second code style cleanup: void/void * usage, proper #includes. try to

[moira.git] / gen / passwd.pc

/* $Id$
 *
 * This generates a master /etc/passwd containing all active (status != 0)
 * accounts.
 *
 * Copyright (C) 1988-1998 by the Massachusetts Institute of Technology.
 * For copying and distribution information, please see the file
 * <mit-copyright.h>.
 */

#include <mit-copyright.h>
#include <moira.h>

#include <sys/stat.h>
#include <sys/types.h>

#include <stdio.h>

#include "util.h"

EXEC SQL INCLUDE sqlca;

RCSID("$Header$");

char *whoami = "passwd.gen";
char *db = "moira/moira";

int main(int argc, char **argv)
{
  FILE *out = stdout;
  char *outf = NULL, outft[64];
  struct stat sb;
  int flag;
  EXEC SQL BEGIN DECLARE SECTION;
  char login[9], shell[33], fullname[33], oa[17], op[13], hp[17];
  char nickname[17];
  int uid;
  EXEC SQL END DECLARE SECTION;

  EXEC SQL CONNECT :db;

  if (argc == 2)
    {
      if (stat(argv[1], &sb) == 0)
	{
	  if (ModDiff (&flag, "users", sb.st_mtime))
	    exit(MR_DATE);
	  if (flag < 0)
	    {
	      fprintf(stderr, "File %s does not need to be rebuilt.\n",
		      argv[1]);
	      exit(MR_NO_CHANGE);
	    }
	}
      outf = argv[1];
      sprintf(outft, "%s~", outf);
      if (!(out = fopen(outft, "w")))
	{
	  fprintf(stderr, "unable to open %s for output\n", outf);
	  exit(MR_OCONFIG);
	}
    }
  else if (argc != 1)
    {
      fprintf(stderr, "usage: %s [outfile]\n", argv[0]);
      exit(MR_ARGS);
    }
  else
    outf = NULL;

  EXEC SQL WHENEVER SQLERROR GOTO sqlerr;

  EXEC SQL DECLARE x CURSOR FOR SELECT
    login, unix_uid, shell, fullname, office_addr, nickname,
    office_phone, home_phone
    FROM users WHERE status = 1;
  EXEC SQL OPEN x;
  while (1)
    {
      EXEC SQL FETCH x INTO :login, :uid, :shell, :fullname, :oa, :nickname,
	:op, :hp;
      if (sqlca.sqlcode)
	break;
      strtrim(login);
      strtrim(fullname);
      strtrim(nickname);
      strtrim(oa);
      strtrim(op);
      strtrim(hp);
      strtrim(shell);
      fprintf(out, "%s:*:%d:101:%s,%s,%s,%s,%s:/mit/%s:%s\n",
	      login, uid, fullname, nickname, oa, op, hp, login, shell);
    }

  EXEC SQL CLOSE x;

  EXEC SQL COMMIT;

  if (fclose(out))
    {
      perror("close failed");
      exit(MR_CCONFIG);
    }
  if (outf)
    fix_file(outf);
  exit(MR_SUCCESS);

sqlerr:
  db_error(sqlca.sqlcode);
  exit(MR_DBMS_ERR);
}