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Process modifiers as bits rather than using a switch, from Koichi Murase.

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This commit is contained in:
nicm 2022-07-19 06:51:31 +00:00
parent 3c65475561
commit 86dfbda0e4
1 changed files with 10 additions and 28 deletions
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38
tty-keys.c
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@ -934,34 +934,16 @@ tty_keys_extended_key(struct tty *tty, const char *buf, size_t len,
nkey = number;
/* Update the modifiers. */
switch (modifiers) {
case 2:
nkey |= KEYC_SHIFT;
break;
case 3:
nkey |= (KEYC_META|KEYC_IMPLIED_META);
break;
case 4:
nkey |= (KEYC_SHIFT|KEYC_META|KEYC_IMPLIED_META);
break;
case 5:
nkey |= KEYC_CTRL;
break;
case 6:
nkey |= (KEYC_SHIFT|KEYC_CTRL);
break;
case 7:
nkey |= (KEYC_META|KEYC_CTRL);
break;
case 8:
nkey |= (KEYC_SHIFT|KEYC_META|KEYC_IMPLIED_META|KEYC_CTRL);
break;
case 9:
nkey |= (KEYC_META|KEYC_IMPLIED_META);
break;
default:
*key = KEYC_NONE;
break;
if (modifiers > 0) {
modifiers--;
if (modifiers & 1)
nkey |= KEYC_SHIFT;
if (modifiers & 2)
nkey |= (KEYC_META|KEYC_IMPLIED_META); /* Alt */
if (modifiers & 4)
nkey |= KEYC_CTRL;
if (modifiers & 8)
nkey |= (KEYC_META|KEYC_IMPLIED_META); /* Meta */
}
/*