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1.1 root 1: /* tlocnm.c
2: Get the local name to use from the Taylor UUCP configuration files.
3:
4: Copyright (C) 1992 Ian Lance Taylor
5:
6: This file is part of the Taylor UUCP uuconf library.
7:
8: This library is free software; you can redistribute it and/or
9: modify it under the terms of the GNU Library General Public License
10: as published by the Free Software Foundation; either version 2 of
11: the License, or (at your option) any later version.
12:
13: This library is distributed in the hope that it will be useful, but
14: WITHOUT ANY WARRANTY; without even the implied warranty of
15: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16: Library General Public License for more details.
17:
18: You should have received a copy of the GNU Library General Public
19: License along with this library; if not, write to the Free Software
20: Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21:
22: The author of the program may be contacted at [email protected] or
23: c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
24: */
25:
26: #include "uucnfi.h"
27:
28: #if USE_RCS_ID
29: const char _uuconf_tlocnm_rcsid[] = "$Id: tlocnm.c,v 1.1 93/07/30 08:08:01 bin Exp Locker: bin $";
30: #endif
31:
32: #include <errno.h>
33:
34: /* Get the local name to use, based on the login name, from the Taylor
35: UUCP configuration files. This could probably be done in a
36: slightly more intelligent fashion, but no matter what it has to
37: read the systems files. */
38:
39: int
40: uuconf_taylor_login_localname (pglobal, zlogin, pzname)
41: pointer pglobal;
42: const char *zlogin;
43: char **pzname;
44: {
45: struct sglobal *qglobal = (struct sglobal *) pglobal;
46: char **pznames, **pz;
47: int iret;
48:
49: if (! qglobal->qprocess->fread_syslocs)
50: {
51: iret = _uuconf_iread_locations (qglobal);
52: if (iret != UUCONF_SUCCESS)
53: return iret;
54: }
55:
56: /* As a simple optimization, if there is no "myname" command we can
57: simply return immediately. */
58: if (! qglobal->qprocess->fuses_myname)
59: {
60: *pzname = NULL;
61: return UUCONF_NOT_FOUND;
62: }
63:
64: iret = uuconf_taylor_system_names (pglobal, &pznames, 0);
65: if (iret != UUCONF_SUCCESS)
66: return iret;
67:
68: *pzname = NULL;
69: iret = UUCONF_NOT_FOUND;
70:
71: for (pz = pznames; *pz != NULL; pz++)
72: {
73: struct uuconf_system ssys;
74: struct uuconf_system *qsys;
75:
76: iret = uuconf_system_info (pglobal, *pz, &ssys);
77: if (iret != UUCONF_SUCCESS)
78: break;
79:
80: for (qsys = &ssys; qsys != NULL; qsys = qsys->uuconf_qalternate)
81: {
82: if (qsys->uuconf_zlocalname != NULL
83: && qsys->uuconf_fcalled
84: && qsys->uuconf_zcalled_login != NULL
85: && strcmp (qsys->uuconf_zcalled_login, zlogin) == 0)
86: {
87: *pzname = strdup (qsys->uuconf_zlocalname);
88: if (*pzname != NULL)
89: iret = UUCONF_SUCCESS;
90: else
91: {
92: qglobal->ierrno = errno;
93: iret = UUCONF_MALLOC_FAILED | UUCONF_ERROR_ERRNO;
94: }
95: break;
96: }
97: }
98:
99: (void) uuconf_system_free (pglobal, &ssys);
100:
101: if (qsys != NULL)
102: break;
103:
104: iret = UUCONF_NOT_FOUND;
105: }
106:
107: for (pz = pznames; *pz != NULL; pz++)
108: free ((pointer) *pz);
109: free ((pointer) pznames);
110:
111: return iret;
112: }
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