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Comparing rxvt-unicode/src/logging.C (file contents):
Revision 1.6 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.23 by root, Mon Jan 16 09:10:16 2006 UTC

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

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