Revision: 7081
http://playerstage.svn.sourceforge.net/playerstage/?rev=7081&view=rev
Author: thjc
Date: 2008-10-07 11:30:41 +0000 (Tue, 07 Oct 2008)
Log Message:
-----------
applied patch 2136981 khepera read() patch
Modified Paths:
--------------
code/player/trunk/server/drivers/mixed/khepera/khepera_serial.cc
Modified: code/player/trunk/server/drivers/mixed/khepera/khepera_serial.cc
===================================================================
--- code/player/trunk/server/drivers/mixed/khepera/khepera_serial.cc
2008-10-07 11:27:57 UTC (rev 7080)
+++ code/player/trunk/server/drivers/mixed/khepera/khepera_serial.cc
2008-10-07 11:30:41 UTC (rev 7081)
@@ -132,10 +132,14 @@
int TimePassed = 0;
gettimeofday(&Start,NULL);
int length = 0;
+ int rc = 0;
do
{
pthread_testcancel();
- length += read(fd, &buffer[length], KHEPERA_BUFFER_LEN -
length);
+ rc = read(fd, &buffer[length], KHEPERA_BUFFER_LEN - length);
+ if (rc < 0)
+ errno = rc = 0;
+ else length += rc;
gettimeofday(&Now,NULL);
TimePassed = (Now.tv_sec - Start.tv_sec)*1000000 + Now.tv_usec
- Start.tv_usec;
} while (buffer[length-1] != '\n' && TimePassed <
KHEPERA_SERIAL_TIMEOUT_USECS);
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