git://gcc.gnu.org / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 81fea2b1 JL |
1 | /* Copyright (C) 1995 Free Software Foundation, Inc. |
| 2 | This file is part of GNU Fortran libU77 library. | |
| 3 | ||
| 4 | This library is free software; you can redistribute it and/or modify it | |
| 5 | under the terms of the GNU Library General Public License as published | |
| 6 | by the Free Software Foundation; either version 2 of the License, or | |
| 7 | (at your option) any later version. | |
| 8 | ||
| 9 | GNU Fortran is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | Library General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU Library General Public | |
| 15 | License along with GNU Fortran; see the file COPYING.LIB. If | |
| 16 | not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 17 | Boston, MA 02111-1307, USA. */ | |
| 18 | ||
| 19 | #ifdef HAVE_CONFIG_H | |
| 20 | #include "config.h" | |
| 21 | #endif | |
| 22 | #if HAVE_UNISTD_H | |
| 23 | # include <unistd.h> | |
| 24 | #endif | |
| 25 | #include "f2c.h" | |
| 26 | #include "fio.h" | |
| 27 | ||
| 28 | #ifdef KR_headers | |
| 29 | extern integer G77_fnum_0 (); | |
| 30 | ||
| 31 | logical G77_isatty_0 (lunit) | |
| 32 | integer *lunit; | |
| 33 | #else | |
| 34 | extern integer G77_fnum_0 (integer *); | |
| 35 | ||
| 36 | logical G77_isatty_0 (integer *lunit) | |
| 37 | #endif | |
| 38 | { | |
| 39 | if (*lunit>=MXUNIT || *lunit<0) | |
| 40 | err(1,101,"isatty"); | |
| 41 | /* f__units is a table of descriptions for the unit numbers (defined | |
| 42 | in io.h) with file descriptors rather than streams */ | |
| 43 | return (isatty(G77_fnum_0 (lunit)) ? TRUE_ : FALSE_); | |
| 44 | } |