gcc/m2/mc-boot-ch/Gmcrts.c

/* Gmcrts.c implements case and return exceptions.

Copyright (C) 2016-2023 Free Software Foundation, Inc.
Contributed by Gaius Mulley <gaius@glam.ac.uk>.

This file is part of GNU Modula-2.

GNU Modula-2 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 3, or (at your option)
any later version.

GNU Modula-2 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 GNU Modula-2; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */

#include "config.h"
#include "system.h"

#   ifdef __cplusplus
extern "C" {
#   endif

void
CaseException (const char *s, unsigned int high, unsigned int lineno)
{
  fprintf (stderr, "%s:%d:case statement has no matching selection\n", s,
           lineno);
  _exit (1);
}

void
ReturnException (const char *s, unsigned int high, unsigned int lineno)
{
  fprintf (stderr, "%s:%d:procedure function is about to finish and no return "
                   "statement has been executed\n",
           s, lineno);
  _exit (1);
}

void _throw (int n)
{
  fprintf (stderr, "throw called (%d)\n", n);
  _exit (1);
}

#   ifdef __cplusplus
}
#   endif