1 files changed, 9 insertions, 3 deletions

diff --git a/tools/plink/winplink.c b/tools/plink/winplink.c
index 0d7c501fe..d1539e441 100644
--- a/tools/plink/winplink.c
+++ b/tools/plink/winplink.c
@@ -167,7 +167,7 @@ static void usage(void)
     printf("  -pgpfp    print PGP key fingerprints and exit\n");

     printf("  -v        show verbose messages\n");

     printf("  -load sessname  Load settings from saved session\n");

-    printf("  -ssh -telnet -rlogin -raw\n");

+    printf("  -ssh -telnet -rlogin -raw -serial\n");

     printf("            force use of a particular protocol\n");

     printf("  -P port   connect to specified port\n");

     printf("  -l user   connect with specified username\n");

@@ -194,6 +194,8 @@ static void usage(void)
     printf("  -N        don't start a shell/command (SSH-2 only)\n");

     printf("  -nc host:port\n");

     printf("            open tunnel in place of session (SSH-2 only)\n");

+    printf("  -sercfg configuration-string (e.g. 19200,8,n,1,X)\n");

+    printf("            Specify the serial configuration (serial only)\n");

     exit(1);

 }

 

@@ -280,6 +282,7 @@ int main(int argc, char **argv)
     int skcount, sksize;

     int exitcode;

     int errors;

+    int got_host = FALSE;

     int use_subsystem = 0;

     long now, next;

 

@@ -342,7 +345,7 @@ int main(int argc, char **argv)
 		errors = 1;

 	    }

 	} else if (*p) {

-	    if (!cfg_launchable(&cfg)) {

+	    if (!cfg_launchable(&cfg) || !(got_host || loaded_session)) {

 		char *q = p;

 		/*

 		 * If the hostname starts with "telnet:", set the

@@ -368,6 +371,7 @@ int main(int argc, char **argv)
 			cfg.port = -1;

 		    strncpy(cfg.host, q, sizeof(cfg.host) - 1);

 		    cfg.host[sizeof(cfg.host) - 1] = '\0';

+		    got_host = TRUE;

 		} else {

 		    char *r, *user, *host;

 		    /*

@@ -416,8 +420,10 @@ int main(int argc, char **argv)
 			    strncpy(cfg.host, host, sizeof(cfg.host) - 1);

 			    cfg.host[sizeof(cfg.host) - 1] = '\0';

 			    cfg.port = default_port;

+			    got_host = TRUE;

 			} else {

 			    cfg = cfg2;

+			    loaded_session = TRUE;

 			}

 		    }

 

@@ -464,7 +470,7 @@ int main(int argc, char **argv)
     if (errors)

 	return 1;

 

-    if (!cfg_launchable(&cfg)) {

+    if (!cfg_launchable(&cfg) || !(got_host || loaded_session)) {

 	usage();

     }