** Assume the user-id and group-id of the repository, or if zRepo
** is a directory, of that directory.
**
** The noJail flag means that the chroot jail is not entered.  But
** privileges are still lowered to that of the user-id and group-id
** of the repository file.
*/
char *enter_chroot_jail(char *zRepo, int noJail){
#if !defined(_WIN32)
  if( getuid()==0 ){
    int i;
    struct stat sStat;
    Blob dir;
    char *zDir;
    if( g.db!=0 ){

    g.zRepositoryName = "/";
  }else{
    g.zRepositoryName = g.argv[2];
  }
  g.httpOut = stdout;
  repo_list_page();
}

/*
** Called whenever a crash is encountered while processing a webpage.
*/
void sigsegv_handler(int x){
  fossil_errorlog("Segfault");
  exit(1);
}

/*
** Preconditions:
**
**  * Environment variables are set up according to the CGI standard.
**
** If the repository is known, it has already been opened.  If unknown,

  int allowRepoList           /* Send repo list for "/" URL */
){
  const char *zPathInfo = PD("PATH_INFO", "");
  char *zPath = NULL;
  int i;
  const CmdOrPage *pCmd = 0;
  const char *zBase = g.zRepositoryName;

#if !defined(_WIN32)
  signal(SIGSEGV, sigsegv_handler);
#endif

  /* Handle universal query parameters */
  if( PB("utc") ){
    g.fTimeFormat = 1;
  }else if( PB("localtime") ){
    g.fTimeFormat = 2;
  }