1#include <stdio.h>
2#include <string.h>
3#include <errno.h>
4#include <libgen.h>
5#include <sys/stat.h>
6#include <sys/acl.h>
7
8const char *progname;
9
10int main(int argc, char *argv[])
11{
12	int n, ret = 0;
13
14	progname = basename(argv[0]);
15
16	if (argc == 1) {
17		printf("%s -- get access control lists of files\n"
18			"Usage: %s file ...\n",
19			progname, progname);
20		return 1;
21	}
22
23	for (n = 1; n < argc; n++) {
24		struct stat st;
25		acl_t acl, default_acl;
26		char *acl_text, *default_acl_text, *token;
27
28		if (stat(argv[n], &st) != 0) {
29			fprintf(stderr, "%s: %s: %s\n",
30				progname, argv[n], strerror(errno));
31			ret = 1;
32			continue;
33		}
34
35		acl = acl_get_file(argv[n], ACL_TYPE_ACCESS);
36		if (acl == NULL) {
37			fprintf(stderr, "%s: getting acl of %s: %s\n",
38				progname, argv[n], strerror(errno));
39			ret = 1;
40			continue;
41		}
42		acl_text = acl_to_text(acl, NULL);
43		acl_free(acl);
44
45		if (S_ISDIR(st.st_mode)) {
46			default_acl = acl_get_file(argv[n], ACL_TYPE_DEFAULT);
47			if (default_acl == NULL) {
48				acl_free(acl_text);
49				fprintf(stderr, "%s: getting default acl "
50					"of %s: %s\n", progname, argv[n],
51					strerror(errno));
52				ret = 1;
53				continue;
54			}
55			default_acl_text = acl_to_text(default_acl, NULL);
56			acl_free(default_acl);
57		}
58
59		printf("# file: %s\n"
60		       "# owner: %d\n"
61		       "# group: %d\n"
62		       "%s",
63			argv[n], st.st_uid, st.st_gid, acl_text);
64
65		if (S_ISDIR(st.st_mode)) {
66			token = strtok(default_acl_text, "\n");
67			while (token) {
68				printf("default:%s\n", token);
69				token = strtok(NULL, "\n");
70			}
71		}
72		printf("\n");
73
74		acl_free(acl_text);
75		acl_free(default_acl_text);
76	}
77	return ret;
78}
79
80