[unix-history] / usr / src / usr.bin / rdist / main.c

#ifndef lint
static	char *sccsid = "@(#)main.c	4.1 (Berkeley) 83/09/07";
#endif

#include "defs.h"

/*
 * Remote distribution program.
 */

char	*distfile = "distfile";
char	*tmpfile = "/tmp/rdistXXXXXX";

int	debug;		/* debugging flag */
int	nflag;		/* NOP flag, just print commands without executing */
int	qflag;		/* Quiet. Don't print messages */
int	vflag;		/* verify only */
int	yflag;		/* update iff remote younger than master */
int	iamremote;	/* act as remote server for transfering files */

int	filec;		/* number of files to update */
char	**filev;	/* list of files/directories to update */
FILE	*fin = NULL;	/* input file pointer */
int	rem = 0;	/* file descriptor to remote source/sink process */
char	host[32];	/* host name */
int	errs;		/* number of errors while sending/receiving */
char	user[10];	/* user's name */
char	homedir[128];	/* user's home directory */
int	userid;		/* user's user ID */
int	usergid;	/* user's group ID */

int	cleanup();
int	lostconn();

main(argc, argv)
	int argc;
	char *argv[];
{
	register char *arg;
	register struct	passwd *pw;

	setpwent();
	pw = getpwuid(userid = getuid());
	endpwent();
	if (pw == NULL) {
		fprintf(stderr, "rdist: Who are you?\n");
		exit(1);
	}
	strcpy(user, pw->pw_name);
	strcpy(homedir, pw->pw_dir);
	usergid = pw->pw_gid;
	gethostname(host, sizeof(host));

	while (--argc > 0) {
		if ((arg = *++argv)[0] != '-')
			break;
		if (!strcmp(arg, "-Server"))
			iamremote++;
		else while (*++arg)
			switch (*arg) {
			case 'f':
				if (--argc <= 0)
					usage();
				distfile = *++argv;
				if (distfile[0] == '-' && distfile[1] == '\0')
					fin = stdin;
				break;

			case 'd':
				debug++;
				break;

			case 'n':
				nflag++;
				break;

			case 'q':
				qflag++;
				break;

			case 'v':
				vflag++;
				break;

			case 'y':
				yflag++;
				break;

			default:
				usage();
			}
	}
	signal(SIGPIPE, lostconn);
	if (iamremote) {
		server();
		exit(errs);
	}
	filec = argc;
	filev = argv;

	if (fin == NULL && (fin = fopen(distfile, "r")) == NULL) {
		perror(distfile);
		exit(1);
	}
	mktemp(tmpfile);
	signal(SIGHUP, cleanup);
	signal(SIGINT, cleanup);
	signal(SIGQUIT, cleanup);
	signal(SIGTERM, cleanup);

	yyparse();
	exit(errs);
}

usage()
{
	printf("Usage: rdist [-f distfile] [-n] [-q] [-y] [-d] [file ...]\n");
	exit(1);
}

/*
 * Remove temporary files and do any cleanup operations before exiting.
 */
cleanup()
{
	(void) unlink(tmpfile);
	exit(1);
}

/*
 * Print a list of NAME blocks (mostly for debugging).
 */
prnames(bp)
	register struct block *bp;
{
	printf("( ");
	while (bp != NULL) {
		printf("%s ", bp->b_name);
		bp = bp->b_next;
	}
	printf(")\n");
}

/*VARARGS*/
warn(fmt, a1, a2,a3)
	char *fmt;
{
	extern int yylineno;

	fprintf(stderr, "rdist: line %d: Warning: ", yylineno);
	fprintf(stderr, fmt, a1, a2, a3);
	fputc('\n', stderr);
}
Commit	Line	Data
29e83471 RC	1	#ifndef lint
	2	static char *sccsid = "@(#)main.c 4.1 (Berkeley) 83/09/07";
	3	#endif
	4
	5	#include "defs.h"
	6
	7	/*
	8	* Remote distribution program.
	9	*/
	10
	11	char *distfile = "distfile";
	12	char *tmpfile = "/tmp/rdistXXXXXX";
	13
	14	int debug; /* debugging flag */
	15	int nflag; /* NOP flag, just print commands without executing */
	16	int qflag; /* Quiet. Don't print messages */
	17	int vflag; /* verify only */
	18	int yflag; /* update iff remote younger than master */
	19	int iamremote; /* act as remote server for transfering files */
	20
	21	int filec; /* number of files to update */
	22	char *filev; / list of files/directories to update */
	23	FILE fin = NULL; / input file pointer */
	24	int rem = 0; /* file descriptor to remote source/sink process */
	25	char host[32]; /* host name */
	26	int errs; /* number of errors while sending/receiving */
	27	char user[10]; /* user's name */
	28	char homedir[128]; /* user's home directory */
	29	int userid; /* user's user ID */
	30	int usergid; /* user's group ID */
	31
	32	int cleanup();
	33	int lostconn();
	34
	35	main(argc, argv)
	36	int argc;
	37	char *argv[];
	38	{
	39	register char *arg;
	40	register struct passwd *pw;
	41
	42	setpwent();
	43	pw = getpwuid(userid = getuid());
	44	endpwent();
	45	if (pw == NULL) {
	46	fprintf(stderr, "rdist: Who are you?\n");
	47	exit(1);
	48	}
	49	strcpy(user, pw->pw_name);
	50	strcpy(homedir, pw->pw_dir);
	51	usergid = pw->pw_gid;
	52	gethostname(host, sizeof(host));
	53
	54	while (--argc > 0) {
	55	if ((arg = *++argv)[0] != '-')
	56	break;
	57	if (!strcmp(arg, "-Server"))
	58	iamremote++;
	59	else while (*++arg)
	60	switch (*arg) {
	61	case 'f':
	62	if (--argc <= 0)
	63	usage();
	64	distfile = *++argv;
65	if (distfile[0] == '-' && distfile[1] == '\0')
66	fin = stdin;
67	break;
68
69	case 'd':
70	debug++;
71	break;
72
73	case 'n':
74	nflag++;
75	break;
76
77	case 'q':
78	qflag++;
79	break;
80
81	case 'v':
82	vflag++;
83	break;
84
85	case 'y':
86	yflag++;
87	break;
88
89	default:
90	usage();
91	}
92	}
93	signal(SIGPIPE, lostconn);
94	if (iamremote) {
95	server();
96	exit(errs);
97	}
98	filec = argc;
99	filev = argv;
100
101	if (fin == NULL && (fin = fopen(distfile, "r")) == NULL) {
102	perror(distfile);
103	exit(1);
104	}
105	mktemp(tmpfile);
106	signal(SIGHUP, cleanup);
107	signal(SIGINT, cleanup);
108	signal(SIGQUIT, cleanup);
109	signal(SIGTERM, cleanup);
110
111	yyparse();
112	exit(errs);
113	}
114
115	usage()
116	{
117	printf("Usage: rdist [-f distfile] [-n] [-q] [-y] [-d] [file ...]\n");
118	exit(1);
119	}
120
121	/*
122	* Remove temporary files and do any cleanup operations before exiting.
123	*/
124	cleanup()
125	{
126	(void) unlink(tmpfile);
127	exit(1);
128	}
129
130	/*
131	* Print a list of NAME blocks (mostly for debugging).
132	*/
133	prnames(bp)
134	register struct block *bp;
135	{
136	printf("( ");
137	while (bp != NULL) {
138	printf("%s ", bp->b_name);
139	bp = bp->b_next;
140	}
141	printf(")\n");
142	}
143
144	/VARARGS/
145	warn(fmt, a1, a2,a3)
146	char *fmt;
147	{
148	extern int yylineno;
149
150	fprintf(stderr, "rdist: line %d: Warning: ", yylineno);
151	fprintf(stderr, fmt, a1, a2, a3);
152	fputc('\n', stderr);
153	}