Removed submodules

lab2-cmd/main.c

@@ -0,0 +1,61 @@
+/*
+ * CS 361: Template lab driver
+ *
+ * Name:
+ */
+
+#include <assert.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "model.h"
+
+void
+usage (void)
+{
+  printf ("shell, a command line state model simulator\n\n");
+  printf ("usage: shell cmd [arg ...] [ | cmd [arg ...] ... ]\n");
+  printf ("Each cmd can contain an argument list of variable length\n");
+  printf ("Each cmd after the first must be preceded by a pipe | character\n");
+}
+
+int
+main (int argc, char **argv)
+{
+  // With no arguments, show usage and exit
+  if (argc != 2)
+    {
+      usage ();
+      return EXIT_FAILURE;
+    }
+
+  // Declare and initialize a FSM
+  fsm_t *cmdmodel = cmdline_init ();
+  if (cmdmodel == NULL)
+    return EXIT_FAILURE;
+
+  // TODO: Change this to split the string into tokens, where
+  // each token is an event that needs to be handled. After
+  // looking up the event number, store the token in the FSM
+  // and call handle_event().
+  char *token = strtok (argv[1], " ");
+  while (token != NULL)
+    {
+      cmdmodel->current_token = token;
+      event_t event = lookup (token);
+      if (!handle_event (cmdmodel, event))
+        break;
+
+      token = strtok (NULL, " ");
+    }
+
+  // Free remaining allocated data
+  if (cmdmodel->args != NULL)
+    free (cmdmodel->args);
+  free (cmdmodel);
+
+  return EXIT_SUCCESS;
+}