24198f652
Ron Yorston
2021-03-30
Subject
vi: deal with invalid movements in shift commands
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editors/vi.c+4 -2
| @@ -7,7 +7,6 @@ | |
| */ | |
| // | |
| //Things To Do: | |
| - | // EXINIT |
| // $HOME/.exrc and ./.exrc | |
| // add magic to search /foo.*bar | |
| // add :help command | |
| @@ -3574,7 +3573,10 @@ static void do_cmd(int c) | |
| case '>': // >- Right shift something | |
| cnt = count_lines(text, dot); // remember what line we are on | |
| c1 = get_motion_char(); // get the type of thing to operate on | |
| - | find_range(&p, &q, c1); |
| + | if (find_range(&p, &q, c1) == -1) { |
| + | indicate_error(); |
| + | goto dc6; |
| + | } |
| yank_delete(p, q, WHOLE, YANKONLY, NO_UNDO); // save copy before change | |
| p = begin_line(p); | |
| q = end_line(q); | |