The `socket' function in the backends is only ever checked to see if

[u/mdw/putty] / unix / uxplink.c

diff --git a/unix/uxplink.c b/unix/uxplink.c
index 735d297..1daafe4 100644 (file)
--- a/unix/uxplink.c
+++ b/unix/uxplink.c
@@ -899,7 +899,7 @@ int main(int argc, char **argv)
        FD_SET_MAX(signalpipe[0], maxfd, rset);
 
        if (connopen && !sending &&
-           back->socket(backhandle) != NULL &&
+           back->connected(backhandle) &&
            back->sendok(backhandle) &&
            back->sendbuffer(backhandle) < MAX_STDIN_BACKLOG) {
            /* If we're OK to send, then try to read from stdin. */
@@ -1014,7 +1014,7 @@ int main(int argc, char **argv)
            char buf[4096];
            int ret;
 
-           if (connopen && back->socket(backhandle) != NULL) {
+           if (connopen && back->connected(backhandle)) {
                ret = read(0, buf, sizeof(buf));
                if (ret < 0) {
                    perror("stdin: read");
@@ -1039,7 +1039,7 @@ int main(int argc, char **argv)
            try_output(1);
        }
 
-       if ((!connopen || back->socket(backhandle) == NULL) &&
+       if ((!connopen || !back->connected(backhandle)) &&
            bufchain_size(&stdout_data) == 0 &&
            bufchain_size(&stderr_data) == 0)
            break;                     /* we closed the connection */