Virgin import of EGCS 1.1.2's libf2c

1 files changed, 80 insertions, 0 deletions

diff --git a/contrib/libf2c/libU77/access_.c b/contrib/libf2c/libU77/access_.c
new file mode 100644
index 0000000..fefdebb
--- /dev/null
+++ b/contrib/libf2c/libU77/access_.c
@@ -0,0 +1,80 @@
+/* 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>
+#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) 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;
+}