#endif /* FTRACE */
}
+static inline void trace_on()
+{
+ if (trace_fd >= 0)
+ write(trace_fd, "1", 1);
+}
+
+static inline void trace_off(int ret)
+{
+ if (marker_fd >= 0) {
+ char marker[100];
+ sprintf(marker, "write returned %d\n", ret);
+ write(marker_fd, marker, strlen(marker));
+ }
+ if (trace_fd >= 0)
+ write(trace_fd, "0", 1);
+}
+
+void msg_info_free(struct msg_info *mi)
+{
+ mi->id = -1;
+}
+
int send_frame(int socket)
{
struct can_frame frame;
get_tstamp(&mi->ts_sent);
mi->sent = frame;
- if (trace_fd >= 0)
- write(trace_fd, "1", 1);
+ trace_on();
ret = write(socket, &frame, sizeof(frame));
- if (marker_fd >= 0) {
- char marker[100];
- sprintf(marker, "write returned %d\n", ret);
- write(marker_fd, marker, strlen(marker));
- }
- if (trace_fd >= 0)
- write(trace_fd, "0", 1);
- return ret;
-}
+ trace_off(ret);
-void msg_info_free(struct msg_info *mi)
-{
- mi->id = -1;
+ if (ret == -1)
+ msg_info_free(mi);
+ return ret;
}
static inline void get_next_timeout(struct timespec *timeout)
set_sched_policy_and_prio(SCHED_FIFO, 99);
-#define SEND() \
- do { \
- ret = send_frame(pfd[0].fd); \
- if (ret != sizeof(struct can_frame)) \
- error(1, errno, "send_frame (line %d)", __LINE__); \
- count++; \
- msg_in_progress++; \
+#define SEND() \
+ do { \
+ ret = send_frame(pfd[0].fd); \
+ if (ret != sizeof(struct can_frame)) { \
+ if (ret == -1 && errno == ENOBUFS && opt.period_us == 0 && !opt.oneattime) { \
+ /* Ignore this error - pfifo_fast qeuue is full */ \
+ } else \
+ error(1, errno, "send_frame (line %d)", __LINE__); \
+ } \
+ else { \
+ count++; \
+ msg_in_progress++; \
+ } \
} while (0)
if (opt.oneattime) {