113 lines
3.0 KiB
C
113 lines
3.0 KiB
C
/* tlocnm.c
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Get the local name to use from the Taylor UUCP configuration files.
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Copyright (C) 1992 Ian Lance Taylor
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This file is part of the Taylor UUCP uuconf library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License
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as published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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The author of the program may be contacted at ian@airs.com or
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c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
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*/
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#include "uucnfi.h"
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#if USE_RCS_ID
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const char _uuconf_tlocnm_rcsid[] = "$Id: tlocnm.c,v 1.1 1993/08/04 19:35:14 jtc Exp $";
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#endif
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#include <errno.h>
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/* Get the local name to use, based on the login name, from the Taylor
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UUCP configuration files. This could probably be done in a
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slightly more intelligent fashion, but no matter what it has to
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read the systems files. */
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int
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uuconf_taylor_login_localname (pglobal, zlogin, pzname)
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pointer pglobal;
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const char *zlogin;
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char **pzname;
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{
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struct sglobal *qglobal = (struct sglobal *) pglobal;
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char **pznames, **pz;
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int iret;
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if (! qglobal->qprocess->fread_syslocs)
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{
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iret = _uuconf_iread_locations (qglobal);
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if (iret != UUCONF_SUCCESS)
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return iret;
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}
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/* As a simple optimization, if there is no "myname" command we can
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simply return immediately. */
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if (! qglobal->qprocess->fuses_myname)
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{
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*pzname = NULL;
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return UUCONF_NOT_FOUND;
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}
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iret = uuconf_taylor_system_names (pglobal, &pznames, 0);
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if (iret != UUCONF_SUCCESS)
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return iret;
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*pzname = NULL;
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iret = UUCONF_NOT_FOUND;
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for (pz = pznames; *pz != NULL; pz++)
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{
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struct uuconf_system ssys;
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struct uuconf_system *qsys;
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iret = uuconf_system_info (pglobal, *pz, &ssys);
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if (iret != UUCONF_SUCCESS)
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break;
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for (qsys = &ssys; qsys != NULL; qsys = qsys->uuconf_qalternate)
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{
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if (qsys->uuconf_zlocalname != NULL
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&& qsys->uuconf_fcalled
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&& qsys->uuconf_zcalled_login != NULL
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&& strcmp (qsys->uuconf_zcalled_login, zlogin) == 0)
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{
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*pzname = strdup (qsys->uuconf_zlocalname);
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if (*pzname != NULL)
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iret = UUCONF_SUCCESS;
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else
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{
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qglobal->ierrno = errno;
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iret = UUCONF_MALLOC_FAILED | UUCONF_ERROR_ERRNO;
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}
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break;
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}
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}
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(void) uuconf_system_free (pglobal, &ssys);
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if (qsys != NULL)
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break;
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iret = UUCONF_NOT_FOUND;
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}
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for (pz = pznames; *pz != NULL; pz++)
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free ((pointer) *pz);
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free ((pointer) pznames);
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return iret;
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}
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