Mesa (master): util: only use SCHED_IDLE in pthread_setschedparam() when it's defined

[Roland Scheidegger]

Module: Mesa
Branch: master
Commit: c92fe8a8c50968a6ac37cbecdd54208f0eea246c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=c92fe8a8c50968a6ac37cbecdd54208f0eea246c

Author: Roland Scheidegger <sroland at vmware.com>
Date:   Sat Aug 26 17:08:07 2017 +0200

util: only use SCHED_IDLE in pthread_setschedparam() when it's defined

Fixes build error when it's not.

Reviewed-by: Jose Fonseca <jfonseca at vmware.com>

---

 src/util/u_queue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/u_queue.c b/src/util/u_queue.c
index 49361c3dad..449da7dc9a 100644
--- a/src/util/u_queue.c
+++ b/src/util/u_queue.c
@@ -246,7 +246,7 @@ util_queue_init(struct util_queue *queue,
       }
 
       if (flags & UTIL_QUEUE_INIT_USE_MINIMUM_PRIORITY) {
-   #if defined(__linux__)
+   #if defined(__linux__) && defined(SCHED_IDLE)
          struct sched_param sched_param = {0};
 
          /* The nice() function can only set a maximum of 19.