1 /* __frame_state_for unwinder helper function wrapper. 2 Copyright (C) 2001-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 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 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 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. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <stdlib.h> 20 #define STATIC static 21 #define __frame_state_for fallback_frame_state_for 22 #include <unwind-dw2.c> 23 #undef __frame_state_for 24 #include <gnu/lib-names.h> 25 26 #include <unwind-link.h> 27 28 typedef struct frame_state * (*framesf)(void *pc, struct frame_state *); 29 struct frame_state *__frame_state_for (void *pc, 30 struct frame_state *frame_state); 31 32 struct frame_state * 33 __frame_state_for (void *pc, struct frame_state *frame_state) 34 { 35 struct unwind_link *unwind_link = __libc_unwind_link_get (); 36 if (unwind_link != NULL) 37 return UNWIND_LINK_PTR (unwind_link, __frame_state_for) (pc, frame_state); 38 else 39 { 40 #ifndef __USING_SJLJ_EXCEPTIONS__ 41 return fallback_frame_state_for (pc, frame_state); 42 #else 43 abort (); 44 #endif 45 } 46 } 47