Handle when the platform doesn't have UNIX sockets.

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/ossman@377 fefdeb5f-60dc-0310-8127-8f9354f1896f

polyp/socket-client.c

@@ -31,10 +31,14 @@
 #include <string.h>
 #include <assert.h>
 #include <stdlib.h>
-#include <sys/un.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <netdb.h>
+
+#ifdef HAVE_SYS_UN_H
+#include <sys/un.h>
+#endif
+
 #ifdef HAVE_LIBASYNCNS
 #include <asyncns.h>
 #endif
@@ -198,6 +202,8 @@ struct pa_socket_client* pa_socket_client_new_ipv4(struct pa_mainloop_api *m, ui
     return pa_socket_client_new_sockaddr(m, (struct sockaddr*) &sa, sizeof(sa));
 }
 
+#ifdef HAVE_SYS_UN_H
+
 struct pa_socket_client* pa_socket_client_new_unix(struct pa_mainloop_api *m, const char *filename) {
     struct sockaddr_un sa;
     assert(m && filename);
@@ -210,6 +216,14 @@ struct pa_socket_client* pa_socket_client_new_unix(struct pa_mainloop_api *m, co
     return pa_socket_client_new_sockaddr(m, (struct sockaddr*) &sa, sizeof(sa));
 }
 
+#else /* HAVE_SYS_UN_H */
+
+struct pa_socket_client* pa_socket_client_new_unix(struct pa_mainloop_api *m, const char *filename) {
+    return NULL;
+}
+
+#endif /* HAVE_SYS_UN_H */
+
 static int sockaddr_prepare(struct pa_socket_client *c, const struct sockaddr *sa, size_t salen) {
     assert(c);
     assert(sa);

polyp/socket-server.c

@@ -31,10 +31,13 @@
 #include <sys/socket.h>
 #include <stdio.h>
 #include <unistd.h>
-#include <sys/un.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 
+#ifdef HAVE_SYS_UN_H
+#include <sys/un.h>
+#endif
+
 #ifdef HAVE_LIBWRAP
 #include <tcpd.h>
 #endif
@@ -137,6 +140,8 @@ struct pa_socket_server* pa_socket_server_ref(struct pa_socket_server *s) {
     return s;
 }
 
+#ifdef HAVE_SYS_UN_H
+
 struct pa_socket_server* pa_socket_server_new_unix(struct pa_mainloop_api *m, const char *filename) {
     int fd = -1;
     struct sockaddr_un sa;
@@ -182,6 +187,14 @@ fail:
     return NULL;
 }
 
+#else /* HAVE_SYS_UN_H */
+
+struct pa_socket_server* pa_socket_server_new_unix(struct pa_mainloop_api *m, const char *filename) {
+    return NULL;
+}
+
+#endif /* HAVE_SYS_UN_H */
+
 struct pa_socket_server* pa_socket_server_new_ipv4(struct pa_mainloop_api *m, uint32_t address, uint16_t port, const char *tcpwrap_service) {
     struct pa_socket_server *ss;
     int fd = -1;

polyp/socket-util.c

@@ -31,7 +31,6 @@
 #include <string.h>
 #include <stdio.h>
 #include <sys/types.h>
-#include <sys/un.h>
 #include <netinet/in.h>
 #include <fcntl.h>
 #include <unistd.h>
@@ -42,6 +41,10 @@
 #include <sys/stat.h>
 #include <netdb.h>
 
+#ifdef HAVE_SYS_UN_H
+#include <sys/un.h>
+#endif
+
 #include "socket-util.h"
 #include "util.h"
 #include "xmalloc.h"
@@ -161,6 +164,8 @@ int pa_socket_set_sndbuf(int fd, size_t l) {
     return 0;
 }
 
+#ifdef HAVE_SYS_UN_H
+
 int pa_unix_socket_is_stale(const char *fn) {
     struct sockaddr_un sa;
     int fd = -1, ret = -1;
@@ -202,3 +207,15 @@ int pa_unix_socket_remove_stale(const char *fn) {
 
     return 0;
 }
+
+#else /* HAVE_SYS_UN_H */
+
+int pa_unix_socket_is_stale(const char *fn) {
+    return -1;
+}
+
+int pa_unix_socket_remove_stale(const char *fn) {
+    return -1;
+}
+
+#endif /* HAVE_SYS_UN_H */