Commit | Line | Data |
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be4b1369 EC |
1 | |
2 | /* This is a finger program. It prints out useful information about users | |
3 | * by digging it up from various system files. It is not very portable | |
4 | * because the most useful parts of the information (the full user name, | |
5 | * office, and phone numbers) are all stored in the VAX-unused gecos field | |
6 | * of /etc/passwd, which, unfortunately, other UNIXes use for other things. | |
7 | * | |
8 | * There are three output formats, all of which give login name, teletype | |
9 | * line number, and login time. The short output format is reminiscent | |
10 | * of finger on ITS, and gives one line of information per user containing | |
11 | * in addition to the minimum basic requirements (MBR), the full name of | |
12 | * the user, his idle time and office location and phone number. The | |
13 | * quick style output is UNIX who-like, giving only name, teletype and | |
14 | * login time. Finally, the long style output give the same information | |
15 | * as the short (in more legible format), the home directory and shell | |
16 | * of the user, and, if it exits, a copy of the file .plan in the users | |
17 | * home directory. Finger may be called with or without a list of people | |
18 | * to finger -- if no list is given, all the people currently logged in | |
19 | * are fingered. | |
20 | * | |
21 | * The program is validly called by one of the following: | |
22 | * | |
23 | * finger {short form list of users} | |
24 | * finger -l {long form list of users} | |
25 | * finger -b {briefer long form list of users} | |
26 | * finger -q {quick list of users} | |
27 | * finger -i {quick list of users with idle times} | |
28 | * finger namelist {long format list of specified users} | |
29 | * finger -s namelist {short format list of specified users} | |
30 | * finger -w namelist {narrow short format list of specified users} | |
31 | * | |
32 | * where 'namelist' is a list of users login names. | |
33 | * The other options can all be given after one '-', or each can have its | |
34 | * own '-'. The -f option disables the printing of headers for short and | |
35 | * quick outputs. The -b option briefens long format outputs. The -p | |
36 | * option turns off plans for long format outputs. | |
37 | */ | |
38 | ||
39 | #include <sys/types.h> | |
40 | #include <sys/stat.h> | |
41 | #include <sgtty.h> | |
42 | #include <utmp.h> | |
43 | #include <signal.h> | |
44 | #include <pwd.h> | |
45 | #include <stdio.h> | |
46 | #include <sccs.h> | |
47 | #include <lastlog.h> | |
48 | #include <time.h> | |
49 | ||
50 | #define ASTERISK '*' /* ignore this in real name */ | |
51 | #define BLANK ' ' /* blank character (i.e. space) */ | |
52 | #define CAPITALIZE 0137& /* capitalize character macro */ | |
53 | #define COMMA ',' /* separator in pw_gecos field */ | |
54 | #define COMMAND '-' /* command line flag char */ | |
55 | #define CORY 'C' /* cory hall office */ | |
56 | #define EVANS 'E' /* evans hall office */ | |
57 | #define LINEBREAK 012 /* line feed */ | |
58 | #define NULLSTR "" /* the null string, opposed to NULL */ | |
59 | #define SAMENAME '&' /* repeat login name in real name */ | |
60 | #define TALKABLE 0222 /* tty is writeable if 222 mode */ | |
61 | ||
62 | struct person { /* one for each person fingered */ | |
63 | char name[ 9 ]; /* login name */ | |
64 | char tty[ 9 ]; /* NULL terminated tty line */ | |
65 | long loginat; /* time of login (possibly last) */ | |
66 | long idletime; /* how long idle (if logged in) */ | |
67 | short int loggedin; /* flag for being logged in */ | |
68 | short int writeable; /* flag for tty being writeable */ | |
69 | char *realname; /* pointer to full name */ | |
70 | char *office; /* pointer to office name */ | |
71 | char *officephone; /* pointer to office phone no. */ | |
72 | char *homephone; /* pointer to home phone no. */ | |
73 | char *random; /* for any random stuff in pw_gecos */ | |
74 | struct passwd *pwd; /* structure of /etc/passwd stuff */ | |
75 | struct person *link; /* link to next person */ | |
76 | }; | |
77 | ||
78 | struct passwd *NILPWD = 0; | |
79 | struct person *NILPERS = 0; | |
80 | ||
81 | int persize = sizeof( struct person ); | |
82 | int pwdsize = sizeof( struct passwd ); | |
83 | ||
84 | char LASTLOG[] = "/usr/adm/lastlog"; /* last login info */ | |
85 | char USERLOG[] = "/etc/utmp"; /* who is logged in */ | |
86 | char outbuf[BUFSIZ]; /* output buffer */ | |
87 | char *ctime(); | |
88 | ||
89 | int unbrief = 1; /* -b option default */ | |
90 | int header = 1; /* -f option default */ | |
91 | int hack = 1; /* -h option default */ | |
92 | int idle = 0; /* -i option default */ | |
93 | int large = 0; /* -l option default */ | |
94 | int match = 1; /* -m option default */ | |
95 | int plan = 1; /* -p option default */ | |
96 | int unquick = 1; /* -q option default */ | |
97 | int small = 0; /* -s option default */ | |
98 | int wide = 1; /* -w option default */ | |
99 | ||
100 | int lf; | |
101 | int llopenerr; | |
102 | ||
103 | long tloc; /* current time */ | |
104 | ||
105 | ||
106 | ||
107 | main( argc, argv ) | |
108 | ||
109 | int argc; | |
110 | char *argv[]; | |
111 | ||
112 | { | |
113 | FILE *fp, *fopen(); /* for plans */ | |
114 | struct passwd *getpwent(); /* read /etc/passwd */ | |
115 | struct person *person1, *p, *pend; /* people */ | |
116 | struct passwd *pw; /* temporary */ | |
117 | struct utmp user; /* ditto */ | |
118 | char *malloc(); | |
119 | char *s, *pn, *ln; | |
120 | char c; | |
121 | char *PLAN = "/.plan"; /* what plan file is */ | |
122 | char *PROJ = "/.project"; /* what project file */ | |
123 | int PLANLEN = strlen( PLAN ); | |
124 | int PROJLEN = strlen( PROJ ); | |
125 | int numnames = 0; | |
126 | int orgnumnames; | |
127 | int uf; | |
128 | int usize = sizeof user; | |
129 | int unshort; | |
130 | int i, j; | |
131 | int fngrlogin; | |
132 | ||
133 | setbuf( stdout, outbuf ); /* buffer output */ | |
134 | ||
135 | /* parse command line for (optional) arguments */ | |
136 | ||
137 | i = 1; | |
138 | if( strcmp( *argv, "sh" ) ) { | |
139 | fngrlogin = 0; | |
140 | while( i++ < argc && (*++argv)[0] == COMMAND ) { | |
141 | for( s = argv[0] + 1; *s != NULL; s++ ) { | |
142 | switch (*s) { | |
143 | ||
144 | case 'b': | |
145 | unbrief = 0; | |
146 | break; | |
147 | ||
148 | case 'f': | |
149 | header = 0; | |
150 | break; | |
151 | ||
152 | case 'h': | |
153 | hack = 0; | |
154 | break; | |
155 | ||
156 | case 'i': | |
157 | idle = 1; | |
158 | unquick = 0; | |
159 | break; | |
160 | ||
161 | case 'l': | |
162 | large = 1; | |
163 | break; | |
164 | ||
165 | case 'm': | |
166 | match = 0; | |
167 | break; | |
168 | ||
169 | case 'p': | |
170 | plan = 0; | |
171 | break; | |
172 | ||
173 | case 'q': | |
174 | unquick = 0; | |
175 | break; | |
176 | ||
177 | case 's': | |
178 | small = 1; | |
179 | break; | |
180 | ||
181 | case 'w': | |
182 | wide = 0; | |
183 | break; | |
184 | ||
185 | default: | |
186 | fprintf( stderr, "finger: Usage -- 'finger [-bfhilmpqsw] [login1 [login2 ...] ]'\n" ); | |
187 | exit( 1 ); | |
188 | } | |
189 | } | |
190 | } | |
191 | } | |
192 | else { | |
193 | fngrlogin = 1; | |
194 | } | |
195 | if( unquick ) { | |
196 | time( &tloc ); | |
197 | } | |
198 | else { | |
199 | if( idle ) { | |
200 | time( &tloc ); | |
201 | } | |
202 | } | |
203 | ||
204 | /* i > argc means no login names given so get them by reading USERLOG */ | |
205 | ||
206 | if( (i > argc) || fngrlogin ) { | |
207 | unshort = large; | |
208 | if( ( uf = open(USERLOG, 0) ) >= 0 ) { | |
209 | user.ut_name[0] = NULL; | |
210 | while( user.ut_name[0] == NULL ) { | |
211 | if( read( uf, (char *) &user, usize ) != usize ) { | |
212 | printf( "\nNo one logged on\n" ); | |
213 | exit( 0 ); | |
214 | } | |
215 | } | |
216 | person1 = (struct person *) malloc( persize ); | |
217 | for( j = 0; j < 8; j++ ) { | |
218 | person1->tty[j] = user.ut_line[j]; | |
219 | person1->name[j] = user.ut_name[j]; | |
220 | } | |
221 | person1->name[8] = NULL; | |
222 | person1->tty[8] = NULL; | |
223 | person1->loginat = user.ut_time; | |
224 | person1->pwd = NILPWD; | |
225 | person1->loggedin = 1; | |
226 | numnames++; | |
227 | p = person1; | |
228 | while( read( uf, (char *) &user, usize ) == usize ) { | |
229 | if( user.ut_name[0] == NULL ) continue; | |
230 | p->link = (struct person *) malloc( persize ); | |
231 | p = p->link; | |
232 | for( j = 0; j < 8; j++ ) { | |
233 | p->tty[j] = user.ut_line[j]; | |
234 | p->name[j] = user.ut_name[j]; | |
235 | } | |
236 | p->name[8] = NULL; | |
237 | p->tty[8] = NULL; | |
238 | p->loginat = user.ut_time; | |
239 | p->pwd = NILPWD; | |
240 | p->loggedin = 1; | |
241 | numnames++; | |
242 | } | |
243 | p->link = NILPERS; | |
244 | close( uf ); | |
245 | } | |
246 | else { | |
247 | fprintf( stderr, "finger: error opening %s\n", USERLOG ); | |
248 | exit( 2 ); | |
249 | } | |
250 | ||
251 | /* if we are doing it, read /etc/passwd for the useful info */ | |
252 | ||
253 | if( unquick ) { | |
254 | setpwent(); | |
255 | fwopen(); | |
256 | i = numnames; | |
257 | while( ( (pw = getpwent()) != NILPWD ) && ( i > 0 ) ) { | |
258 | p = person1; | |
259 | do { | |
260 | if( p->pwd == NILPWD ) { | |
261 | if( strcmp( p->name, pw->pw_name ) == 0 ) { | |
262 | p->pwd = (struct passwd *) malloc( pwdsize ); | |
263 | pwdcopy( p->pwd, pw ); | |
264 | decode( p ); | |
265 | i--; | |
266 | } | |
267 | } | |
268 | p = p->link; | |
269 | } while( p != NILPERS ); | |
270 | } | |
271 | fwclose(); | |
272 | endpwent(); | |
273 | } | |
274 | } | |
275 | ||
276 | /* get names from command line and check to see if they're logged in */ | |
277 | ||
278 | else { | |
279 | unshort = ( small == 1 ? 0 : 1 ); | |
280 | i++; | |
281 | person1 = (struct person *) malloc( persize ); | |
282 | strcpy( person1->name, (argv++)[ 0 ] ); | |
283 | person1->loggedin = 0; | |
284 | person1->pwd = NILPWD; | |
285 | numnames++; | |
286 | p = person1; | |
287 | while( i++ <= argc ) { | |
288 | p->link = (struct person *) malloc( persize ); | |
289 | p = p->link; | |
290 | strcpy( p->name, (argv++)[ 0 ] ); | |
291 | p->loggedin = 0; | |
292 | p->pwd = NILPWD; | |
293 | numnames++; | |
294 | } | |
295 | p->link = NILPERS; | |
296 | pend = p; | |
297 | ||
298 | /* if we are doing it, read /etc/passwd for the useful info */ | |
299 | ||
300 | orgnumnames = numnames; | |
301 | if( unquick ) { | |
302 | setpwent(); | |
303 | while( ( pw = getpwent() ) != NILPWD ) { | |
304 | p = person1; | |
305 | i = 0; | |
306 | do { | |
307 | if( strcmp( p->name, pw->pw_name ) == 0 || | |
308 | matchcmp( pw->pw_gecos, pw->pw_name, p->name ) ) { | |
309 | if( p->pwd == NILPWD ) { | |
310 | p->pwd = (struct passwd *) malloc( pwdsize ); | |
311 | pwdcopy( p->pwd, pw ); | |
312 | } | |
313 | else { | |
314 | pend->link = (struct person *) malloc(persize); | |
315 | pend = pend->link; | |
316 | pend->link = NILPERS; | |
317 | strcpy( pend->name, p->name ); | |
318 | pend->pwd = (struct passwd *) malloc(pwdsize); | |
319 | pwdcopy( pend->pwd, pw ); | |
320 | numnames++; | |
321 | } | |
322 | } | |
323 | p = p->link; | |
324 | } while( ++i < orgnumnames ); | |
325 | } | |
326 | endpwent(); | |
327 | } | |
328 | ||
329 | /* Now get login information */ | |
330 | ||
331 | if( ( uf = open(USERLOG, 0) ) >= 0 ) { | |
332 | while( read( uf, (char *) &user, usize ) == usize ) { | |
333 | if( user.ut_name[0] == NULL ) continue; | |
334 | p = person1; | |
335 | do { | |
336 | pw = p->pwd; | |
337 | if( pw == NILPWD ) { | |
338 | p = p->link; | |
339 | continue; | |
340 | } | |
341 | i = 0; | |
342 | while((i < 8) && (pw->pw_name[i] == user.ut_name[i])) { | |
343 | if( pw->pw_name[i] == NULL ) { | |
344 | i = 8; | |
345 | break; | |
346 | } | |
347 | i++; | |
348 | } | |
349 | if( i == 8 ) { | |
350 | if( p->loggedin == 1 ) { | |
351 | pend->link = (struct person *) malloc(persize); | |
352 | pend = pend->link; | |
353 | pend->link = NILPERS; | |
354 | strcpy( pend->name, p->name ); | |
355 | for( j = 0; j < 8; j++ ) { | |
356 | pend->tty[j] = user.ut_line[j]; | |
357 | } | |
358 | pend->tty[ 8 ] = NULL; | |
359 | pend->loginat = user.ut_time; | |
360 | pend->loggedin = 2; | |
361 | pend->pwd = (struct passwd *) malloc(pwdsize); | |
362 | pwdcopy( pend->pwd, pw ); | |
363 | numnames++; | |
364 | } | |
365 | else { | |
366 | if( p->loggedin != 2 ) { | |
367 | for( j = 0; j < 8; j++ ) { | |
368 | p->tty[j] = user.ut_line[j]; | |
369 | } | |
370 | p->tty[ 8 ] = NULL; | |
371 | p->loginat = user.ut_time; | |
372 | p->loggedin = 1; | |
373 | } | |
374 | } | |
375 | } | |
376 | p = p->link; | |
377 | } while( p != NILPERS ); | |
378 | } | |
379 | fwopen(); | |
380 | p = person1; | |
381 | while( p != NILPERS ) { | |
382 | if( p->loggedin == 2 ) { | |
383 | p->loggedin = 1; | |
384 | } | |
385 | decode( p ); | |
386 | p = p->link; | |
387 | } | |
388 | fwclose(); | |
389 | close( uf ); | |
390 | } | |
391 | else { | |
392 | fprintf( stderr, "finger: error opening %s\n", USERLOG ); | |
393 | exit( 2 ); | |
394 | } | |
395 | } | |
396 | ||
397 | /* print out what we got */ | |
398 | ||
399 | if( header ) { | |
400 | if( unquick ) { | |
401 | if( !unshort ) { | |
402 | if( wide ) { | |
403 | printf( | |
404 | "Login Name TTY Idle When Office\n" ); | |
405 | } | |
406 | else { | |
407 | printf( | |
408 | "Login TTY Idle When Office\n" ); | |
409 | } | |
410 | } | |
411 | } | |
412 | else { | |
413 | printf( "Login TTY When" ); | |
414 | if( idle ) { | |
415 | printf( " Idle" ); | |
416 | } | |
417 | printf( "\n" ); | |
418 | } | |
419 | } | |
420 | p = person1; | |
421 | do { | |
422 | if( unquick ) { | |
423 | if( unshort ) { | |
424 | personprint( p ); | |
425 | if( p->pwd != NILPWD ) { | |
426 | if( hack ) { | |
427 | s = malloc(strlen((p->pwd)->pw_dir) + PROJLEN + 1 ); | |
428 | strcpy( s, (p->pwd)->pw_dir ); | |
429 | strcat( s, PROJ ); | |
430 | if( ( fp = fopen( s, "r") ) != NULL ) { | |
431 | printf( "Project: " ); | |
432 | while( ( c = getc(fp) ) != EOF ) { | |
433 | if( c == LINEBREAK ) { | |
434 | break; | |
435 | } | |
436 | putc( c, stdout ); | |
437 | } | |
438 | fclose( fp ); | |
439 | printf( "\n" ); | |
440 | } | |
441 | } | |
442 | if( plan ) { | |
443 | s = malloc( strlen( (p->pwd)->pw_dir ) + PLANLEN + 1 ); | |
444 | strcpy( s, (p->pwd)->pw_dir ); | |
445 | strcat( s, PLAN ); | |
446 | if( ( fp = fopen( s, "r") ) == NULL ) { | |
447 | printf( "No Plan.\n" ); | |
448 | } | |
449 | else { | |
450 | printf( "Plan:\n" ); | |
451 | while( ( c = getc(fp) ) != EOF ) { | |
452 | putc( c, stdout ); | |
453 | } | |
454 | fclose( fp ); | |
455 | } | |
456 | } | |
457 | } | |
458 | if( p->link != NILPERS ) { | |
459 | printf( "\n" ); | |
460 | } | |
461 | } | |
462 | else { | |
463 | shortprint( p ); | |
464 | } | |
465 | } | |
466 | else { | |
467 | quickprint( p ); | |
468 | } | |
469 | p = p->link; | |
470 | } while( p != NILPERS ); | |
471 | exit(1); | |
472 | } | |
473 | ||
474 | ||
475 | /* given a pointer to a pwd (pfrom) copy it to another one, allocating | |
476 | * space for all the stuff in it. Note: Only the useful (what the | |
477 | * program currently uses) things are copied. | |
478 | */ | |
479 | ||
480 | pwdcopy( pto, pfrom ) /* copy relevant fields only */ | |
481 | ||
482 | struct passwd *pto, *pfrom; | |
483 | { | |
484 | pto->pw_name = malloc( strlen( pfrom->pw_name ) + 1 ); | |
485 | strcpy( pto->pw_name, pfrom->pw_name ); | |
486 | pto->pw_uid = pfrom->pw_uid; | |
487 | pto->pw_gecos = malloc( strlen( pfrom->pw_gecos ) + 1 ); | |
488 | strcpy( pto->pw_gecos, pfrom->pw_gecos ); | |
489 | pto->pw_dir = malloc( strlen( pfrom->pw_dir ) + 1 ); | |
490 | strcpy( pto->pw_dir, pfrom->pw_dir ); | |
491 | pto->pw_shell = malloc( strlen( pfrom->pw_shell ) + 1 ); | |
492 | strcpy( pto->pw_shell, pfrom->pw_shell ); | |
493 | } | |
494 | ||
495 | ||
496 | /* print out information on quick format giving just name, tty, login time | |
497 | * and idle time if idle is set. | |
498 | */ | |
499 | ||
500 | quickprint( pers ) | |
501 | ||
502 | struct person *pers; | |
503 | { | |
504 | int idleprinted; | |
505 | ||
506 | printf( "%-8.8s", pers->name ); | |
507 | printf( " " ); | |
508 | if( pers->loggedin ) { | |
509 | if( idle ) { | |
510 | findidle( pers ); | |
511 | if( pers->writeable ) { | |
512 | printf( " %-8.8s %-16.16s", | |
513 | pers->tty, ctime( &pers->loginat ) ); | |
514 | } | |
515 | else { | |
516 | printf( "*%-8.8s %-16.16s", | |
517 | pers->tty, ctime( &pers->loginat ) ); | |
518 | } | |
519 | printf( " " ); | |
520 | idleprinted = ltimeprint( &pers->idletime ); | |
521 | } | |
522 | else { | |
523 | printf( " %-8.8s %-16.16s", | |
524 | pers->tty, ctime( &pers->loginat ) ); | |
525 | } | |
526 | } | |
527 | else { | |
528 | printf( " Not Logged In" ); | |
529 | } | |
530 | printf( "\n" ); | |
531 | } | |
532 | ||
533 | ||
534 | /* print out information in short format, giving login name, full name, | |
535 | * tty, idle time, login time, office location and phone. | |
536 | */ | |
537 | ||
538 | shortprint( pers ) | |
539 | ||
540 | struct person *pers; | |
541 | ||
542 | { | |
543 | struct passwd *pwdt = pers->pwd; | |
544 | char buf[ 26 ]; | |
545 | int i, len, offset, dialup; | |
546 | ||
547 | if( pwdt == NILPWD ) { | |
548 | printf( "%-8.8s", pers->name ); | |
549 | printf( " ???\n" ); | |
550 | return; | |
551 | } | |
552 | printf( "%-8.8s", pwdt->pw_name ); | |
553 | dialup = 0; | |
554 | if( wide ) { | |
555 | if( strlen( pers->realname ) > 0 ) { | |
556 | printf( " %-20.20s", pers->realname ); | |
557 | } | |
558 | else { | |
559 | printf( " ??? " ); | |
560 | } | |
561 | } | |
562 | if( pers->loggedin ) { | |
563 | if( pers->writeable ) { | |
564 | printf( " " ); | |
565 | } | |
566 | else { | |
567 | printf( " *" ); | |
568 | } | |
569 | } | |
570 | else { | |
571 | printf( " " ); | |
572 | } | |
573 | if( strlen( pers->tty ) > 0 ) { | |
574 | strcpy( buf, pers->tty ); | |
575 | if( (buf[0] == 't') && (buf[1] == 't') && (buf[2] == 'y') ) { | |
576 | offset = 3; | |
577 | for( i = 0; i < 2; i++ ) { | |
578 | buf[i] = buf[i + offset]; | |
579 | } | |
580 | } | |
581 | if( (buf[0] == 'd') && pers->loggedin ) { | |
582 | dialup = 1; | |
583 | } | |
584 | printf( "%-2.2s ", buf ); | |
585 | } | |
586 | else { | |
587 | printf( " " ); | |
588 | } | |
589 | strcpy( buf, ctime( &pers->loginat ) ); | |
590 | if( pers->loggedin ) { | |
591 | stimeprint( &pers->idletime ); | |
592 | offset = 7; | |
593 | for( i = 4; i < 19; i++ ) { | |
594 | buf[i] = buf[i + offset]; | |
595 | } | |
596 | printf( " %-9.9s ", buf ); | |
597 | } | |
598 | else { | |
599 | printf( " " ); | |
600 | offset = 4; | |
601 | for( i = 0; i <22; i++ ) { | |
602 | buf[i] = buf[i + offset]; | |
603 | } | |
604 | printf( "<%-12.12s>", buf ); | |
605 | } | |
606 | len = strlen( pers->homephone ); | |
607 | if( dialup && (len > 0) ) { | |
608 | if( len == 8 ) { | |
609 | printf( " " ); | |
610 | } | |
611 | else { | |
612 | if( len == 12 ) { | |
613 | printf( " " ); | |
614 | } | |
615 | else { | |
616 | for( i = 1; i <= 21 - len; i++ ) { | |
617 | printf( " " ); | |
618 | } | |
619 | } | |
620 | } | |
621 | printf( "%s", pers->homephone ); | |
622 | } | |
623 | else { | |
624 | if( strlen( pers->office ) > 0 ) { | |
625 | printf( " %-11.11s", pers->office ); | |
626 | if( strlen( pers->officephone ) > 0 ) { | |
627 | printf( " %8.8s", pers->officephone ); | |
628 | } | |
629 | else { | |
630 | if( len == 8 ) { | |
631 | printf( " %8.8s", pers->homephone ); | |
632 | } | |
633 | } | |
634 | } | |
635 | else { | |
636 | if( strlen( pers->officephone ) > 0 ) { | |
637 | printf( " %8.8s", pers->officephone ); | |
638 | } | |
639 | else { | |
640 | if( len == 8 ) { | |
641 | printf( " %8.8s", pers->homephone ); | |
642 | } | |
643 | else { | |
644 | if( len == 12 ) { | |
645 | printf( " %12.12s", pers->homephone ); | |
646 | } | |
647 | } | |
648 | } | |
649 | } | |
650 | } | |
651 | printf( "\n" ); | |
652 | } | |
653 | ||
654 | ||
655 | /* print out a person in long format giving all possible information. | |
656 | * directory and shell are inhibited if unbrief is clear. | |
657 | */ | |
658 | ||
659 | personprint( pers ) | |
660 | ||
661 | struct person *pers; | |
662 | ||
663 | { | |
664 | struct passwd *pwdt = pers->pwd; | |
665 | int idleprinted; | |
666 | ||
667 | if( pwdt == NILPWD ) { | |
668 | printf( "Login name: %-10s", pers->name ); | |
669 | printf( " " ); | |
670 | printf( "In real life: ???\n"); | |
671 | return; | |
672 | } | |
673 | printf( "Login name: %-10s", pwdt->pw_name ); | |
674 | if( pers->loggedin ) { | |
675 | if( pers->writeable ) { | |
676 | printf( " " ); | |
677 | } | |
678 | else { | |
679 | printf( " (messages off) " ); | |
680 | } | |
681 | } | |
682 | else { | |
683 | printf( " " ); | |
684 | } | |
685 | if( strlen( pers->realname ) > 0 ) { | |
686 | printf( "In real life: %-s", pers->realname ); | |
687 | } | |
688 | if( strlen( pers->office ) > 0 ) { | |
689 | printf( "\nOffice: %-.11s", pers->office ); | |
690 | if( strlen( pers->officephone ) > 0 ) { | |
691 | printf( ", %s", pers->officephone ); | |
692 | if( strlen( pers->homephone ) > 0 ) { | |
693 | printf( " Home phone: %s", pers->homephone ); | |
694 | } | |
695 | else { | |
696 | if( strlen( pers->random ) > 0 ) { | |
697 | printf( " %s", pers->random ); | |
698 | } | |
699 | } | |
700 | } | |
701 | else { | |
702 | if( strlen( pers->homephone ) > 0 ) { | |
703 | printf(" Home phone: %s",pers->homephone); | |
704 | } | |
705 | if( strlen( pers->random ) > 0 ) { | |
706 | printf( " %s", pers->random ); | |
707 | } | |
708 | } | |
709 | } | |
710 | else { | |
711 | if( strlen( pers->officephone ) > 0 ) { | |
712 | printf( "\nPhone: %s", pers->officephone ); | |
713 | if( strlen( pers->homephone ) > 0 ) { | |
714 | printf( "\n, %s", pers->homephone ); | |
715 | if( strlen( pers->random ) > 0 ) { | |
716 | printf( ", %s", pers->random ); | |
717 | } | |
718 | } | |
719 | else { | |
720 | if( strlen( pers->random ) > 0 ) { | |
721 | printf( "\n, %s", pers->random ); | |
722 | } | |
723 | } | |
724 | } | |
725 | else { | |
726 | if( strlen( pers->homephone ) > 0 ) { | |
727 | printf( "\nPhone: %s", pers->homephone ); | |
728 | if( strlen( pers->random ) > 0 ) { | |
729 | printf( "%s", pers->random ); | |
730 | } | |
731 | } | |
732 | else { | |
733 | if( strlen( pers->random ) > 0 ) { | |
734 | printf( "\n%s", pers->random ); | |
735 | } | |
736 | } | |
737 | } | |
738 | } | |
739 | if( unbrief ) { | |
740 | printf( "\n" ); | |
741 | printf( "Directory: %-25s", pwdt->pw_dir ); | |
742 | if( strlen( pwdt->pw_shell ) > 0 ) { | |
743 | printf( " Shell: %-s", pwdt->pw_shell ); | |
744 | } | |
745 | } | |
746 | if( pers->loggedin ) { | |
747 | register char *ep = ctime( &pers->loginat ); | |
748 | printf("\nOn since %15.15s on %-8.8s ", &ep[4], pers->tty ); | |
749 | idleprinted = ltimeprint( &pers->idletime ); | |
750 | if( idleprinted ) { | |
751 | printf( " Idle Time" ); | |
752 | } | |
753 | } | |
754 | else { | |
755 | register char *ep = ctime( &pers->loginat ); | |
756 | printf("\nLast login %16.16s on %.8s", ep, pers->tty ); | |
757 | } | |
758 | printf( "\n" ); | |
759 | } | |
760 | ||
761 | ||
762 | /* | |
763 | * very hacky section of code to print phone numbers. filled with | |
764 | * magic constants like 4, 7 and 10. | |
765 | */ | |
766 | ||
767 | char *phone( s, len ) | |
768 | ||
769 | char *s; | |
770 | int len; | |
771 | { | |
772 | char *strsave(); | |
773 | char fonebuf[ 15 ]; | |
774 | int i; | |
775 | ||
776 | switch (len) { | |
777 | ||
778 | case 4: | |
779 | fonebuf[ 0 ] = ' '; | |
780 | fonebuf[ 1 ] = 'x'; | |
781 | fonebuf[ 2 ] = '2'; | |
782 | fonebuf[ 3 ] = '-'; | |
783 | for( i = 0; i <= 3; i++ ) { | |
784 | fonebuf[ 4 + i ] = *s++; | |
785 | } | |
786 | fonebuf[ 8 ] = NULL; | |
787 | return( strsave( &fonebuf[0] ) ); | |
788 | break; | |
789 | ||
790 | case 7: | |
791 | for( i = 0; i <= 2; i++ ) { | |
792 | fonebuf[ i ] = *s++; | |
793 | } | |
794 | fonebuf[ 3 ] = '-'; | |
795 | for( i = 0; i <= 3; i++ ) { | |
796 | fonebuf[ 4 + i ] = *s++; | |
797 | } | |
798 | fonebuf[ 8 ] = NULL; | |
799 | return( strsave( &fonebuf[0] ) ); | |
800 | break; | |
801 | ||
802 | case 10: | |
803 | for( i = 0; i <= 2; i++ ) { | |
804 | fonebuf[ i ] = *s++; | |
805 | } | |
806 | fonebuf[ 3 ] = '-'; | |
807 | for( i = 0; i <= 2; i++ ) { | |
808 | fonebuf[ 4 + i ] = *s++; | |
809 | } | |
810 | fonebuf[ 7 ] = '-'; | |
811 | for( i = 0; i <= 3; i++ ) { | |
812 | fonebuf[ 8 + i ] = *s++; | |
813 | } | |
814 | fonebuf[ 12 ] = NULL; | |
815 | return( strsave( &fonebuf[0] ) ); | |
816 | break; | |
817 | ||
818 | default: | |
819 | fprintf( stderr, "finger: error in phone numbering\n" ); | |
820 | return( strsave(s) ); | |
821 | break; | |
822 | } | |
823 | } | |
824 | ||
825 | ||
826 | /* decode the information in the gecos field of /etc/passwd | |
827 | * another hacky section of code, but given the format the stuff is in... | |
828 | */ | |
829 | ||
830 | decode( pers ) | |
831 | ||
832 | struct person *pers; | |
833 | ||
834 | { | |
835 | struct passwd *pwdt = pers->pwd; | |
836 | char buffer[ 40 ], *bp, *gp, *lp; | |
837 | char *phone(); | |
838 | int alldigits; | |
839 | int len; | |
840 | int i; | |
841 | ||
842 | pers->realname = NULLSTR; | |
843 | pers->office = NULLSTR; | |
844 | pers->officephone = NULLSTR; | |
845 | pers->homephone = NULLSTR; | |
846 | pers->random = NULLSTR; | |
847 | if( pwdt != NILPWD ) { | |
848 | gp = pwdt->pw_gecos; | |
849 | bp = &buffer[ 0 ]; | |
850 | if( *gp == ASTERISK ) { | |
851 | gp++; | |
852 | } | |
853 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
854 | if( *gp == SAMENAME ) { | |
855 | lp = pwdt->pw_name; | |
856 | *bp++ = CAPITALIZE(*lp++); | |
857 | while( *lp != NULL ) { | |
858 | *bp++ = *lp++; | |
859 | } | |
860 | } | |
861 | else { | |
862 | *bp++ = *gp; | |
863 | } | |
864 | gp++; | |
865 | } | |
866 | *bp = NULL; | |
867 | pers->realname = malloc( strlen( &buffer[0] ) + 1 ); | |
868 | strcpy( pers->realname, &buffer[0] ); | |
869 | if( *gp++ == COMMA ) { | |
870 | alldigits = 1; | |
871 | bp = &buffer[ 0 ]; | |
872 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
873 | *bp = *gp++; | |
874 | alldigits = alldigits && ('0' <= *bp) && (*bp <= '9'); | |
875 | bp++; | |
876 | } | |
877 | *bp = NULL; | |
878 | len = strlen( &buffer[0] ); | |
879 | if( buffer[ len - 1 ] == CORY ) { | |
880 | strcpy( &buffer[ len - 1 ], " Cory" ); | |
881 | pers->office = malloc( len + 5 ); | |
882 | strcpy( pers->office, &buffer[0] ); | |
883 | } | |
884 | else { | |
885 | if( buffer[ len - 1 ] == EVANS ) { | |
886 | strcpy( &buffer[ len - 1 ], " Evans" ); | |
887 | pers->office = malloc( len + 6 ); | |
888 | strcpy( pers->office, &buffer[0] ); | |
889 | } | |
890 | else { | |
891 | if( buffer[ len - 1 ] == 'L' ) { | |
892 | strcpy( &buffer[ len - 3 ], " LBL" ); | |
893 | pers->office = malloc( len + 2 ); | |
894 | strcpy( pers->office, &buffer[0] ); | |
895 | } | |
896 | else { | |
897 | if( alldigits ) { | |
898 | if( len == 4 ) { | |
899 | pers->officephone = phone(&buffer[0], len); | |
900 | } | |
901 | else { | |
902 | if( (len == 7) || (len == 10) ) { | |
903 | pers->homephone = phone(&buffer[0],len); | |
904 | } | |
905 | } | |
906 | } | |
907 | else { | |
908 | pers->random = malloc( len + 1 ); | |
909 | strcpy( pers->random, &buffer[0] ); | |
910 | } | |
911 | } | |
912 | } | |
913 | } | |
914 | if( *gp++ == COMMA ) { | |
915 | bp = &buffer[ 0 ]; | |
916 | alldigits = 1; | |
917 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
918 | *bp = *gp++; | |
919 | alldigits = alldigits && ('0' <= *bp) && (*bp <= '9'); | |
920 | bp++; | |
921 | } | |
922 | *bp = NULL; | |
923 | len = strlen( &buffer[0] ); | |
924 | if( alldigits ) { | |
925 | if( len != 4 ) { | |
926 | if( (len == 7) || (len == 10) ) { | |
927 | pers->homephone = phone( &buffer[0], len ); | |
928 | } | |
929 | else { | |
930 | pers->random = malloc( len + 1 ); | |
931 | strcpy( pers->random, &buffer[0] ); | |
932 | } | |
933 | } | |
934 | else { | |
935 | pers->officephone = phone( &buffer[0], len ); | |
936 | } | |
937 | } | |
938 | else { | |
939 | pers->random = malloc( len + 1 ); | |
940 | strcpy( pers->random, &buffer[0] ); | |
941 | } | |
942 | if( *gp++ == COMMA ) { | |
943 | bp = &buffer[ 0 ]; | |
944 | alldigits = 1; | |
945 | while( (*gp != NULL) && (*gp != COMMA) ) { | |
946 | *bp = *gp++; | |
947 | alldigits = alldigits && ('0' <= *bp) && | |
948 | (*bp <= '9'); | |
949 | bp++; | |
950 | } | |
951 | *bp = NULL; | |
952 | len = strlen( &buffer[0] ); | |
953 | if( alldigits && ( (len == 7) || (len == 10) ) ) { | |
954 | if( pers->homephone != NULL ) { | |
955 | pers->officephone = pers->homephone; | |
956 | } | |
957 | pers->homephone = phone( &buffer[0], len ); | |
958 | } | |
959 | else { | |
960 | pers->random = malloc( strlen( &buffer[0] ) + 1 ); | |
961 | strcpy( pers->random, &buffer[0] ); | |
962 | } | |
963 | } | |
964 | } | |
965 | } | |
966 | if( pers->loggedin == 0 ) { | |
967 | findwhen( pers ); | |
968 | } | |
969 | else { | |
970 | findidle( pers ); | |
971 | } | |
972 | } | |
973 | } | |
974 | ||
975 | ||
976 | /* find the last log in of a user by checking the LASTLOG file. | |
977 | * the entry is indexed by the uid, so this can only be done if | |
978 | * the uid is known (which it isn't in quick mode) | |
979 | */ | |
980 | ||
981 | fwopen() | |
982 | { | |
983 | if( ( lf = open(LASTLOG, 0) ) >= 0 ) { | |
984 | llopenerr = 0; | |
985 | } | |
986 | else { | |
987 | fprintf( stderr, "finger: lastlog open error\n" ); | |
988 | llopenerr = 1; | |
989 | } | |
990 | } | |
991 | ||
992 | ||
993 | findwhen( pers ) | |
994 | ||
995 | struct person *pers; | |
996 | { | |
997 | struct passwd *pwdt = pers->pwd; | |
998 | struct lastlog ll; | |
999 | int llsize = sizeof ll; | |
1000 | int i; | |
1001 | ||
1002 | if( !llopenerr ) { | |
1003 | lseek( lf, pwdt->pw_uid*llsize, 0 ); | |
1004 | if( read( lf, (char *) &ll, llsize ) == llsize ) { | |
1005 | for( i = 0; i < 8; i++ ) { | |
1006 | pers->tty[ i ] = ll.ll_line[ i ]; | |
1007 | } | |
1008 | pers->tty[ 8 ] = NULL; | |
1009 | pers->loginat = ll.ll_time; | |
1010 | } | |
1011 | else { | |
1012 | fprintf( stderr, "finger: lastlog read error\n" ); | |
1013 | pers->tty[ 0 ] = NULL; | |
1014 | pers->loginat = 0L; | |
1015 | } | |
1016 | } | |
1017 | else { | |
1018 | pers->tty[ 0 ] = NULL; | |
1019 | pers->loginat = 0L; | |
1020 | } | |
1021 | } | |
1022 | ||
1023 | ||
1024 | fwclose() | |
1025 | { | |
1026 | if( !llopenerr ) { | |
1027 | close( lf ); | |
1028 | } | |
1029 | } | |
1030 | ||
1031 | ||
1032 | /* find the idle time of a user by doing a stat on /dev/histty, | |
1033 | * where histty has been gotten from USERLOG, supposedly. | |
1034 | */ | |
1035 | ||
1036 | findidle( pers ) | |
1037 | ||
1038 | struct person *pers; | |
1039 | { | |
1040 | struct stat ttystatus; | |
1041 | struct passwd *pwdt = pers->pwd; | |
1042 | char buffer[ 20 ]; | |
1043 | char *TTY = "/dev/"; | |
1044 | int TTYLEN = strlen( TTY ); | |
1045 | int i; | |
1046 | ||
1047 | strcpy( &buffer[0], TTY ); | |
1048 | i = 0; | |
1049 | do { | |
1050 | buffer[ TTYLEN + i ] = pers->tty[ i ]; | |
1051 | } while( ++i <= 8 ); | |
1052 | if( stat( &buffer[0], &ttystatus ) >= 0 ) { | |
1053 | time( &tloc ); | |
1054 | if( tloc < ttystatus.st_atime ) { | |
1055 | pers->idletime = 0L; | |
1056 | } | |
1057 | else { | |
1058 | pers->idletime = tloc - ttystatus.st_atime; | |
1059 | } | |
1060 | if( (ttystatus.st_mode & TALKABLE) == TALKABLE ) { | |
1061 | pers->writeable = 1; | |
1062 | } | |
1063 | else { | |
1064 | pers->writeable = 0; | |
1065 | } | |
1066 | } | |
1067 | else { | |
1068 | fprintf( stderr, "finger: error STATing %s\n", &buffer[0] ); | |
1069 | exit( 4 ); | |
1070 | } | |
1071 | } | |
1072 | ||
1073 | ||
1074 | /* print idle time in short format; this program always prints 4 characters; | |
1075 | * if the idle time is zero, it prints 4 blanks. | |
1076 | */ | |
1077 | ||
1078 | stimeprint( dt ) | |
1079 | ||
1080 | long *dt; | |
1081 | { | |
1082 | struct tm *gmtime(); | |
1083 | struct tm *delta; | |
1084 | ||
1085 | delta = gmtime( dt ); | |
1086 | if( delta->tm_yday == 0 ) { | |
1087 | if( delta->tm_hour == 0 ) { | |
1088 | if( delta->tm_min >= 10 ) { | |
1089 | printf( " %2.2d ", delta->tm_min ); | |
1090 | } | |
1091 | else { | |
1092 | if( delta->tm_min == 0 ) { | |
1093 | printf( " " ); | |
1094 | } | |
1095 | else { | |
1096 | printf( " %1.1d ", delta->tm_min ); | |
1097 | } | |
1098 | } | |
1099 | } | |
1100 | else { | |
1101 | if( delta->tm_hour >= 10 ) { | |
1102 | printf( "%3.3d:", delta->tm_hour ); | |
1103 | } | |
1104 | else { | |
1105 | printf( "%1.1d:%02.2d", delta->tm_hour, delta->tm_min ); | |
1106 | } | |
1107 | } | |
1108 | } | |
1109 | else { | |
1110 | printf( "%3dd", delta->tm_yday ); | |
1111 | } | |
1112 | } | |
1113 | ||
1114 | ||
1115 | /* print idle time in long format with care being taken not to pluralize | |
1116 | * 1 minutes or 1 hours or 1 days. | |
1117 | */ | |
1118 | ||
1119 | ltimeprint( dt ) | |
1120 | ||
1121 | long *dt; | |
1122 | { | |
1123 | struct tm *gmtime(); | |
1124 | struct tm *delta; | |
1125 | int printed = 1; | |
1126 | ||
1127 | delta = gmtime( dt ); | |
1128 | if( delta->tm_yday == 0 ) { | |
1129 | if( delta->tm_hour == 0 ) { | |
1130 | if( delta->tm_min >= 10 ) { | |
1131 | printf( "%2d minutes", delta->tm_min ); | |
1132 | } | |
1133 | else { | |
1134 | if( delta->tm_min == 0 ) { | |
1135 | if( delta->tm_sec > 10 ) { | |
1136 | printf( "%2d seconds", delta->tm_sec ); | |
1137 | } | |
1138 | else { | |
1139 | printed = 0; | |
1140 | } | |
1141 | } | |
1142 | else { | |
1143 | if( delta->tm_min == 1 ) { | |
1144 | if( delta->tm_sec == 1 ) { | |
1145 | printf( "%1d minute %1d second", | |
1146 | delta->tm_min, delta->tm_sec ); | |
1147 | } | |
1148 | else { | |
1149 | printf( "%1d minute %d seconds", | |
1150 | delta->tm_min, delta->tm_sec ); | |
1151 | } | |
1152 | } | |
1153 | else { | |
1154 | if( delta->tm_sec == 1 ) { | |
1155 | printf( "%1d minutes %1d second", | |
1156 | delta->tm_min, delta->tm_sec ); | |
1157 | } | |
1158 | else { | |
1159 | printf( "%1d minutes %d seconds", | |
1160 | delta->tm_min, delta->tm_sec ); | |
1161 | } | |
1162 | } | |
1163 | } | |
1164 | } | |
1165 | } | |
1166 | else { | |
1167 | if( delta->tm_hour >= 10 ) { | |
1168 | printf( "%2d hours", delta->tm_hour ); | |
1169 | } | |
1170 | else { | |
1171 | if( delta->tm_hour == 1 ) { | |
1172 | if( delta->tm_min == 1 ) { | |
1173 | printf( "%1d hour %1d minute", | |
1174 | delta->tm_hour, delta->tm_min ); | |
1175 | } | |
1176 | else { | |
1177 | printf( "%1d hour %2d minutes", | |
1178 | delta->tm_hour, delta->tm_min ); | |
1179 | } | |
1180 | } | |
1181 | else { | |
1182 | if( delta->tm_min == 1 ) { | |
1183 | printf( "%1d hours %1d minute", | |
1184 | delta->tm_hour, delta->tm_min ); | |
1185 | } | |
1186 | else { | |
1187 | printf( "%1d hours %2d minutes", | |
1188 | delta->tm_hour, delta->tm_min ); | |
1189 | } | |
1190 | } | |
1191 | } | |
1192 | } | |
1193 | } | |
1194 | else { | |
1195 | if( delta->tm_yday >= 10 ) { | |
1196 | printf( "%2d days", delta->tm_yday ); | |
1197 | } | |
1198 | else { | |
1199 | if( delta->tm_yday == 1 ) { | |
1200 | if( delta->tm_hour == 1 ) { | |
1201 | printf( "%1d day %1d hour", | |
1202 | delta->tm_yday, delta->tm_hour ); | |
1203 | } | |
1204 | else { | |
1205 | printf( "%1d day %2d hours", | |
1206 | delta->tm_yday, delta->tm_hour ); | |
1207 | } | |
1208 | } | |
1209 | else { | |
1210 | if( delta->tm_hour == 1 ) { | |
1211 | printf( "%1d days %1d hour", | |
1212 | delta->tm_yday, delta->tm_hour ); | |
1213 | } | |
1214 | else { | |
1215 | printf( "%1d days %2d hours", | |
1216 | delta->tm_yday, delta->tm_hour ); | |
1217 | } | |
1218 | } | |
1219 | } | |
1220 | } | |
1221 | return( printed ); | |
1222 | } | |
1223 | ||
1224 | ||
1225 | matchcmp( gname, login, given ) | |
1226 | ||
1227 | char *gname; | |
1228 | char *login; | |
1229 | char *given; | |
1230 | { | |
1231 | char buffer[ 20 ]; | |
1232 | char c; | |
1233 | int flag, i, unfound; | |
1234 | ||
1235 | if( !match ) { | |
1236 | return( 0 ); | |
1237 | } | |
1238 | else { | |
1239 | if( namecmp( login, given ) ) { | |
1240 | return( 1 ); | |
1241 | } | |
1242 | else { | |
1243 | if( *gname == ASTERISK ) { | |
1244 | gname++; | |
1245 | } | |
1246 | flag = 1; | |
1247 | i = 0; | |
1248 | unfound = 1; | |
1249 | while( unfound ) { | |
1250 | if( flag ) { | |
1251 | c = *gname++; | |
1252 | if( c == SAMENAME ) { | |
1253 | flag = 0; | |
1254 | c = *login++; | |
1255 | } | |
1256 | else { | |
1257 | unfound = (*gname != COMMA) && (*gname != NULL); | |
1258 | } | |
1259 | } | |
1260 | else { | |
1261 | c = *login++; | |
1262 | if( c == NULL ) { | |
1263 | if( (*gname == COMMA) || (*gname == NULL) ) { | |
1264 | break; | |
1265 | } | |
1266 | else { | |
1267 | flag = 1; | |
1268 | continue; | |
1269 | } | |
1270 | } | |
1271 | } | |
1272 | if( c == BLANK ) { | |
1273 | buffer[i++] = NULL; | |
1274 | if( namecmp( buffer, given ) ) { | |
1275 | return( 1 ); | |
1276 | } | |
1277 | i = 0; | |
1278 | flag = 1; | |
1279 | } | |
1280 | else { | |
1281 | buffer[ i++ ] = c; | |
1282 | } | |
1283 | } | |
1284 | buffer[i++] = NULL; | |
1285 | if( namecmp( buffer, given ) ) { | |
1286 | return( 1 ); | |
1287 | } | |
1288 | else { | |
1289 | return( 0 ); | |
1290 | } | |
1291 | } | |
1292 | } | |
1293 | } | |
1294 | ||
1295 | ||
1296 | namecmp( name1, name2 ) | |
1297 | ||
1298 | char *name1; | |
1299 | char *name2; | |
1300 | { | |
1301 | char c1, c2; | |
1302 | ||
1303 | c1 = *name1; | |
1304 | if( (('A' <= c1) && (c1 <= 'Z')) || (('a' <= c1) && (c1 <= 'z')) ) { | |
1305 | c1 = CAPITALIZE( c1 ); | |
1306 | } | |
1307 | c2 = *name2; | |
1308 | if( (('A' <= c2) && (c2 <= 'Z')) || (('a' <= c2) && (c2 <= 'z')) ) { | |
1309 | c2 = CAPITALIZE( c2 ); | |
1310 | } | |
1311 | while( c1 == c2 ) { | |
1312 | if( c1 == NULL ) { | |
1313 | return( 1 ); | |
1314 | } | |
1315 | c1 = *++name1; | |
1316 | if( (('A'<=c1) && (c1<='Z')) || (('a'<=c1) && (c1<='z')) ) { | |
1317 | c1 = CAPITALIZE( c1 ); | |
1318 | } | |
1319 | c2 = *++name2; | |
1320 | if( (('A'<=c2) && (c2<='Z')) || (('a'<=c2) && (c2<='z')) ) { | |
1321 | c2 = CAPITALIZE( c2 ); | |
1322 | } | |
1323 | } | |
1324 | if( *name1 == NULL ) { | |
1325 | while( ('0' <= *name2) && (*name2 <= '9') ) { | |
1326 | name2++; | |
1327 | } | |
1328 | if( *name2 == NULL ) { | |
1329 | return( 1 ); | |
1330 | } | |
1331 | } | |
1332 | else { | |
1333 | if( *name2 == NULL ) { | |
1334 | while( ('0' <= *name1) && (*name1 <= '9') ) { | |
1335 | name1++; | |
1336 | } | |
1337 | if( *name1 == NULL ) { | |
1338 | return( 1 ); | |
1339 | } | |
1340 | } | |
1341 | } | |
1342 | return( 0 ); | |
1343 | } | |
1344 | ||
1345 | ||
1346 | char *strsave( s ) | |
1347 | ||
1348 | char *s; | |
1349 | { | |
1350 | char *malloc(); | |
1351 | char *p; | |
1352 | ||
1353 | p = malloc( strlen( s ) + 1 ); | |
1354 | strcpy( p, s ); | |
1355 | } |