Fix: make ust consumer posix compliant for poll flags

[lttng-tools.git] / src / common / ust-consumer / ust-consumer.c

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index 27601463c22ccb3652d41776234d49cc0e2161a9..04c6157e532d84e9cebe3c341d764a2647f0aeb2 100644 (file)
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -42,9 +42,9 @@ extern volatile int consumer_quit;
 /*
  * Mmap the ring buffer, read it and write the data to the tracefile.
  *
 /*
  * Mmap the ring buffer, read it and write the data to the tracefile.
  *

- * Returns the number of bytes written
+ * Returns the number of bytes written, else negative value on error.

  */
  */

-int lttng_ustconsumer_on_read_subbuffer_mmap(
+ssize_t lttng_ustconsumer_on_read_subbuffer_mmap(

                struct lttng_consumer_local_data *ctx,
                struct lttng_consumer_stream *stream, unsigned long len)
 {
                struct lttng_consumer_local_data *ctx,
                struct lttng_consumer_stream *stream, unsigned long len)
 {


@@ -89,7 +89,7 @@ end:
  *
  * Returns the number of bytes spliced.
  */
  *
  * Returns the number of bytes spliced.
  */

-int lttng_ustconsumer_on_read_subbuffer_splice(
+ssize_t lttng_ustconsumer_on_read_subbuffer_splice(

                struct lttng_consumer_local_data *ctx,
                struct lttng_consumer_stream *stream, unsigned long len)
 {
                struct lttng_consumer_local_data *ctx,
                struct lttng_consumer_stream *stream, unsigned long len)
 {