https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=60546ae5299cf8d53d83ba0031e61235413fe535
commit 60546ae5299cf8d53d83ba0031e61235413fe535 Author: Corinna Vinschen <[email protected]> Date: Tue Aug 1 14:10:50 2017 +0200 cygwin: generate Alt-Numpad characters independent of NumLock state Signed-off-by: Corinna Vinschen <[email protected]> Diff: --- winsup/cygwin/miscfuncs.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/winsup/cygwin/miscfuncs.h b/winsup/cygwin/miscfuncs.h index eb898e6..3960b54 100644 --- a/winsup/cygwin/miscfuncs.h +++ b/winsup/cygwin/miscfuncs.h @@ -20,8 +20,14 @@ details. */ static inline bool is_alt_numpad_key (PINPUT_RECORD pirec) { + /* Remove lock key state from ControlKeyState. Do not remove enhanced key + state since it helps to distinguish between cursor (EK) and numpad keys + (non-EK). */ + DWORD ctrl_state = pirec->Event.KeyEvent.dwControlKeyState + & ~(CAPSLOCK_ON | NUMLOCK_ON | SCROLLLOCK_ON); + return pirec->Event.KeyEvent.uChar.UnicodeChar == 0 - && pirec->Event.KeyEvent.dwControlKeyState == LEFT_ALT_PRESSED + && ctrl_state == LEFT_ALT_PRESSED && pirec->Event.KeyEvent.wVirtualScanCode >= DIK_NUMPAD7 && pirec->Event.KeyEvent.wVirtualScanCode <= DIK_NUMPAD0 && pirec->Event.KeyEvent.wVirtualScanCode != DIK_SUBTRACT;
