When copy command prompts to overwrite an existing file, pressing backspace continuously removes everything including the shell prompt. So print only valid characters for file overwrite prompt.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Tapan Shah <tapands...@hpe.com> --- ShellPkg/Library/UefiShellLib/UefiShellLib.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/ShellPkg/Library/UefiShellLib/UefiShellLib.c b/ShellPkg/Library/UefiShellLib/UefiShellLib.c index 2389207..536db3c 100644 --- a/ShellPkg/Library/UefiShellLib/UefiShellLib.c +++ b/ShellPkg/Library/UefiShellLib/UefiShellLib.c @@ -3403,7 +3403,8 @@ ShellPromptForResponse ( break; } } - break; case ShellPromptResponseTypeYesNoAllCancel: + break; + case ShellPromptResponseTypeYesNoAllCancel: if (Prompt != NULL) { ShellPrintEx(-1, -1, L"%s", Prompt); } @@ -3421,7 +3422,11 @@ ShellPromptForResponse ( if (EFI_ERROR(Status)) { break; } - ShellPrintEx(-1, -1, L"%c", Key.UnicodeChar); + + if (Key.UnicodeChar <= 127 && Key.UnicodeChar >= 32) { + ShellPrintEx (-1, -1, L"%c", Key.UnicodeChar); + } + switch (Key.UnicodeChar) { case L'Y': case L'y': -- 1.9.5.msysgit.0 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel