X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fexamples%2Fshell.c;h=93641b45b8c3250ff3dd3582fc731668d34ebbe7;hb=386e9fe63fef23415cc41bb325b1f19eb3d8184c;hp=d31eb3a9a67c534199f0731165295e0a117b1b7e;hpb=615bf3b3d2a8573ed6fb9ddc0055745e163ac999;p=pintos-anon

diff --git a/src/examples/shell.c b/src/examples/shell.c
index d31eb3a..93641b4 100644
--- a/src/examples/shell.c
+++ b/src/examples/shell.c
@@ -21,6 +21,11 @@ main (void)
       /* Execute command. */
       if (!strcmp (command, "exit"))
         break;
+      else if (!memcmp (command, "cd ", 3)) 
+        {
+          if (!chdir (command + 3))
+            printf ("\"%s\": chdir failed\n", command + 3);
+        }
       else if (command[0] == '\0') 
         {
           /* Empty command. */
@@ -36,7 +41,7 @@ main (void)
     }
 
   printf ("Shell exiting.");
-  return 0;
+  return EXIT_SUCCESS;
 }
 
 /* Reads a line of input from the user into LINE, which has room
@@ -54,7 +59,7 @@ read_line (char line[], size_t size)
 
       switch (c) 
         {
-        case '\n':
+        case '\r':
           *pos = '\0';
           putchar ('\n');
           return;