Start to implement a built-in version of `git add --interactive`
[git] / builtin / prune-packed.c
1 #include "builtin.h"
2 #include "cache.h"
3 #include "progress.h"
4 #include "parse-options.h"
5 #include "packfile.h"
6 #include "object-store.h"
7
8 static const char * const prune_packed_usage[] = {
9         N_("git prune-packed [-n | --dry-run] [-q | --quiet]"),
10         NULL
11 };
12
13 static struct progress *progress;
14
15 static int prune_subdir(unsigned int nr, const char *path, void *data)
16 {
17         int *opts = data;
18         display_progress(progress, nr + 1);
19         if (!(*opts & PRUNE_PACKED_DRY_RUN))
20                 rmdir(path);
21         return 0;
22 }
23
24 static int prune_object(const struct object_id *oid, const char *path,
25                          void *data)
26 {
27         int *opts = data;
28
29         if (!has_object_pack(oid))
30                 return 0;
31
32         if (*opts & PRUNE_PACKED_DRY_RUN)
33                 printf("rm -f %s\n", path);
34         else
35                 unlink_or_warn(path);
36         return 0;
37 }
38
39 void prune_packed_objects(int opts)
40 {
41         if (opts & PRUNE_PACKED_VERBOSE)
42                 progress = start_delayed_progress(_("Removing duplicate objects"), 256);
43
44         for_each_loose_file_in_objdir(get_object_directory(),
45                                       prune_object, NULL, prune_subdir, &opts);
46
47         /* Ensure we show 100% before finishing progress */
48         display_progress(progress, 256);
49         stop_progress(&progress);
50 }
51
52 int cmd_prune_packed(int argc, const char **argv, const char *prefix)
53 {
54         int opts = isatty(2) ? PRUNE_PACKED_VERBOSE : 0;
55         const struct option prune_packed_options[] = {
56                 OPT_BIT('n', "dry-run", &opts, N_("dry run"),
57                         PRUNE_PACKED_DRY_RUN),
58                 OPT_NEGBIT('q', "quiet", &opts, N_("be quiet"),
59                            PRUNE_PACKED_VERBOSE),
60                 OPT_END()
61         };
62
63         argc = parse_options(argc, argv, prefix, prune_packed_options,
64                              prune_packed_usage, 0);
65
66         if (argc > 0)
67                 usage_msg_opt(_("too many arguments"),
68                               prune_packed_usage,
69                               prune_packed_options);
70
71         prune_packed_objects(opts);
72         return 0;
73 }