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comparison src/ex_docmd.c @ 29083:3de91964bbd6 v8.2.5063

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patch 8.2.5063: error for a command may go over the end of IObuff Commit: https://github.com/vim/vim/commit/44a3f3353e0407e9fffee138125a6927d1c9e7e5 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jun 6 15:38:21 2022 +0100 patch 8.2.5063: error for a command may go over the end of IObuff Problem: Error for a command may go over the end of IObuff. Solution: Truncate the message.
author Bram Moolenaar <Bram@vim.org>
date Mon, 06 Jun 2022 16:45:03 +0200
parents f79cff615e69
children c7a8d4bf4d04
comparison
equal deleted inserted replaced
29082:c009a9830f56 29083:3de91964bbd6
3439 * invisible otherwise. 3439 * invisible otherwise.
3440 */ 3440 */
3441 static void 3441 static void
3442 append_command(char_u *cmd) 3442 append_command(char_u *cmd)
3443 { 3443 {
3444 char_u *s = cmd; 3444 size_t len = STRLEN(IObuff);
3445 char_u *d; 3445 char_u *s = cmd;
3446 3446 char_u *d;
3447
3448 if (len > IOSIZE - 100)
3449 {
3450 // Not enough space, truncate and put in "...".
3451 d = IObuff + IOSIZE - 100;
3452 d -= mb_head_off(IObuff, d);
3453 STRCPY(d, "...");
3454 }
3447 STRCAT(IObuff, ": "); 3455 STRCAT(IObuff, ": ");
3448 d = IObuff + STRLEN(IObuff); 3456 d = IObuff + STRLEN(IObuff);
3449 while (*s != NUL && d - IObuff + 5 < IOSIZE) 3457 while (*s != NUL && d - IObuff + 5 < IOSIZE)
3450 { 3458 {
3451 if (enc_utf8 ? (s[0] == 0xc2 && s[1] == 0xa0) : *s == 0xa0) 3459 if (enc_utf8 ? (s[0] == 0xc2 && s[1] == 0xa0) : *s == 0xa0)