gcc/ada/initialize.c

   1 /****************************************************************************
   2  *                                                                          *
   3  *                         GNAT COMPILER COMPONENTS                         *
   4  *                                                                          *
   5  *                           I N I T I A L I Z E                            *
   6  *                                                                          *
   7  *                          C Implementation File                           *
   8  *                                                                          *
   9  *          Copyright (C) 1992-2023, Free Software Foundation, Inc.         *
  10  *                                                                          *
  11  * GNAT is free software;  you can  redistribute it  and/or modify it under *
  12  * terms of the  GNU General Public License as published  by the Free Soft- *
  13  * ware  Foundation;  either version 3,  or (at your option) any later ver- *
  14  * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
  15  * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
  16  * or FITNESS FOR A PARTICULAR PURPOSE.                                     *
  17  *                                                                          *
  18  * As a special exception under Section 7 of GPL version 3, you are granted *
  19  * additional permissions described in the GCC Runtime Library Exception,   *
  20  * version 3.1, as published by the Free Software Foundation.               *
  21  *                                                                          *
  22  * You should have received a copy of the GNU General Public License and    *
  23  * a copy of the GCC Runtime Library Exception along with this program;     *
  24  * see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    *
  25  * <http://www.gnu.org/licenses/>.                                          *
  26  *                                                                          *
  27  * GNAT was originally developed  by the GNAT team at  New York University. *
  28  * Extensive contributions were provided by Ada Core Technologies Inc.      *
  29  *                                                                          *
  30  ****************************************************************************/
  31
  32 /*  This unit provides the default implementation of __gnat_initialize, which
  33     is called before the elaboration of the partition.  It is provided in a
  34     separate file so that users can replace it easily.  But the implementation
  35     should be empty on most targets.  */
  36
  37 #ifdef IN_RTS
  38 #include "runtime.h"
  39 #else
  40 #include "config.h"
  41 #include "system.h"
  42 #endif
  43
  44 #include "raise.h"
  45
  46 #ifdef __cplusplus
  47 extern "C" {
  48 #endif
  49
  50 /******************************************/
  51 /* __gnat_initialize (NT-mingw32 Version) */
  52 /******************************************/
  53
  54 #if defined (__MINGW32__)
  55
  56 void
  57 __gnat_initialize (void *eh)
  58 {
  59    /* Install the Structured Exception handler.  */
  60    if (eh)
  61      __gnat_install_SEH_handler (eh);
  62 }
  63
  64 #else
  65
  66 /***************************************/
  67 /* __gnat_initialize (Default Version) */
  68 /***************************************/
  69
  70 void
  71 __gnat_initialize (void *eh ATTRIBUTE_UNUSED)
  72 {
  73 }
  74
  75 #endif
  76
  77 #ifdef __cplusplus
  78 }
  79 #endif