Add support for Solaris 2.6 on sun4m builds

It is an excellent platform for catching bugs: big-endian, slow enough
that a context switch in the middle of an operation becomes a regular
occurrence, and all that on a SMP box.  Or: I just wanted to see if it
would work.

Signed-off-by: Erik Boasson <eb@ilities.com>

src/ddsrt/include/dds/ddsrt/sockets/posix.h

@@ -16,12 +16,12 @@
 #include <lwip/sockets.h>
 #include <lwip/netdb.h>
 #else
+#include <sys/socket.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <stddef.h>
 #include <sys/types.h>
 #include <sys/select.h>
-#include <sys/socket.h>
 #endif
 
 #if defined(__cplusplus)
@@ -37,19 +37,32 @@ typedef int ddsrt_socket_t;
 #   define DDSRT_HAVE_IPV6 1
 # endif
 # if LWIP_DNS && LWIP_SOCKET
-#   define DDSRT_HAVE_DNS  DDSRT_WITH_DNS
+#   define DDSRT_HAVE_DNS         DDSRT_WITH_DNS
+#   define DDSRT_HAVE_GETADDRINFO DDSRT_WITH_DNS
 # endif
-# define DDSRT_HAVE_SSM    0
+# define DDSRT_HAVE_SSM         0
+# define DDSRT_HAVE_INET_NTOP   1
+# define DDSRT_HAVE_INET_PTON   1
 
-# define IFF_UP            0x1
-# define IFF_BROADCAST     0x2
-# define IFF_LOOPBACK      0x8
-# define IFF_POINTOPOINT   0x10
+# define IFF_UP               0x1
+# define IFF_BROADCAST        0x2
+# define IFF_LOOPBACK         0x8
+# define IFF_POINTOPOINT     0x10
 # define IFF_MULTICAST     0x1000
+#elif __SunOS_5_6
+# define DDSRT_HAVE_IPV6        0
+# define DDSRT_HAVE_DNS         DDSRT_WITH_DNS
+# define DDSRT_HAVE_GETADDRINFO 0
+# define DDSRT_HAVE_SSM         0
+# define DDSRT_HAVE_INET_NTOP   0
+# define DDSRT_HAVE_INET_PTON   0
 #else /* LWIP_SOCKET */
-# define DDSRT_HAVE_IPV6   1
-# define DDSRT_HAVE_DNS    DDSRT_WITH_DNS
-# define DDSRT_HAVE_SSM    1
+# define DDSRT_HAVE_IPV6        1
+# define DDSRT_HAVE_DNS         DDSRT_WITH_DNS
+# define DDSRT_HAVE_GETADDRINFO DDSRT_WITH_DNS
+# define DDSRT_HAVE_SSM         1
+# define DDSRT_HAVE_INET_NTOP   1
+# define DDSRT_HAVE_INET_PTON   1
 #endif /* LWIP_SOCKET */
 
 typedef struct iovec ddsrt_iovec_t;

src/ddsrt/include/dds/ddsrt/sockets/windows.h

@@ -12,8 +12,11 @@ typedef SOCKET ddsrt_socket_t;
 #define DDSRT_INVALID_SOCKET (INVALID_SOCKET)
 #define PRIdSOCK PRIuPTR
 
-#define DDSRT_HAVE_IPV6 1
-#define DDSRT_HAVE_DNS  DDSRT_WITH_DNS
+#define DDSRT_HAVE_IPV6        1
+#define DDSRT_HAVE_DNS         DDSRT_WITH_DNS
+#define DDSRT_HAVE_GETADDRINFO DDSRT_WITH_DNS
+#define DDSRT_HAVE_INET_NTOP   1
+#define DDSRT_HAVE_INET_PTON   1
 
 #if defined(NTDDI_VERSION) && \
     defined(_WIN32_WINNT_WS03) && \

src/ddsrt/include/dds/ddsrt/sync.h

@@ -22,6 +22,8 @@
 #include "dds/ddsrt/sync/freertos.h"
 #elif _WIN32
 #include "dds/ddsrt/sync/windows.h"
+#elif __SunOS_5_6
+#include "dds/ddsrt/sync/solaris2.6.h"
 #else
 #include "dds/ddsrt/sync/posix.h"
 #endif

src/ddsrt/include/dds/ddsrt/sync/solaris2.6.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright(c) 2006 to 2018 ADLINK Technology Limited and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0, or the Eclipse Distribution License
+ * v. 1.0 which is available at
+ * http://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+ */
+#ifndef DDSRT_POSIX_SYNC_H
+#define DDSRT_POSIX_SYNC_H
+
+#include <stdint.h>
+#include <pthread.h>
+#if HAVE_LKST
+#include "lkst.h"
+#endif
+
+#if defined (__cplusplus)
+extern "C" {
+#endif
+
+typedef struct {
+    pthread_cond_t cond;
+} ddsrt_cond_t;
+
+typedef struct {
+    pthread_mutex_t mutex;
+} ddsrt_mutex_t;
+
+typedef struct {
+    pthread_mutex_t rwlock;
+} ddsrt_rwlock_t;
+
+typedef pthread_once_t ddsrt_once_t;
+#define DDSRT_ONCE_INIT PTHREAD_ONCE_INIT
+
+#if defined (__cplusplus)
+}
+#endif
+
+#endif /* DDSRT_POSIX_SYNC_H */