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authorJanne Grunau <janne-libav@jannau.net>2011-12-23 11:10:37 +0100
committerJanne Grunau <janne-libav@jannau.net>2011-12-23 14:41:03 +0100
commit7052618c7ed6e907434b2b6ef18e77b9d2644676 (patch)
tree9cb3cf7f5a7f1233e5e8138872e765125ba23296 /libavcodec/pthread.c
parent846dca1aa315ebb65845a8e4774a31e368cc463d (diff)
threads: check defines before using them in automatic thread detection
Diffstat (limited to 'libavcodec/pthread.c')
-rw-r--r--libavcodec/pthread.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/pthread.c b/libavcodec/pthread.c
index 89141504f8..f842edf861 100644
--- a/libavcodec/pthread.c
+++ b/libavcodec/pthread.c
@@ -152,7 +152,7 @@ typedef struct FrameThreadContext {
static int get_logical_cpus(AVCodecContext *avctx)
{
int ret, nb_cpus = 1;
-#if HAVE_SCHED_GETAFFINITY
+#if HAVE_SCHED_GETAFFINITY && defined(CPU_COUNT)
cpu_set_t cpuset;
CPU_ZERO(&cpuset);
@@ -165,7 +165,7 @@ static int get_logical_cpus(AVCodecContext *avctx)
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
nb_cpus = sysinfo.dwNumberOfProcessors;
-#elif HAVE_SYSCTL
+#elif HAVE_SYSCTL && defined(HW_NCPU)
int mib[2] = { CTL_HW, HW_NCPU };
size_t len = sizeof(nb_cpus);