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getting redirection anchor

From: Christian Ruetgers <chr@1komma6.com>
Date: Mon, 23 Aug 1999 13:43:38 -0400 (EDT)
Message-ID: <37C17E40.EB504F04@1komma6.com>
To: www-lib@w3.org
Hi,
I try to get the response code from a server and, when getting a
redirect-error, the redirection adress. I've made a program, based on a
code-snippet on this list, to get the approbiate information. I do not
want to use any terminate_handler.

I attach my code. Any help?

--
  ch.   |            Christian Ruetgers               |
        | 1komma6- Multimediale Dienstleistungen GmbH |
        |  Fon: (0251) 57297  Fax: 57296 Priv: 236076 |
        |      visit "http://www.1komma6.com"!        |
#include <wwwconf.h>
#include <WWWLib.h>
#include <WWWHTTP.h>
#include <WWWInit.h>

/* Name and version of the program. */
#define PROG_NAME       "urlbot"
#define PROG_VERS       "1.0"

PRIVATE HTErrorMessage HTErrors[HTERR_ELEMENTS] = {HTERR_ENGLISH_INITIALIZER};


int 
main (int argc, char *argv[])
{
  HTList *pr_converters = NULL;
  HTList *pr_transfer_encodings = NULL;
  HTList *pr_content_encodings = NULL;
  HTRequest *pr_request = NULL;
  char *pc_cwd = NULL;
  char *pc_absolute_url = NULL;
  HTAnchor * dst = NULL;
  HTList *pr_list = NULL;

  int err_code = 0;


  HTLibInit (PROG_NAME, PROG_VERS);
  HTAlertInit ();
  HTAlert_setInteractive (NO);

  pr_converters = HTList_new ();
  pr_transfer_encodings = HTList_new ();
  pr_content_encodings = HTList_new ();

  HTTransportInit ();
  HTProtocolInit ();
  HTBind_init ();
  HTNet_setMaxSocket (32);
  HTNetInit ();
  HTAAInit ();

  HTProxy_getEnvVar ();
  HTHost_setEventTimeout (30000);
  HTConverterInit (pr_converters);
  HTFormat_setConversion (pr_converters);
  HTTransferEncoderInit (pr_transfer_encodings);
  HTFileInit ();


  /* Set up the basic request structure.  */
  pr_request = HTRequest_new ();
  HTRequest_setGnHd (pr_request, 0);
  HTRequest_setRqHd (pr_request, HT_C_HOST + HT_C_USER_AGENT);
  HTRequest_setRsHd (pr_request, 0);
  HTRequest_setEnHd (pr_request, 0);
  HTRequest_setMethod (pr_request, METHOD_GET);
  HTRequest_setOutputFormat (pr_request, WWW_SOURCE);
  HTRequest_setPreemptive (pr_request, YES);

	/* Get an anchor object for the destination URI */
	dst = HTAnchor_findAddress(argv[1]);

	/* POST the source to the dest */
	HTHeadAnchor(dst, pr_request);

// HTHeadAbsolute (argv[1], pr_request);

	{
		char * addr = HTAnchor_address((HTAnchor *) HTRequest_anchor(pr_request));
		char * re_addr = HTAnchor_address(HTResponse_redirection(HTRequest_response (pr_request)));
		HTPrint("The address `%s\' was redirected to `%s\'\n", addr, re_addr ? re_addr : "<none>");
	}	

  /*
     ** Get the error code of the request.
   */
  pr_list = HTRequest_error (pr_request);
  if (pr_list != NULL) {
	 HTError *pr_error;
	 pr_error = (HTError *) HTList_firstObject (pr_list);
	 err_code = HTErrors[HTError_index (pr_error)].code;
	 fprintf (stdout, "GOT AN ERROR (%d-%s)\n", err_code, HTErrors[HTError_index (pr_error)].msg);
  }


  /* Deallocate allocated resources. */
  HTRequest_delete (pr_request);
  HTFormat_deleteAll ();
  HT_FREE (pc_cwd);
  HT_FREE (pc_absolute_url);

  /* Terminate Libwww and exit */
  HTProfile_delete ();
  return err_code;
}
Received on Monday, 23 August 1999 15:37:25 UTC

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