libbb/lineedit: add support for preserving "broken" (non-unicode) chars

Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/Config.in b/Config.in
index 40af9115d..a5d20038a 100644
--- a/Config.in
+++ b/Config.in
@@ -223,6 +223,17 @@ config UNICODE_NEUTRAL_TABLE
           With this option on, more extensive (and bigger) table
           of neutral chars will be used.
 
+config UNICODE_PRESERVE_BROKEN
+        bool "Make it possible to enter sequences of chars which are not Unicode"
+        default n
+        depends on UNICODE_SUPPORT
+        help
+          With this option on, invalid UTF-8 bytes are not substituted
+          with the selected substitution character.
+          For example, this means that entering 'l', 's', ' ', 0xff, [Enter]
+          at shell prompt will list file named 0xff (single char name
+          with char value 255), not file named '?'.
+
 config LONG_OPTS
         bool "Support for --long-options"
         default y