Commit | Line | Data |
---|---|---|
20775f81 | 1 | static char *sccsid = "@(#)chown.c 4.3 (Berkeley) %G%"; |
69e53de7 BJ |
2 | /* |
3 | * chown uid file ... | |
4 | */ | |
5 | ||
6 | #include <stdio.h> | |
7 | #include <ctype.h> | |
8 | #include <sys/types.h> | |
9 | #include <sys/stat.h> | |
10 | #include <pwd.h> | |
11 | ||
12 | struct passwd *pwd,*getpwnam(); | |
13 | struct stat stbuf; | |
14 | int uid; | |
15 | int status; | |
9a5d5654 | 16 | int fflag; |
69e53de7 BJ |
17 | |
18 | main(argc, argv) | |
19 | char *argv[]; | |
20 | { | |
21 | register c; | |
22 | ||
23 | if(argc < 3) { | |
9a5d5654 | 24 | printf("usage: chown -f uid file ...\n"); |
69e53de7 BJ |
25 | exit(4); |
26 | } | |
9a5d5654 KM |
27 | if (strcmp(argv[1], "-f") == 0) { |
28 | fflag++; | |
29 | argv++, argc--; | |
30 | } | |
69e53de7 BJ |
31 | if(isnumber(argv[1])) { |
32 | uid = atoi(argv[1]); | |
33 | goto cho; | |
34 | } | |
35 | if((pwd=getpwnam(argv[1])) == NULL) { | |
36 | printf("unknown user id: %s\n",argv[1]); | |
37 | exit(4); | |
38 | } | |
39 | uid = pwd->pw_uid; | |
40 | ||
41 | cho: | |
42 | for(c=2; c<argc; c++) { | |
20775f81 | 43 | lstat(argv[c], &stbuf); |
9a5d5654 | 44 | if(chown(argv[c], uid, stbuf.st_gid) < 0 && !fflag) { |
69e53de7 BJ |
45 | perror(argv[c]); |
46 | status = 1; | |
47 | } | |
48 | } | |
49 | exit(status); | |
50 | } | |
51 | ||
52 | isnumber(s) | |
53 | char *s; | |
54 | { | |
55 | register c; | |
56 | ||
57 | while(c = *s++) | |
58 | if(!isdigit(c)) | |
59 | return(0); | |
60 | return(1); | |
61 | } |