Unwind_Resume (struct _Unwind_Exception
*exc
)
51 if (__glibc_unlikely (libgcc_s_resume
== NULL
))
53 (*libgcc_s_resume
) (exc
);
57 __gcc_personality_v0 (int version
, _Unwind_Action actions
,
58 _Unwind_Exception_Class exception_class
,
59 struct _Unwind_Exception
*ue_header
,
60 struct _Unwind_Context
*context
)
62 if (__glibc_unlikely (libgcc_s_personality
== NULL
))
64 return (*libgcc_s_personality
) (version
, actions
, exception_class
,