Mesa (master): u_thread: Use pthread_setname_np on linux only.

[Jose Fonseca]

Module: Mesa
Branch: master
Commit: 9131e6d3c2dcc30260e23f2232b44c8cffc6f315
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9131e6d3c2dcc30260e23f2232b44c8cffc6f315

Author: Samuel Thibault <samuel.thibault at ens-lyon.org>
Date:   Sat Jan 13 12:33:15 2018 +0100

u_thread: Use pthread_setname_np on linux only.

pthread_setname_np was added in glibc 2.12 for the Linux port only, other
ports do not necessarily have it.

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

---

 src/util/u_thread.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/util/u_thread.h b/src/util/u_thread.h
index 26cc0b0934..8c6e0bdc59 100644
--- a/src/util/u_thread.h
+++ b/src/util/u_thread.h
@@ -62,7 +62,8 @@ static inline void u_thread_setname( const char *name )
 {
 #if defined(HAVE_PTHREAD)
 #  if defined(__GNU_LIBRARY__) && defined(__GLIBC__) && defined(__GLIBC_MINOR__) && \
-      (__GLIBC__ >= 3 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 12))
+      (__GLIBC__ >= 3 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 12)) && \
+      defined(__linux__)
    pthread_setname_np(pthread_self(), name);
 #  endif
 #endif