loadModuleSource()

const char * AppWren::loadModuleSource

(

const char *

name

)

receiver for the wren c callback function getSourceForModule

Parameters

name

Returns

const char*

Definition at line 1690 of file AppWren.cpp.

                                                        {
  char file_name[128]; 
  FsFile file;
  int16_t file_size; //max file size 32K
  safer_strncpy(file_name,name,sizeof(file_name));
  strcat(file_name,".wren");
  sd->chdir("/wren");
  if(!sd->exists(file_name)){
    sd->chdir("/wren/lib");
  }
  if(sd->exists(file_name)){
    file = sd->open(file_name, O_RDONLY);
    file_size = file.available() + 1;
#ifdef USE_EXTMEM  
    module_load_buffer = (char*)extmem_malloc(file_size);
#else
    module_load_buffer = (char*)malloc(file_size);
#endif
    if (module_load_buffer == NULL){
      Serial.println(F("M AppWren::loadModuleSource ERROR: Not Enough Memory"));
      return NULL;
    }
    memset(module_load_buffer,0,file_size);
    file.read(module_load_buffer,file_size);
    file.close();
  }
  return module_load_buffer;
}

References module_load_buffer, AppBaseClass::name, safer_strncpy(), and AppBaseClass::sd.

Referenced by getSourceForModule(), and render().

Here is the call graph for this function:

Here is the caller graph for this function: