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Comparing rxvt-unicode/src/logging.C (file contents):
Revision 1.5 by pcg, Sat Jan 31 03:27:45 2004 UTC vs.
Revision 1.37 by root, Sun Jan 22 01:00:46 2006 UTC

1// This file is part of libptytty. Do not make local modifications.
2// http://software.schmorp.de/pkg/libptytty
3
1/*--------------------------------*-C-*---------------------------------* 4/*----------------------------------------------------------------------*
2 * File: logging.c 5 * File: logging.C
3 *----------------------------------------------------------------------* 6 *----------------------------------------------------------------------*
4 * 7 *
5 * All portions of code are copyright by their respective author/s. 8 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey <jdb@ukc.ac.uk> 9 * Copyright (c) 1992 John Bovey <jdb@ukc.ac.uk>
7 * - original version 10 * - original version
… …
12 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es> 15 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
13 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 16 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
14 * - extensive modifications 17 * - extensive modifications
15 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> 18 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com>
16 * - lastlog support 19 * - lastlog support
20 * Copyright (c) 2004-2006 Marc Lehmann <pcg@goof.com>
17 * 21 *
18 * This program is free software; you can redistribute it and/or modify 22 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 23 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 24 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 25 * (at your option) any later version.
… …
27 * 31 *
28 * You should have received a copy of the GNU General Public License 32 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software 33 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 34 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *----------------------------------------------------------------------*/ 35 *----------------------------------------------------------------------*/
32/*----------------------------------------------------------------------*
33 * Public:
34 * extern void cleanutent (void);
35 * extern void makeutent (const char * pty, const char * hostname);
36 *
37 * Private:
38 * rxvt_update_wtmp ();
39 *----------------------------------------------------------------------*/
40 36
41#include "../config.h" /* NECESSARY */
42#include "rxvt.h" /* NECESSARY */
43#include "logging.h" 37#include "../config.h"
38
39#include "ptytty.h"
40
44#ifdef UTMP_SUPPORT 41#if UTMP_SUPPORT
42
43#if HAVE_STRUCT_UTMP
44static int write_bsd_utmp (int utmp_pos, struct utmp *wu);
45static void update_wtmp (const char *fname, const struct utmp *putmp);
46#endif
47
48static void update_lastlog (const char *fname, const char *pty, const char *host);
45 49
46/* 50/*
47 * BSD style utmp entry 51 * BSD style utmp entry
48 * ut_line, ut_name, ut_host, ut_time 52 * ut_line, ut_name, ut_host, ut_time
49 * SYSV style utmp (and utmpx) entry 53 * SYSV style utmp (and utmpx) entry
… …
54 58
55/* 59/*
56 * make and write utmp and wtmp entries 60 * make and write utmp and wtmp entries
57 */ 61 */
58void 62void
59rxvt_term::makeutent (const char *pty, const char *hostname) 63ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname)
60{ 64{
61#ifdef HAVE_STRUCT_UTMP 65 const char *pty = name;
62 struct utmp *ut = &(this->ut); 66
63#endif 67 if (!pty || !*pty)
68 return;
69
70 this->cmd_pid = cmd_pid;
71 this->login_shell = login_shell;
72
64#ifdef HAVE_STRUCT_UTMPX 73#ifdef HAVE_STRUCT_UTMP
65 struct utmpx *utx = &(this->utx); 74 struct utmp *ut = &this->ut;
66#endif 75#endif
67#ifdef HAVE_UTMP_PID
68 int i;
69#endif
70 char ut_id[5];
71 struct passwd *pwent = getpwuid(getuid());
72
73 if (!STRNCMP(pty, "/dev/", 5))
74 pty += 5; /* skip /dev/ prefix */
75
76 if (!STRNCMP(pty, "pty", 3) || !STRNCMP(pty, "tty", 3)) {
77 STRNCPY(ut_id, (pty + 3), sizeof(ut_id));
78 }
79#ifdef HAVE_UTMP_PID
80 else if (sscanf(pty, "pts/%d", &i) == 1)
81 sprintf(ut_id, "vt%02x", (i & 0xff)); /* sysv naming */
82#endif
83 else if (STRNCMP(pty, "pty", 3) && STRNCMP(pty, "tty", 3)) {
84 rxvt_print_error("can't parse tty name \"%s\"", pty);
85 return;
86 }
87
88#ifdef HAVE_STRUCT_UTMP 76#ifdef HAVE_STRUCT_UTMPX
77 struct utmpx *utx = &this->utx;
78#endif
79 int i;
80 struct passwd *pwent = getpwuid (getuid ());
81
82 if (!strncmp (pty, "/dev/", 5))
83 pty += 5; /* skip /dev/ prefix */
84
85#if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX)
86 if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3))
87 strncpy (ut_id, pty + 3, sizeof (ut_id));
88 else if (sscanf (pty, "pts/%d", &i) == 1)
89 sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */
90 else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3))
91 {
92 warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty);
93 return;
94 }
95#endif
96
97#ifdef HAVE_STRUCT_UTMP
89 MEMSET(ut, 0, sizeof(struct utmp)); 98 memset (ut, 0, sizeof (struct utmp));
90# ifdef HAVE_UTMP_PID 99# ifdef HAVE_UTMP_PID
91 setutent(); 100 setutent ();
92 STRNCPY(ut->ut_id, ut_id, sizeof(ut->ut_id)); 101 strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id));
93 ut->ut_type = DEAD_PROCESS; 102 ut->ut_type = DEAD_PROCESS;
94 getutid(ut); /* position to entry in utmp file */ 103 getutid (ut); /* position to entry in utmp file */
95 STRNCPY(ut_id, ut_id, sizeof(ut_id)); 104 strncpy (this->ut_id, ut_id, sizeof (this->ut_id));
96# endif
97#endif 105# endif
98
99#ifdef HAVE_STRUCT_UTMPX
100 MEMSET(utx, 0, sizeof(struct utmpx));
101 setutxent();
102 STRNCPY(utx->ut_id, ut_id, sizeof(utx->ut_id));
103 utx->ut_type = DEAD_PROCESS;
104 getutxid(utx); /* position to entry in utmp file */
105 STRNCPY(ut_id, ut_id, sizeof(ut_id));
106#endif 106#endif
107 107
108#ifdef HAVE_STRUCT_UTMP 108#ifdef HAVE_STRUCT_UTMPX
109 memset (utx, 0, sizeof (struct utmpx));
110 setutxent ();
111 strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id));
112 utx->ut_type = DEAD_PROCESS;
113 getutxid (utx); /* position to entry in utmp file */
114 strncpy (this->ut_id, ut_id, sizeof (this->ut_id));
115#endif
116
117#ifdef HAVE_STRUCT_UTMP
109 STRNCPY(ut->ut_line, pty, sizeof(ut->ut_line)); 118 strncpy (ut->ut_line, pty, sizeof (ut->ut_line));
110 ut->ut_time = time(NULL); 119 ut->ut_time = time (NULL);
111# ifdef HAVE_UTMP_PID 120# ifdef HAVE_UTMP_PID
112 STRNCPY(ut->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", 121 strncpy (ut->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?",
113 sizeof(ut->ut_user)); 122 sizeof (ut->ut_user));
114 STRNCPY(ut->ut_id, ut_id, sizeof(ut->ut_id)); 123 strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id));
115 ut->ut_time = time(NULL); 124 ut->ut_time = time (NULL);
116 ut->ut_pid = cmd_pid; 125 ut->ut_pid = cmd_pid;
117# ifdef HAVE_UTMP_HOST 126# ifdef HAVE_UTMP_HOST
118 STRNCPY(ut->ut_host, hostname, sizeof(ut->ut_host)); 127 strncpy (ut->ut_host, hostname, sizeof (ut->ut_host));
119# endif 128# endif
120 ut->ut_type = USER_PROCESS; 129 ut->ut_type = USER_PROCESS;
121 pututline(ut); 130 pututline (ut);
122 endutent(); /* close the file */ 131 endutent (); /* close the file */
123 utmp_pos = 0; 132 utmp_pos = 0;
124# else 133# else
125 STRNCPY(ut->ut_name, (pwent && pwent->pw_name) ? pwent->pw_name : "?", 134 strncpy (ut->ut_name, (pwent && pwent->pw_name) ? pwent->pw_name : "?",
126 sizeof(ut->ut_name)); 135 sizeof (ut->ut_name));
127# ifdef HAVE_UTMP_HOST 136# ifdef HAVE_UTMP_HOST
128 STRNCPY(ut->ut_host, hostname, sizeof(ut->ut_host)); 137 strncpy (ut->ut_host, hostname, sizeof (ut->ut_host));
129# endif
130# endif 138# endif
131#endif 139# endif
140#endif
132 141
133#ifdef HAVE_STRUCT_UTMPX 142#ifdef HAVE_STRUCT_UTMPX
134 STRNCPY(utx->ut_line, pty, sizeof(utx->ut_line)); 143 strncpy (utx->ut_line, pty, sizeof (utx->ut_line));
135 STRNCPY(utx->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", 144 strncpy (utx->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?",
136 sizeof(utx->ut_user)); 145 sizeof (utx->ut_user));
137 STRNCPY(utx->ut_id, ut_id, sizeof(utx->ut_id)); 146 strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id));
147# if HAVE_UTMPX_SESSION
138 utx->ut_session = getsid(0); 148 utx->ut_session = getsid (0);
149# endif
139 utx->ut_tv.tv_sec = time(NULL); 150 utx->ut_tv.tv_sec = time (NULL);
140 utx->ut_tv.tv_usec = 0; 151 utx->ut_tv.tv_usec = 0;
141 utx->ut_pid = cmd_pid; 152 utx->ut_pid = cmd_pid;
142# ifdef HAVE_UTMPX_HOST 153# ifdef HAVE_UTMPX_HOST
143 STRNCPY(utx->ut_host, hostname, sizeof(utx->ut_host)); 154 strncpy (utx->ut_host, hostname, sizeof (utx->ut_host));
144# if 0 155# if 0
145 { 156 {
146 char *colon; 157 char *colon;
147 158
148 if ((colon = STRRCHR(ut->ut_host, ':')) != NULL) 159 if ((colon = strrchr (ut->ut_host, ':')) != NULL)
149 *colon = '\0'; 160 *colon = '\0';
150 } 161 }
151# endif
152# endif 162# endif
163# endif
153 utx->ut_type = USER_PROCESS; 164 utx->ut_type = USER_PROCESS;
154 pututxline(utx); 165 pututxline (utx);
155 endutxent(); /* close the file */ 166 endutxent (); /* close the file */
156 utmp_pos = 0; 167 utmp_pos = 0;
157#endif 168#endif
158 169
159#if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) 170#if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID)
160 { 171 {
161 int i;
162# ifdef HAVE_TTYSLOT 172# ifdef HAVE_TTYSLOT
173 int fdstdin = dup (STDIN_FILENO);
174 dup2 (tty, STDIN_FILENO);
175
163 i = ttyslot(); 176 i = ttyslot ();
164 if (rxvt_write_bsd_utmp(i, ut)) 177 if (write_bsd_utmp (i, ut))
165 utmp_pos = i; 178 utmp_pos = i;
179
180 dup2 (fdstdin, STDIN_FILENO);
181 close (fdstdin);
166# else 182# else
167 FILE *fd0; 183 FILE *fd0;
168 184
169 if ((fd0 = fopen(TTYTAB_FILENAME, "r")) != NULL) { 185 if ((fd0 = fopen (TTYTAB_FILENAME, "r")) != NULL)
186 {
170 char buf[256], name[256]; 187 char buf[256], name[256];
171 188
172 buf[sizeof(buf) - 1] = '\0'; 189 buf[sizeof (buf) - 1] = '\0';
173 for (i = 1; (fgets(buf, sizeof(buf) - 1, fd0) != NULL);) { 190 for (i = 1; (fgets (buf, sizeof (buf) - 1, fd0) != NULL);)
191 {
174 if (*buf == '#' || sscanf(buf, "%s", name) != 1) 192 if (*buf == '#' || sscanf (buf, "%s", name) != 1)
175 continue; 193 continue;
176 if (!STRCMP(ut->ut_line, name)) { 194 if (!strcmp (ut->ut_line, name))
195 {
177 if (!rxvt_write_bsd_utmp(i, ut)) 196 if (!write_bsd_utmp (i, ut))
178 i = 0; 197 i = 0;
179 utmp_pos = i; 198 utmp_pos = i;
180 fclose(fd0); 199 fclose (fd0);
181 break; 200 break;
182 } 201 }
183 i++; 202 i++;
184 } 203 }
185 fclose(fd0); 204 fclose (fd0);
186 }
187# endif
188 } 205 }
206# endif
207 }
189#endif 208#endif
190 209
191#ifdef WTMP_SUPPORT 210#ifdef WTMP_SUPPORT
192# ifdef WTMP_ONLY_ON_LOGIN 211#ifdef LOG_ONLY_ON_LOGIN
193 if (Options & Opt_loginShell) 212 if (login_shell)
194# endif 213#endif
195 { 214 {
196# ifdef HAVE_STRUCT_UTMP 215# ifdef HAVE_STRUCT_UTMP
197# ifdef HAVE_UPDWTMP 216# ifdef HAVE_UPDWTMP
198 updwtmp(RXVT_WTMP_FILE, ut); 217 updwtmp (WTMP_FILE, ut);
199# else 218# else
200 rxvt_update_wtmp(RXVT_WTMP_FILE, ut); 219 update_wtmp (WTMP_FILE, ut);
201# endif
202# endif 220# endif
203# ifdef HAVE_STRUCT_UTMPX
204 updwtmpx(RXVT_WTMPX_FILE, utx);
205# endif
206 }
207#endif 221# endif
222# if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX)
223 updwtmpx (WTMPX_FILE, utx);
224# endif
225 }
226#endif
208#if defined(LASTLOG_SUPPORT) && defined(RXVT_LASTLOG_FILE) 227#if defined(LASTLOG_SUPPORT) && defined(LASTLOG_FILE)
209 if (Options & Opt_loginShell) 228#ifdef LOG_ONLY_ON_LOGIN
229 if (login_shell)
230#endif
210 rxvt_update_lastlog(RXVT_LASTLOG_FILE, pty, hostname); 231 update_lastlog (LASTLOG_FILE, pty, hostname);
211#endif 232#endif
212} 233}
213 234
214/* ------------------------------------------------------------------------- */ 235/* ------------------------------------------------------------------------- */
215/* 236/*
216 * remove utmp and wtmp entries 237 * remove utmp and wtmp entries
217 */ 238 */
218void 239void
219rxvt_term::cleanutent () 240ptytty_unix::logout ()
220{ 241{
221#ifdef HAVE_STRUCT_UTMP 242 if (!cmd_pid)
222 struct utmp *ut = &(this->ut); 243 return;
223#endif 244
224#ifdef HAVE_STRUCT_UTMPX 245#ifdef HAVE_STRUCT_UTMP
246 struct utmp *tmput, *ut = &this->ut;
247#endif
248#ifdef HAVE_STRUCT_UTMPX
225 struct utmpx *tmputx, *utx = &(this->utx); 249 struct utmpx *tmputx, *utx = &this->utx;
226#endif 250#endif
227 251
228#ifdef HAVE_STRUCT_UTMP 252#ifdef HAVE_STRUCT_UTMP
229# ifdef HAVE_UTMP_PID 253# ifdef HAVE_UTMP_PID
230 MEMSET(ut, 0, sizeof(struct utmp)); 254 memset (ut, 0, sizeof (struct utmp));
231 setutent(); 255 setutent ();
232 STRNCPY(ut->ut_id, ut_id, sizeof(ut->ut_id)); 256 strncpy (ut->ut_id, this->ut_id, sizeof (ut->ut_id));
233 ut->ut_type = USER_PROCESS; 257 ut->ut_type = USER_PROCESS;
234 {
235 struct utmp *tmput = getutid(ut);
236
237 if (tmput) /* position to entry in utmp file */ 258 if ((tmput = getutid (ut))) /* position to entry in utmp file */
238 ut = tmput; 259 ut = tmput;
239 }
240 ut->ut_type = DEAD_PROCESS; 260 ut->ut_type = DEAD_PROCESS;
241# else 261# else
242 MEMSET(ut->ut_name, 0, sizeof(ut->ut_name)); 262 memset (ut->ut_name, 0, sizeof (ut->ut_name));
243# ifdef HAVE_UTMP_HOST 263# ifdef HAVE_UTMP_HOST
244 MEMSET(ut->ut_host, 0, sizeof(ut->ut_host)); 264 memset (ut->ut_host, 0, sizeof (ut->ut_host));
245# endif
246# endif 265# endif
266# endif
247 ut->ut_time = time(NULL); 267 ut->ut_time = time (NULL);
248#endif 268#endif
249 269
250#ifdef HAVE_STRUCT_UTMPX 270#ifdef HAVE_STRUCT_UTMPX
251 MEMSET(utx, 0, sizeof(struct utmpx)); 271 memset (utx, 0, sizeof (struct utmpx));
252 setutxent(); 272 setutxent ();
253 STRNCPY(utx->ut_id, ut_id, sizeof(utx->ut_id)); 273 strncpy (utx->ut_id, this->ut_id, sizeof (utx->ut_id));
254 utx->ut_type = USER_PROCESS; 274 utx->ut_type = USER_PROCESS;
255 if ((tmputx = getutxid(utx))) /* position to entry in utmp file */ 275 if ((tmputx = getutxid (utx))) /* position to entry in utmp file */
256 utx = tmputx; 276 utx = tmputx;
257 utx->ut_type = DEAD_PROCESS; 277 utx->ut_type = DEAD_PROCESS;
278# if HAVE_UTMPX_SESSION
258 utx->ut_session = getsid(0); 279 utx->ut_session = getsid (0);
280# endif
259 utx->ut_tv.tv_sec = time(NULL); 281 utx->ut_tv.tv_sec = time (NULL);
260 utx->ut_tv.tv_usec = 0; 282 utx->ut_tv.tv_usec = 0;
261#endif 283#endif
262 284
263 /* 285 /*
264 * Write ending wtmp entry 286 * Write ending wtmp entry
265 */ 287 */
266#ifdef WTMP_SUPPORT 288#ifdef WTMP_SUPPORT
267# ifdef WTMP_ONLY_ON_LOGIN 289#ifdef LOG_ONLY_ON_LOGIN
268 if (Options & Opt_loginShell) 290 if (login_shell)
269# endif 291#endif
270 { 292 {
271# ifdef HAVE_STRUCT_UTMP 293# ifdef HAVE_STRUCT_UTMP
272# ifdef HAVE_UPDWTMP 294# ifdef HAVE_UPDWTMP
273 updwtmp(RXVT_WTMP_FILE, ut); 295 updwtmp (WTMP_FILE, ut);
274# else 296# else
275 rxvt_update_wtmp(RXVT_WTMP_FILE, ut); 297 update_wtmp (WTMP_FILE, ut);
276# endif
277# endif 298# endif
278# ifdef HAVE_STRUCT_UTMPX
279 updwtmpx(RXVT_WTMPX_FILE, utx);
280# endif
281 }
282#endif 299# endif
300# if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX)
301 updwtmpx (WTMPX_FILE, utx);
302# endif
303 }
304#endif
283 305
284 /* 306 /*
285 * Write utmp entry 307 * Write utmp entry
286 */ 308 */
287#ifdef HAVE_STRUCT_UTMP 309#ifdef HAVE_STRUCT_UTMP
288# ifdef HAVE_UTMP_PID 310# ifdef HAVE_UTMP_PID
289 if (ut->ut_pid == cmd_pid) 311 if (ut->ut_pid == cmd_pid)
290 pututline(ut); 312 pututline (ut);
291 endutent(); 313 endutent ();
292# else 314# else
293 MEMSET(ut, 0, sizeof(struct utmp)); 315 memset (ut, 0, sizeof (struct utmp));
294 rxvt_write_bsd_utmp(utmp_pos, ut); 316 write_bsd_utmp (utmp_pos, ut);
295# endif
296#endif 317# endif
318#endif
297#ifdef HAVE_STRUCT_UTMPX 319#ifdef HAVE_STRUCT_UTMPX
298 if (utx->ut_pid == cmd_pid) 320 if (utx->ut_pid == cmd_pid)
299 pututxline(utx); 321 pututxline (utx);
300 endutxent(); 322 endutxent ();
301#endif 323#endif
324
325 cmd_pid = 0;
302} 326}
303 327
304/* ------------------------------------------------------------------------- */ 328/* ------------------------------------------------------------------------- */
305/* 329/*
306 * Write a BSD style utmp entry 330 * Write a BSD style utmp entry
307 */ 331 */
308#ifdef HAVE_UTMP_H 332#if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID)
309/* INTPROTO */ 333static int
310int
311rxvt_write_bsd_utmp(int utmp_pos, struct utmp *wu) 334write_bsd_utmp (int utmp_pos, struct utmp *wu)
312{ 335{
313 int fd; 336 int fd;
314 337
315 if (utmp_pos <= 0 || (fd = open(RXVT_UTMP_FILE, O_WRONLY)) == -1) 338 if (utmp_pos <= 0 || (fd = open (UTMP_FILE, O_WRONLY)) == -1)
316 return 0; 339 return 0;
317 340
318 if (lseek(fd, (off_t) (utmp_pos * sizeof(struct utmp)), SEEK_SET) != -1) 341 if (lseek (fd, (off_t) (utmp_pos * sizeof (struct utmp)), SEEK_SET) != -1)
319 write(fd, wu, sizeof(struct utmp)); 342 write (fd, wu, sizeof (struct utmp));
320 close(fd); 343 close (fd);
321 return 1; 344 return 1;
322} 345}
323#endif 346#endif
324 347
325/* ------------------------------------------------------------------------- */ 348/* ------------------------------------------------------------------------- */
326/* 349/*
327 * Update a BSD style wtmp entry 350 * Update a BSD style wtmp entry
328 */ 351 */
329#if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) 352#if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) && defined(HAVE_STRUCT_UTMP)
330/* INTPROTO */ 353static void
331void
332rxvt_update_wtmp(const char *fname, const struct utmp *putmp) 354update_wtmp (const char *fname, const struct utmp *putmp)
333{ 355{
334 int fd, gotlock, retry; 356 int fd, gotlock, retry;
335 struct flock lck; /* fcntl locking scheme */ 357 struct flock lck; /* fcntl locking scheme */
336 struct stat sbuf; 358 struct stat sbuf;
337 359
338 if ((fd = open(fname, O_WRONLY | O_APPEND, 0)) < 0) 360 if ((fd = open (fname, O_WRONLY | O_APPEND, 0)) < 0)
339 return; 361 return;
340 362
341 lck.l_whence = SEEK_END; /* start lock at current eof */ 363 lck.l_whence = SEEK_END; /* start lock at current eof */
342 lck.l_len = 0; /* end at ``largest possible eof'' */ 364 lck.l_len = 0; /* end at ``largest possible eof'' */
343 lck.l_start = 0; 365 lck.l_start = 0;
344 lck.l_type = F_WRLCK; /* we want a write lock */ 366 lck.l_type = F_WRLCK; /* we want a write lock */
345 367
346 /* attempt lock with F_SETLK; F_SETLKW would cause a deadlock! */ 368 /* attempt lock with F_SETLK; F_SETLKW would cause a deadlock! */
347 for (retry = 10, gotlock = 0; retry--;) 369 for (retry = 10, gotlock = 0; retry--;)
348 if (fcntl(fd, F_SETLK, &lck) != -1) { 370 if (fcntl (fd, F_SETLK, &lck) != -1)
371 {
349 gotlock = 1; 372 gotlock = 1;
350 break; 373 break;
374 }
351 } else if (errno != EAGAIN && errno != EACCES) 375 else if (errno != EAGAIN && errno != EACCES)
352 break; 376 break;
377 if (!gotlock)
353 if (!gotlock) { /* give it up */ 378 { /* give it up */
354 close(fd); 379 close (fd);
355 return; 380 return;
356 } 381 }
357 if (fstat(fd, &sbuf) == 0) 382 if (fstat (fd, &sbuf) == 0)
358 if (write(fd, putmp, sizeof(struct utmp)) != sizeof(struct utmp)) 383 if (write (fd, putmp, sizeof (struct utmp)) != sizeof (struct utmp))
359 ftruncate(fd, sbuf.st_size); /* remove bad writes */ 384 ftruncate (fd, sbuf.st_size); /* remove bad writes */
360 385
361 lck.l_type = F_UNLCK; /* unlocking the file */ 386 lck.l_type = F_UNLCK; /* unlocking the file */
362 fcntl(fd, F_SETLK, &lck); 387 fcntl (fd, F_SETLK, &lck);
363 close(fd); 388 close (fd);
364} 389}
365#endif 390#endif
366 391
367/* ------------------------------------------------------------------------- */ 392/* ------------------------------------------------------------------------- */
368#ifdef LASTLOG_SUPPORT 393#ifdef LASTLOG_SUPPORT
369/* INTPROTO */ 394static void
370void
371rxvt_update_lastlog(const char *fname, const char *pty, const char *host) 395update_lastlog (const char *fname, const char *pty, const char *host)
372{ 396{
373# ifdef HAVE_STRUCT_LASTLOGX 397# ifdef HAVE_STRUCT_LASTLOGX
374 struct lastlogx llx; 398 struct lastlogx llx;
375# endif 399# endif
376# ifdef HAVE_STRUCT_LASTLOG 400# ifdef HAVE_STRUCT_LASTLOG
377 int fd; 401 int fd;
378 struct lastlog ll; 402 struct lastlog ll;
379# ifdef LASTLOG_IS_DIR 403# ifdef LASTLOG_IS_DIR
380 char lastlogfile[256]; 404 char lastlogfile[256];
381# endif 405# endif
382 struct passwd *pwent; 406 struct passwd *pwent;
383# endif 407# endif
384 408
385# ifdef HAVE_STRUCT_LASTLOGX 409# ifdef HAVE_STRUCT_LASTLOGX
386 MEMSET(&llx, 0, sizeof(llx)); 410 memset (&llx, 0, sizeof (llx));
387 llx.ll_tv.tv_sec = time(NULL); 411 llx.ll_tv.tv_sec = time (NULL);
388 llx.ll_tv.tv_usec = 0; 412 llx.ll_tv.tv_usec = 0;
389 STRNCPY(llx.ll_line, pty, sizeof(llx.ll_line)); 413 strncpy (llx.ll_line, pty, sizeof (llx.ll_line));
390 STRNCPY(llx.ll_host, host, sizeof(llx.ll_host)); 414 strncpy (llx.ll_host, host, sizeof (llx.ll_host));
391 updlastlogx(RXVT_LASTLOGX_FILE, getuid(), &llx); 415 updlastlogx (LASTLOGX_FILE, getuid (), &llx);
392# endif 416# endif
393 417
394# ifdef HAVE_STRUCT_LASTLOG 418# ifdef HAVE_STRUCT_LASTLOG
395 pwent = getpwuid(getuid()); 419 pwent = getpwuid (getuid ());
396 if (!pwent) { 420 if (!pwent)
397 rxvt_print_error("no entry in password file");
398 return;
399 } 421 {
400 MEMSET(&ll, 0, sizeof(ll)); 422 warn ("no entry in password file, not updating lastlog.\n");
423 return;
424 }
425
426 memset (&ll, 0, sizeof (ll));
401 ll.ll_time = time(NULL); 427 ll.ll_time = time (NULL);
402 STRNCPY(ll.ll_line, pty, sizeof(ll.ll_line)); 428 strncpy (ll.ll_line, pty, sizeof (ll.ll_line));
403 STRNCPY(ll.ll_host, host, sizeof(ll.ll_host)); 429 strncpy (ll.ll_host, host, sizeof (ll.ll_host));
404# ifdef LASTLOG_IS_DIR 430# ifdef LASTLOG_IS_DIR
405 sprintf(lastlogfile, "%.*s/%.*s", 431 sprintf (lastlogfile, "%.*s/%.*s",
406 sizeof(lastlogfile) - sizeof(pwent->pw_name) - 2, fname, 432 sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2, fname,
407 sizeof(pwent->pw_name), 433 sizeof (pwent->pw_name),
408 (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown" 434 (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown"
409 : pwent->pw_name); 435 : pwent->pw_name);
410 if ((fd = open(lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0) { 436 if ((fd = open (lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0)
437 {
411 write(fd, &ll, sizeof(ll)); 438 write (fd, &ll, sizeof (ll));
412 close(fd); 439 close (fd);
413 } 440 }
414# else 441# else
415 if ((fd = open(fname, O_RDWR)) != -1) { 442 if ((fd = open (fname, O_RDWR)) != -1)
443 {
416 if (lseek(fd, (off_t) ((long)pwent->pw_uid * sizeof(ll)), 444 if (lseek (fd, (off_t) ((long)pwent->pw_uid * sizeof (ll)),
417 SEEK_SET) != -1) 445 SEEK_SET) != -1)
418 write(fd, &ll, sizeof(ll)); 446 write (fd, &ll, sizeof (ll));
419 close(fd); 447 close (fd);
420 } 448 }
421# endif /* LASTLOG_IS_DIR */ 449# endif /* LASTLOG_IS_DIR */
422# endif /* HAVE_STRUCT_LASTLOG */ 450# endif /* HAVE_STRUCT_LASTLOG */
423} 451}
424#endif /* LASTLOG_SUPPORT */ 452#endif /* LASTLOG_SUPPORT */
425/* ------------------------------------------------------------------------- */
426 453
427#endif /* UTMP_SUPPORT */ 454#else
455void
456ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname)
457{
458}
459#endif
460

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