예제 #1
0
DLLSYM BOOL8 read_variables_file(const char *file  // name to read
                                ) {
  BOOL8 anyerr;                  // true if any error
  char flag;                     // file flag
  BOOL8 foundit;                 // found variable
  inT16 length;                  // length of line
  inT16 nameoffset;              // offset for real name
  char *valptr;                  // value field
  char *stringend;               // end of string value
  FILE *fp;                      // file pointer
                                 // iterators
  char line[MAX_PATH];           // input line

  anyerr = FALSE;
  if (*file == PLUS) {
    flag = PLUS;                 // file has flag
    nameoffset = 1;
  } else if (*file == MINUS) {
    flag = MINUS;
    nameoffset = 1;
  } else {
    flag = EQUAL;
    nameoffset = 0;
  }

  fp = fopen(file + nameoffset, "r");
  if (fp == NULL) {
    printf("read_variables_file:Can't open %s", file + nameoffset);
    return TRUE;                 // can't open it
  }
  while (fgets (line, MAX_PATH, fp)) {
    if (line[0] != '\n' && line[0] != '#') {
      length = strlen (line);
      if (line[length - 1] == '\n')
        line[length - 1] = '\0';  // cut newline
      for (valptr = line; *valptr && *valptr != ' ' && *valptr != '\t';
        valptr++);
      if (*valptr) {             //found blank
        *valptr = '\0';          //make name a string
        do

        valptr++;              //find end of blanks
        while (*valptr == ' ' || *valptr == '\t');

        if (*valptr && *valptr != '#') {
                                 //last char in string
          stringend = valptr + strlen (valptr) - 1;
          while (stringend != valptr) {
            while (stringend != valptr
              && (*stringend == ' ' || *stringend == '\t'))
              // cut trailing blanks
              stringend--;
            stringend[1] = '\0'; // terminate string

            while (stringend != valptr
              && ((*stringend != ' ' && *stringend != '\t')
              || stringend[1] != '#'))
              stringend--;       // find word start
          }
        }
      }
      foundit = set_new_style_variable(line, valptr);

      if (!foundit) {
        anyerr = TRUE;         // had an error
        printf("read_variables_file:variable not found: %s\n",
          line);
      }
    }
  }
  fclose(fp);  // close file
  return anyerr;
}
예제 #2
0
// Set the value of an internal "variable" (of either old or new types).
// Supply the name of the variable and the value as a string, just as
// you would in a config file.
// Returns false if the name lookup failed.
bool TessBaseAPI::SetVariable(const char* variable, const char* value) {
  if (set_new_style_variable(variable, value))
    return true;
  return set_old_style_variable(variable, value);
}