Merge TinyOS 2.1.1 into master.

[tinyos-2.x.git] / support / sdk / c / blip / driver / vty / vty-util.c

diff --git a/support/sdk/c/blip/driver/vty/vty-util.c b/support/sdk/c/blip/driver/vty/vty-util.c
new file mode 100644 (file)
index 0000000..583e41d
--- /dev/null
+++ b/support/sdk/c/blip/driver/vty/vty-util.c
@@ -0,0 +1,45 @@
+/*
+ * "Copyright (c) 2008, 2009 The Regents of the University  of California.
+ * All rights reserved."
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice, the following
+ * two paragraphs and the author appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
+ *
+ */
+
+#include "vty.h"
+
+void init_argv(char *cmd, int len, char **argv, int *argc) {
+  int inArg = 0;
+  *argc = 0;
+  while (len > 0 && *argc < N_ARGS) {
+    if (*cmd == ' ' || *cmd == '\n' || 
+        *cmd == '\t' || *cmd == '\0' || 
+        *cmd == '\r' || *cmd == '\4' ||
+        len == 1){
+      if (inArg) {
+        *argc = *argc + 1;
+        inArg = 0;
+        *cmd = '\0';
+      }
+    } else if (!inArg) {
+      argv[*argc] = cmd;
+        inArg = 1;
+    }
+    cmd ++;
+    len --;
+  }
+}