boot: Add a verbose option.

* boot/boot.c (verbose): New variable.
(options): New option.
(parse_opt): Handle new option.
(ds_device_open): Be verbose if so desired.
(task_died): Likewise.
(S_mach_notify_new_task): Likewise.
* boot/userland-boot.c (boot_script_task_create): Likewise.
(boot_script_task_resume): Likewise.
* boot/private.h: New file.

1 files changed, 13 insertions, 2 deletions

diff --git a/boot/userland-boot.c b/boot/userland-boot.c
index 583078f1..2f9bd8cd 100644
--- a/boot/userland-boot.c
+++ b/boot/userland-boot.c
@@ -31,6 +31,7 @@
 #include <error.h>
 
 #include "boot_script.h"
+#include "private.h"
 
 void *
 boot_script_malloc (unsigned int size)
@@ -48,7 +49,12 @@ boot_script_free (void *ptr, unsigned int size)
 int
 boot_script_task_create (struct cmd *cmd)
 {
-  error_t err = task_create (mach_task_self (), 0, &cmd->task);
+  error_t err;
+
+  if (verbose)
+    fprintf (stderr, "Creating task '%s'.\r\n", cmd->path);
+
+  err = task_create (mach_task_self (), 0, &cmd->task);
   if (err)
     {
       error (0, err, "%s: task_create", cmd->path);
@@ -66,7 +72,12 @@ boot_script_task_create (struct cmd *cmd)
 int
 boot_script_task_resume (struct cmd *cmd)
 {
-  error_t err = task_resume (cmd->task);
+  error_t err;
+
+  if (verbose)
+    fprintf (stderr, "Resuming task '%s'.\r\n", cmd->path);
+
+  err = task_resume (cmd->task);
   if (err)
     {
       error (0, err, "%s: task_resume", cmd->path);