334 lines
7.2 KiB
C
334 lines
7.2 KiB
C
/* $NetBSD: main.c,v 1.5 1996/07/12 00:46:26 thorpej Exp $ */
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/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1983, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 6/9/93";
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#else
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static char *rcsid = "$NetBSD: main.c,v 1.5 1996/07/12 00:46:26 thorpej Exp $";
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#endif
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#endif /* not lint */
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#include "defs.h"
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#define NHOSTS 100
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/*
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* Remote distribution program.
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*/
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char *distfile = NULL;
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#define _RDIST_TMP "/rdistXXXXXX"
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char tempfile[sizeof _PATH_TMP + sizeof _RDIST_TMP + 1];
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char *tempname;
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int debug; /* debugging flag */
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int nflag; /* NOP flag, just print commands without executing */
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int qflag; /* Quiet. Don't print messages */
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int options; /* global options */
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int iamremote; /* act as remote server for transfering files */
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FILE *fin = NULL; /* input file pointer */
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int rem = -1; /* file descriptor to remote source/sink process */
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char host[32]; /* host name */
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int nerrs; /* number of errors while sending/receiving */
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char user[10]; /* user's name */
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char homedir[128]; /* user's home directory */
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int userid; /* user's user ID */
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int groupid; /* user's group ID */
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struct passwd *pw; /* pointer to static area used by getpwent */
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struct group *gr; /* pointer to static area used by getgrent */
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static void usage __P((void));
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static void docmdargs __P((int, char *[]));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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register char *arg;
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int cmdargs = 0;
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char *dhosts[NHOSTS], **hp = dhosts;
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pw = getpwuid(userid = getuid());
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if (pw == NULL) {
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fprintf(stderr, "%s: Who are you?\n", argv[0]);
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exit(1);
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}
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strcpy(user, pw->pw_name);
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strcpy(homedir, pw->pw_dir);
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groupid = pw->pw_gid;
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gethostname(host, sizeof(host));
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strcpy(tempfile, _PATH_TMP);
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strcat(tempfile, _RDIST_TMP);
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if ((tempname = rindex(tempfile, '/')) != 0)
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tempname++;
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else
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tempname = tempfile;
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while (--argc > 0) {
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if ((arg = *++argv)[0] != '-')
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break;
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if (!strcmp(arg, "-Server"))
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iamremote++;
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else while (*++arg)
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switch (*arg) {
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case 'f':
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if (--argc <= 0)
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usage();
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distfile = *++argv;
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if (distfile[0] == '-' && distfile[1] == '\0')
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fin = stdin;
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break;
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case 'm':
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if (--argc <= 0)
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usage();
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if (hp >= &dhosts[NHOSTS-2]) {
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fprintf(stderr, "rdist: too many destination hosts\n");
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exit(1);
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}
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*hp++ = *++argv;
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break;
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case 'd':
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if (--argc <= 0)
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usage();
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define(*++argv);
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break;
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case 'D':
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debug++;
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break;
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case 'c':
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cmdargs++;
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break;
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case 'n':
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if (options & VERIFY) {
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printf("rdist: -n overrides -v\n");
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options &= ~VERIFY;
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}
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nflag++;
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break;
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case 'q':
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qflag++;
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break;
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case 'b':
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options |= COMPARE;
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break;
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case 'R':
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options |= REMOVE;
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break;
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case 'v':
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if (nflag) {
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printf("rdist: -n overrides -v\n");
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break;
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}
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options |= VERIFY;
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break;
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case 'w':
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options |= WHOLE;
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break;
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case 'y':
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options |= YOUNGER;
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break;
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case 'h':
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options |= FOLLOW;
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break;
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case 'i':
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options |= IGNLNKS;
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break;
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default:
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usage();
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}
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}
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*hp = NULL;
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seteuid(userid);
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mktemp(tempfile);
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if (iamremote) {
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server();
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exit(nerrs != 0);
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}
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if (cmdargs)
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docmdargs(argc, argv);
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else {
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if (fin == NULL) {
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if(distfile == NULL) {
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if((fin = fopen("distfile","r")) == NULL)
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fin = fopen("Distfile", "r");
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} else
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fin = fopen(distfile, "r");
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if(fin == NULL) {
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perror(distfile ? distfile : "distfile");
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exit(1);
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}
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}
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yyparse();
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if (nerrs == 0)
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docmds(dhosts, argc, argv);
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}
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exit(nerrs != 0);
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}
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static void
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usage()
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{
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printf("Usage: rdist [-nqbhirvwyD] [-f distfile] [-d var=value] [-m host] [file ...]\n");
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printf("or: rdist [-nqbhirvwyD] -c source [...] machine[:dest]\n");
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exit(1);
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}
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/*
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* rcp like interface for distributing files.
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*/
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static void
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docmdargs(nargs, args)
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int nargs;
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char *args[];
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{
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register struct namelist *nl, *prev;
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register char *cp;
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struct namelist *files, *hosts;
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struct subcmd *cmds;
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char *dest;
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static struct namelist tnl = { NULL, NULL };
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int i;
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if (nargs < 2)
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usage();
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prev = NULL;
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for (i = 0; i < nargs - 1; i++) {
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nl = makenl(args[i]);
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if (prev == NULL)
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files = prev = nl;
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else {
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prev->n_next = nl;
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prev = nl;
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}
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}
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cp = args[i];
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if ((dest = index(cp, ':')) != NULL)
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*dest++ = '\0';
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tnl.n_name = cp;
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hosts = expand(&tnl, E_ALL);
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if (nerrs)
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exit(1);
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if (dest == NULL || *dest == '\0')
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cmds = NULL;
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else {
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cmds = makesubcmd(INSTALL);
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cmds->sc_options = options;
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cmds->sc_name = dest;
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}
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if (debug) {
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printf("docmdargs()\nfiles = ");
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prnames(files);
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printf("hosts = ");
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prnames(hosts);
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}
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insert(NULL, files, hosts, cmds);
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docmds(NULL, 0, NULL);
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}
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/*
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* Print a list of NAME blocks (mostly for debugging).
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*/
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void
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prnames(nl)
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register struct namelist *nl;
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{
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printf("( ");
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while (nl != NULL) {
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printf("%s ", nl->n_name);
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nl = nl->n_next;
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}
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printf(")\n");
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}
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#if __STDC__
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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void
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#if __STDC__
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warn(const char *fmt, ...)
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#else
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warn(fmt, va_alist)
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char *fmt;
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va_dcl
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#endif
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{
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extern int yylineno;
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va_list ap;
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#if __STDC__
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va_start(ap, fmt);
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#else
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va_start(ap);
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#endif
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(void)fprintf(stderr, "rdist: line %d: Warning: ", yylineno);
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(void)vfprintf(stderr, fmt, ap);
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(void)fprintf(stderr, "\n");
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va_end(ap);
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}
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