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fbaccel: add debug code in mark() for hard cases

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Origin commit data
------------------
Commit: 46bff48d0c
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2016-01-03 (Sun, 03 Jan 2016)
This commit is contained in:
Stefan Seyfried
2016-01-03 17:49:51 +01:00
parent d70382db5f
commit 90e6f7dd37
1 changed files with 12 additions and 0 deletions
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12
src/driver/fbaccel.cpp
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@@ -978,6 +978,18 @@ void CFbAccel::mark(int xs, int ys, int xe, int ye)
else else
to_blit.ye = ye; to_blit.ye = ye;
} }
#if 0
/* debug code that kills neutrino right away if the blit area is invalid
* only enable this for creating a coredumo for debugging */
fb_var_screeninfo s;
if (ioctl(fb->fd, FBIOGET_VSCREENINFO, &s) == -1)
perror("CFbAccel <FBIOGET_VSCREENINFO>");
if ((xe > s.xres) || (ye > s.yres)) {
fprintf(stderr, "CFbAccel::mark: values out of range xe:%d ye:%d\n", xe, ye);
int *kill = NULL;
*kill = 1; /* oh my */
}
#endif
} }
#else #else
void CFbAccel::mark(int, int, int, int) void CFbAccel::mark(int, int, int, int)