Add more tests.

[pintos-anon] / grading / userprog / join-twice.c

diff --git a/grading/userprog/join-twice.c b/grading/userprog/join-twice.c
new file mode 100644 (file)
index 0000000..10ccb22
--- /dev/null
+++ b/grading/userprog/join-twice.c
@@ -0,0 +1,14 @@
+#include <stdio.h>
+#include <syscall.h>
+
+int
+main (void) 
+{
+  pid_t child;
+  printf ("(join-twice) begin\n");
+  child = exec ("child-twice");
+  printf ("(join-twice) join(exec()) = %d\n", join (child));
+  join (child);
+  printf ("(join-twice) end\n");
+  return 0;
+}