1 /* See LICENSE file for copyright and license details. */
10 #define FLAG(x) (flag[(x)-'a'])
12 static void test(const char *, const char *);
14 static bool match = false;
16 static struct stat old, new;
19 main(int argc, char *argv[]) {
25 while((opt = getopt(argc, argv, "abcdefghln:o:pqrsuwx")) != -1)
27 case 'n': /* newer than file */
28 case 'o': /* older than file */
29 if(!(FLAG(opt) = !stat(optarg, (opt == 'n' ? &new : &old))))
32 default: /* miscellaneous operators */
35 case '?': /* error: unknown flag */
36 fprintf(stderr, "usage: %s [-abcdefghlpqrsuwx] [-n file] [-o file] [file...]\n", argv[0]);
40 while(fgets(buf, sizeof buf, stdin)) {
41 if((p = strchr(buf, '\n')))
45 for(; optind < argc; optind++)
46 if(FLAG('l') && (dir = opendir(argv[optind]))) {
47 /* test directory contents */
48 while((d = readdir(dir)))
49 if(snprintf(buf, sizeof buf, "%s/%s", argv[optind], d->d_name) < sizeof buf)
54 test(argv[optind], argv[optind]);
60 test(const char *path, const char *name) {
63 if(!stat(path, &st) && (FLAG('a') || name[0] != '.') /* hidden files */
64 && (!FLAG('b') || S_ISBLK(st.st_mode)) /* block special */
65 && (!FLAG('c') || S_ISCHR(st.st_mode)) /* character special */
66 && (!FLAG('d') || S_ISDIR(st.st_mode)) /* directory */
67 && (!FLAG('e') || access(path, F_OK) == 0) /* exists */
68 && (!FLAG('f') || S_ISREG(st.st_mode)) /* regular file */
69 && (!FLAG('g') || st.st_mode & S_ISGID) /* set-group-id flag */
70 && (!FLAG('h') || (!lstat(path, &ln) && S_ISLNK(ln.st_mode))) /* symbolic link */
71 && (!FLAG('n') || st.st_mtime > new.st_mtime) /* newer than file */
72 && (!FLAG('o') || st.st_mtime < old.st_mtime) /* older than file */
73 && (!FLAG('p') || S_ISFIFO(st.st_mode)) /* named pipe */
74 && (!FLAG('r') || access(path, R_OK) == 0) /* readable */
75 && (!FLAG('s') || st.st_size > 0) /* not empty */
76 && (!FLAG('u') || st.st_mode & S_ISUID) /* set-user-id flag */
77 && (!FLAG('w') || access(path, W_OK) == 0) /* writable */
78 && (!FLAG('x') || access(path, X_OK) == 0)) { /* executable */