From 543f34126b7bfc85b05d0e371e3ce0695444f433 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Wed, 6 Feb 2013 21:27:26 +0100 Subject: hmp: make memchar-read escape ASCII control chars except \n and \t Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Signed-off-by: Anthony Liguori --- hmp-commands.hx | 2 ++ 1 file changed, 2 insertions(+) (limited to 'hmp-commands.hx') diff --git a/hmp-commands.hx b/hmp-commands.hx index 66ec716e03..4c100d7369 100644 --- a/hmp-commands.hx +++ b/hmp-commands.hx @@ -869,6 +869,8 @@ STEXI @findex ringbuf_read Read and print up to @var{size} bytes from ring buffer character device @var{device}. +Certain non-printable characters are printed \uXXXX, where XXXX is the +character code in hexadecimal. Character \ is printed \\. Bug: can screw up when the buffer contains invalid UTF-8 sequences, NUL characters, after the ring buffer lost data, and when reading stops because the size limit is reached. -- cgit v1.2.3