Completed senddata example to exit someday

examples/senddata.c

@@ -3,12 +3,15 @@
 #include <libssh/libssh.h>
 #include "examples_common.h"
 
+#define LIMIT 0x100000000
+
 int main(void) {
   ssh_session session;
   ssh_channel channel;
   char buffer[1024*1024];
   int rc;
-
+  long total=0;
+  long lastshown=4096;
   session = connect_ssh("localhost", NULL, 0);
   if (session == NULL) {
     return 1;
@@ -36,6 +39,13 @@ int main(void) {
 
 
   while ((rc = ssh_channel_write(channel, buffer, sizeof(buffer))) > 0) {
+    total += rc;
+    if(total/2 >= lastshown){
+      printf("written %lx\n",total);
+      lastshown=total;
+    }
+    if(total > LIMIT)
+      break;
   }
     
   if (rc < 0) {