[SF 2725424] TestThreadStack size fails on Solaris

Foundation/src/Environment_UNIX.cpp

@@ -206,15 +206,16 @@ void EnvironmentImpl::nodeIdImpl(NodeId& id)
 //
 #include <sys/ioctl.h>
 #if defined(sun) || defined(__sun) || defined(__sun__)
-#define __EXTENSIONS__
-#include <net/if_arp.h>
-#include <sys/sockio.h>
-#include <stropts.h>
+#	ifndef __EXTENSIONS__
+#		define __EXTENSIONS__
+#	endif
+#	include <net/if_arp.h>
+#	include <sys/sockio.h>
+#	include <stropts.h>
 #endif
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <netinet/in.h>
-#include <net/if.h>
 #include <arpa/inet.h>
 #include <netdb.h>
 #include <net/if.h>

Foundation/src/FPEnvironment_SUN.cpp

@@ -33,7 +33,9 @@
 // DEALINGS IN THE SOFTWARE.
 //
 
-#define __EXTENSIONS__
+#ifndef __EXTENSIONS__
+#	define __EXTENSIONS__
+#endif
 #include <math.h>
 #include "Poco/FPEnvironment_SUN.h"
 

Foundation/src/Thread_POSIX.cpp

@@ -42,8 +42,11 @@
 #	if !defined(__EXTENSIONS__)
 #		define __EXTENSIONS__
 #	endif
+	// must be limits.h for PTHREAD_STACK_MIN on Solaris
+#	include <limits.h>
+#else
+#	include <climits>
 #endif
-#include <climits>
 
 
 //

Foundation/testsuite/src/ThreadTest.cpp

@@ -41,8 +41,11 @@
 #	if !defined(__EXTENSIONS__)
 #		define __EXTENSIONS__
 #	endif
+	// must be limits.h for PTHREAD_STACK_MIN on Solaris
+#	include <limits.h>
+#else
+#	include <climits>
 #endif
-#include <climits>
 
 
 using Poco::Thread;

build/config/SunOS-SunStudio

@@ -62,7 +62,7 @@ RELEASEOPT_LINK =
 #
 # System Specific Flags
 #
-SYSFLAGS = -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS
+SYSFLAGS = -D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS -D_POSIX_C_SOURCE=199506L -D__EXTENSIONS__
 
 #
 # System Specific Libraries