dmenu: small XmbLookupString code improvements

* Increase the length of composed strings to the same limit as st (32 to 64 bytes).
* Initialize ksym to NoSymbol to be safe: currently this is not an issue though.
* Add comments to clarify the return values of XmbLookupString a bit.
This commit is contained in:
Hiltjo Posthuma 2022-10-26 09:43:17 +02:00
parent 1d2b462acf
commit e42c036634
1 changed files with 4 additions and 4 deletions

View File

@ -324,19 +324,19 @@ movewordedge(int dir)
static void
keypress(XKeyEvent *ev)
{
char buf[32];
char buf[64];
int len;
KeySym ksym;
KeySym ksym = NoSymbol;
Status status;
len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);
switch (status) {
default: /* XLookupNone, XBufferOverflow */
return;
case XLookupChars:
case XLookupChars: /* composed string from input method */
goto insert;
case XLookupKeySym:
case XLookupBoth:
case XLookupBoth: /* a KeySym and a string are returned: use keysym */
break;
}