2008-02-27 Joel Sherrill <joel.sherrill@oarcorp.com>

* libmisc/shell/cat_file.c, libmisc/shell/main_alias.c,
	libmisc/shell/main_blksync.c, libmisc/shell/main_cat.c,
	libmisc/shell/main_chdir.c, libmisc/shell/main_chmod.c,
	libmisc/shell/main_chroot.c, libmisc/shell/main_cpuuse.c,
	libmisc/shell/main_date.c, libmisc/shell/main_help.c,
	libmisc/shell/main_id.c, libmisc/shell/main_logoff.c,
	libmisc/shell/main_ls.c, libmisc/shell/main_mallocinfo.c,
	libmisc/shell/main_mdump.c, libmisc/shell/main_medit.c,
	libmisc/shell/main_mfill.c, libmisc/shell/main_mkdir.c,
	libmisc/shell/main_mmove.c, libmisc/shell/main_mount.c,
	libmisc/shell/main_mount_nfs.c, libmisc/shell/main_msdosfmt.c,
	libmisc/shell/main_mwdump.c, libmisc/shell/main_perioduse.c,
	libmisc/shell/main_pwd.c, libmisc/shell/main_rm.c,
	libmisc/shell/main_rmdir.c, libmisc/shell/main_stackuse.c,
	libmisc/shell/main_tty.c, libmisc/shell/main_umask.c,
	libmisc/shell/main_unmount.c, libmisc/shell/main_whoami.c,
	libmisc/shell/shell.h: Clean up done while writing documentation.
	Some command improvements such as date now allows setting of the
	current TOD. Often commands did not use stdout/stderr per
	expectations and did not return -1 on an error.

cpukit/libmisc/shell/main_unmount.c

@@ -27,25 +27,25 @@
 #include <rtems/fsmount.h>
 #include "internal.h"
 
-int rtems_shell_main_unmount(int argc, char *argv[])
+int rtems_shell_main_unmount(
+  int   argc,
+  char *argv[]
+)
 {
   char* mount_point = NULL;
   int   arg;
   
-  for (arg = 1; arg < argc; arg++)
-  {
+  for (arg = 1; arg < argc; arg++) {
     if (!mount_point)
       mount_point = argv[arg];
-    else
-    {
-      printf ("error: only one mount path require: %s\n", argv[arg]);
+    else {
+      fprintf (stderr, "error: only one mount path require: %s\n", argv[arg]);
       return 1;
     }
   }
 
-  if (!mount_point)
-  {
-    printf ("error: no mount point\n");
+  if (!mount_point) {
+    fprintf (stderr, "error: no mount point\n");
     return 1;
   }
   
@@ -53,9 +53,8 @@ int rtems_shell_main_unmount(int argc, char *argv[])
    * Unmount the disk.
    */
   
-  if (unmount (mount_point) < 0)
-  {
-    fprintf (stdout, "error: unmount failed: %s: %s\n",
+  if (unmount (mount_point) < 0) {
+    fprintf (stderr, "error: unmount failed: %s: %s\n",
              mount_point, strerror (errno));
     return 1;
   }