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sdiff udiff text old ( 77314 ) new ( 83452 )
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id.c (77314) id.c (83452)
1/*-
2 * Copyright (c) 1991, 1993
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

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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[] = "@(#)id.c 8.2 (Berkeley) 2/16/94";
43#endif
44static const char rcsid[] =
1/*-
2 * Copyright (c) 1991, 1993
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

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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[] = "@(#)id.c 8.2 (Berkeley) 2/16/94";
43#endif
44static const char rcsid[] =
45 "$FreeBSD: head/usr.bin/id/id.c 77314 2001-05-28 06:14:48Z dd $";
45 "$FreeBSD: head/usr.bin/id/id.c 83452 2001-09-14 14:04:08Z ru $";
46#endif /* not lint */
47
48#include <sys/param.h>
49
50#include <err.h>
51#include <grp.h>
52#include <pwd.h>
53#include <stdio.h>

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60void pline __P((struct passwd *));
61void pretty __P((struct passwd *));
62void group __P((struct passwd *, int));
63void usage __P((void));
64void user __P((struct passwd *));
65struct passwd *
66 who __P((char *));
67
46#endif /* not lint */
47
48#include <sys/param.h>
49
50#include <err.h>
51#include <grp.h>
52#include <pwd.h>
53#include <stdio.h>

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60void pline __P((struct passwd *));
61void pretty __P((struct passwd *));
62void group __P((struct passwd *, int));
63void usage __P((void));
64void user __P((struct passwd *));
65struct passwd *
66 who __P((char *));
67
68int isgroups, iswhoami;
69
68int
69main(argc, argv)
70 int argc;
71 char *argv[];
72{
73 struct group *gr;
74 struct passwd *pw;
75 int Gflag, Pflag, ch, gflag, id, nflag, pflag, rflag, uflag;
70int
71main(argc, argv)
72 int argc;
73 char *argv[];
74{
75 struct group *gr;
76 struct passwd *pw;
77 int Gflag, Pflag, ch, gflag, id, nflag, pflag, rflag, uflag;
78 const char *myname;
76
77 Gflag = Pflag = gflag = nflag = pflag = rflag = uflag = 0;
79
80 Gflag = Pflag = gflag = nflag = pflag = rflag = uflag = 0;
78 while ((ch = getopt(argc, argv, "PGgnpru")) != -1)
81
82 myname = strrchr(argv[0], '/');
83 myname = (myname != NULL) ? myname + 1 : argv[0];
84 if (strcmp(myname, "groups") == 0) {
85 isgroups = 1;
86 Gflag = nflag = 1;
87 }
88 else if (strcmp(myname, "whoami") == 0) {
89 iswhoami = 1;
90 uflag = nflag = 1;
91 }
92
93 while ((ch = getopt(argc, argv,
94 (isgroups || iswhoami) ? "" : "PGgnpru")) != -1)
79 switch(ch) {
80 case 'G':
81 Gflag = 1;
82 break;
83 case 'P':
84 Pflag = 1;
85 break;
86 case 'g':

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100 break;
101 case '?':
102 default:
103 usage();
104 }
105 argc -= optind;
106 argv += optind;
107
95 switch(ch) {
96 case 'G':
97 Gflag = 1;
98 break;
99 case 'P':
100 Pflag = 1;
101 break;
102 case 'g':

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116 break;
117 case '?':
118 default:
119 usage();
120 }
121 argc -= optind;
122 argv += optind;
123
124 if (iswhoami && argc > 0)
125 usage();
126
108 switch(Gflag + Pflag + gflag + pflag + uflag) {
109 case 1:
110 break;
111 case 0:
112 if (!nflag && !rflag)
113 break;
114 /* FALLTHROUGH */
115 default:

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342 (long)pw->pw_change, (long)pw->pw_expire, pw->pw_gecos,
343 pw->pw_dir, pw->pw_shell);
344}
345
346
347void
348usage()
349{
127 switch(Gflag + Pflag + gflag + pflag + uflag) {
128 case 1:
129 break;
130 case 0:
131 if (!nflag && !rflag)
132 break;
133 /* FALLTHROUGH */
134 default:

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361 (long)pw->pw_change, (long)pw->pw_expire, pw->pw_gecos,
362 pw->pw_dir, pw->pw_shell);
363}
364
365
366void
367usage()
368{
350 (void)fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n",
351 "usage: id [user]",
352 " id -G [-n] [user]",
353 " id -P [user]",
354 " id -g [-nr] [user]",
355 " id -p [user]",
356 " id -u [-nr] [user]");
369
370 if (isgroups)
371 (void)fprintf(stderr, "usage: groups [user]\n");
372 else if (iswhoami)
373 (void)fprintf(stderr, "usage: whoami\n");
374 else
375 (void)fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n",
376 "usage: id [user]",
377 " id -G [-n] [user]",
378 " id -P [user]",
379 " id -g [-nr] [user]",
380 " id -p [user]",
381 " id -u [-nr] [user]");
357 exit(1);
358}
382 exit(1);
383}