[libcxx] r294832 - Fix the build of thread.cpp on CloudABI.

[Ed Schouten via cfe-commits]

Author: ed
Date: Sat Feb 11 02:30:18 2017
New Revision: 294832

URL: http://llvm.org/viewvc/llvm-project?rev=294832&view=rev
Log:
Fix the build of thread.cpp on CloudABI.

CloudABI does provide unistd.h, but doesn't define __unix__. We need to
include this header file to make hardware_concurrency work.

Modified:
    libcxx/trunk/src/thread.cpp

Modified: libcxx/trunk/src/thread.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/src/thread.cpp?rev=294832&r1=294831&r2=294832&view=diff
==============================================================================
--- libcxx/trunk/src/thread.cpp (original)
+++ libcxx/trunk/src/thread.cpp Sat Feb 11 02:30:18 2017
@@ -24,9 +24,9 @@
 # endif // defined(BSD)
 #endif // defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
 
-#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__CloudABI__)
 # include <unistd.h>
-#endif // defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+#endif // defined(__unix__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__CloudABI__)
 
 #if defined(__NetBSD__)
 #pragma weak pthread_create // Do not create libpthread dependency