[gnome-builder] threading: increase number of indexer threads

[Christian Hergert <chergert src gnome org>]

commit be2f793dece07b3b5ae8b505d63e166f8919e33f
Author: Christian Hergert <chergert redhat com>
Date:   Sat Jan 6 22:03:55 2018 -0800

    threading: increase number of indexer threads

 src/libide/threading/ide-thread-pool.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/libide/threading/ide-thread-pool.c b/src/libide/threading/ide-thread-pool.c
index f6a9cac..17bc8c6 100644
--- a/src/libide/threading/ide-thread-pool.c
+++ b/src/libide/threading/ide-thread-pool.c
@@ -24,8 +24,8 @@
 
 #include "threading/ide-thread-pool.h"
 
-#define COMPILER_MAX_THREADS 4
-#define INDEXER_MAX_THREADS  1
+#define COMPILER_MAX_THREADS (g_get_num_processors())
+#define INDEXER_MAX_THREADS  (MAX (1, g_get_num_processors() / 2))
 
 typedef struct
 {