| /* Copyright (C) 1995, 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 |
| #if HAVE_STDLIB_H |
| # include <stdlib.h> |
| #else |
| # include <stdio.h> /* for NULL */ |
| #endif |
| |
| #include <errno.h> |
| #include <limits.h> |
| #include "f2c.h" |
| |
| #ifndef R_OK /* for SVR1-2 */ |
| # define R_OK 4 |
| #endif |
| #ifndef W_OK |
| # define W_OK 2 |
| #endif |
| #ifndef X_OK |
| # define X_OK 1 |
| #endif |
| #ifndef F_OK |
| # define F_OK 0 |
| #endif |
| |
| #ifdef KR_headers |
| void g_char (); |
| |
| integer G77_access_0 (name, mode, Lname, Lmode) |
| char *name, *mode; |
| ftnlen Lname, Lmode; |
| #else |
| void g_char(const char *a, ftnlen alen, char *b); |
| |
| integer G77_access_0 (const char *name, const char *mode, ftnlen Lname, ftnlen Lmode) |
| #endif |
| { |
| char *buff; |
| char *bp, *blast; |
| int amode, i; |
| |
| buff = malloc (Lname+1); |
| if (buff == NULL) return -1; |
| g_char (name, Lname, buff); |
| amode = 0; |
| for (i=0;i<Lmode;i++) { |
| switch (mode[i]) { |
| case 'r': amode |= R_OK; break; |
| case 'w': amode |= W_OK; break; |
| case 'x': amode |= X_OK; break; |
| case ' ': amode |= F_OK; break; /* as per Sun, at least */ |
| default: return EINVAL; |
| } |
| } |
| i = access (buff, amode); |
| free (buff); |
| return i; |
| } |