lib: Change return type of fevent to ssize_t

The return type was still an int, but since it returns the number of
events, it should be an ssize_t.

Signed-off-by: Dimitri Staessens <dimitri@ouroboros.rocks>
Signed-off-by: Sander Vrijders <sander@ouroboros.rocks>

3 files changed, 5 insertions, 5 deletions

diff --git a/doc/man/fqueue.3 b/doc/man/fqueue.3
index 3bef1297..cbc8ee4e 100644
--- a/doc/man/fqueue.3
+++ b/doc/man/fqueue.3
@@ -21,7 +21,7 @@ on flows
 
 \fBint fqueue_type(fqueue_t * \fIfq\fB);
 
-\fBint fevent(fset_t * \fIset\fB, fqueue_t * \fIfq\fB,
+\fBssize_t fevent(fset_t * \fIset\fB, fqueue_t * \fIfq\fB,
 const struct timespec * \fItimeo\fB);
 
 Compile and link with \fI-louroboros-dev\fR.
diff --git a/include/ouroboros/fqueue.h b/include/ouroboros/fqueue.h
index 797e3af6..60978491 100644
--- a/include/ouroboros/fqueue.h
+++ b/include/ouroboros/fqueue.h
@@ -68,7 +68,7 @@ int         fqueue_next(fqueue_t * fq);
 
 enum fqtype fqueue_type(fqueue_t * fq);
 
-int         fevent(fset_t *                set,
+ssize_t     fevent(fset_t *                set,
                    fqueue_t *              fq,
                    const struct timespec * timeo);
 
diff --git a/src/lib/dev.c b/src/lib/dev.c
index c427e20c..8647bea9 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -1321,9 +1321,9 @@ enum fqtype fqueue_type(struct fqueue * fq)
         return fq->fqueue[fq->next - 1];
 }
 
-int fevent(struct flow_set *       set,
-           struct fqueue *         fq,
-           const struct timespec * timeo)
+ssize_t fevent(struct flow_set *       set,
+               struct fqueue *         fq,
+               const struct timespec * timeo)
 {
         ssize_t           ret;
         struct timespec   abstime;