Removed submodules

lab3-proc/child.c

@@ -0,0 +1,39 @@
+#include <assert.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#include "child.h"
+
+pid_t
+run_child (int rc)
+{
+  char *str = "I am the parent";
+
+  // TODO: Add code here to create a child process that prints
+  // "I am the child" and exits with return code passed as the rc
+  // parameter to this function. The parent must wait for the child
+  // to finish before printing the child's exit status (consult the
+  // textbook for this as needed) before printing "I am the parent".
+  // The parent should return the child's PID from this function.
+  int status = 0;
+  pid_t pid = fork ();
+  if (pid == 0)
+    {
+      printf ("I am the child\n");
+      exit (rc);
+    }
+  else
+    {
+      waitpid (pid, &status, 0);
+    }
+
+  printf ("Child exited with status %d\n", WEXITSTATUS (status));
+
+  printf ("%s\n", str);
+  return pid;
+}