From: Timo Kokkonen <timo.t.kokkonen@iki.fi>
Date: Sat, 9 Jul 2016 18:02:45 +0000 (+0300)
Subject: rrdtool.c: Suppress compiler warnings with a cast
X-Git-Url: http://git.itanic.dy.fi/?p=rrdd;a=commitdiff_plain;h=2cfe71697c0fe8d9bf6979c18702031765c03d4c

rrdtool.c: Suppress compiler warnings with a cast

Add a typedef that can be used to cast function pointers for
queue_work().

Signed-off-by: Timo Kokkonen <timo.t.kokkonen@iki.fi>
---

diff --git a/process.h b/process.h
index c72830b..4134d30 100644
--- a/process.h
+++ b/process.h
@@ -14,6 +14,7 @@
 struct event_handler;
 
 typedef int (handle_event_fn_t)(struct event_handler *);
+typedef int (work_fn_t)(void *);
 
 struct event_handler {
 	int fd;
diff --git a/rrdtool.c b/rrdtool.c
index 43b3571..0651e45 100644
--- a/rrdtool.c
+++ b/rrdtool.c
@@ -102,7 +102,7 @@ int rrdtool_draw_images(struct rrd_image **image)
 	int i;
 	for (i = 0; image[i]; i++)
 		queue_work(WORK_PRIORITY_LOW, "rrdtool_draw_image",
-			rrdtool_draw_image, image[i]);
+			(work_fn_t *)rrdtool_draw_image, image[i]);
 
 	return 0;
 }
@@ -297,7 +297,7 @@ int rrdtool_update_data(struct rrd_database *rrd)
 	rrd->last_update = time(0);
 
 	return queue_work(WORK_PRIORITY_HIGH, "rrdtool_update_data",
-			do_rrdtool_update_data, rrd);
+			(work_fn_t *)do_rrdtool_update_data, rrd);
 }
 
 /*