diff options
| -rw-r--r-- | Documentation/git-unpack-objects.txt | 3 | ||||
| -rw-r--r-- | builtin-unpack-objects.c | 110 |
2 files changed, 7 insertions, 106 deletions
diff --git a/Documentation/git-unpack-objects.txt b/Documentation/git-unpack-objects.txt index 3697896a0..b79be3fd4 100644 --- a/Documentation/git-unpack-objects.txt +++ b/Documentation/git-unpack-objects.txt @@ -40,9 +40,6 @@ OPTIONS and make the best effort to recover as many objects as possible. ---strict:: - Don't write objects with broken content or links. - Author ------ diff --git a/builtin-unpack-objects.c b/builtin-unpack-objects.c index 9d2a85495..50e07faa1 100644 --- a/builtin-unpack-objects.c +++ b/builtin-unpack-objects.c @@ -7,13 +7,11 @@ #include "commit.h" #include "tag.h" #include "tree.h" -#include "tree-walk.h" #include "progress.h" #include "decorate.h" -#include "fsck.h" -static int dry_run, quiet, recover, has_errors, strict; -static const char unpack_usage[] = "git-unpack-objects [-n] [-q] [-r] [--strict] < pack-file"; +static int dry_run, quiet, recover, has_errors; +static const char unpack_usage[] = "git-unpack-objects [-n] [-q] [-r] < pack-file"; /* We always read in 4kB chunks. */ static unsigned char buffer[4096]; @@ -33,16 +31,6 @@ static struct obj_buffer *lookup_object_buffer(struct object *base) return lookup_decoration(&obj_decorate, base); } -static void add_object_buffer(struct object *object, char *buffer, unsigned long size) -{ - struct obj_buffer *obj; - obj = xcalloc(1, sizeof(struct obj_buffer)); - obj->buffer = buffer; - obj->size = size; - if (add_decoration(&obj_decorate, object, obj)) - die("object %s tried to add buffer twice!", sha1_to_hex(object->sha1)); -} - /* * Make sure at least "min" bytes are available in the buffer, and * return the pointer to the buffer. @@ -146,58 +134,9 @@ static void add_delta_to_list(unsigned nr, unsigned const char *base_sha1, struct obj_info { off_t offset; unsigned char sha1[20]; - struct object *obj; }; -#define FLAG_OPEN (1u<<20) -#define FLAG_WRITTEN (1u<<21) - static struct obj_info *obj_list; -unsigned nr_objects; - -static void write_cached_object(struct object *obj) -{ - unsigned char sha1[20]; - struct obj_buffer *obj_buf = lookup_object_buffer(obj); - if (write_sha1_file(obj_buf->buffer, obj_buf->size, typename(obj->type), sha1) < 0) - die("failed to write object %s", sha1_to_hex(obj->sha1)); - obj->flags |= FLAG_WRITTEN; -} - -static int check_object(struct object *obj, int type, void *data) -{ - if (!obj) - return 0; - - if (obj->flags & FLAG_WRITTEN) - return 1; - - if (type != OBJ_ANY && obj->type != type) - die("object type mismatch"); - - if (!(obj->flags & FLAG_OPEN)) { - unsigned long size; - int type = sha1_object_info(obj->sha1, &size); - if (type != obj->type || type <= 0) - die("object of unexpected type"); - obj->flags |= FLAG_WRITTEN; - return 1; - } - - if (fsck_object(obj, 1, fsck_error_function)) - die("Error in object"); - if (!fsck_walk(obj, check_object, 0)) - die("Error on reachable objects of %s", sha1_to_hex(obj->sha1)); - write_cached_object(obj); - return 1; -} - -static void write_rest(void) -{ - unsigned i; - for (i = 0; i < nr_objects; i++) - check_object(obj_list[i].obj, OBJ_ANY, 0); -} static void added_object(unsigned nr, enum object_type type, void *data, unsigned long size); @@ -205,36 +144,9 @@ static void added_object(unsigned nr, enum object_type type, static void write_object(unsigned nr, enum object_type type, void *buf, unsigned long size) { + if (write_sha1_file(buf, size, typename(type), obj_list[nr].sha1) < 0) + die("failed to write object"); added_object(nr, type, buf, size); - if (!strict) { - if (write_sha1_file(buf, size, typename(type), obj_list[nr].sha1) < 0) - die("failed to write object"); - free(buf); - obj_list[nr].obj = 0; - } else if (type == OBJ_BLOB) { - struct blob *blob; - if (write_sha1_file(buf, size, typename(type), obj_list[nr].sha1) < 0) - die("failed to write object"); - free(buf); - - blob = lookup_blob(obj_list[nr].sha1); - if (blob) - blob->object.flags |= FLAG_WRITTEN; - else - die("invalid blob object"); - obj_list[nr].obj = 0; - } else { - struct object *obj; - int eaten; - hash_sha1_file(buf, size, typename(type), obj_list[nr].sha1); - obj = parse_object_buffer(obj_list[nr].sha1, type, size, buf, &eaten); - if (!obj) - die("invalid %s", typename(type)); - /* buf is stored via add_object_buffer and in obj, if its a tree or commit */ - add_object_buffer(obj, buf, size); - obj->flags |= FLAG_OPEN; - obj_list[nr].obj = obj; - } } static void resolve_delta(unsigned nr, enum object_type type, @@ -251,6 +163,7 @@ static void resolve_delta(unsigned nr, enum object_type type, die("failed to apply delta"); free(delta); write_object(nr, type, result, result_size); + free(result); } static void added_object(unsigned nr, enum object_type type, @@ -280,8 +193,7 @@ static void unpack_non_delta_entry(enum object_type type, unsigned long size, if (!dry_run && buf) write_object(nr, type, buf, size); - else - free(buf); + free(buf); } static void unpack_delta_entry(enum object_type type, unsigned long delta_size, @@ -424,8 +336,7 @@ static void unpack_all(void) int i; struct progress *progress = NULL; struct pack_header *hdr = fill(sizeof(struct pack_header)); - - nr_objects = ntohl(hdr->hdr_entries); + unsigned nr_objects = ntohl(hdr->hdr_entries); if (ntohl(hdr->hdr_signature) != PACK_SIGNATURE) die("bad pack file"); @@ -436,7 +347,6 @@ static void unpack_all(void) if (!quiet) progress = start_progress("Unpacking objects", nr_objects); obj_list = xmalloc(nr_objects * sizeof(*obj_list)); - memset(obj_list, 0, nr_objects * sizeof(*obj_list)); for (i = 0; i < nr_objects; i++) { unpack_one(i); display_progress(progress, i + 1); @@ -472,10 +382,6 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix) recover = 1; continue; } - if (!strcmp(arg, "--strict")) { - strict = 1; - continue; - } if (!prefixcmp(arg, "--pack_header=")) { struct pack_header *hdr; char *c; @@ -501,8 +407,6 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix) unpack_all(); SHA1_Update(&ctx, buffer, offset); SHA1_Final(sha1, &ctx); - if (strict) - write_rest(); if (hashcmp(fill(20), sha1)) die("final sha1 did not match"); use(20); |