user-level malloc (untested)

nit in sbrk
indirect block
fix dup to share fd struct

1 files changed, 3 insertions, 3 deletions

diff --git a/userfs.c b/userfs.c
index d1cd49e..54bc334 100644
--- a/userfs.c
+++ b/userfs.c
@@ -21,7 +21,7 @@ main(void)
   printf(stdout, "userfs is running\n");
 
   if (sbrk(4096) < 0) {
-    printf(stdout, "sbrk failed\n");
+  printf(stdout, "sbrk failed\n");
   }
 
   fd = open("echo", 0);
@@ -46,10 +46,10 @@ main(void)
   }
   for (i = 0; i < 100; i++) {
     if (write (fd, "aaaaaaaaaa", 10) != 10) {
-      printf(stdout, "error: write new file failed\n");
+      printf(stdout, "error: write aa %d new file failed\n", i);
     }
     if (write (fd, "bbbbbbbbbb", 10) != 10) {
-      printf(stdout, "error: write new file failed\n");
+      printf(stdout, "error: write bb %d new file failed\n", i);
     }
   }
   printf(stdout, "writes done\n");