Mercurial > vim
annotate runtime/macros/maze/mazeclean.c @ 29603:8f01d250793a v9.0.0142
patch 9.0.0142: crash when adding and removing virtual text
Commit: https://github.com/vim/vim/commit/2f83cc4cfa56750c91eb6daa8fde319bca032d18
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Aug 5 11:45:17 2022 +0100
patch 9.0.0142: crash when adding and removing virtual text
Problem: Crash when adding and removing virtual text. (Ben Jackson)
Solution: Check that the text of the text property still exists.
author | Bram Moolenaar <Bram@vim.org> |
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date | Fri, 05 Aug 2022 13:00:03 +0200 |
parents | 3fc0f57ecb91 |
children |
rev | line source |
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7 | 1 /* |
2 * Cleaned-up version of the maze program. | |
3 * Doesn't look as nice, but should work with all C compilers. | |
4 * Sascha Wilde, October 2003 | |
5 */ | |
6 #include <stdio.h> | |
7 #include <stdlib.h> | |
8 | |
9 char *M, A, Z, E = 40, line[80], T[3]; | |
10 int | |
11 main (C) | |
12 { | |
13 for (M = line + E, *line = A = scanf ("%d", &C); --E; line[E] = M[E] = E) | |
14 printf ("._"); | |
15 for (; (A -= Z = !Z) || (printf ("\n|"), A = 39, C--); Z || printf (T)) | |
16 T[Z] = Z[A - (E = A[line - Z]) && !C | |
17 & A == M[A] | |
18 | RAND_MAX/3 < rand () | |
19 || !C & !Z ? line[M[E] = M[A]] = E, line[M[A] = A - Z] = | |
20 A, "_." : " |"]; | |
21 return 0; | |
22 } |