Function msLoadMapFromString

mapfile.c:5516–5593

** Sets up string-based mapfile loading and calls loadMapInternal to do the work. */

** Sets up string-based mapfile loading and calls loadMapInternal to do the work.
*/
mapObj *msLoadMapFromString(char *buffer, char *new_mappath)
{
  mapObj *map;
  struct mstimeval starttime, endtime;
  char szPath[MS_MAXPATHLEN], szCWDPath[MS_MAXPATHLEN];
  char *mappath=NULL;
  int debuglevel;

  debuglevel = (int)msGetGlobalDebugLevel();

  if (debuglevel >= MS_DEBUGLEVEL_TUNING)
  {
      /* In debug mode, track time spent loading/parsing mapfile. */
      msGettimeofday(&starttime, NULL);
  }

  if(!buffer) {
    msSetError(MS_MISCERR, "No buffer to load.", "msLoadMapFromString()");
    return(NULL);
  }

  /*
  ** Allocate mapObj structure
  */
  map = (mapObj *)calloc(sizeof(mapObj),1);
  MS_CHECK_ALLOC(map, sizeof(mapObj), NULL);

  if(initMap(map) == -1) { /* initialize this map */
    msFree(map);
    return(NULL);
  }

  msAcquireLock( TLOCK_PARSER ); /* might need to move this lock a bit higher, yup (bug 2108) */

  msyystate = MS_TOKENIZE_STRING;
  msyystring = buffer;
  msyylex(); /* sets things up, but doesn't process any tokens */

  msyylineno = 1; /* start at line 1 (do lines mean anything here?) */

  /* If new_mappath is provided then use it, otherwise use the CWD */
  if(NULL == getcwd(szCWDPath, MS_MAXPATHLEN)) {
     msSetError(MS_MISCERR, "getcwd() returned a too long path", "msLoadMapFromString()");
     msFreeMap(map);
     msReleaseLock( TLOCK_PARSER );
  }
  if (new_mappath) {
    mappath = msStrdup(new_mappath);
    map->mappath = msStrdup(msBuildPath(szPath, szCWDPath, mappath));
  } else
    map->mappath = msStrdup(szCWDPath);

  msyybasepath = map->mappath; /* for INCLUDEs */

  if(loadMapInternal(map) != MS_SUCCESS) {
    msFreeMap(map);
    msReleaseLock( TLOCK_PARSER );
    if(mappath != NULL) free(mappath);