w.c (77367) | w.c (80407) |
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1/*- 2 * Copyright (c) 1980, 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 28 unchanged lines hidden (view full) --- 37 The Regents of the University of California. All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41#if 0 42static char sccsid[] = "@(#)w.c 8.4 (Berkeley) 4/16/94"; 43#endif 44static const char rcsid[] = | 1/*- 2 * Copyright (c) 1980, 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 28 unchanged lines hidden (view full) --- 37 The Regents of the University of California. All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41#if 0 42static char sccsid[] = "@(#)w.c 8.4 (Berkeley) 4/16/94"; 43#endif 44static const char rcsid[] = |
45 "$FreeBSD: head/usr.bin/w/w.c 77367 2001-05-28 21:30:31Z phk $"; | 45 "$FreeBSD: head/usr.bin/w/w.c 80407 2001-07-26 19:20:13Z brian $"; |
46#endif /* not lint */ 47 48/* 49 * w - print system status (who and what) 50 * 51 * This program is similar to the systat command on Tenex/Tops 10/20 52 * 53 */ --- 13 unchanged lines hidden (view full) --- 67#include <arpa/inet.h> 68 69#include <ctype.h> 70#include <err.h> 71#include <errno.h> 72#include <fcntl.h> 73#include <kvm.h> 74#include <langinfo.h> | 46#endif /* not lint */ 47 48/* 49 * w - print system status (who and what) 50 * 51 * This program is similar to the systat command on Tenex/Tops 10/20 52 * 53 */ --- 13 unchanged lines hidden (view full) --- 67#include <arpa/inet.h> 68 69#include <ctype.h> 70#include <err.h> 71#include <errno.h> 72#include <fcntl.h> 73#include <kvm.h> 74#include <langinfo.h> |
75#include <libutil.h> |
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75#include <limits.h> 76#include <locale.h> 77#include <netdb.h> 78#include <nlist.h> 79#include <paths.h> 80#include <stdio.h> 81#include <stdlib.h> 82#include <string.h> --- 16 unchanged lines hidden (view full) --- 99int argwidth; /* width of tty */ 100int header = 1; /* true if -h flag: don't print heading */ 101int nflag; /* true if -n flag: don't convert addrs */ 102int dflag; /* true if -d flag: output debug info */ 103int sortidle; /* sort by idle time */ 104int use_ampm; /* use AM/PM time */ 105int use_comma; /* use comma as floats separator */ 106char **sel_users; /* login array of particular users selected */ | 76#include <limits.h> 77#include <locale.h> 78#include <netdb.h> 79#include <nlist.h> 80#include <paths.h> 81#include <stdio.h> 82#include <stdlib.h> 83#include <string.h> --- 16 unchanged lines hidden (view full) --- 100int argwidth; /* width of tty */ 101int header = 1; /* true if -h flag: don't print heading */ 102int nflag; /* true if -n flag: don't convert addrs */ 103int dflag; /* true if -d flag: output debug info */ 104int sortidle; /* sort by idle time */ 105int use_ampm; /* use AM/PM time */ 106int use_comma; /* use comma as floats separator */ 107char **sel_users; /* login array of particular users selected */ |
107char domain[MAXHOSTNAMELEN]; | |
108 109/* 110 * One of these per active utmp entry. 111 */ 112struct entry { 113 struct entry *next; 114 struct utmp utmp; 115 dev_t tdev; /* dev_t of terminal */ 116 time_t idle; /* idle time of terminal in seconds */ 117 struct kinfo_proc *kp; /* `most interesting' proc */ 118 char *args; /* arg list of interesting process */ 119 struct kinfo_proc *dkp; /* debug option proc list */ 120} *ep, *ehead = NULL, **nextp = &ehead; 121 122#define debugproc(p) *((struct kinfo_proc **)&(p)->ki_spare[0]) 123 | 108 109/* 110 * One of these per active utmp entry. 111 */ 112struct entry { 113 struct entry *next; 114 struct utmp utmp; 115 dev_t tdev; /* dev_t of terminal */ 116 time_t idle; /* idle time of terminal in seconds */ 117 struct kinfo_proc *kp; /* `most interesting' proc */ 118 char *args; /* arg list of interesting process */ 119 struct kinfo_proc *dkp; /* debug option proc list */ 120} *ep, *ehead = NULL, **nextp = &ehead; 121 122#define debugproc(p) *((struct kinfo_proc **)&(p)->ki_spare[0]) 123 |
124/* W_DISPHOSTSIZE should not be greater than UT_HOSTSIZE */ 125#define W_DISPHOSTSIZE 16 126 |
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124static void pr_header __P((time_t *, int)); 125static struct stat *ttystat __P((char *, int)); 126static void usage __P((int)); 127static int this_is_uptime __P((const char *s)); 128 129char *fmt_argv __P((char **, char *, int)); /* ../../bin/ps/fmt.c */ 130 131int --- 4 unchanged lines hidden (view full) --- 136 struct kinfo_proc *kp; 137 struct kinfo_proc *dkp; 138 struct hostent *hp; 139 struct stat *stp; 140 FILE *ut; 141 u_long l; 142 time_t touched; 143 int ch, i, nentries, nusers, wcmd, longidle, dropgid; | 127static void pr_header __P((time_t *, int)); 128static struct stat *ttystat __P((char *, int)); 129static void usage __P((int)); 130static int this_is_uptime __P((const char *s)); 131 132char *fmt_argv __P((char **, char *, int)); /* ../../bin/ps/fmt.c */ 133 134int --- 4 unchanged lines hidden (view full) --- 139 struct kinfo_proc *kp; 140 struct kinfo_proc *dkp; 141 struct hostent *hp; 142 struct stat *stp; 143 FILE *ut; 144 u_long l; 145 time_t touched; 146 int ch, i, nentries, nusers, wcmd, longidle, dropgid; |
144 char *memf, *nlistf, *p, *x; | 147 char *memf, *nlistf, *p, *x_suffix; |
145 char buf[MAXHOSTNAMELEN], errbuf[_POSIX2_LINE_MAX]; | 148 char buf[MAXHOSTNAMELEN], errbuf[_POSIX2_LINE_MAX]; |
149 char fn[MAXHOSTNAMELEN]; 150 char *dot; |
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146 147 (void)setlocale(LC_ALL, ""); 148 use_ampm = (*nl_langinfo(T_FMT_AMPM) != '\0'); 149 use_comma = (*nl_langinfo(RADIXCHAR) != ','); 150 151 /* Are we w(1) or uptime(1)? */ 152 if (this_is_uptime(argv[0]) == 0) { 153 wcmd = 0; --- 117 unchanged lines hidden (view full) --- 271 exit(0); 272 } 273 274#define HEADER_USER "USER" 275#define HEADER_TTY "TTY" 276#define HEADER_FROM "FROM" 277#define HEADER_LOGIN_IDLE "LOGIN@ IDLE " 278#define HEADER_WHAT "WHAT\n" | 151 152 (void)setlocale(LC_ALL, ""); 153 use_ampm = (*nl_langinfo(T_FMT_AMPM) != '\0'); 154 use_comma = (*nl_langinfo(RADIXCHAR) != ','); 155 156 /* Are we w(1) or uptime(1)? */ 157 if (this_is_uptime(argv[0]) == 0) { 158 wcmd = 0; --- 117 unchanged lines hidden (view full) --- 276 exit(0); 277 } 278 279#define HEADER_USER "USER" 280#define HEADER_TTY "TTY" 281#define HEADER_FROM "FROM" 282#define HEADER_LOGIN_IDLE "LOGIN@ IDLE " 283#define HEADER_WHAT "WHAT\n" |
279#define WUSED (UT_NAMESIZE + UT_LINESIZE + UT_HOSTSIZE + \ | 284#define WUSED (UT_NAMESIZE + UT_LINESIZE + W_DISPHOSTSIZE + \ |
280 sizeof(HEADER_LOGIN_IDLE) + 3) /* header width incl. spaces */ 281 (void)printf("%-*.*s %-*.*s %-*.*s %s", 282 UT_NAMESIZE, UT_NAMESIZE, HEADER_USER, 283 UT_LINESIZE, UT_LINESIZE, HEADER_TTY, | 285 sizeof(HEADER_LOGIN_IDLE) + 3) /* header width incl. spaces */ 286 (void)printf("%-*.*s %-*.*s %-*.*s %s", 287 UT_NAMESIZE, UT_NAMESIZE, HEADER_USER, 288 UT_LINESIZE, UT_LINESIZE, HEADER_TTY, |
284 UT_HOSTSIZE, UT_HOSTSIZE, HEADER_FROM, | 289 W_DISPHOSTSIZE, W_DISPHOSTSIZE, HEADER_FROM, |
285 HEADER_LOGIN_IDLE HEADER_WHAT); 286 } 287 288 if ((kp = kvm_getprocs(kd, KERN_PROC_ALL, 0, &nentries)) == NULL) 289 err(1, "%s", kvm_geterr(kd)); 290 for (i = 0; i < nentries; i++, kp++) { 291 if (kp->ki_stat == SIDL || kp->ki_stat == SZOMB) 292 continue; --- 53 unchanged lines hidden (view full) --- 346 continue; 347 save = from; 348 from = from->next; 349 save->next = *nextp; 350 *nextp = save; 351 } 352 } 353 | 290 HEADER_LOGIN_IDLE HEADER_WHAT); 291 } 292 293 if ((kp = kvm_getprocs(kd, KERN_PROC_ALL, 0, &nentries)) == NULL) 294 err(1, "%s", kvm_geterr(kd)); 295 for (i = 0; i < nentries; i++, kp++) { 296 if (kp->ki_stat == SIDL || kp->ki_stat == SZOMB) 297 continue; --- 53 unchanged lines hidden (view full) --- 351 continue; 352 save = from; 353 from = from->next; 354 save->next = *nextp; 355 *nextp = save; 356 } 357 } 358 |
354 if (!nflag) { 355 if (gethostname(domain, sizeof(domain) - 1) < 0 || 356 (p = strchr(domain, '.')) == NULL) 357 domain[0] = '\0'; 358 else { 359 domain[sizeof(domain) - 1] = '\0'; 360 memmove(domain, p, strlen(p) + 1); 361 } 362 } 363 | |
364 for (ep = ehead; ep != NULL; ep = ep->next) { 365 char host_buf[UT_HOSTSIZE + 1]; | 359 for (ep = ehead; ep != NULL; ep = ep->next) { 360 char host_buf[UT_HOSTSIZE + 1]; |
361 struct sockaddr_storage ss; 362 struct sockaddr *sa = (struct sockaddr *)&ss; 363 struct sockaddr_in *sin = (struct sockaddr_in *)&ss; 364 struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&ss; 365 int isaddr; |
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366 367 host_buf[UT_HOSTSIZE] = '\0'; 368 strncpy(host_buf, ep->utmp.ut_host, UT_HOSTSIZE); 369 p = *host_buf ? host_buf : "-"; | 366 367 host_buf[UT_HOSTSIZE] = '\0'; 368 strncpy(host_buf, ep->utmp.ut_host, UT_HOSTSIZE); 369 p = *host_buf ? host_buf : "-"; |
370 if ((x = strchr(p, ':')) != NULL) 371 *x++ = '\0'; 372 if (!nflag && isdigit(*p) && (l = inet_addr(p)) != -1 && 373 (hp = gethostbyaddr((char *)&l, sizeof(l), AF_INET))) { 374 if (domain[0] != '\0') { 375 p = hp->h_name; 376 p += strlen(hp->h_name); 377 p -= strlen(domain); 378 if (p > hp->h_name && 379 strcasecmp(p, domain) == 0) 380 *p = '\0'; 381 } 382 p = hp->h_name; | 370 if ((x_suffix = strrchr(p, ':')) != NULL) { 371 if ((dot = strchr(x_suffix, '.')) != NULL && 372 strchr(dot+1, '.') == NULL) 373 *x_suffix++ = '\0'; 374 else 375 x_suffix = NULL; |
383 } | 376 } |
384 if (nflag && *p && strcmp(p, "-") && 385 inet_addr(p) == INADDR_NONE) { 386 hp = gethostbyname(p); 387 388 if (hp != NULL) { 389 struct in_addr in; 390 391 memmove(&in, hp->h_addr, sizeof(in)); 392 p = inet_ntoa(in); | 377 if (!nflag) { 378 /* Attempt to change an IP address into a name */ 379 isaddr = 0; 380 memset(&ss, '\0', sizeof(ss)); 381 if (inet_pton(AF_INET6, p, &sin6->sin6_addr) == 1) { 382 sin6->sin6_len = sizeof(*sin6); 383 sin6->sin6_family = AF_INET6; 384 isaddr = 1; 385 } else if (inet_pton(AF_INET, p, &sin->sin_addr) == 1) { 386 sin->sin_len = sizeof(*sin); 387 sin->sin_family = AF_INET; 388 isaddr = 1; |
393 } | 389 } |
390 if (isaddr && realhostname_sa(fn, sizeof(fn), sa, 391 sa->sa_len) == HOSTNAME_FOUND) 392 p = fn; |
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394 } | 393 } |
395 if (x) { 396 (void)snprintf(buf, sizeof(buf), "%s:%s", p, x); | 394 if (x_suffix) { 395 (void)snprintf(buf, sizeof(buf), "%s:%s", p, x_suffix); |
397 p = buf; 398 } 399 if (dflag) { 400 for (dkp = ep->dkp; dkp != NULL; dkp = debugproc(dkp)) { 401 char *ptr; 402 403 ptr = fmt_argv(kvm_getargv(kd, dkp, argwidth), 404 dkp->ki_comm, MAXCOMLEN); --- 4 unchanged lines hidden (view full) --- 409 } 410 } 411 (void)printf("%-*.*s %-*.*s %-*.*s ", 412 UT_NAMESIZE, UT_NAMESIZE, ep->utmp.ut_name, 413 UT_LINESIZE, UT_LINESIZE, 414 strncmp(ep->utmp.ut_line, "tty", 3) && 415 strncmp(ep->utmp.ut_line, "cua", 3) ? 416 ep->utmp.ut_line : ep->utmp.ut_line + 3, | 396 p = buf; 397 } 398 if (dflag) { 399 for (dkp = ep->dkp; dkp != NULL; dkp = debugproc(dkp)) { 400 char *ptr; 401 402 ptr = fmt_argv(kvm_getargv(kd, dkp, argwidth), 403 dkp->ki_comm, MAXCOMLEN); --- 4 unchanged lines hidden (view full) --- 408 } 409 } 410 (void)printf("%-*.*s %-*.*s %-*.*s ", 411 UT_NAMESIZE, UT_NAMESIZE, ep->utmp.ut_name, 412 UT_LINESIZE, UT_LINESIZE, 413 strncmp(ep->utmp.ut_line, "tty", 3) && 414 strncmp(ep->utmp.ut_line, "cua", 3) ? 415 ep->utmp.ut_line : ep->utmp.ut_line + 3, |
417 UT_HOSTSIZE, UT_HOSTSIZE, *p ? p : "-"); | 416 W_DISPHOSTSIZE, W_DISPHOSTSIZE, *p ? p : "-"); |
418 pr_attime(&ep->utmp.ut_time, &now); 419 longidle = pr_idle(ep->idle); 420 (void)printf("%.*s\n", argwidth - longidle, ep->args); 421 } 422 (void)kvm_close(kd); 423 exit(0); 424} 425 --- 111 unchanged lines hidden --- | 417 pr_attime(&ep->utmp.ut_time, &now); 418 longidle = pr_idle(ep->idle); 419 (void)printf("%.*s\n", argwidth - longidle, ep->args); 420 } 421 (void)kvm_close(kd); 422 exit(0); 423} 424 --- 111 unchanged lines hidden --- |