Function feOptHelp

Singular/feOpt.cc:379–428

Prints help message

// Prints help message
void feOptHelp(const char* name)
{
  int i = 0;
  char tmp[60];
#if defined(ESINGULAR)
  printf("ESingular starts up Singular within emacs;\n");
#elif defined(TSINGULAR)
  printf("TSingular starts up Singular within a terminal window;\n");
#endif
  printf("Singular is a Computer Algebra System (CAS) for Polynomial Computations.\n");
  printf("Usage: %s [options] [file1 [file2 ...]]\n", name);
  printf("Options:\n");

  while (feOptSpec[i].name != 0)
  {
    if (feOptSpec[i].help != NULL
#ifdef SING_NDEBUG
        && *(feOptSpec[i].help) != '/'
#endif
        )
    {
      if (feOptSpec[i].has_arg > 0)
      {
        if  (feOptSpec[i].has_arg > 1)
          snprintf(tmp,60, "%s[=%s]", feOptSpec[i].name, feOptSpec[i].arg_name);
        else
          snprintf(tmp,60, "%s=%s", feOptSpec[i].name, feOptSpec[i].arg_name);

        printf(" %c%c --%-20s %s\n",
               (feOptSpec[i].val != LONG_OPTION_RETURN ? '-' : ' '),
               (feOptSpec[i].val != LONG_OPTION_RETURN ? feOptSpec[i].val : ' '),
               tmp,
               feOptSpec[i].help);
      }
      else
      {
        printf(" %c%c --%-20s %s\n",
               (feOptSpec[i].val != LONG_OPTION_RETURN ? '-' : ' '),
               (feOptSpec[i].val != LONG_OPTION_RETURN ? feOptSpec[i].val : ' '),
               feOptSpec[i].name,
               feOptSpec[i].help);
      }
    }
    i++;
  }

  printf("\nFor more information, type `help;' from within Singular or visit\n");
  printf("https://www.singular.uni-kl.de or consult the\n");
  printf("Singular manual (available as on-line info or html manual).\n");
}

void feOptDumpVersionTuple(void)
{