sandbox: Add function os_flush()

It flushes stdout.

Signed-off-by: Pali Rohár <[email protected]>
Reviewed-by: Simon Glass <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/os.h b/include/os.h
index 148178787bc..5b353ae9d94 100644
--- a/include/os.h
+++ b/include/os.h
@@ -296,6 +296,14 @@ void os_putc(int ch);
 void os_puts(const char *str);
 
 /**
+ * os_flush() - flush controlling OS terminal
+ *
+ * This bypasses the U-Boot console support and flushes directly the OS
+ * stdout file descriptor.
+ */
+void os_flush(void);
+
+/**
  * os_write_ram_buf() - write the sandbox RAM buffer to a existing file
  *
  * @fname:	filename to write memory to (simple binary format)