Code

git-verify-pack: more careful path handling
[git.git] / verify-pack.c
1 #include "cache.h"
2 #include "pack.h"
4 static int verify_one_pack(const char *path, int verbose)
5 {
6         char arg[PATH_MAX];
7         int len;
8         struct packed_git *g;
10         len = strlcpy(arg, path, PATH_MAX);
11         if (len >= PATH_MAX)
12                 return error("name too long: %s", path);
14         while (1) {
15                 /* Should name foo.idx, but foo.pack may be named;
16                  * convert it to foo.idx
17                  */
18                 if (has_extension(arg, len, ".pack")) {
19                         strcpy(arg + len - 5, ".idx");
20                         len--;
21                 }
22                 /* Should name foo.idx now */
23                 if ((g = add_packed_git(arg, len, 1)))
24                         break;
25                 /* No?  did you name just foo? */
26                 strcpy(arg + len, ".idx");
27                 len += 4;
28                 if ((g = add_packed_git(arg, len, 1)))
29                         break;
30                 return error("packfile %s not found.", arg);
31         }
32         return verify_pack(g, verbose);
33 }
35 static const char verify_pack_usage[] = "git-verify-pack [-v] <pack>...";
37 int main(int ac, char **av)
38 {
39         int errs = 0;
40         int verbose = 0;
41         int no_more_options = 0;
42         int nothing_done = 1;
44         while (1 < ac) {
45                 if (!no_more_options && av[1][0] == '-') {
46                         if (!strcmp("-v", av[1]))
47                                 verbose = 1;
48                         else if (!strcmp("--", av[1]))
49                                 no_more_options = 1;
50                         else
51                                 usage(verify_pack_usage);
52                 }
53                 else {
54                         if (verify_one_pack(av[1], verbose))
55                                 errs++;
56                         nothing_done = 0;
57                 }
58                 ac--; av++;
59         }
61         if (nothing_done)
62                 usage(verify_pack_usage);
64         return !!errs;
65 }