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selection: ensure start < end in finalize

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When the selection is finalized, swap start/end if necessary, to make
sure start <= end.
This commit is contained in:
Daniel Eklöf 2019-08-05 20:15:18 +02:00
parent a82f12dd2b
commit 1e08d93528
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2 changed files with 27 additions and 30 deletions
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17
selection.c
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@ -30,12 +30,6 @@ extract_selection(const struct terminal *term)
const struct coord *start = &term->selection.start;
const struct coord *end = &term->selection.end;
if (start->row > end->row || (start->row == end->row && start->col > end->col)) {
const struct coord *tmp = start;
start = end;
end = tmp;
}
assert(start->row <= end->row);
size_t max_cells = 0;
@ -159,6 +153,17 @@ selection_finalize(struct terminal *term, uint32_t serial)
assert(term->selection.start.row != -1);
assert(term->selection.end.row != -1);
if (term->selection.start.row > term->selection.end.row ||
(term->selection.start.row == term->selection.end.row &&
term->selection.start.col > term->selection.end.col))
{
struct coord tmp = term->selection.start;
term->selection.start = term->selection.end;
term->selection.end = tmp;
}
assert(term->selection.start.row <= term->selection.end.row);
/* TODO: somehow share code with the clipboard equivalent */
if (term->selection.primary.data_source != NULL) {
/* Kill previous data source */