remove extra newline before prompt

git-svn-id: svn://svn.berlios.de/openocd/trunk@1605 b42882b7-edfa-0310-969c-e2dbd0fdcd60

diff --git a/src/helper/command.c b/src/helper/command.c
index e1751d4fedda0381128a99f6a372e401111f9bfa..ecab9bdc25ee1f55b9139d8a5ad71e15667f0b86 100644 (file)
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -479,19 +479,22 @@ int command_run_line(command_context_t *context, char *line)
                int reslen;
 
                result = Jim_GetString(Jim_GetResult(interp), &reslen);
-               int i;
-               char buff[256+1];
-               for (i = 0; i < reslen; i += 256)
+               if (reslen>0)
                {
-                       int chunk;
-                       chunk = reslen - i;
-                       if (chunk > 256)
-                               chunk = 256;
-                       strncpy(buff, result+i, chunk);
-                       buff[chunk] = 0;
-                       LOG_USER_N("%s", buff);
+                       int i;
+                       char buff[256+1];
+                       for (i = 0; i < reslen; i += 256)
+                       {
+                               int chunk;
+                               chunk = reslen - i;
+                               if (chunk > 256)
+                                       chunk = 256;
+                               strncpy(buff, result+i, chunk);
+                               buff[chunk] = 0;
+                               LOG_USER_N("%s", buff);
+                       }
+                       LOG_USER_N("%s", "\n");
                }
-               LOG_USER_N("%s", "\n");
                retval=ERROR_OK;
        }
        return retval;
@@ -691,7 +694,7 @@ command_context_t* command_init()
 #if defined( _MSC_VER )
        /* WinXX - is generic, the forward
         * looking problem is this:
-        * 
+        *
         *   "win32" or "win64"
         *
         * "winxx" is generic.