Reviewed-by: Jaben Carsey <[email protected]> And pushed. > -----Original Message----- > From: Tapan Shah [mailto:[email protected]] > Sent: Friday, October 28, 2016 12:49 PM > To: [email protected] > Cc: Carsey, Jaben <[email protected]>; Tapan Shah > <[email protected]> > Subject: [PATCH] ShellPkg: print only valid characters for file overwrite > prompt > Importance: High > > 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 <[email protected]> > --- > 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
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