X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/dbe6c525a19dc7b52ff9f6bfb1f64da7579689d3..5a9bf7646e1e86a8c24570d571e7e7507517700e:/unix/uxplink.c

diff --git a/unix/uxplink.c b/unix/uxplink.c
index 16919337..c9b50759 100644
--- a/unix/uxplink.c
+++ b/unix/uxplink.c
@@ -208,6 +208,7 @@ static void usage(void)
     printf("Usage: plink [options] [user@]host [command]\n");
     printf("       (\"host\" can also be a PuTTY saved session name)\n");
     printf("Options:\n");
+    printf("  -V        print version information\n");
     printf("  -v        show verbose messages\n");
     printf("  -load sessname  Load settings from saved session\n");
     printf("  -ssh -telnet -rlogin -raw\n");
@@ -234,6 +235,12 @@ static void usage(void)
     exit(1);
 }
 
+static void version(void)
+{
+    printf("plink: %s\n", ver);
+    exit(1);
+}
+
 int main(int argc, char **argv)
 {
     int sending;
@@ -263,6 +270,7 @@ int main(int argc, char **argv)
      * Process the command line.
      */
     do_defaults(NULL, &cfg);
+    loaded_session = FALSE;
     default_protocol = cfg.protocol;
     default_port = cfg.port;
     errors = 0;
@@ -301,6 +309,8 @@ int main(int argc, char **argv)
 	    } else if (!strcmp(p, "-s")) {
                 /* Save status to write to cfg later. */
 		use_subsystem = 1;
+	    } else if (!strcmp(p, "-V")) {
+                version();
 	    } else if (!strcmp(p, "-o")) {
                 if (argc <= 1) {
                     fprintf(stderr,
@@ -387,13 +397,15 @@ int main(int argc, char **argv)
 			 */
 			Config cfg2;
 			do_defaults(p, &cfg2);
-			if (cfg2.host[0] == '\0') {
+			if (loaded_session || cfg2.host[0] == '\0') {
 			    /* No settings for this host; use defaults */
+			    /* (or session was already loaded with -load) */
 			    strncpy(cfg.host, p, sizeof(cfg.host) - 1);
 			    cfg.host[sizeof(cfg.host) - 1] = '\0';
 			    cfg.port = default_port;
 			} else {
 			    cfg = cfg2;
+			    /* Ick: patch up internal pointer after copy */
 			    cfg.remote_cmd_ptr = cfg.remote_cmd;
 			}
 		    } else {
@@ -548,7 +560,7 @@ int main(int argc, char **argv)
 	int nodelay = cfg.tcp_nodelay && isatty(0);
 
 	error = back->init(NULL, &backhandle, &cfg, cfg.host, cfg.port,
-			   &realhost, nodelay);
+			   &realhost, nodelay, cfg.tcp_keepalives);
 	if (error) {
 	    fprintf(stderr, "Unable to open connection:\n%s\n", error);
 	    return 1;