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Code Releases Activity

scrolling bug fix

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This commit is contained in:
Julian Barathieu 2019-05-18 19:56:35 +02:00
parent 8d23c076eb
commit 2479da7291
1 changed files with 1 additions and 3 deletions
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4
kaleid/kernel/io/vga.c
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@ -90,8 +90,7 @@ void IoScrollUp(void)
BLockBuf(BStdOut); BLockBuf(BStdOut);
uchar *currentLine = BStdOut->wp - BStdOut->lastLF; uchar *currentLine = BStdOut->wp - BStdOut->lastLF;
assert(currentLine >= BStdOut->buf);
// Scrollable lines // Scrollable lines
uint scrabble = max(0, (currentLine-BStdOut->buf)/BStdOut->lineLen uint scrabble = max(0, (currentLine-BStdOut->buf)/BStdOut->lineLen
- BStdOut->nLines + 1); - BStdOut->nLines + 1);
@ -100,7 +99,6 @@ void IoScrollUp(void)
bscroll++; bscroll++;
bvgaflusher(BStdOut); bvgaflusher(BStdOut);
BUnlockBuf(BStdOut); BUnlockBuf(BStdOut);
} }