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guimb/util.c 1.81 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
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   Copyright (C) 1999, 2000, 2001, 2002, 2005, 2007, 2009, 2010 Free
   Software Foundation, Inc.
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   GNU Mailutils is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3, or (at your option)
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   any later version.

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   GNU Mailutils is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
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   along with GNU Mailutils.  If not, see <http://www.gnu.org/licenses/>. */
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#include "guimb.h"

void
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util_error (const char *fmt, ...)
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{
  va_list ap;

  va_start (ap, fmt);
  fprintf (stderr, "guimb: ");
  vfprintf (stderr, fmt, ap);
  fprintf (stderr, "\n");
  va_end (ap);
}

char *
util_get_sender (int msgno)
{
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  mu_header_t header = NULL;
  mu_address_t addr = NULL;
  mu_message_t msg = NULL;
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  const char *buffer;
  char *email;
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  mu_mailbox_get_message (mbox, msgno, &msg);
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  mu_message_get_header (msg, &header);
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  if (mu_header_sget_value (header, MU_HEADER_FROM, &buffer)
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      || mu_address_create (&addr, buffer))
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    {
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      mu_envelope_t env = NULL;
      mu_message_get_envelope (msg, &env);
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      if (mu_envelope_sget_sender (env, &buffer)
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	  || mu_address_create (&addr, buffer))
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	{
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	  util_error (_("cannot determine sender name (msg %d)"), msgno);
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	  return NULL;
	}
    }

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  if (mu_address_aget_email (addr, 1, &email))
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    {
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      util_error (_("cannot determine sender name (msg %d)"), msgno);
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      mu_address_destroy (&addr);
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      return NULL;
    }

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  mu_address_destroy (&addr);
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  return email;
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}
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