Removed submodules

lab3-proc/main.c

@@ -0,0 +1,87 @@
+/*
+ * CS 361: Process management lab
+ *
+ * Name:
+ */
+
+#include <assert.h>
+#include <getopt.h>
+#include <inttypes.h>
+#include <semaphore.h>
+#include <signal.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#include "child.h"
+#include "signals.h"
+
+#define SIGNAL_MAX 20
+
+int cmdline (int, char **, int *, char **);
+
+void
+usage (void)
+{
+  printf ("Usage: procs [option]\n");
+  printf (" Options are:\n");
+  printf ("  -e N    Create a child that exits with status N\n");
+  printf ("  -s N    Override signal number N and run signal handler\n");
+  printf ("\n Default is to create a child process with normal exit\n");
+}
+
+int
+main (int argc, char **argv)
+{
+  char *signal_override = NULL;
+  int rc = 42;
+  if (cmdline (argc, argv, &rc, &signal_override) < 0)
+    {
+      usage ();
+      return EXIT_FAILURE;
+    }
+
+  // Set up a timeout to kill the process after 5 seconds
+  struct itimerval timeout;
+  memset (&timeout, 0, sizeof (timeout));
+  timeout.it_value.tv_sec = 5;
+  timeout.it_value.tv_usec = 0;
+  setitimer (ITIMER_REAL, &timeout, NULL);
+
+  if (signal_override == NULL)
+    run_child (rc);
+  else
+    override (signal_override);
+
+  return EXIT_SUCCESS;
+}
+
+/* DO NOT MODIFY THIS FUNCTION. Parses the command line arguments to get
+   the portion of the lab to run. */
+int
+cmdline (int argc, char **argv, int *rc, char **sig)
+{
+  int option;
+
+  while ((option = getopt (argc, argv, "e:s:")) != -1)
+    {
+      switch (option)
+        {
+        case 'e':
+          *rc = (int)strtol (optarg, NULL, 10);
+          break;
+        case 's':
+          *sig = optarg;
+          break;
+        default:
+          return -1;
+        }
+    }
+
+  return 0;
+}