tresize: move for loop outside if

There is no need to check that slide > 0 before executing loop.
If slide <= 0, loop stops immediately.
This commit is contained in:
noname@inventati.org 2015-04-11 19:29:52 +02:00 committed by Roberto E. Vargas Caballero
parent b9390a5496
commit 6352502d64

9
st.c
View file

@ -2780,17 +2780,16 @@ tresize(int col, int row) {
}
/* free unneeded rows */
i = 0;
for(i = 0; i < slide; i++) {
free(term.line[i]);
free(term.alt[i]);
}
if(slide > 0) {
/*
* slide screen to keep cursor where we expect it -
* tscrollup would work here, but we can optimize to
* memmove because we're freeing the earlier lines
*/
for(/* i = 0 */; i < slide; i++) {
free(term.line[i]);
free(term.alt[i]);
}
memmove(term.line, term.line + slide, row * sizeof(Line));
memmove(term.alt, term.alt + slide, row * sizeof(Line));
}