75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/* Implementation of the STOP statement.
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Copyright 2002, 2005, 2007, 2009, 2010 Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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This file is part of the GNU Fortran 95 runtime library (libgfortran).
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Libgfortran is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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Libgfortran is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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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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#include "libgfortran.h"
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#include <string.h>
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/* A numeric or blank STOP statement. */
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void
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stop_numeric (GFC_INTEGER_4 code)
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{
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if (code == -1)
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code = 0;
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else
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st_printf ("STOP %d\n", (int)code);
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sys_exit (code);
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}
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iexport(stop_numeric);
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extern void stop_string (const char *string, GFC_INTEGER_4 len);
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export_proto(stop_string);
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void
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stop_string (const char *string, GFC_INTEGER_4 len)
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{
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st_printf ("STOP ");
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while (len--)
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st_printf ("%c", *(string++));
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st_printf ("\n");
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sys_exit (0);
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}
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extern void error_stop_string (const char *, GFC_INTEGER_4);
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export_proto(error_stop_string);
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/* Per Fortran 2008, section 8.4: "Execution of a STOP statement initiates
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normal termination of execution. Execution of an ERROR STOP statement
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initiates error termination of execution." Thus, error_stop_string returns
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a nonzero exit status code. */
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void
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error_stop_string (const char *string, GFC_INTEGER_4 len)
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{
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st_printf ("ERROR STOP ");
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while (len--)
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st_printf ("%c", *(string++));
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st_printf ("\n");
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sys_exit (1);
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}
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