fb4aa7ce |
1 | #include <unistd.h> |
2 | #include <stdio.h> |
3 | #include <dirent.h> |
4 | #include <errno.h> |
5 | |
6 | int main(int argc, char *argv[]) { |
7 | |
8 | char *lex_path; |
9 | DIR *path; |
10 | struct dirent *dent; |
11 | |
12 | extern int errno; |
13 | |
14 | if(argc == 1) |
15 | lex_path = "./"; |
16 | |
17 | else if(argc == 2) |
18 | lex_path = argv[1]; |
19 | |
20 | else { |
21 | |
22 | printf("inappropriate number of args.\n"); |
23 | return 1; |
24 | } |
25 | |
26 | if(!(path = opendir(path))) { |
27 | |
28 | if(errno == EACCES) |
29 | printf("improper permissions to read dir.\n"); |
30 | |
31 | else if(errno == ENOENT) |
32 | printf("given directory does not exist.\n"); |
33 | |
34 | else if(errno == ENFILE) |
35 | printf("we're out of fd's.\n"); |
36 | |
37 | else if(errno == ENOTDIR) |
38 | printf("argument is not a directory.\n"); |
39 | |
40 | else |
41 | printf("an unspecified error occurred.\n"); |
42 | |
43 | return errno; |
44 | } |
45 | |
46 | if((dent = readdir(path)) != NULL) { |
47 | |
48 | if( |
49 | } |
50 | |
51 | return 0; |
52 | } |