diff options
| -rw-r--r-- | builtin/pack-objects.c | 315 |
1 files changed, 139 insertions, 176 deletions
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 80e3114573..e21e5af8f9 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -18,16 +18,11 @@ #include "refs.h" #include "thread-utils.h" -static const char pack_usage[] = - "git pack-objects [ -q | --progress | --all-progress ]\n" - " [--all-progress-implied]\n" - " [--max-pack-size=<n>] [--local] [--incremental]\n" - " [--window=<n>] [--window-memory=<n>] [--depth=<n>]\n" - " [--no-reuse-delta] [--no-reuse-object] [--delta-base-offset]\n" - " [--threads=<n>] [--non-empty] [--revs [--unpacked | --all]]\n" - " [--reflog] [--stdout | base-name] [--include-tag]\n" - " [--keep-unreachable | --unpack-unreachable]\n" - " [< ref-list | < object-list]"; +static const char *pack_usage[] = { + "git pack-objects --stdout [options...] [< ref-list | < object-list]", + "git pack-objects [options...] base-name [< ref-list | < object-list]", + NULL +}; struct object_entry { struct pack_idx_entry idx; @@ -2305,191 +2300,159 @@ static void get_object_list(int ac, const char **av) loosen_unused_packed_objects(&revs); } +static int option_parse_index_version(const struct option *opt, + const char *arg, int unset) +{ + char *c; + const char *val = arg; + pack_idx_opts.version = strtoul(val, &c, 10); + if (pack_idx_opts.version > 2) + die(_("unsupported index version %s"), val); + if (*c == ',' && c[1]) + pack_idx_opts.off32_limit = strtoul(c+1, &c, 0); + if (*c || pack_idx_opts.off32_limit & 0x80000000) + die(_("bad index version '%s'"), val); + return 0; +} + +static int option_parse_ulong(const struct option *opt, + const char *arg, int unset) +{ + if (unset) + die(_("option %s does not accept negative form"), + opt->long_name); + + if (!git_parse_ulong(arg, opt->value)) + die(_("unable to parse value '%s' for option %s"), + arg, opt->long_name); + return 0; +} + +#define OPT_ULONG(s, l, v, h) \ + { OPTION_CALLBACK, (s), (l), (v), "n", (h), \ + PARSE_OPT_NONEG, option_parse_ulong } + int cmd_pack_objects(int argc, const char **argv, const char *prefix) { int use_internal_rev_list = 0; int thin = 0; int all_progress_implied = 0; - uint32_t i; - const char **rp_av; - int rp_ac_alloc = 64; - int rp_ac; + const char *rp_av[6]; + int rp_ac = 0; + int rev_list_unpacked = 0, rev_list_all = 0, rev_list_reflog = 0; + struct option pack_objects_options[] = { + OPT_SET_INT('q', "quiet", &progress, + "do not show progress meter", 0), + OPT_SET_INT(0, "progress", &progress, + "show progress meter", 1), + OPT_SET_INT(0, "all-progress", &progress, + "show progress meter during object writing phase", 2), + OPT_BOOL(0, "all-progress-implied", + &all_progress_implied, + "similar to --all-progress when progress meter is shown"), + { OPTION_CALLBACK, 0, "index-version", NULL, "version[,offset]", + "write the pack index file in the specified idx format version", + 0, option_parse_index_version }, + OPT_ULONG(0, "max-pack-size", &pack_size_limit, + "maximum size of each output pack file"), + OPT_BOOL(0, "local", &local, + "ignore borrowed objects from alternate object store"), + OPT_BOOL(0, "incremental", &incremental, + "ignore packed objects"), + OPT_INTEGER(0, "window", &window, + "limit pack window by objects"), + OPT_ULONG(0, "window-memory", &window_memory_limit, + "limit pack window by memory in addition to object limit"), + OPT_INTEGER(0, "depth", &depth, + "maximum length of delta chain allowed in the resulting pack"), + OPT_BOOL(0, "reuse-delta", &reuse_delta, + "reuse existing deltas"), + OPT_BOOL(0, "reuse-object", &reuse_object, + "reuse existing objects"), + OPT_BOOL(0, "delta-base-offset", &allow_ofs_delta, + "use OFS_DELTA objects"), + OPT_INTEGER(0, "threads", &delta_search_threads, + "use threads when searching for best delta matches"), + OPT_BOOL(0, "non-empty", &non_empty, + "do not create an empty pack output"), + OPT_BOOL(0, "revs", &use_internal_rev_list, + "read revision arguments from standard input"), + { OPTION_SET_INT, 0, "unpacked", &rev_list_unpacked, NULL, + "limit the objects to those that are not yet packed", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, + { OPTION_SET_INT, 0, "all", &rev_list_all, NULL, + "include objects reachable from any reference", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, + { OPTION_SET_INT, 0, "reflog", &rev_list_reflog, NULL, + "include objects referred by reflog entries", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, + OPT_BOOL(0, "stdout", &pack_to_stdout, + "output pack to stdout"), + OPT_BOOL(0, "include-tag", &include_tag, + "include tag objects that refer to objects to be packed"), + OPT_BOOL(0, "keep-unreachable", &keep_unreachable, + "keep unreachable objects"), + OPT_BOOL(0, "unpack-unreachable", &unpack_unreachable, + "unpack unreachable objects"), + OPT_BOOL(0, "thin", &thin, + "create thin packs"), + OPT_BOOL(0, "honor-pack-keep", &ignore_packed_keep, + "ignore packs that have companion .keep file"), + OPT_INTEGER(0, "compression", &pack_compression_level, + "pack compression level"), + OPT_SET_INT(0, "keep-true-parents", &grafts_replace_parents, + "do not hide commits by grafts", 0), + OPT_END(), + }; read_replace_refs = 0; - rp_av = xcalloc(rp_ac_alloc, sizeof(*rp_av)); - - rp_av[0] = "pack-objects"; - rp_av[1] = "--objects"; /* --thin will make it --objects-edge */ - rp_ac = 2; - reset_pack_idx_option(&pack_idx_opts); git_config(git_pack_config, NULL); if (!pack_compression_seen && core_compression_seen) pack_compression_level = core_compression_level; progress = isatty(2); - for (i = 1; i < argc; i++) { - const char *arg = argv[i]; + argc = parse_options(argc, argv, prefix, pack_objects_options, + pack_usage, 0); - if (*arg != '-') - break; - - if (!strcmp("--non-empty", arg)) { - non_empty = 1; - continue; - } - if (!strcmp("--local", arg)) { - local = 1; - continue; - } - if (!strcmp("--incremental", arg)) { - incremental = 1; - continue; - } - if (!strcmp("--honor-pack-keep", arg)) { - ignore_packed_keep = 1; - continue; - } - if (!prefixcmp(arg, "--compression=")) { - char *end; - int level = strtoul(arg+14, &end, 0); - if (!arg[14] || *end) - usage(pack_usage); - if (level == -1) - level = Z_DEFAULT_COMPRESSION; - else if (level < 0 || level > Z_BEST_COMPRESSION) - die("bad pack compression level %d", level); - pack_compression_level = level; - continue; - } - if (!prefixcmp(arg, "--max-pack-size=")) { - pack_size_limit_cfg = 0; - if (!git_parse_ulong(arg+16, &pack_size_limit)) - usage(pack_usage); - continue; - } - if (!prefixcmp(arg, "--window=")) { - char *end; - window = strtoul(arg+9, &end, 0); - if (!arg[9] || *end) - usage(pack_usage); - continue; - } - if (!prefixcmp(arg, "--window-memory=")) { - if (!git_parse_ulong(arg+16, &window_memory_limit)) - usage(pack_usage); - continue; - } - if (!prefixcmp(arg, "--threads=")) { - char *end; - delta_search_threads = strtoul(arg+10, &end, 0); - if (!arg[10] || *end || delta_search_threads < 0) - usage(pack_usage); -#ifdef NO_PTHREADS - if (delta_search_threads != 1) - warning("no threads support, " - "ignoring %s", arg); -#endif - continue; - } - if (!prefixcmp(arg, "--depth=")) { - char *end; - depth = strtoul(arg+8, &end, 0); - if (!arg[8] || *end) - usage(pack_usage); - continue; - } - if (!strcmp("--progress", arg)) { - progress = 1; - continue; - } - if (!strcmp("--all-progress", arg)) { - progress = 2; - continue; - } - if (!strcmp("--all-progress-implied", arg)) { - all_progress_implied = 1; - continue; - } - if (!strcmp("-q", arg)) { - progress = 0; - continue; - } - if (!strcmp("--no-reuse-delta", arg)) { - reuse_delta = 0; - continue; - } - if (!strcmp("--no-reuse-object", arg)) { - reuse_object = reuse_delta = 0; - continue; - } - if (!strcmp("--delta-base-offset", arg)) { - allow_ofs_delta = 1; - continue; - } - if (!strcmp("--stdout", arg)) { - pack_to_stdout = 1; - continue; - } - if (!strcmp("--revs", arg)) { - use_internal_rev_list = 1; - continue; - } - if (!strcmp("--keep-unreachable", arg)) { - keep_unreachable = 1; - continue; - } - if (!strcmp("--unpack-unreachable", arg)) { - unpack_unreachable = 1; - continue; - } - if (!strcmp("--include-tag", arg)) { - include_tag = 1; - continue; - } - if (!strcmp("--unpacked", arg) || - !strcmp("--reflog", arg) || - !strcmp("--all", arg)) { - use_internal_rev_list = 1; - if (rp_ac >= rp_ac_alloc - 1) { - rp_ac_alloc = alloc_nr(rp_ac_alloc); - rp_av = xrealloc(rp_av, - rp_ac_alloc * sizeof(*rp_av)); - } - rp_av[rp_ac++] = arg; - continue; - } - if (!strcmp("--thin", arg)) { - use_internal_rev_list = 1; - thin = 1; - rp_av[1] = "--objects-edge"; - continue; - } - if (!prefixcmp(arg, "--index-version=")) { - char *c; - pack_idx_opts.version = strtoul(arg + 16, &c, 10); - if (pack_idx_opts.version > 2) - die("bad %s", arg); - if (*c == ',' && c[1]) - pack_idx_opts.off32_limit = strtoul(c+1, &c, 0); - if (*c || pack_idx_opts.off32_limit & 0x80000000) - die("bad %s", arg); - continue; - } - if (!strcmp(arg, "--keep-true-parents")) { - grafts_replace_parents = 0; - continue; - } - usage(pack_usage); + if (argc) { + base_name = argv[0]; + argc--; } + if (pack_to_stdout != !base_name || argc) + usage_with_options(pack_usage, pack_objects_options); - if (!pack_to_stdout) - base_name = argv[i++]; + rp_av[rp_ac++] = "pack-objects"; + if (thin) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--objects-edge"; + } else + rp_av[rp_ac++] = "--objects"; - if (pack_to_stdout != !base_name || argv[i]) - usage(pack_usage); + if (rev_list_all) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--all"; + } + if (rev_list_reflog) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--reflog"; + } + if (rev_list_unpacked) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--unpacked"; + } + if (!reuse_object) + reuse_delta = 0; + if (pack_compression_level == -1) + pack_compression_level = Z_DEFAULT_COMPRESSION; + else if (pack_compression_level < 0 || pack_compression_level > Z_BEST_COMPRESSION) + die("bad pack compression level %d", pack_compression_level); +#ifdef NO_PTHREADS + if (delta_search_threads != 1) + warning("no threads support, ignoring %s", arg); +#endif if (!pack_to_stdout && !pack_size_limit) pack_size_limit = pack_size_limit_cfg; if (pack_to_stdout && pack_size_limit) |