| /* Copyright (C) 1997 Free Software Foundation, Inc. |
| This file is part of GNU Fortran libU77 library. |
| |
| This library is free software; you can redistribute it and/or modify it |
| under the terms of the GNU Library General Public License as published |
| by the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| GNU Fortran 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 |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public |
| License along with GNU Fortran; see the file COPYING.LIB. If |
| not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #if HAVE_UNISTD_H |
| # include <unistd.h> |
| #endif |
| |
| #include "f2c.h" |
| |
| #ifndef RETSIGTYPE |
| /* we shouldn't rely on this... */ |
| #ifdef KR_headers |
| #define RETSIGTYPE int |
| #else |
| #define RETSIGTYPE void |
| #endif |
| #endif |
| typedef RETSIGTYPE (*sig_type)(); |
| |
| #ifdef KR_headers |
| extern sig_type signal(); |
| |
| integer G77_alarm_0 (seconds, proc) |
| integer *seconds; |
| sig_type proc; |
| #else |
| #include <signal.h> |
| typedef int (*sig_proc)(int); |
| |
| integer G77_alarm_0 (integer *seconds, sig_proc proc) |
| #endif |
| { |
| int status; |
| |
| if (signal(SIGALRM, (sig_type)proc) == SIG_ERR) |
| status = -1; |
| else |
| status = alarm (*seconds); |
| return status; |
| } |