diff options
| -rw-r--r-- | nuttx/examples/ostest/mqueue.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/nuttx/examples/ostest/mqueue.c b/nuttx/examples/ostest/mqueue.c index 9e9360726..a0c454e44 100644 --- a/nuttx/examples/ostest/mqueue.c +++ b/nuttx/examples/ostest/mqueue.c @@ -39,6 +39,7 @@ #include <stdio.h> #include <string.h> +#include <ctype.h> #include <pthread.h> #include <mqueue.h> #include <sched.h> @@ -185,6 +186,7 @@ static void *receiver_thread(void *arg) for (i = 0; i < 10; i++) { + memset(msg_buffer, 0xaa, TEST_MSGLEN); nbytes = mq_receive(mqfd, msg_buffer, TEST_MSGLEN, 0); if (nbytes < 0) { @@ -205,11 +207,19 @@ static void *receiver_thread(void *arg) for (j = 0; j < TEST_MSGLEN-1; j++) { - printf("receiver_thread: %2d %02x (%c) %02x\n", - j, TEST_MESSAGE[j], TEST_MESSAGE[j], msg_buffer[j] & 0x0ff); + if (isprint(msg_buffer[j])) + { + printf("receiver_thread: %2d %02x (%c) %02x (%c)\n", + j, TEST_MESSAGE[j], TEST_MESSAGE[j], msg_buffer[j], msg_buffer[j]); + } + else + { + printf("receiver_thread: %2d %02x (%c) %02x\n", + j, TEST_MESSAGE[j], TEST_MESSAGE[j], msg_buffer[j]); + } } - printf("receiver_thread: %2d 00 %02x\n", - j, msg_buffer[j] & 0xff); + printf("receiver_thread: %2d 00 %02x\n", + j, msg_buffer[j]); } else { |