Fossil

**
**    HOME: PATH               Shorthand for "setenv: HOME PATH"
**
**    debug: FILE              Causing debugging information to be written
**                             into FILE.
**
**    errorlog: FILE           Warnings, errors, and panics written to FILE.
**
**    timeout: SECONDS         Do not run for longer than SECONDS.  The default
**                             timeout is 300 seconds.
**
**    extroot: DIR             Directory that is the root of the sub-CGI tree
**                             on the /ext page.
**
**    redirect: REPO URL       Extract the "name" query parameter and search
**                             REPO for a check-in or ticket that matches the
**                             value of "name", then redirect to URL.  There

    zFile = g.argv[1];
  }
  g.httpOut = stdout;
  g.httpIn = stdin;
  fossil_binary_mode(g.httpOut);
  fossil_binary_mode(g.httpIn);
  g.cgiOutput = 1;
  fossil_set_timeout(300);
  blob_read_from_file(&config, zFile, ExtFILE);
  while( blob_line(&config, &line) ){
    if( !blob_token(&line, &key) ) continue;
    if( blob_buffer(&key)[0]=='#' ) continue;
    if( blob_eq(&key, "repository:") && blob_tail(&line, &value) ){
      /* repository: FILENAME
      **

      /* extroot: DIRECTORY
      **
      ** Enables the /ext webpage to use sub-cgi rooted at DIRECTORY
      */
      g.zExtRoot = mprintf("%s", blob_str(&value));
      blob_reset(&value);
      continue;
    }
    if( blob_eq(&key, "timeout:") && blob_token(&line, &value) ){
      /* timeout: SECONDS
      **
      ** Set an alarm() that kills the process after SECONDS.  The
      ** default value is 300 seconds.
      */
      fossil_set_timeout(atoi(blob_str(&value)));
      continue;
    }
    if( blob_eq(&key, "HOME:") && blob_token(&line, &value) ){
      /* HOME: VALUE
      **
      ** Set CGI parameter "HOME" to VALUE.  This is legacy.  Use
      ** setenv: instead.
      */

  }
  return 0;
}
#endif
#endif

/*
** Respond to a SIGALRM by writing a message to the error log (if there
** is one) and exiting.
*/
static void sigalrm_handler(int x){
  fossil_panic("TIMEOUT");
}

/*
** Arrange to timeout using SIGALRM after N seconds.  Or if N==0, cancel
** any pending timeout.
**
** Bugs:
** (1) This only works on unix systems.
** (2) Any call to sleep() or sqlite3_sleep() will cancel the alarm.
*/
void fossil_set_timeout(int N){
#ifndef _WIN32
  signal(SIGALRM, sigalrm_handler);
  alarm(N);
#endif
}

/*
** COMMAND: server*
** COMMAND: ui
**
** Usage: %fossil server ?OPTIONS? ?REPOSITORY?
**    or: %fossil ui ?OPTIONS? ?REPOSITORY?

  const char *zBrowser;     /* Name of web browser program */
  char *zBrowserCmd = 0;    /* Command to launch the web browser */
  int isUiCmd;              /* True if command is "ui", not "server' */
  const char *zNotFound;    /* The --notfound option or NULL */
  int flags = 0;            /* Server flags */
#if !defined(_WIN32)
  int noJail;               /* Do not enter the chroot jail */
  const char *zTimeout = "300";  /* Max runtime of any single HTTP request */
#endif
  int allowRepoList;         /* List repositories on URL "/" */
  const char *zAltBase;      /* Argument to the --baseurl option */
  const char *zFileGlob;     /* Static content must match this */
  char *zIpAddr = 0;         /* Bind to this IP address */
  int fCreate = 0;           /* The --create flag */
  const char *zInitPage = 0; /* Start on this page.  --page option */

    zFileGlob = z;
  }else{
    zFileGlob = find_option("files",0,1);
  }
  skin_override();
#if !defined(_WIN32)
  noJail = find_option("nojail",0,0)!=0;
  zTimeout = find_option("max-latency",0,1);
#endif
  g.useLocalauth = find_option("localauth", 0, 0)!=0;
  Th_InitTraceLog();
  zPort = find_option("port", "P", 1);
  isUiCmd = g.argv[1][0]=='u';
  if( isUiCmd ){
    zInitPage = find_option("page", 0, 1);

  ** client connection, a child process is created, file descriptors 0
  ** and 1 are bound to that connection, and the child returns.
  **
  ** So, when control reaches this point, we are running as a
  ** child process, the HTTP or SCGI request is pending on file
  ** descriptor 0 and the reply should be written to file descriptor 1.
  */
  if( zTimeout ){

    fossil_set_timeout(atoi(zTimeout));
  }
  g.httpIn = stdin;
  g.httpOut = stdout;

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