have command shell block while commands are running

1 files changed, 10 insertions, 1 deletions

diff --git a/src/user/knob/task.c b/src/user/knob/task.c
index 598bee2..df5d38f 100644
--- a/src/user/knob/task.c
+++ b/src/user/knob/task.c
@@ -4,7 +4,7 @@
 #include <knob/heap.h>
 #include <knob/block.h>
 
-bool try_run_command(const char *path) {
+_task_handle_t run_command(const char *path) {
   uint8_t dn;
   path = remove_prefix(path, &dn);
 
@@ -22,6 +22,15 @@ bool try_run_command(const char *path) {
   return _start_task(dn, path, "");
 }
 
+bool try_run_command_blocking(const char *path) {
+  _task_handle_t handle = run_command(path);
+  if (!handle)
+    return false;
+  _wait_for_task(handle);
+  _yield_task();
+  return true;
+}
+
 void yield_task() {
   _yield_task();
 }
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