| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #ifndef __PJ_COMPAT_SETJMP_H__ |
| #define __PJ_COMPAT_SETJMP_H__ |
| |
| /** |
| * @file setjmp.h |
| * @brief Provides setjmp.h functionality. |
| */ |
| |
| #if defined(PJ_HAS_SETJMP_H) && PJ_HAS_SETJMP_H != 0 |
| # include <setjmp.h> |
| typedef jmp_buf pj_jmp_buf; |
| # ifndef pj_setjmp |
| # define pj_setjmp(buf) setjmp(buf) |
| # endif |
| # ifndef pj_longjmp |
| # define pj_longjmp(buf,d) longjmp(buf,d) |
| # endif |
| |
| #elif defined(PJ_LINUX_KERNEL) && PJ_LINUX_KERNEL != 0 && \ |
| defined(PJ_M_I386) && PJ_M_I386 != 0 |
| |
| /* |
| * These are taken from uClibc. |
| * Copyright (C) 2000-2003 Erik Andersen <andersen@uclibc.org> |
| */ |
| # if defined __USE_MISC || defined _ASM |
| # define JB_BX 0 |
| # define JB_SI 1 |
| # define JB_DI 2 |
| # define JB_BP 3 |
| # define JB_SP 4 |
| # define JB_PC 5 |
| # define JB_SIZE 24 |
| # endif |
| |
| # ifndef _ASM |
| typedef int __jmp_buf[6]; |
| |
| /* A `sigset_t' has a bit for each signal. */ |
| # define _SIGSET_NWORDS (1024 / (8 * sizeof (unsigned long int))) |
| typedef struct __sigset_t_tag |
| { |
| unsigned long int __val[_SIGSET_NWORDS]; |
| } __sigset_t; |
| |
| /* Calling environment, plus possibly a saved signal mask. */ |
| typedef struct __jmp_buf_tag /* C++ doesn't like tagless structs. */ |
| { |
| /* NOTE: The machine-dependent definitions of `__sigsetjmp' |
| assume that a `jmp_buf' begins with a `__jmp_buf' and that |
| `__mask_was_saved' follows it. Do not move these members |
| or add others before it. */ |
| __jmp_buf __jmpbuf; /* Calling environment. */ |
| int __mask_was_saved; /* Saved the signal mask? */ |
| // we never saved the mask. |
| __sigset_t __saved_mask; /* Saved signal mask. */ |
| } jmp_buf[1]; |
| |
| typedef jmp_buf sigjmp_buf; |
| typedef jmp_buf pj_jmp_buf; |
| |
| PJ_DECL(int) pj_setjmp(pj_jmp_buf env); |
| PJ_DECL(void) pj_longjmp(pj_jmp_buf env, int val) __attribute__((noreturn)); |
| |
| # endif /* _ASM */ |
| |
| #elif defined(PJ_SYMBIAN) && PJ_SYMBIAN!=0 |
| /* Symbian framework don't use setjmp/longjmp */ |
| |
| #else |
| # warning "setjmp()/longjmp() is not implemented" |
| typedef int pj_jmp_buf[1]; |
| # define pj_setjmp(buf) 0 |
| # define pj_longjmp(buf,d) 0 |
| #endif |
| |
| |
| #endif /* __PJ_COMPAT_SETJMP_H__ */ |
| |