/*
 * main.c
 *
 * yait/fSD 1.0
 *
 * Copying policy:
 *
 * yait 1.0 can be copied and distributed freely for any
 * non-commercial purposes. yait 1.0 can only be incorporated
 * into commercial software with the permission of the current author.
 *
 * This file contains the main driving routine, and some handling
 * for C/SH distinction.
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "shell.h"
#include "usage.h"
#include "version.h"
#include "proj.h"

void usage(int status)
{
  printf("Usage: %s filename\n", PROGRAM_NAME);
  printf("   or: %s [options]\n\n", PROGRAM_NAME);
  fputs("      -S         enable shell creation mode\n", stdout);
  fputs("      --help     display this help and exit\n", stdout);
  fputs("      --version  output version information and exit\n", stdout);

  exit(status);
}

int main(int argc, char **argv)
{
  int c = 0;
  int S = 0;
  int carg;

  if (argc == 2) {
    if (strcmp(argv[1], "--help") == 0) {
      usage(EXIT_FAILURE);
    }
    if (strcmp(argv[1], "--version") == 0) {
      version();
      exit(EXIT_SUCCESS);
    }
  }

  for (carg = 0; carg < argc; ++carg) {
    if (argv[carg][0] == '-') {
      switch (argv[carg][1]) {
        case 'S':
          S = 1;
          break;
      }
    }
  }

  if (argc < 2 || c)
    die("not enough arguments");

  char *package = argv[carg - 1];

  if (S)
    makeshell(package);
  else
    makeproj(package);

  return 0;
}