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1 | #include "builtin.h" | |
2 | #include "cache.h" | |
3 | #include "progress.h" | |
4 | #include "parse-options.h" | |
5 | ||
6 | static const char * const prune_packed_usage[] = { | |
7 | "git prune-packed [-n|--dry-run] [-q|--quiet]", | |
8 | NULL | |
9 | }; | |
10 | ||
11 | #define DRY_RUN 01 | |
12 | #define VERBOSE 02 | |
13 | ||
14 | static struct progress *progress; | |
15 | ||
16 | static void prune_dir(int i, DIR *dir, char *pathname, int len, int opts) | |
17 | { | |
18 | struct dirent *de; | |
19 | char hex[40]; | |
20 | ||
21 | sprintf(hex, "%02x", i); | |
22 | while ((de = readdir(dir)) != NULL) { | |
23 | unsigned char sha1[20]; | |
24 | if (strlen(de->d_name) != 38) | |
25 | continue; | |
26 | memcpy(hex+2, de->d_name, 38); | |
27 | if (get_sha1_hex(hex, sha1)) | |
28 | continue; | |
29 | if (!has_sha1_pack(sha1)) | |
30 | continue; | |
31 | memcpy(pathname + len, de->d_name, 38); | |
32 | if (opts & DRY_RUN) | |
33 | printf("rm -f %s\n", pathname); | |
34 | else | |
35 | unlink_or_warn(pathname); | |
36 | display_progress(progress, i + 1); | |
37 | } | |
38 | pathname[len] = 0; | |
39 | rmdir(pathname); | |
40 | } | |
41 | ||
42 | void prune_packed_objects(int opts) | |
43 | { | |
44 | int i; | |
45 | static char pathname[PATH_MAX]; | |
46 | const char *dir = get_object_directory(); | |
47 | int len = strlen(dir); | |
48 | ||
49 | if (opts == VERBOSE) | |
50 | progress = start_progress_delay("Removing duplicate objects", | |
51 | 256, 95, 2); | |
52 | ||
53 | if (len > PATH_MAX - 42) | |
54 | die("impossible object directory"); | |
55 | memcpy(pathname, dir, len); | |
56 | if (len && pathname[len-1] != '/') | |
57 | pathname[len++] = '/'; | |
58 | for (i = 0; i < 256; i++) { | |
59 | DIR *d; | |
60 | ||
61 | display_progress(progress, i + 1); | |
62 | sprintf(pathname + len, "%02x/", i); | |
63 | d = opendir(pathname); | |
64 | if (!d) | |
65 | continue; | |
66 | prune_dir(i, d, pathname, len + 3, opts); | |
67 | closedir(d); | |
68 | } | |
69 | stop_progress(&progress); | |
70 | } | |
71 | ||
72 | int cmd_prune_packed(int argc, const char **argv, const char *prefix) | |
73 | { | |
74 | int opts = VERBOSE; | |
75 | const struct option prune_packed_options[] = { | |
76 | OPT_BIT('n', "dry-run", &opts, "dry run", DRY_RUN), | |
77 | OPT_NEGBIT('q', "quiet", &opts, "be quiet", VERBOSE), | |
78 | OPT_END() | |
79 | }; | |
80 | ||
81 | argc = parse_options(argc, argv, prefix, prune_packed_options, | |
82 | prune_packed_usage, 0); | |
83 | ||
84 | prune_packed_objects(opts); | |
85 | return 0; | |
86 | } |