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