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Diffstat (limited to 'gcc/f/runtime/libU77/alarm_.c')
-rw-r--r-- | gcc/f/runtime/libU77/alarm_.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/gcc/f/runtime/libU77/alarm_.c b/gcc/f/runtime/libU77/alarm_.c new file mode 100644 index 00000000000..cc869ff7898 --- /dev/null +++ b/gcc/f/runtime/libU77/alarm_.c @@ -0,0 +1,59 @@ +/* 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(); + +int G77_alarm_0 (seconds, proc) + integer *seconds; + sig_type proc; +#else +#include <signal.h> +typedef int (*sig_proc)(int); + +int 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; +} |