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/* Implementation of the SYSTEM intrinsic.
Copyright (C) 2004-2021 Free Software Foundation, Inc.
Contributed by Tobias Schlüter.
This file is part of the GNU Fortran runtime library (libgfortran).
Libgfortran 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.
Libgfortran 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.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "libgfortran.h"
extern void system_sub (const char *fcmd, GFC_INTEGER_4 * status,
gfc_charlen_type cmd_len);
iexport_proto(system_sub);
void
system_sub (const char *fcmd, GFC_INTEGER_4 *status, gfc_charlen_type cmd_len)
{
char *cmd = fc_strdup (fcmd, cmd_len);
int stat;
/* Flush all I/O units before executing the command. */
flush_all_units();
stat = system (cmd);
free (cmd);
if (status)
*status = stat;
}
iexport(system_sub);
extern GFC_INTEGER_4 PREFIX(system) (const char *, gfc_charlen_type);
export_proto_np(PREFIX(system));
GFC_INTEGER_4
PREFIX(system) (const char *fcmd, gfc_charlen_type cmd_len)
{
GFC_INTEGER_4 stat;
system_sub (fcmd, &stat, cmd_len);
return stat;
}
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