From 663d5a0f32ed8dfc091ffb6153161591ac6ba563 Mon Sep 17 00:00:00 2001
From: obrien <obrien@FreeBSD.org>
Date: Sun, 23 Aug 1998 22:07:21 +0000
Subject: Virgin import of AMD (am-utils) v6.0a16

---
 contrib/amd/libamu/hasmntopt.c | 119 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 contrib/amd/libamu/hasmntopt.c

(limited to 'contrib/amd/libamu/hasmntopt.c')

diff --git a/contrib/amd/libamu/hasmntopt.c b/contrib/amd/libamu/hasmntopt.c
new file mode 100644
index 0000000..7cf9167
--- /dev/null
+++ b/contrib/amd/libamu/hasmntopt.c
@@ -0,0 +1,119 @@
+/*
+ * Copyright (c) 1997-1998 Erez Zadok
+ * Copyright (c) 1990 Jan-Simon Pendry
+ * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Jan-Simon Pendry at Imperial College, London.
+ *
+ * Redistribution and use in source and binary forms, with or without
+n * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by the University of
+ *      California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *      %W% (Berkeley) %G%
+ *
+ * $Id: hasmntopt.c,v 5.2.2.2 1992/05/31 16:35:45 jsp Exp $
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif /* HAVE_CONFIG_H */
+#include <am_defs.h>
+#include <amu.h>
+
+#ifndef MNTMAXSTR
+# define MNTMAXSTR	128
+#endif /* not MNTMAXSTR */
+
+
+/*
+ * Some systems don't provide these to the user,
+ * but amd needs them, so...
+ *
+ * From: Piete Brooks <pb@cl.cam.ac.uk>
+ */
+
+static char *
+nextmntopt(char **p)
+{
+  char *cp = *p;
+  char *rp;
+
+  /*
+   * Skip past white space
+   */
+  while (*cp && isspace(*cp))
+    cp++;
+
+  /*
+   * Word starts here
+   */
+  rp = cp;
+
+  /*
+   * Scan to send of string or separator
+   */
+  while (*cp && *cp != ',')
+    cp++;
+
+  /*
+   * If separator found the overwrite with nul char.
+   */
+  if (*cp) {
+    *cp = '\0';
+    cp++;
+  }
+
+  /*
+   * Return value for next call
+   */
+  *p = cp;
+  return rp;
+}
+
+/*
+ * replacement for hasmntopt if the system does not have it.
+ */
+char *
+hasmntopt(mntent_t *mnt, char *opt)
+{
+  char t[MNTMAXSTR];
+  char *f;
+  char *o = t;
+  int l = strlen(opt);
+
+  strcpy(t, mnt->mnt_opts);
+
+  while (*(f = nextmntopt(&o)))
+    if (NSTREQ(opt, f, l))
+      return f - t + mnt->mnt_opts;
+
+  return 0;
+}
-- 
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