Only look for "N" line number as first parameter

9 years ago · c0e791dbe9
parent b4af4441c5
commit c0e791dbe9
1 changed files with 4 additions and 2 deletions
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@ -834,8 +834,10 @@ void get_command() {
        fromsd[cmd_queue_index_w] = false;
      #endif

-      char *npos = strchr(command, 'N');
-      char *apos = strchr(command, '*');
+      while (*command == ' ') command++; // skip any leading spaces
+      char* npos = (*command == 'N') ? command : NULL; // Require the N parameter to start the line
+      char* apos = strchr(command, '*');
+
      if (npos) {

        boolean M110 = strstr_P(command, PSTR("M110")) != NULL;