diff options
Diffstat (limited to 'builtin-pack-objects.c')
| -rw-r--r-- | builtin-pack-objects.c | 54 |
1 files changed, 28 insertions, 26 deletions
diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c index 2dadec1630..217fd49da9 100644 --- a/builtin-pack-objects.c +++ b/builtin-pack-objects.c @@ -23,7 +23,7 @@ #endif static const char pack_usage[] = "\ -git-pack-objects [{ -q | --progress | --all-progress }] \n\ +git pack-objects [{ -q | --progress | --all-progress }] \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\ @@ -410,25 +410,22 @@ static unsigned long write_object(struct sha1file *f, return hdrlen + datalen; } -static off_t write_one(struct sha1file *f, +static int write_one(struct sha1file *f, struct object_entry *e, - off_t offset) + off_t *offset) { unsigned long size; /* offset is non zero if object is written already. */ if (e->idx.offset || e->preferred_base) - return offset; + return 1; /* if we are deltified, write out base object first. */ - if (e->delta) { - offset = write_one(f, e->delta, offset); - if (!offset) - return 0; - } + if (e->delta && !write_one(f, e->delta, offset)) + return 0; - e->idx.offset = offset; - size = write_object(f, e, offset); + e->idx.offset = *offset; + size = write_object(f, e, *offset); if (!size) { e->idx.offset = 0; return 0; @@ -436,9 +433,10 @@ static off_t write_one(struct sha1file *f, written_list[nr_written++] = &e->idx; /* make sure off_t is sufficiently large not to wrap */ - if (offset > offset + size) + if (*offset > *offset + size) die("pack too large for current definition of off_t"); - return offset + size; + *offset += size; + return 1; } /* forward declaration for write_pack_file */ @@ -448,7 +446,7 @@ static void write_pack_file(void) { uint32_t i = 0, j; struct sha1file *f; - off_t offset, offset_one, last_obj_offset = 0; + off_t offset; struct pack_header hdr; uint32_t nr_remaining = nr_result; time_t last_mtime = 0; @@ -480,11 +478,8 @@ static void write_pack_file(void) offset = sizeof(hdr); nr_written = 0; for (; i < nr_objects; i++) { - last_obj_offset = offset; - offset_one = write_one(f, objects + i, offset); - if (!offset_one) + if (!write_one(f, objects + i, &offset)) break; - offset = offset_one; display_progress(progress_state, written); } @@ -497,9 +492,9 @@ static void write_pack_file(void) } else if (nr_written == nr_remaining) { sha1close(f, sha1, CSUM_FSYNC); } else { - int fd = sha1close(f, NULL, 0); - fixup_pack_header_footer(fd, sha1, pack_tmp_name, nr_written); - fsync_or_die(fd, pack_tmp_name); + int fd = sha1close(f, sha1, 0); + fixup_pack_header_footer(fd, sha1, pack_tmp_name, + nr_written, sha1, offset); close(fd); } @@ -1096,9 +1091,12 @@ static void check_object(struct object_entry *entry) } entry->type = sha1_object_info(entry->idx.sha1, &entry->size); - if (entry->type < 0) - die("unable to get type of object %s", - sha1_to_hex(entry->idx.sha1)); + /* + * The error condition is checked in prepare_pack(). This is + * to permit a missing preferred base object to be ignored + * as a preferred base. Doing so can result in a larger + * pack file, but the transfer will still take place. + */ } static int pack_offset_sort(const void *_a, const void *_b) @@ -1722,8 +1720,12 @@ static void prepare_pack(int window, int depth) if (entry->no_try_delta) continue; - if (!entry->preferred_base) + if (!entry->preferred_base) { nr_deltas++; + if (entry->type < 0) + die("unable to get type of object %s", + sha1_to_hex(entry->idx.sha1)); + } delta_list[n++] = entry; } @@ -1870,7 +1872,7 @@ static void mark_in_pack_object(struct object *object, struct packed_git *p, str /* * Compare the objects in the offset order, in order to emulate the - * "git-rev-list --objects" output that produced the pack originally. + * "git rev-list --objects" output that produced the pack originally. */ static int ofscmp(const void *a_, const void *b_) { |