Mercurial > vim
comparison src/popupwin.c @ 17332:61f0bf94ef92 v8.1.1665
patch 8.1.1665: crash when popup window with mask is below the screen
commit https://github.com/vim/vim/commit/b4207474780569bcc9840e03f13edb5d9c2554f5
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Jul 12 16:05:45 2019 +0200
patch 8.1.1665: crash when popup window with mask is below the screen
Problem: Crash when popup window with mask is below the screen.
Solution: Correct boundary check.
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Fri, 12 Jul 2019 16:15:04 +0200 |
| parents | 12c1f01b304e |
| children | 1ac1d34bbdbf |
comparison
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| 17331:c3dcc589da00 | 17332:61f0bf94ef92 |
|---|---|
| 2321 cols = 0; | 2321 cols = 0; |
| 2322 cole -= wp->w_popup_leftoff; | 2322 cole -= wp->w_popup_leftoff; |
| 2323 --lines; | 2323 --lines; |
| 2324 if (lines < 0) | 2324 if (lines < 0) |
| 2325 lines = 0; | 2325 lines = 0; |
| 2326 for (line = lines; line < linee && line < screen_Rows; ++line) | 2326 for (line = lines; line < linee |
| 2327 for (col = cols; col < cole && col < screen_Columns; ++col) | 2327 && line + wp->w_winrow < screen_Rows; ++line) |
| 2328 for (col = cols; col < cole | |
| 2329 && col + wp->w_wincol < screen_Columns; ++col) | |
| 2328 popup_transparent[(line + wp->w_winrow) * screen_Columns | 2330 popup_transparent[(line + wp->w_winrow) * screen_Columns |
| 2329 + col + wp->w_wincol] = val; | 2331 + col + wp->w_wincol] = val; |
| 2330 } | 2332 } |
| 2331 } | 2333 } |
| 2332 } | 2334 } |