Make the MSVC projects use PDB/IDB files named after the project
[git/dscho.git] / builtin-verify-pack.c
blobb6079ae6cb03c7f3112c6eebc8c9a012d690a125
1 #include "builtin.h"
2 #include "cache.h"
3 #include "pack.h"
4 #include "pack-revindex.h"
5 #include "parse-options.h"
7 #define MAX_CHAIN 50
9 #define VERIFY_PACK_VERBOSE 01
10 #define VERIFY_PACK_STAT_ONLY 02
12 static void show_pack_info(struct packed_git *p, unsigned int flags)
14 uint32_t nr_objects, i;
15 int cnt;
16 int stat_only = flags & VERIFY_PACK_STAT_ONLY;
17 unsigned long chain_histogram[MAX_CHAIN+1], baseobjects;
19 nr_objects = p->num_objects;
20 memset(chain_histogram, 0, sizeof(chain_histogram));
21 baseobjects = 0;
23 for (i = 0; i < nr_objects; i++) {
24 const unsigned char *sha1;
25 unsigned char base_sha1[20];
26 const char *type;
27 unsigned long size;
28 unsigned long store_size;
29 off_t offset;
30 unsigned int delta_chain_length;
32 sha1 = nth_packed_object_sha1(p, i);
33 if (!sha1)
34 die("internal error pack-check nth-packed-object");
35 offset = nth_packed_object_offset(p, i);
36 type = packed_object_info_detail(p, offset, &size, &store_size,
37 &delta_chain_length,
38 base_sha1);
39 if (!stat_only)
40 printf("%s ", sha1_to_hex(sha1));
41 if (!delta_chain_length) {
42 if (!stat_only)
43 printf("%-6s %lu %lu %"PRIuMAX"\n",
44 type, size, store_size, (uintmax_t)offset);
45 baseobjects++;
47 else {
48 if (!stat_only)
49 printf("%-6s %lu %lu %"PRIuMAX" %u %s\n",
50 type, size, store_size, (uintmax_t)offset,
51 delta_chain_length, sha1_to_hex(base_sha1));
52 if (delta_chain_length <= MAX_CHAIN)
53 chain_histogram[delta_chain_length]++;
54 else
55 chain_histogram[0]++;
59 if (baseobjects)
60 printf("non delta: %lu object%s\n",
61 baseobjects, baseobjects > 1 ? "s" : "");
63 for (cnt = 1; cnt <= MAX_CHAIN; cnt++) {
64 if (!chain_histogram[cnt])
65 continue;
66 printf("chain length = %d: %lu object%s\n", cnt,
67 chain_histogram[cnt],
68 chain_histogram[cnt] > 1 ? "s" : "");
70 if (chain_histogram[0])
71 printf("chain length > %d: %lu object%s\n", MAX_CHAIN,
72 chain_histogram[0],
73 chain_histogram[0] > 1 ? "s" : "");
76 static int verify_one_pack(const char *path, unsigned int flags)
78 char arg[PATH_MAX];
79 int len;
80 int verbose = flags & VERIFY_PACK_VERBOSE;
81 int stat_only = flags & VERIFY_PACK_STAT_ONLY;
82 struct packed_git *pack;
83 int err;
85 len = strlcpy(arg, path, PATH_MAX);
86 if (len >= PATH_MAX)
87 return error("name too long: %s", path);
90 * In addition to "foo.idx" we accept "foo.pack" and "foo";
91 * normalize these forms to "foo.idx" for add_packed_git().
93 if (has_extension(arg, ".pack")) {
94 strcpy(arg + len - 5, ".idx");
95 len--;
96 } else if (!has_extension(arg, ".idx")) {
97 if (len + 4 >= PATH_MAX)
98 return error("name too long: %s.idx", arg);
99 strcpy(arg + len, ".idx");
100 len += 4;
104 * add_packed_git() uses our buffer (containing "foo.idx") to
105 * build the pack filename ("foo.pack"). Make sure it fits.
107 if (len + 1 >= PATH_MAX) {
108 arg[len - 4] = '\0';
109 return error("name too long: %s.pack", arg);
112 pack = add_packed_git(arg, len, 1);
113 if (!pack)
114 return error("packfile %s not found.", arg);
116 install_packed_git(pack);
118 if (!stat_only)
119 err = verify_pack(pack);
120 else
121 err = open_pack_index(pack);
123 if (verbose || stat_only) {
124 if (err)
125 printf("%s: bad\n", pack->pack_name);
126 else {
127 show_pack_info(pack, flags);
128 if (!stat_only)
129 printf("%s: ok\n", pack->pack_name);
133 return err;
136 static const char * const verify_pack_usage[] = {
137 "git verify-pack [-v|--verbose] [-s|--stat-only] <pack>...",
138 NULL
141 int cmd_verify_pack(int argc, const char **argv, const char *prefix)
143 int err = 0;
144 unsigned int flags = 0;
145 int i;
146 const struct option verify_pack_options[] = {
147 OPT_BIT('v', "verbose", &flags, "verbose",
148 VERIFY_PACK_VERBOSE),
149 OPT_BIT('s', "stat-only", &flags, "show statistics only",
150 VERIFY_PACK_STAT_ONLY),
151 OPT_END()
154 git_config(git_default_config, NULL);
155 argc = parse_options(argc, argv, prefix, verify_pack_options,
156 verify_pack_usage, 0);
157 if (argc < 1)
158 usage_with_options(verify_pack_usage, verify_pack_options);
159 for (i = 0; i < argc; i++) {
160 if (verify_one_pack(argv[i], flags))
161 err = 1;
162 discard_revindex();
165 return err;