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2006-03-07 Till Strauman <strauman@slac.stanford.edu>

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PR 830/filesystem
	* src/termios.c: termios ioctl(FIONREAD) reported wrong number of
	characters. So add chars in low-level/raw buffer to total count.
This commit is contained in:
Joel Sherrill
2006-03-07 22:22:46 +00:00
parent ede4f1621a
commit ca6df52f0b
2 changed files with 12 additions and 1 deletions
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6
cpukit/libcsupport/ChangeLog
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@@ -1,3 +1,9 @@
2006-03-07 Till Strauman <strauman@slac.stanford.edu>
PR 830/filesystem
* src/termios.c: termios ioctl(FIONREAD) reported wrong number of
characters. So add chars in low-level/raw buffer to total count.
2006-03-07 Till Strauman <strauman@slac.stanford.edu>
PR 886/filesystem

7
cpukit/libcsupport/src/termios.c
View File

@@ -646,8 +646,13 @@ rtems_termios_ioctl (void *arg)
break;
#endif
case FIONREAD:
{
int rawnc = tty->rawInBuf.Tail - tty->rawInBuf.Head;
if ( rawnc < 0 )
rawnc += tty->rawInBuf.Size;
/* Half guess that this is the right operation */
*(int *)args->buffer = tty->ccount - tty->cindex;
*(int *)args->buffer = tty->ccount - tty->cindex + rawnc;
}
break;
}
rtems_semaphore_release (tty->osem);