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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [sigtramp.h] - Blame information for rev 706

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1 706 jeremybenn
/****************************************************************************
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 *                                                                          *
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 *                         GNAT COMPILER COMPONENTS                         *
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 *                                                                          *
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 *                             S I G T R A M P                              *
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 *                                                                          *
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 *                              C Header File                               *
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 *                                                                          *
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 *            Copyright (C) 2011, Free Software Foundation, Inc.            *
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 *                                                                          *
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 * GNAT is free software;  you can  redistribute it  and/or modify it under *
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 * terms of the  GNU General Public License as published  by the Free Soft- *
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 * ware  Foundation;  either version 3,  or (at your option) any later ver- *
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 * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
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 * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
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 * or FITNESS FOR A PARTICULAR PURPOSE.                                     *
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 *                                                                          *
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 * As a special exception under Section 7 of GPL version 3, you are granted *
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 * additional permissions described in the GCC Runtime Library Exception,   *
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 * version 3.1, as published by the Free Software Foundation.               *
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 *                                                                          *
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 * You should have received a copy of the GNU General Public License and    *
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 * a copy of the GCC Runtime Library Exception along with this program;     *
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 * see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    *
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 * <http://www.gnu.org/licenses/>.                                          *
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 *                                                                          *
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 * GNAT was originally developed  by the GNAT team at  New York University. *
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 * Extensive contributions were provided by Ada Core Technologies Inc.      *
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 *                                                                          *
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 ****************************************************************************/
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/* On targets where this is implemented, we resort to a signal handler
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   trampoline to set-up the DWARF Call Frame Information that let unwinders
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   walk through the signal frame up into the interrupted application code.
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   This file introduces the relevant declarations.  */
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/* This file should only be #included on targets that do implement the
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   trampoline, which needs to expose the following interface:  */
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#ifdef __cplusplus
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extern "C" {
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#endif
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  typedef void sighandler_t (int signo, void *siginfo, void *sigcontext);
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  void __gnat_sigtramp  (int signo, void *siginfo, void *sigcontext,
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                         sighandler_t * handler);
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  /* To be called from an established signal handler.  Setup the DWARF CFI
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     bits letting unwinders walk through the signal frame up into the
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     interrupted application code, and then call HANDLER (SIGNO, SIGINFO,
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     SIGCONTEXT).  */
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#ifdef __cplusplus
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}
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#endif

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