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| author | piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2009-05-15 11:52:36 +0800 |
|---|---|---|
| committer | piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2009-05-15 11:52:36 +0800 |
| commit | 0db25e13fc53548ab531de8a3cb8e0a2e6138c01 (patch) | |
| tree | 4f3de494be615e4487601652bdafeb9085e9ccd2 | |
| parent | aeebad5422aaaf5a3c2d430dad11809d2200ae5f (diff) | |
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pfterm: don't use bs to optimize when there's wrap concern.
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@4452 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
| -rw-r--r-- | mbbsd/pfterm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mbbsd/pfterm.c b/mbbsd/pfterm.c index 27c27bff..caedce88 100644 --- a/mbbsd/pfterm.c +++ b/mbbsd/pfterm.c @@ -2080,7 +2080,8 @@ fterm_rawmove_opt(int y, int x) #endif // !DBG_TEXT_FD // x--: compare with FTMV_COST: ESC[m;nH costs 5-8 bytes - if (x < ft.rx && y >= ft.ry && (adx+ady) < FTMV_COST) + // in order to prevent wrap, don't use bs when rx exceed boundary (ft.cols) + if (x < ft.rx && y >= ft.ry && (adx+ady) < FTMV_COST && ft.rx < ft.cols) { while (adx > 0) fterm_rawc('\b'), adx--; |