glibc/sysdeps/generic/framestate.c

47 lines
1.6 KiB
C

/* __frame_state_for unwinder helper function wrapper.
Copyright (C) 2001-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <stdlib.h>
#define STATIC static
#define __frame_state_for fallback_frame_state_for
#include <unwind-dw2.c>
#undef __frame_state_for
#include <gnu/lib-names.h>
#include <unwind-link.h>
typedef struct frame_state * (*framesf)(void *pc, struct frame_state *);
struct frame_state *__frame_state_for (void *pc,
struct frame_state *frame_state);
struct frame_state *
__frame_state_for (void *pc, struct frame_state *frame_state)
{
struct unwind_link *unwind_link = __libc_unwind_link_get ();
if (unwind_link != NULL)
return UNWIND_LINK_PTR (unwind_link, __frame_state_for) (pc, frame_state);
else
{
#ifndef __USING_SJLJ_EXCEPTIONS__
return fallback_frame_state_for (pc, frame_state);
#else
abort ();
#endif
}
}