glibc/sysdeps/unix/sysv/linux/riscv/sigcontextinfo.h

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2018-01-29 18:28:32 +00:00
/* RISC-V definitions for signal handling calling conventions.
Copyright (C) 2000-2018 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
<http://www.gnu.org/licenses/>. */
#include <sys/ucontext.h>
#define SIGCONTEXT siginfo_t *_si, ucontext_t *
#define SIGCONTEXT_EXTRA_ARGS _si,
#define GET_PC(ctx) ((void *) ctx->uc_mcontext.__gregs[REG_PC])
#define GET_FRAME(ctx) ((void *) ctx->uc_mcontext.__gregs[REG_S0])
#define GET_STACK(ctx) ((void *) ctx->uc_mcontext.__gregs[REG_SP])
#define CALL_SIGHANDLER(handler, signo, ctx) \
(handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))