summaryrefslogtreecommitdiff
path: root/builtin/count-objects.c
blob: acb05940fc3cd902d4c9bfa480f2c473dcc4d9d5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
/*
 * Builtin "git count-objects".
 *
 * Copyright (c) 2006 Junio C Hamano
 */
 
#include "cache.h"
#include "dir.h"
#include "builtin.h"
#include "parse-options.h"
#include "quote.h"
 
static unsigned long garbage;
static off_t size_garbage;
static int verbose;
static unsigned long loose, packed, packed_loose;
static off_t loose_size;
 
static const char *bits_to_msg(unsigned seen_bits)
{
	switch (seen_bits) {
	case 0:
		return "no corresponding .idx or .pack";
	case PACKDIR_FILE_GARBAGE:
		return "garbage found";
	case PACKDIR_FILE_PACK:
		return "no corresponding .idx";
	case PACKDIR_FILE_IDX:
		return "no corresponding .pack";
	case PACKDIR_FILE_PACK|PACKDIR_FILE_IDX:
	default:
		return NULL;
	}
}
 
static void real_report_garbage(unsigned seen_bits, const char *path)
{
	struct stat st;
	const char *desc = bits_to_msg(seen_bits);
 
	if (!desc)
		return;
 
	if (!stat(path, &st))
		size_garbage += st.st_size;
	warning("%s: %s", desc, path);
	garbage++;
}
 
static void loose_garbage(const char *path)
{
	if (verbose)
		report_garbage(PACKDIR_FILE_GARBAGE, path);
}
 
static int count_loose(const struct object_id *oid, const char *path, void *data)
{
	struct stat st;
 
	if (lstat(path, &st) || !S_ISREG(st.st_mode))
		loose_garbage(path);
	else {
		loose_size += on_disk_bytes(st);
		loose++;
		if (verbose && has_sha1_pack(oid->hash))
			packed_loose++;
	}
	return 0;
}
 
static int count_cruft(const char *basename, const char *path, void *data)
{
	loose_garbage(path);
	return 0;
}
 
static int print_alternate(struct alternate_object_database *alt, void *data)
{
	printf("alternate: ");
	quote_c_style(alt->path, NULL, stdout, 0);
	putchar('\n');
	return 0;
}
 
static char const * const count_objects_usage[] = {
	N_("git count-objects [-v] [-H | --human-readable]"),
	NULL
};
 
int cmd_count_objects(int argc, const char **argv, const char *prefix)
{
	int human_readable = 0;
	struct option opts[] = {
		OPT__VERBOSE(&verbose, N_("be verbose")),
		OPT_BOOL('H', "human-readable", &human_readable,
			 N_("print sizes in human readable format")),
		OPT_END(),
	};
 
	git_config(git_default_config, NULL);
 
	argc = parse_options(argc, argv, prefix, opts, count_objects_usage, 0);
	/* we do not take arguments other than flags for now */
	if (argc)
		usage_with_options(count_objects_usage, opts);
	if (verbose) {
		report_garbage = real_report_garbage;
		report_linked_checkout_garbage();
	}
 
	for_each_loose_file_in_objdir(get_object_directory(),
				      count_loose, count_cruft, NULL, NULL);
 
	if (verbose) {
		struct packed_git *p;
		unsigned long num_pack = 0;
		off_t size_pack = 0;
		struct strbuf loose_buf = STRBUF_INIT;
		struct strbuf pack_buf = STRBUF_INIT;
		struct strbuf garbage_buf = STRBUF_INIT;
		if (!packed_git)
			prepare_packed_git();
		for (p = packed_git; p; p = p->next) {
			if (!p->pack_local)
				continue;
			if (open_pack_index(p))
				continue;
			packed += p->num_objects;
			size_pack += p->pack_size + p->index_size;
			num_pack++;
		}
 
		if (human_readable) {
			strbuf_humanise_bytes(&loose_buf, loose_size);
			strbuf_humanise_bytes(&pack_buf, size_pack);
			strbuf_humanise_bytes(&garbage_buf, size_garbage);
		} else {
			strbuf_addf(&loose_buf, "%lu",
				    (unsigned long)(loose_size / 1024));
			strbuf_addf(&pack_buf, "%lu",
				    (unsigned long)(size_pack / 1024));
			strbuf_addf(&garbage_buf, "%lu",
				    (unsigned long)(size_garbage / 1024));
		}
 
		printf("count: %lu\n", loose);
		printf("size: %s\n", loose_buf.buf);
		printf("in-pack: %lu\n", packed);
		printf("packs: %lu\n", num_pack);
		printf("size-pack: %s\n", pack_buf.buf);
		printf("prune-packable: %lu\n", packed_loose);
		printf("garbage: %lu\n", garbage);
		printf("size-garbage: %s\n", garbage_buf.buf);
		foreach_alt_odb(print_alternate, NULL);
		strbuf_release(&loose_buf);
		strbuf_release(&pack_buf);
		strbuf_release(&garbage_buf);
	} else {
		struct strbuf buf = STRBUF_INIT;
		if (human_readable)
			strbuf_humanise_bytes(&buf, loose_size);
		else
			strbuf_addf(&buf, "%lu kilobytes",
				    (unsigned long)(loose_size / 1024));
		printf("%lu objects, %s\n", loose, buf.buf);
		strbuf_release(&buf);
	}
	return 0;
}