diff options
Diffstat (limited to 'builtin/fast-export.c')
| -rw-r--r-- | builtin/fast-export.c | 382 |
1 files changed, 244 insertions, 138 deletions
diff --git a/builtin/fast-export.c b/builtin/fast-export.c index e0220630d0..9e283482ef 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -5,7 +5,10 @@ */ #include "builtin.h" #include "cache.h" +#include "config.h" #include "refs.h" +#include "refspec.h" +#include "object-store.h" #include "commit.h" #include "object.h" #include "tag.h" @@ -20,6 +23,7 @@ #include "quote.h" #include "remote.h" #include "blob.h" +#include "commit-slab.h" static const char *fast_export_usage[] = { N_("git fast-export [rev-list-opts]"), @@ -27,22 +31,25 @@ static const char *fast_export_usage[] = { }; static int progress; -static enum { ABORT, VERBATIM, WARN, WARN_STRIP, STRIP } signed_tag_mode = ABORT; -static enum { ERROR, DROP, REWRITE } tag_of_filtered_mode = ERROR; +static enum { SIGNED_TAG_ABORT, VERBATIM, WARN, WARN_STRIP, STRIP } signed_tag_mode = SIGNED_TAG_ABORT; +static enum { TAG_FILTERING_ABORT, DROP, REWRITE } tag_of_filtered_mode = TAG_FILTERING_ABORT; static int fake_missing_tagger; static int use_done_feature; static int no_data; static int full_tree; +static int reference_excluded_commits; +static int show_original_ids; static struct string_list extra_refs = STRING_LIST_INIT_NODUP; -static struct refspec *refspecs; -static int refspecs_nr; +static struct string_list tag_refs = STRING_LIST_INIT_NODUP; +static struct refspec refspecs = REFSPEC_INIT_FETCH; static int anonymize; +static struct revision_sources revision_sources; static int parse_opt_signed_tag_mode(const struct option *opt, const char *arg, int unset) { if (unset || !strcmp(arg, "abort")) - signed_tag_mode = ABORT; + signed_tag_mode = SIGNED_TAG_ABORT; else if (!strcmp(arg, "verbatim") || !strcmp(arg, "ignore")) signed_tag_mode = VERBATIM; else if (!strcmp(arg, "warn")) @@ -60,7 +67,7 @@ static int parse_opt_tag_of_filtered_mode(const struct option *opt, const char *arg, int unset) { if (unset || !strcmp(arg, "abort")) - tag_of_filtered_mode = ERROR; + tag_of_filtered_mode = TAG_FILTERING_ABORT; else if (!strcmp(arg, "drop")) tag_of_filtered_mode = DROP; else if (!strcmp(arg, "rewrite")) @@ -92,8 +99,9 @@ struct anonymized_entry { size_t anon_len; }; -static int anonymized_entry_cmp(const void *va, const void *vb, - const void *data) +static int anonymized_entry_cmp(const void *unused_cmp_data, + const void *va, const void *vb, + const void *unused_keydata) { const struct anonymized_entry *a = va, *b = vb; return a->orig_len != b->orig_len || @@ -112,7 +120,7 @@ static const void *anonymize_mem(struct hashmap *map, struct anonymized_entry key, *ret; if (!map->cmpfn) - hashmap_init(map, anonymized_entry_cmp, 0); + hashmap_init(map, anonymized_entry_cmp, NULL, 0); hashmap_entry_init(&key, memhash(orig, *len)); key.orig = orig; @@ -154,15 +162,14 @@ static void anonymize_path(struct strbuf *out, const char *path, } } -/* Since intptr_t is C99, we do not use it here */ -static inline uint32_t *mark_to_ptr(uint32_t mark) +static inline void *mark_to_ptr(uint32_t mark) { - return ((uint32_t *)NULL) + mark; + return (void *)(uintptr_t)mark; } static inline uint32_t ptr_to_mark(void * mark) { - return (uint32_t *)mark - (uint32_t *)NULL; + return (uint32_t)(uintptr_t)mark; } static inline void mark_object(struct object *object, uint32_t mark) @@ -183,6 +190,22 @@ static int get_object_mark(struct object *object) return ptr_to_mark(decoration); } +static struct commit *rewrite_commit(struct commit *p) +{ + for (;;) { + if (p->parents && p->parents->next) + break; + if (p->object.flags & UNINTERESTING) + break; + if (!(p->object.flags & TREESAME)) + break; + if (!p->parents) + return NULL; + p = p->parents->item; + } + return p; +} + static void show_progress(void) { static int counter = 0; @@ -226,21 +249,22 @@ static void export_blob(const struct object_id *oid) if (is_null_oid(oid)) return; - object = lookup_object(oid->hash); + object = lookup_object(the_repository, oid->hash); if (object && object->flags & SHOWN) return; if (anonymize) { buf = anonymize_blob(&size); - object = (struct object *)lookup_blob(oid->hash); + object = (struct object *)lookup_blob(the_repository, oid); eaten = 0; } else { - buf = read_sha1_file(oid->hash, &type, &size); + buf = read_object_file(oid, &type, &size); if (!buf) - die ("Could not read blob %s", oid_to_hex(oid)); - if (check_sha1_signature(oid->hash, buf, size, typename(type)) < 0) - die("sha1 mismatch in blob %s", oid_to_hex(oid)); - object = parse_object_buffer(oid->hash, type, size, buf, &eaten); + die("could not read blob %s", oid_to_hex(oid)); + if (check_object_signature(oid, buf, size, type_name(type)) < 0) + die("oid mismatch in blob %s", oid_to_hex(oid)); + object = parse_object_buffer(the_repository, oid, type, + size, buf, &eaten); } if (!object) @@ -248,9 +272,12 @@ static void export_blob(const struct object_id *oid) mark_next_object(object); - printf("blob\nmark :%"PRIu32"\ndata %lu\n", last_idnum, size); + printf("blob\nmark :%"PRIu32"\n", last_idnum); + if (show_original_ids) + printf("original-oid %s\n", oid_to_hex(oid)); + printf("data %"PRIuMAX"\n", (uintmax_t)size); if (size && fwrite(buf, size, 1, stdout) != 1) - die_errno ("Could not write blob '%s'", oid_to_hex(oid)); + die_errno("could not write blob '%s'", oid_to_hex(oid)); printf("\n"); show_progress(); @@ -325,23 +352,25 @@ static void print_path(const char *path) static void *generate_fake_oid(const void *old, size_t *len) { - static uint32_t counter = 1; /* avoid null sha1 */ - unsigned char *out = xcalloc(GIT_SHA1_RAWSZ, 1); - put_be32(out + GIT_SHA1_RAWSZ - 4, counter++); + static uint32_t counter = 1; /* avoid null oid */ + const unsigned hashsz = the_hash_algo->rawsz; + unsigned char *out = xcalloc(hashsz, 1); + put_be32(out + hashsz - 4, counter++); return out; } -static const unsigned char *anonymize_sha1(const struct object_id *oid) +static const struct object_id *anonymize_oid(const struct object_id *oid) { - static struct hashmap sha1s; - size_t len = GIT_SHA1_RAWSZ; - return anonymize_mem(&sha1s, generate_fake_oid, oid, &len); + static struct hashmap objs; + size_t len = the_hash_algo->rawsz; + return anonymize_mem(&objs, generate_fake_oid, oid, &len); } static void show_filemodify(struct diff_queue_struct *q, struct diff_options *options, void *data) { int i; + struct string_list *changed = data; /* * Handle files below a directory first, in case they are all deleted @@ -357,20 +386,31 @@ static void show_filemodify(struct diff_queue_struct *q, case DIFF_STATUS_DELETED: printf("D "); print_path(spec->path); + string_list_insert(changed, spec->path); putchar('\n'); break; case DIFF_STATUS_COPIED: case DIFF_STATUS_RENAMED: - printf("%c ", q->queue[i]->status); - print_path(ospec->path); - putchar(' '); - print_path(spec->path); - putchar('\n'); - - if (!oidcmp(&ospec->oid, &spec->oid) && - ospec->mode == spec->mode) - break; + /* + * If a change in the file corresponding to ospec->path + * has been observed, we cannot trust its contents + * because the diff is calculated based on the prior + * contents, not the current contents. So, declare a + * copy or rename only if there was no change observed. + */ + if (!string_list_has_string(changed, ospec->path)) { + printf("%c ", q->queue[i]->status); + print_path(ospec->path); + putchar(' '); + print_path(spec->path); + string_list_insert(changed, spec->path); + putchar('\n'); + + if (oideq(&ospec->oid, &spec->oid) && + ospec->mode == spec->mode) + break; + } /* fallthrough */ case DIFF_STATUS_TYPE_CHANGED: @@ -382,15 +422,17 @@ static void show_filemodify(struct diff_queue_struct *q, */ if (no_data || S_ISGITLINK(spec->mode)) printf("M %06o %s ", spec->mode, - sha1_to_hex(anonymize ? - anonymize_sha1(&spec->oid) : - spec->oid.hash)); + oid_to_hex(anonymize ? + anonymize_oid(&spec->oid) : + &spec->oid)); else { - struct object *object = lookup_object(spec->oid.hash); + struct object *object = lookup_object(the_repository, + spec->oid.hash); printf("M %06o :%d ", spec->mode, get_object_mark(object)); } print_path(spec->path); + string_list_insert(changed, spec->path); putchar('\n'); break; @@ -502,7 +544,7 @@ static void anonymize_ident_line(const char **beg, const char **end) /* skip "committer", "author", "tagger", etc */ end_of_header = strchr(*beg, ' '); if (!end_of_header) - die("BUG: malformed line fed to anonymize_ident_line: %.*s", + BUG("malformed line fed to anonymize_ident_line: %.*s", (int)(*end - *beg), *beg); end_of_header++; strbuf_add(out, *beg, end_of_header - *beg); @@ -526,7 +568,8 @@ static void anonymize_ident_line(const char **beg, const char **end) *end = out->buf + out->len; } -static void handle_commit(struct commit *commit, struct rev_info *rev) +static void handle_commit(struct commit *commit, struct rev_info *rev, + struct string_list *paths_of_changed_objects) { int saved_output_format = rev->diffopt.output_format; const char *commit_buffer; @@ -543,14 +586,14 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) commit_buffer = get_commit_buffer(commit, NULL); author = strstr(commit_buffer, "\nauthor "); if (!author) - die ("Could not find author in commit %s", - oid_to_hex(&commit->object.oid)); + die("could not find author in commit %s", + oid_to_hex(&commit->object.oid)); author++; author_end = strchrnul(author, '\n'); committer = strstr(author_end, "\ncommitter "); if (!committer) - die ("Could not find committer in commit %s", - oid_to_hex(&commit->object.oid)); + die("could not find committer in commit %s", + oid_to_hex(&commit->object.oid)); committer++; committer_end = strchrnul(committer, '\n'); message = strstr(committer_end, "\n\n"); @@ -559,22 +602,30 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) message += 2; if (commit->parents && - get_object_mark(&commit->parents->item->object) != 0 && + (get_object_mark(&commit->parents->item->object) != 0 || + reference_excluded_commits) && !full_tree) { parse_commit_or_die(commit->parents->item); - diff_tree_sha1(commit->parents->item->tree->object.oid.hash, - commit->tree->object.oid.hash, "", &rev->diffopt); + diff_tree_oid(get_commit_tree_oid(commit->parents->item), + get_commit_tree_oid(commit), "", &rev->diffopt); } else - diff_root_tree_sha1(commit->tree->object.oid.hash, - "", &rev->diffopt); + diff_root_tree_oid(get_commit_tree_oid(commit), + "", &rev->diffopt); /* Export the referenced blobs, and remember the marks. */ for (i = 0; i < diff_queued_diff.nr; i++) if (!S_ISGITLINK(diff_queued_diff.queue[i]->two->mode)) export_blob(&diff_queued_diff.queue[i]->two->oid); - refname = commit->util; + refname = *revision_sources_at(&revision_sources, commit); + /* + * FIXME: string_list_remove() below for each ref is overall + * O(N^2). Compared to a history walk and diffing trees, this is + * just lost in the noise in practice. However, theoretically a + * repo may have enough refs for this to become slow. + */ + string_list_remove(&extra_refs, refname, 0); if (anonymize) { refname = anonymize_refname(refname); anonymize_ident_line(&committer, &committer_end); @@ -588,8 +639,10 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) reencoded = reencode_string(message, "UTF-8", encoding); if (!commit->parents) printf("reset %s\n", refname); - printf("commit %s\nmark :%"PRIu32"\n%.*s\n%.*s\ndata %u\n%s", - refname, last_idnum, + printf("commit %s\nmark :%"PRIu32"\n", refname, last_idnum); + if (show_original_ids) + printf("original-oid %s\n", oid_to_hex(&commit->object.oid)); + printf("%.*s\n%.*s\ndata %u\n%s", (int)(author_end - author), author, (int)(committer_end - committer), committer, (unsigned)(reencoded @@ -600,19 +653,28 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) unuse_commit_buffer(commit, commit_buffer); for (i = 0, p = commit->parents; p; p = p->next) { - int mark = get_object_mark(&p->item->object); - if (!mark) + struct object *obj = &p->item->object; + int mark = get_object_mark(obj); + + if (!mark && !reference_excluded_commits) continue; if (i == 0) - printf("from :%d\n", mark); + printf("from "); + else + printf("merge "); + if (mark) + printf(":%d\n", mark); else - printf("merge :%d\n", mark); + printf("%s\n", oid_to_hex(anonymize ? + anonymize_oid(&obj->oid) : + &obj->oid)); i++; } if (full_tree) printf("deleteall\n"); log_tree_diff_flush(rev); + string_list_clear(paths_of_changed_objects, 0); rev->diffopt.output_format = saved_output_format; printf("\n"); @@ -628,15 +690,18 @@ static void *anonymize_tag(const void *old, size_t *len) return strbuf_detach(&out, len); } -static void handle_tail(struct object_array *commits, struct rev_info *revs) +static void handle_tail(struct object_array *commits, struct rev_info *revs, + struct string_list *paths_of_changed_objects) { struct commit *commit; while (commits->nr) { - commit = (struct commit *)commits->objects[commits->nr - 1].item; - if (has_unshown_parent(commit)) + commit = (struct commit *)object_array_pop(commits); + if (has_unshown_parent(commit)) { + /* Queue again, to be handled later */ + add_object_array(&commit->object, NULL, commits); return; - handle_commit(commit, revs); - commits->nr--; + } + handle_commit(commit, revs, paths_of_changed_objects); } } @@ -665,9 +730,9 @@ static void handle_tag(const char *name, struct tag *tag) return; } - buf = read_sha1_file(tag->object.oid.hash, &type, &size); + buf = read_object_file(&tag->object.oid, &type, &size); if (!buf) - die ("Could not read tag %s", oid_to_hex(&tag->object.oid)); + die("could not read tag %s", oid_to_hex(&tag->object.oid)); message = memmem(buf, size, "\n\n", 2); if (message) { message += 2; @@ -703,19 +768,19 @@ static void handle_tag(const char *name, struct tag *tag) "\n-----BEGIN PGP SIGNATURE-----\n"); if (signature) switch(signed_tag_mode) { - case ABORT: - die ("Encountered signed tag %s; use " - "--signed-tags=<mode> to handle it.", - oid_to_hex(&tag->object.oid)); + case SIGNED_TAG_ABORT: + die("encountered signed tag %s; use " + "--signed-tags=<mode> to handle it", + oid_to_hex(&tag->object.oid)); case WARN: - warning ("Exporting signed tag %s", - oid_to_hex(&tag->object.oid)); + warning("exporting signed tag %s", + oid_to_hex(&tag->object.oid)); /* fallthru */ case VERBATIM: break; case WARN_STRIP: - warning ("Stripping signature from tag %s", - oid_to_hex(&tag->object.oid)); + warning("stripping signature from tag %s", + oid_to_hex(&tag->object.oid)); /* fallthru */ case STRIP: message_size = signature + 1 - message; @@ -728,31 +793,26 @@ static void handle_tag(const char *name, struct tag *tag) tagged_mark = get_object_mark(tagged); if (!tagged_mark) { switch(tag_of_filtered_mode) { - case ABORT: - die ("Tag %s tags unexported object; use " - "--tag-of-filtered-object=<mode> to handle it.", - oid_to_hex(&tag->object.oid)); + case TAG_FILTERING_ABORT: + die("tag %s tags unexported object; use " + "--tag-of-filtered-object=<mode> to handle it", + oid_to_hex(&tag->object.oid)); case DROP: /* Ignore this tag altogether */ + free(buf); return; case REWRITE: if (tagged->type != OBJ_COMMIT) { - die ("Tag %s tags unexported %s!", - oid_to_hex(&tag->object.oid), - typename(tagged->type)); + die("tag %s tags unexported %s!", + oid_to_hex(&tag->object.oid), + type_name(tagged->type)); } - p = (struct commit *)tagged; - for (;;) { - if (p->parents && p->parents->next) - break; - if (p->object.flags & UNINTERESTING) - break; - if (!(p->object.flags & TREESAME)) - break; - if (!p->parents) - die ("Can't find replacement commit for tag %s\n", - oid_to_hex(&tag->object.oid)); - p = p->parents->item; + p = rewrite_commit((struct commit *)tagged); + if (!p) { + printf("reset %s\nfrom %s\n\n", + name, oid_to_hex(&null_oid)); + free(buf); + return; } tagged_mark = get_object_mark(&p->object); } @@ -760,11 +820,14 @@ static void handle_tag(const char *name, struct tag *tag) if (starts_with(name, "refs/tags/")) name += 10; - printf("tag %s\nfrom :%d\n%.*s%sdata %d\n%.*s\n", - name, tagged_mark, + printf("tag %s\nfrom :%d\n", name, tagged_mark); + if (show_original_ids) + printf("original-oid %s\n", oid_to_hex(&tag->object.oid)); + printf("%.*s%sdata %d\n%.*s\n", (int)(tagger_end - tagger), tagger, tagger == tagger_end ? "" : "\n", (int)message_size, (int)message_size, message ? message : ""); + free(buf); } static struct commit *get_commit(struct rev_cmdline_entry *e, char *full_name) @@ -777,8 +840,8 @@ static struct commit *get_commit(struct rev_cmdline_entry *e, char *full_name) /* handle nested tags */ while (tag && tag->object.type == OBJ_TAG) { - parse_object(tag->object.oid.hash); - string_list_append(&extra_refs, full_name)->util = tag; + parse_object(the_repository, &tag->object.oid); + string_list_append(&tag_refs, full_name)->util = tag; tag = (struct tag *)tag->tagged; } if (!tag) @@ -804,12 +867,12 @@ static void get_tags_and_duplicates(struct rev_cmdline_info *info) if (e->flags & UNINTERESTING) continue; - if (dwim_ref(e->name, strlen(e->name), oid.hash, &full_name) != 1) + if (dwim_ref(e->name, strlen(e->name), &oid, &full_name) != 1) continue; - if (refspecs) { + if (refspecs.nr) { char *private; - private = apply_refspecs(refspecs, refspecs_nr, full_name); + private = apply_refspecs(&refspecs, full_name); if (private) { free(full_name); full_name = private; @@ -820,7 +883,7 @@ static void get_tags_and_duplicates(struct rev_cmdline_info *info) if (!commit) { warning("%s: Unexpected object of type %s, skipping.", e->name, - typename(e->item->type)); + type_name(e->item->type)); continue; } @@ -832,29 +895,35 @@ static void get_tags_and_duplicates(struct rev_cmdline_info *info) continue; default: /* OBJ_TAG (nested tags) is already handled */ warning("Tag points to object of unexpected type %s, skipping.", - typename(commit->object.type)); + type_name(commit->object.type)); continue; } /* - * This ref will not be updated through a commit, lets make - * sure it gets properly updated eventually. + * Make sure this ref gets properly updated eventually, whether + * through a commit or manually at the end. */ - if (commit->util || commit->object.flags & SHOWN) + if (e->item->type != OBJ_TAG) string_list_append(&extra_refs, full_name)->util = commit; - if (!commit->util) - commit->util = full_name; + + if (!*revision_sources_at(&revision_sources, commit)) + *revision_sources_at(&revision_sources, commit) = full_name; } + + string_list_sort(&extra_refs); + string_list_remove_duplicates(&extra_refs, 0); } -static void handle_tags_and_duplicates(void) +static void handle_tags_and_duplicates(struct string_list *extras) { struct commit *commit; int i; - for (i = extra_refs.nr - 1; i >= 0; i--) { - const char *name = extra_refs.items[i].string; - struct object *object = extra_refs.items[i].util; + for (i = extras->nr - 1; i >= 0; i--) { + const char *name = extras->items[i].string; + struct object *object = extras->items[i].util; + int mark; + switch (object->type) { case OBJ_TAG: handle_tag(name, (struct tag *)object); @@ -863,9 +932,45 @@ static void handle_tags_and_duplicates(void) if (anonymize) name = anonymize_refname(name); /* create refs pointing to already seen commits */ - commit = (struct commit *)object; - printf("reset %s\nfrom :%d\n\n", name, - get_object_mark(&commit->object)); + commit = rewrite_commit((struct commit *)object); + if (!commit) { + /* + * Neither this object nor any of its + * ancestors touch any relevant paths, so + * it has been filtered to nothing. Delete + * it. + */ + printf("reset %s\nfrom %s\n\n", + name, oid_to_hex(&null_oid)); + continue; + } + + mark = get_object_mark(&commit->object); + if (!mark) { + /* + * Getting here means we have a commit which + * was excluded by a negative refspec (e.g. + * fast-export ^master master). If we are + * referencing excluded commits, set the ref + * to the exact commit. Otherwise, the user + * wants the branch exported but every commit + * in its history to be deleted, which basically + * just means deletion of the ref. + */ + if (!reference_excluded_commits) { + /* delete the ref */ + printf("reset %s\nfrom %s\n\n", + name, oid_to_hex(&null_oid)); + continue; + } + /* set ref to commit using oid, not mark */ + printf("reset %s\nfrom %s\n\n", name, + oid_to_hex(&commit->object.oid)); + continue; + } + + printf("reset %s\nfrom :%d\n\n", name, mark + ); show_progress(); break; } @@ -876,7 +981,7 @@ static void export_marks(char *file) { unsigned int i; uint32_t mark; - struct object_decoration *deco = idnums.hash; + struct decoration_entry *deco = idnums.entries; FILE *f; int e = 0; @@ -905,9 +1010,7 @@ static void export_marks(char *file) static void import_marks(char *input_file) { char line[512]; - FILE *f = fopen(input_file, "r"); - if (!f) - die_errno("cannot read '%s'", input_file); + FILE *f = xfopen(input_file, "r"); while (fgets(line, sizeof(line), f)) { uint32_t mark; @@ -930,7 +1033,7 @@ static void import_marks(char *input_file) if (last_idnum < mark) last_idnum = mark; - type = sha1_object_info(oid.hash, NULL); + type = oid_object_info(the_repository, &oid, NULL); if (type < 0) die("object not found: %s", oid_to_hex(&oid)); @@ -938,7 +1041,7 @@ static void import_marks(char *input_file) /* only commits */ continue; - commit = lookup_commit(oid.hash); + commit = lookup_commit(the_repository, &oid); if (!commit) die("not a commit? can't happen: %s", oid_to_hex(&oid)); @@ -957,13 +1060,13 @@ static void import_marks(char *input_file) static void handle_deletes(void) { int i; - for (i = 0; i < refspecs_nr; i++) { - struct refspec *refspec = &refspecs[i]; + for (i = 0; i < refspecs.nr; i++) { + struct refspec_item *refspec = &refspecs.items[i]; if (*refspec->src) continue; printf("reset %s\nfrom %s\n\n", - refspec->dst, sha1_to_hex(null_sha1)); + refspec->dst, oid_to_hex(&null_oid)); } } @@ -975,6 +1078,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) char *export_filename = NULL, *import_filename = NULL; uint32_t lastimportid; struct string_list refspecs_list = STRING_LIST_INIT_NODUP; + struct string_list paths_of_changed_objects = STRING_LIST_INIT_DUP; struct option options[] = { OPT_INTEGER(0, "progress", &progress, N_("show progress after <n> objects")), @@ -998,6 +1102,11 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) OPT_STRING_LIST(0, "refspec", &refspecs_list, N_("refspec"), N_("Apply refspec to exported refs")), OPT_BOOL(0, "anonymize", &anonymize, N_("anonymize output")), + OPT_BOOL(0, "reference-excluded-parents", + &reference_excluded_commits, N_("Reference parents which are not in fast-export stream by object id")), + OPT_BOOL(0, "show-original-ids", &show_original_ids, + N_("Show original object ids of blobs/commits")), + OPT_END() }; @@ -1007,9 +1116,10 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) /* we handle encodings */ git_config(git_default_config, NULL); - init_revisions(&revs, prefix); + repo_init_revisions(the_repository, &revs, prefix); + init_revision_sources(&revision_sources); revs.topo_order = 1; - revs.show_source = 1; + revs.sources = &revision_sources; revs.rewrite_parents = 1; argc = parse_options(argc, argv, prefix, options, fast_export_usage, PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN); @@ -1018,18 +1128,12 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) usage_with_options (fast_export_usage, options); if (refspecs_list.nr) { - const char **refspecs_str; int i; - ALLOC_ARRAY(refspecs_str, refspecs_list.nr); for (i = 0; i < refspecs_list.nr; i++) - refspecs_str[i] = refspecs_list.items[i].string; - - refspecs_nr = refspecs_list.nr; - refspecs = parse_fetch_refspec(refspecs_nr, refspecs_str); + refspec_append(&refspecs, refspecs_list.items[i].string); string_list_clear(&refspecs_list, 1); - free(refspecs_str); } if (use_done_feature) @@ -1047,18 +1151,20 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) if (prepare_revision_walk(&revs)) die("revision walk setup failed"); revs.diffopt.format_callback = show_filemodify; - DIFF_OPT_SET(&revs.diffopt, RECURSIVE); + revs.diffopt.format_callback_data = &paths_of_changed_objects; + revs.diffopt.flags.recursive = 1; while ((commit = get_revision(&revs))) { if (has_unshown_parent(commit)) { add_object_array(&commit->object, NULL, &commits); } else { - handle_commit(commit, &revs); - handle_tail(&commits, &revs); + handle_commit(commit, &revs, &paths_of_changed_objects); + handle_tail(&commits, &revs, &paths_of_changed_objects); } } - handle_tags_and_duplicates(); + handle_tags_and_duplicates(&extra_refs); + handle_tags_and_duplicates(&tag_refs); handle_deletes(); if (export_filename && lastimportid != last_idnum) @@ -1067,7 +1173,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) if (use_done_feature) printf("done\n"); - free_refspec(refspecs_nr, refspecs); + refspec_clear(&refspecs); return 0; } |