Merged PR 2752: Use fstat64 if available #gh59

Use fstat64 if available on solaris #gh59

Related work items: #117374

lwmsg/MakeKitBuild

@@ -63,6 +63,15 @@ configure()
         mk_define SOLARIS_11 1
     fi
 
+    # Temporary check for transitional lf64 calls
+    # Solaris only; attempting to determine cause of Github issue 59
+    if [ "$MK_HOST_OS" = "solaris" ]
+    then
+        mk_check_functions \
+            HEADERDEPS="sys/stat.h" \
+            fstat64
+    fi
+
     mk_multiarch_do
         mk_define "MOD_EXT" "${MK_DLO_EXT}"
         mk_check_endian

lwmsg/src/connection-wire.c

@@ -78,6 +78,14 @@
 #    define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
 #endif
 
+#ifdef HAVE_FSTAT64
+#   define FSTAT fstat64
+#   define FSTAT_BUF struct stat64
+#else
+#   define FSTAT fstat
+#   define FSTAT_BUF struct stat
+#endif
+
 static void
 lwmsg_connection_packet_ntoh(ConnectionPacket* packet)
 {
@@ -1166,11 +1174,11 @@ lwmsg_connection_finish_recv_connect(
         /* Otherwise, use the explicit auth method */
         if (packet->contents.greeting.flags & CONNECTION_GREETING_AUTH_LOCAL)
         {
-            struct stat statbuf;
+            FSTAT_BUF statbuf;
 
             BAIL_ON_ERROR(status = lwmsg_connection_dequeue_fd(assoc, &fd));
 
-            if (fstat(fd, &statbuf))
+            if (FSTAT(fd, &statbuf))
             {
                 BAIL_ON_ERROR(status = RAISE_ERRNO(&assoc->context));
             }
@@ -1398,11 +1406,11 @@ lwmsg_connection_finish_recv_accept(
         /* Otherwise, use the explicit auth method */
         if (packet->contents.greeting.flags & CONNECTION_GREETING_AUTH_LOCAL)
         {
-            struct stat statbuf;
+            FSTAT_BUF statbuf;
 
             BAIL_ON_ERROR(status = lwmsg_connection_dequeue_fd(assoc, &fd));
 
-            if (fstat(fd, &statbuf))
+            if (FSTAT(fd, &statbuf))
             {
                 BAIL_ON_ERROR(status = RAISE_ERRNO(&assoc->context));
             }