umount and fat fixes

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@227 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 12 insertions, 1 deletions

diff --git a/nuttx/examples/mount/mount_main.c b/nuttx/examples/mount/mount_main.c
index 541530d6b..3ba8f96d5 100644
--- a/nuttx/examples/mount/mount_main.c
+++ b/nuttx/examples/mount/mount_main.c
@@ -108,10 +108,21 @@ int user_start(int argc, char *argv[])
         }
       else
         {
+          char buffer[128];
+          int nbytes = read(fd, buffer, 128);
+          if (nbytes < 0)
+            {
+              printf("main: failed to read from %s, errno=%d\n", g_testfile1, *get_errno_ptr());
+            }
+          else
+          {
+              buffer[127]='\0';
+              printf("main: Read \"%s\" from %s\n", buffer, g_testfile1);
+          }
           close(fd);
         }
 
-      printf("main: opening %s for reading\n", g_testfile2);
+      printf("main: opening %s for writing\n", g_testfile2);
 
       fd = open(g_testfile2, O_WRONLY|O_CREAT|O_TRUNC, 0644);
       if (fd < 0)