Annotation of coherent/g/usr/lib/uucp/tay104/uuname.c, revision 1.1.1.1

1.1       root        1: /* uuname.c
                      2:    List the names of known remote UUCP sites.
                      3: 
                      4:    Copyright (C) 1991, 1992 Ian Lance Taylor
                      5: 
                      6:    This file is part of the Taylor UUCP package.
                      7: 
                      8:    This program is free software; you can redistribute it and/or
                      9:    modify it under the terms of the GNU General Public License as
                     10:    published by the Free Software Foundation; either version 2 of the
                     11:    License, or (at your option) any later version.
                     12: 
                     13:    This program 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:    General Public License for more details.
                     17: 
                     18:    You should have received a copy of the GNU General Public License
                     19:    along with this program; 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 "uucp.h"
                     27: 
                     28: #if USE_RCS_ID
                     29: const char uuname_rcsid[] = "$Id: uuname.c,v 1.1 93/07/30 07:59:05 bin Exp Locker: bin $";
                     30: #endif
                     31: 
                     32: #include "getopt.h"
                     33: 
                     34: #include "uudefs.h"
                     35: #include "uuconf.h"
                     36: #include "system.h"
                     37: 
                     38: /* The program name.  */
                     39: char abProgram[] = "uuname";
                     40: 
                     41: /* Local functions.  */
                     42: 
                     43: static void unusage P((void));
                     44: static void unuuconf_error P((pointer puuconf, int iuuconf));
                     45: 
                     46: /* Long getopt options.  */
                     47: static const struct option asNlongopts[] = { { NULL, 0, NULL, 0 } };
                     48: 
                     49: int
                     50: main (argc, argv)
                     51:      int argc;
                     52:      char **argv;
                     53: {
                     54:   /* -a: display aliases.  */
                     55:   boolean falias = FALSE;
                     56:   /* -l: if true, output local node name.  */
                     57:   boolean flocal = FALSE;
                     58:   /* -I: configuration file name.  */
                     59:   const char *zconfig = NULL;
                     60:   int iopt;
                     61:   pointer puuconf;
                     62:   int iuuconf;
                     63: 
                     64:   while ((iopt = getopt_long (argc, argv, "alI:x:", asNlongopts,
                     65:                              (int *) NULL)) != EOF)
                     66:     {
                     67:       switch (iopt)
                     68:        {
                     69:        case 'a':
                     70:          /* Display aliases.  */
                     71:          falias = TRUE;
                     72:          break;
                     73: 
                     74:        case 'l':
                     75:          /* Output local node name.  */
                     76:          flocal = TRUE;
                     77:          break;
                     78: 
                     79:        case 'I':
                     80:          /* Configuration file name.  */
                     81:          if (fsysdep_other_config (optarg))
                     82:            zconfig = optarg;
                     83:          break;
                     84: 
                     85:        case 'x':
                     86: #if DEBUG > 1
                     87:          /* Set debugging level.  */
                     88:          iDebug |= idebug_parse (optarg);
                     89: #endif
                     90:          break;
                     91: 
                     92:        case 0:
                     93:          /* Long option found and flag set.  */
                     94:          break;
                     95: 
                     96:        default:
                     97:          unusage ();
                     98:          break;
                     99:        }
                    100:     }
                    101: 
                    102:   if (optind != argc)
                    103:     unusage ();
                    104: 
                    105:   iuuconf = uuconf_init (&puuconf, (const char *) NULL, zconfig);
                    106:   if (iuuconf != UUCONF_SUCCESS)
                    107:     unuuconf_error (puuconf, iuuconf);
                    108: 
                    109: #if DEBUG > 1
                    110:   {
                    111:     const char *zdebug;
                    112: 
                    113:     iuuconf = uuconf_debuglevel (puuconf, &zdebug);
                    114:     if (iuuconf != UUCONF_SUCCESS)
                    115:       ulog_uuconf (LOG_FATAL, puuconf, iuuconf);
                    116:     if (zdebug != NULL)
                    117:       iDebug |= idebug_parse (zdebug);
                    118:   }
                    119: #endif
                    120: 
                    121:   usysdep_initialize (puuconf, INIT_SUID);
                    122: 
                    123:   if (flocal)
                    124:     {
                    125:       const char *zlocalname;
                    126: 
                    127:       iuuconf = uuconf_localname (puuconf, &zlocalname);
                    128:       if (iuuconf == UUCONF_NOT_FOUND)
                    129:        {
                    130:          zlocalname = zsysdep_localname ();
                    131:          if (zlocalname == NULL)
                    132:            usysdep_exit (FALSE);
                    133:        }
                    134:       else if (iuuconf != UUCONF_SUCCESS)
                    135:        unuuconf_error (puuconf, iuuconf);
                    136:       printf ("%s\n", zlocalname);
                    137:     }
                    138:   else
                    139:     {
                    140:       char **pznames, **pz;
                    141: 
                    142:       iuuconf = uuconf_system_names (puuconf, &pznames, falias);
                    143:       if (iuuconf != UUCONF_SUCCESS)
                    144:        unuuconf_error (puuconf, iuuconf);
                    145: 
                    146:       for (pz = pznames; *pz != NULL; pz++)
                    147:        printf ("%s\n", *pz);
                    148:     }
                    149: 
                    150:   usysdep_exit (TRUE);
                    151: 
                    152:   /* Avoid warnings about not returning a value.  */
                    153:   return 0;
                    154: }
                    155: 
                    156: /* Print a usage message and die.  */
                    157: 
                    158: static void
                    159: unusage ()
                    160: {
                    161:   fprintf (stderr,
                    162:           "Taylor UUCP version %s, copyright (C) 1991, 1992 Ian Lance Taylor\n",
                    163:           VERSION);
                    164:   fprintf (stderr,
                    165:           "Usage: uuname [-a] [-l] [-I file]\n");
                    166:   fprintf (stderr,
                    167:           " -a: display aliases\n");
                    168:   fprintf (stderr,
                    169:           " -l: print local name\n");
                    170: #if HAVE_TAYLOR_CONFIG
                    171:   fprintf (stderr,
                    172:           " -I file: Set configuration file to use\n");
                    173: #endif /* HAVE_TAYLOR_CONFIG */
                    174:   exit (EXIT_FAILURE);
                    175: }
                    176: 
                    177: /* Display a uuconf error and exit.  */
                    178: 
                    179: static void
                    180: unuuconf_error (puuconf, iret)
                    181:      pointer puuconf;
                    182:      int iret;
                    183: {
                    184:   char ab[512];
                    185: 
                    186:   (void) uuconf_error_string (puuconf, iret, ab, sizeof ab);
                    187:   if ((iret & UUCONF_ERROR_FILENAME) == 0)
                    188:     fprintf (stderr, "uuname: %s\n", ab);
                    189:   else
                    190:     fprintf (stderr, "uuname:%s\n", ab);
                    191:   exit (EXIT_FAILURE);
                    192: }

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