git-fetch
git-fetch--tool
git-fetch-pack
+git-filter-branch
git-findtags
git-fmt-merge-msg
git-for-each-ref
test-dump-cache-tree
test-genrandom
test-match-trees
+test-sha1
common-cmds.h
*.tar.gz
*.dsc
[verse]
'git-format-patch' [-n | -k] [-o <dir> | --stdout] [--thread]
[--attach[=<boundary>] | --inline[=<boundary>]]
- [-s | --signoff] [<common diff options>] [--start-number <n>]
+ [-s | --signoff] [<common diff options>]
+ [--start-number <n>] [--numbered-files]
[--in-reply-to=Message-Id] [--suffix=.<sfx>]
[--ignore-if-in-upstream]
[--subject-prefix=Subject-Prefix]
The output of this command is convenient for e-mail submission or
for use with gitlink:git-am[1].
-Each output file is numbered sequentially from 1, and uses the
+By default, each output file is numbered sequentially from 1, and uses the
first line of the commit message (massaged for pathname safety) as
-the filename. The names of the output files are printed to standard
+the filename. With the --numbered-files option, the output file names
+will only be numbers, without the first line of the commit appended.
+The names of the output files are printed to standard
output, unless the --stdout option is specified.
If -o is specified, output files are created in <dir>. Otherwise
--start-number <n>::
Start numbering the patches at <n> instead of 1.
+--numbered-files::
+ Output file names will be a simple number sequence
+ without the default first line of the commit appended.
+ Mutually exclusive with the --stdout option.
+
-k|--keep-subject::
Do not strip/add '[PATCH]' from the first line of the
commit log message.
--------
[verse]
'git-fsck' [--tags] [--root] [--unreachable] [--cache] [--no-reflogs]
- [--full] [--strict] [<object>*]
+ [--full] [--strict] [--verbose] [<object>*]
DESCRIPTION
-----------
objects that triggers this check, but it is recommended
to check new projects with this flag.
+--verbose::
+ Be chatty.
+
It tests SHA1 and general object sanity, and it does full tracking of
the resulting reachability and everything else. It prints out any
corruption it finds (missing or bad objects), and if you use the
clean:
rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o xdiff/*.o \
- test-chmtime$X test-genrandom$X $(LIB_FILE) $(XDIFF_LIB)
+ $(LIB_FILE) $(XDIFF_LIB)
rm -f $(ALL_PROGRAMS) $(BUILT_INS) git$X
+ rm -f $(TEST_PROGRAMS)
rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags
rm -rf autom4te.cache
rm -f configure config.log config.mak.autogen config.mak.append config.status config.cache
static char *config_repo;
static char *config_remote;
static const char *start_ref;
-static int start_len;
-static int base_len;
static int get_remote_branch_name(const char *value)
{
end = value + strlen(value);
- /* Try an exact match first. */
+ /*
+ * Try an exact match first. I.e. handle the case where the
+ * value is "$anything:refs/foo/bar/baz" and start_ref is exactly
+ * "refs/foo/bar/baz". Then the name at the remote is $anything.
+ */
if (!strcmp(colon + 1, start_ref)) {
- /* Truncate the value before the colon. */
+ /* Truncate the value before the colon. */
nfasprintf(&config_repo, "%.*s", colon - value, value);
return 1;
}
- /* Try with a wildcard match now. */
- if (end - value > 2 && end[-2] == '/' && end[-1] == '*' &&
- colon - value > 2 && colon[-2] == '/' && colon[-1] == '*' &&
- (end - 2) - (colon + 1) == base_len &&
- !strncmp(colon + 1, start_ref, base_len)) {
- /* Replace the star with the remote branch name. */
- nfasprintf(&config_repo, "%.*s%s",
- (colon - 2) - value, value,
- start_ref + base_len);
- return 1;
- }
+ /*
+ * Is this a wildcard match?
+ */
+ if ((end - 2 <= value) || end[-2] != '/' || end[-1] != '*' ||
+ (colon - 2 <= value) || colon[-2] != '/' || colon[-1] != '*')
+ return 0;
- return 0;
+ /*
+ * Value is "refs/foo/bar/<asterisk>:refs/baz/boa/<asterisk>"
+ * and start_ref begins with "refs/baz/boa/"; the name at the
+ * remote is refs/foo/bar/ with the remaining part of the
+ * start_ref. The length of the prefix on the RHS is (end -
+ * colon - 2), including the slash immediately before the
+ * asterisk.
+ */
+ if ((strlen(start_ref) < end - colon - 2) ||
+ memcmp(start_ref, colon + 1, end - colon - 2))
+ return 0; /* does not match prefix */
+
+ /* Replace the asterisk with the remote branch name. */
+ nfasprintf(&config_repo, "%.*s%s",
+ (colon - 1) - value, value,
+ start_ref + (end - colon - 2));
+ return 1;
}
static int get_remote_config(const char *key, const char *value)
return 0;
var = strrchr(key, '.');
- if (var == key + 6)
+ if (var == key + 6 || strcmp(var, ".fetch"))
return 0;
-
- if (!strcmp(var, ".fetch") && get_remote_branch_name(value))
+ /*
+ * Ok, we are looking at key == "remote.$foo.fetch";
+ */
+ if (get_remote_branch_name(value))
nfasprintf(&config_remote, "%.*s", var - (key + 7), key + 7);
return 0;
static void set_branch_defaults(const char *name, const char *real_ref)
{
- const char *slash = strrchr(real_ref, '/');
-
- if (!slash)
- return;
-
+ /*
+ * name is the name of new branch under refs/heads;
+ * real_ref is typically refs/remotes/$foo/$bar, where
+ * $foo is the remote name (there typically are no slashes)
+ * and $bar is the branch name we map from the remote
+ * (it could have slashes).
+ */
start_ref = real_ref;
- start_len = strlen(real_ref);
- base_len = slash - real_ref;
git_config(get_remote_config);
if (!config_repo && !config_remote &&
!prefixcmp(real_ref, "refs/heads/")) {
static int keep_cache_objects;
static unsigned char head_sha1[20];
static int errors_found;
+static int verbose;
#define ERROR_OBJECT 01
#define ERROR_REACHABLE 02
static void check_object(struct object *obj)
{
+ if (verbose)
+ fprintf(stderr, "Checking %s\n", sha1_to_hex(obj->sha1));
+
if (obj->flags & REACHABLE)
check_reachable_object(obj);
else
/* Look up all the requirements, warn about missing objects.. */
max = get_max_object_index();
+ if (verbose)
+ fprintf(stderr, "Checking connectivity (%d objects)\n", max);
+
for (i = 0; i < max; i++) {
struct object *obj = get_indexed_object(i);
const char *o_name;
const unsigned char *o_sha1;
+ if (verbose)
+ fprintf(stderr, "Checking tree %s\n",
+ sha1_to_hex(item->object.sha1));
+
init_tree_desc(&desc, item->buffer, item->size);
o_mode = 0;
char *buffer = commit->buffer;
unsigned char tree_sha1[20], sha1[20];
+ if (verbose)
+ fprintf(stderr, "Checking commit %s\n",
+ sha1_to_hex(commit->object.sha1));
+
if (memcmp(buffer, "tree ", 5))
return objerror(&commit->object, "invalid format - expected 'tree' line");
if (get_sha1_hex(buffer+5, tree_sha1) || buffer[45] != '\n')
{
struct object *tagged = tag->tagged;
+ if (verbose)
+ fprintf(stderr, "Checking tag %s\n",
+ sha1_to_hex(tag->object.sha1));
+
if (!tagged) {
return objerror(&tag->object, "could not load tagged object");
}
if (!dir)
return;
+ if (verbose)
+ fprintf(stderr, "Checking directory %s\n", path);
+
while ((de = readdir(dir)) != NULL) {
char name[100];
unsigned char sha1[20];
{
struct object *obj;
+ if (verbose)
+ fprintf(stderr, "Checking reflog %s->%s\n",
+ sha1_to_hex(osha1), sha1_to_hex(nsha1));
+
if (!is_null_sha1(osha1)) {
obj = lookup_object(osha1);
if (obj) {
static void fsck_object_dir(const char *path)
{
int i;
+
+ if (verbose)
+ fprintf(stderr, "Checking object directory\n");
+
for (i = 0; i < 256; i++) {
static char dir[4096];
sprintf(dir, "%s/%02x", path, i);
int null_is_error = 0;
const char *head_points_at = resolve_ref("HEAD", sha1, 0, &flag);
+ if (verbose)
+ fprintf(stderr, "Checking HEAD link\n");
+
if (!head_points_at)
return error("Invalid HEAD");
if (!strcmp(head_points_at, "HEAD"))
int i;
int err = 0;
+ if (verbose)
+ fprintf(stderr, "Checking cache tree\n");
+
if (0 <= it->entry_count) {
struct object *obj = parse_object(it->sha1);
if (!obj) {
static const char fsck_usage[] =
"git-fsck [--tags] [--root] [[--unreachable] [--cache] [--full] "
-"[--strict] <head-sha1>*]";
+"[--strict] [--verbose] <head-sha1>*]";
int cmd_fsck(int argc, char **argv, const char *prefix)
{
check_strict = 1;
continue;
}
+ if (!strcmp(arg, "--verbose")) {
+ verbose = 1;
+ continue;
+ }
if (*arg == '-')
usage(fsck_usage);
}
static FILE *realstdout = NULL;
static const char *output_directory = NULL;
-static int reopen_stdout(struct commit *commit, int nr, int keep_subject)
+static int reopen_stdout(struct commit *commit, int nr, int keep_subject,
+ int numbered_files)
{
char filename[PATH_MAX];
char *sol;
filename[len++] = '/';
}
- sprintf(filename + len, "%04d", nr);
- len = strlen(filename);
-
- sol = strstr(commit->buffer, "\n\n");
- if (sol) {
- int j, space = 1;
-
- sol += 2;
- /* strip [PATCH] or [PATCH blabla] */
- if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
- char *eos = strchr(sol + 6, ']');
- if (eos) {
- while (isspace(*eos))
- eos++;
- sol = eos;
- }
- }
+ if (numbered_files) {
+ sprintf(filename + len, "%d", nr);
+ len = strlen(filename);
- for (j = 0;
- j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
- len < sizeof(filename) - suffix_len &&
- sol[j] && sol[j] != '\n';
- j++) {
- if (istitlechar(sol[j])) {
- if (space) {
- filename[len++] = '-';
- space = 0;
+ } else {
+ sprintf(filename + len, "%04d", nr);
+ len = strlen(filename);
+
+ sol = strstr(commit->buffer, "\n\n");
+ if (sol) {
+ int j, space = 1;
+
+ sol += 2;
+ /* strip [PATCH] or [PATCH blabla] */
+ if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
+ char *eos = strchr(sol + 6, ']');
+ if (eos) {
+ while (isspace(*eos))
+ eos++;
+ sol = eos;
}
- filename[len++] = sol[j];
- if (sol[j] == '.')
- while (sol[j + 1] == '.')
- j++;
- } else
- space = 1;
+ }
+
+ for (j = 0;
+ j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
+ len < sizeof(filename) - suffix_len &&
+ sol[j] && sol[j] != '\n';
+ j++) {
+ if (istitlechar(sol[j])) {
+ if (space) {
+ filename[len++] = '-';
+ space = 0;
+ }
+ filename[len++] = sol[j];
+ if (sol[j] == '.')
+ while (sol[j + 1] == '.')
+ j++;
+ } else
+ space = 1;
+ }
+ while (filename[len - 1] == '.'
+ || filename[len - 1] == '-')
+ len--;
+ filename[len] = 0;
}
- while (filename[len - 1] == '.' || filename[len - 1] == '-')
- len--;
- filename[len] = 0;
+ if (len + suffix_len >= sizeof(filename))
+ return error("Patch pathname too long");
+ strcpy(filename + len, fmt_patch_suffix);
}
- if (len + suffix_len >= sizeof(filename))
- return error("Patch pathname too long");
- strcpy(filename + len, fmt_patch_suffix);
+
fprintf(realstdout, "%s\n", filename);
if (freopen(filename, "w", stdout) == NULL)
return error("Cannot open patch file %s",filename);
- return 0;
+ return 0;
}
static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const char *prefix)
int numbered = 0;
int start_number = -1;
int keep_subject = 0;
+ int numbered_files = 0; /* _just_ numbers */
int subject_prefix = 0;
int ignore_if_in_upstream = 0;
int thread = 0;
numbered = 1;
else if (!prefixcmp(argv[i], "--start-number="))
start_number = strtol(argv[i] + 15, NULL, 10);
+ else if (!strcmp(argv[i], "--numbered-files"))
+ numbered_files = 1;
else if (!strcmp(argv[i], "--start-number")) {
i++;
if (i == argc)
die ("-n and -k are mutually exclusive.");
if (keep_subject && subject_prefix)
die ("--subject-prefix and -k are mutually exclusive.");
+ if (numbered_files && use_stdout)
+ die ("--numbered-files and --stdout are mutually exclusive.");
argc = setup_revisions(argc, argv, &rev, "HEAD");
if (argc > 1)
rev.message_id = message_id;
}
if (!use_stdout)
- if (reopen_stdout(commit, rev.nr, keep_subject))
+ if (reopen_stdout(commit, rev.nr, keep_subject,
+ numbered_files))
die("Failed to create output files");
shown = log_tree_commit(&rev, commit);
free(commit->buffer);
[--stdout | base-name] [<ref-list | <object-list]";
struct object_entry {
- unsigned char sha1[20];
- uint32_t crc32; /* crc of raw pack data for this object */
- off_t offset; /* offset into the final pack file */
+ struct pack_idx_entry idx;
unsigned long size; /* uncompressed size */
+
unsigned int hash; /* name hint hash */
unsigned int depth; /* delta depth */
struct packed_git *in_pack; /* already in pack */
static const char *pack_tmp_name, *idx_tmp_name;
static char tmpname[PATH_MAX];
static const char *base_name;
-static unsigned char pack_file_sha1[20];
static int progress = 1;
static int window = 10;
static uint32_t pack_size_limit;
{
unsigned long othersize, delta_size;
enum object_type type;
- void *otherbuf = read_sha1_file(entry->delta->sha1, &type, &othersize);
+ void *otherbuf = read_sha1_file(entry->delta->idx.sha1, &type, &othersize);
void *delta_buf;
if (!otherbuf)
- die("unable to read %s", sha1_to_hex(entry->delta->sha1));
+ die("unable to read %s", sha1_to_hex(entry->delta->idx.sha1));
delta_buf = diff_delta(otherbuf, othersize,
buf, size, &delta_size, 0);
if (!delta_buf || delta_size != entry->delta_size)
/* yes if unlimited packfile */
!pack_size_limit ? 1 :
/* no if base written to previous pack */
- entry->delta->offset == (off_t)-1 ? 0 :
+ entry->delta->idx.offset == (off_t)-1 ? 0 :
/* otherwise double-check written to this
* pack, like we do below
*/
- entry->delta->offset ? 1 : 0;
+ entry->delta->idx.offset ? 1 : 0;
if (!pack_to_stdout)
crc32_begin(f);
unsigned long maxsize;
void *out;
if (!usable_delta) {
- buf = read_sha1_file(entry->sha1, &obj_type, &size);
+ buf = read_sha1_file(entry->idx.sha1, &obj_type, &size);
if (!buf)
- die("unable to read %s", sha1_to_hex(entry->sha1));
+ die("unable to read %s", sha1_to_hex(entry->idx.sha1));
} else if (entry->delta_data) {
size = entry->delta_size;
buf = entry->delta_data;
entry->delta_data = NULL;
- obj_type = (allow_ofs_delta && entry->delta->offset) ?
+ obj_type = (allow_ofs_delta && entry->delta->idx.offset) ?
OBJ_OFS_DELTA : OBJ_REF_DELTA;
} else {
- buf = read_sha1_file(entry->sha1, &type, &size);
+ buf = read_sha1_file(entry->idx.sha1, &type, &size);
if (!buf)
- die("unable to read %s", sha1_to_hex(entry->sha1));
+ die("unable to read %s", sha1_to_hex(entry->idx.sha1));
buf = delta_against(buf, size, entry);
size = entry->delta_size;
- obj_type = (allow_ofs_delta && entry->delta->offset) ?
+ obj_type = (allow_ofs_delta && entry->delta->idx.offset) ?
OBJ_OFS_DELTA : OBJ_REF_DELTA;
}
/* compress the data to store and put compressed length in datalen */
* encoding of the relative offset for the delta
* base from this object's position in the pack.
*/
- off_t ofs = entry->offset - entry->delta->offset;
+ off_t ofs = entry->idx.offset - entry->delta->idx.offset;
unsigned pos = sizeof(dheader) - 1;
dheader[pos] = ofs & 127;
while (ofs >>= 7)
return 0;
}
sha1write(f, header, hdrlen);
- sha1write(f, entry->delta->sha1, 20);
+ sha1write(f, entry->delta->idx.sha1, 20);
hdrlen += 20;
} else {
if (limit && hdrlen + datalen + 20 >= limit) {
off_t offset;
if (entry->delta) {
- obj_type = (allow_ofs_delta && entry->delta->offset) ?
+ obj_type = (allow_ofs_delta && entry->delta->idx.offset) ?
OBJ_OFS_DELTA : OBJ_REF_DELTA;
reused_delta++;
}
datalen = revidx[1].offset - offset;
if (!pack_to_stdout && p->index_version > 1 &&
check_pack_crc(p, &w_curs, offset, datalen, revidx->nr))
- die("bad packed object CRC for %s", sha1_to_hex(entry->sha1));
+ die("bad packed object CRC for %s", sha1_to_hex(entry->idx.sha1));
offset += entry->in_pack_header_size;
datalen -= entry->in_pack_header_size;
if (obj_type == OBJ_OFS_DELTA) {
- off_t ofs = entry->offset - entry->delta->offset;
+ off_t ofs = entry->idx.offset - entry->delta->idx.offset;
unsigned pos = sizeof(dheader) - 1;
dheader[pos] = ofs & 127;
while (ofs >>= 7)
if (limit && hdrlen + 20 + datalen + 20 >= limit)
return 0;
sha1write(f, header, hdrlen);
- sha1write(f, entry->delta->sha1, 20);
+ sha1write(f, entry->delta->idx.sha1, 20);
hdrlen += 20;
} else {
if (limit && hdrlen + datalen + 20 >= limit)
if (!pack_to_stdout && p->index_version == 1 &&
check_pack_inflate(p, &w_curs, offset, datalen, entry->size))
- die("corrupt packed object for %s", sha1_to_hex(entry->sha1));
+ die("corrupt packed object for %s", sha1_to_hex(entry->idx.sha1));
copy_pack_data(f, p, &w_curs, offset, datalen);
unuse_pack(&w_curs);
reused++;
written_delta++;
written++;
if (!pack_to_stdout)
- entry->crc32 = crc32_end(f);
+ entry->idx.crc32 = crc32_end(f);
return hdrlen + datalen;
}
unsigned long size;
/* offset is non zero if object is written already. */
- if (e->offset || e->preferred_base)
+ if (e->idx.offset || e->preferred_base)
return offset;
/* if we are deltified, write out base object first. */
return 0;
}
- e->offset = offset;
+ e->idx.offset = offset;
size = write_object(f, e, offset);
if (!size) {
- e->offset = 0;
+ e->idx.offset = 0;
return 0;
}
written_list[nr_written++] = e;
return mkstemp(tmpname);
}
-/* forward declarations for write_pack_file */
-static void write_index_file(off_t last_obj_offset, unsigned char *sha1);
+/* forward declaration for write_pack_file */
static int adjust_perm(const char *path, mode_t mode);
static void write_pack_file(void)
written_list = xmalloc(nr_objects * sizeof(struct object_entry *));
do {
+ unsigned char sha1[20];
+
if (pack_to_stdout) {
f = sha1fd(1, "<stdout>");
} else {
* If so, rewrite it like in fast-import
*/
if (pack_to_stdout || nr_written == nr_remaining) {
- sha1close(f, pack_file_sha1, 1);
+ sha1close(f, sha1, 1);
} else {
- sha1close(f, pack_file_sha1, 0);
- fixup_pack_header_footer(f->fd, pack_file_sha1, pack_tmp_name, nr_written);
+ sha1close(f, sha1, 0);
+ fixup_pack_header_footer(f->fd, sha1, pack_tmp_name, nr_written);
close(f->fd);
}
if (!pack_to_stdout) {
- unsigned char object_list_sha1[20];
mode_t mode = umask(0);
umask(mode);
mode = 0444 & ~mode;
- write_index_file(last_obj_offset, object_list_sha1);
+ idx_tmp_name = write_idx_file(NULL,
+ (struct pack_idx_entry **) written_list, nr_written, sha1);
snprintf(tmpname, sizeof(tmpname), "%s-%s.pack",
- base_name, sha1_to_hex(object_list_sha1));
+ base_name, sha1_to_hex(sha1));
if (adjust_perm(pack_tmp_name, mode))
die("unable to make temporary pack file readable: %s",
strerror(errno));
die("unable to rename temporary pack file: %s",
strerror(errno));
snprintf(tmpname, sizeof(tmpname), "%s-%s.idx",
- base_name, sha1_to_hex(object_list_sha1));
+ base_name, sha1_to_hex(sha1));
if (adjust_perm(idx_tmp_name, mode))
die("unable to make temporary index file readable: %s",
strerror(errno));
if (rename(idx_tmp_name, tmpname))
die("unable to rename temporary index file: %s",
strerror(errno));
- puts(sha1_to_hex(object_list_sha1));
+ puts(sha1_to_hex(sha1));
}
/* mark written objects as written to previous pack */
for (j = 0; j < nr_written; j++) {
- written_list[j]->offset = (off_t)-1;
+ written_list[j]->idx.offset = (off_t)-1;
}
nr_remaining -= nr_written;
} while (nr_remaining && i < nr_objects);
*/
for (j = 0; i < nr_objects; i++) {
struct object_entry *e = objects + i;
- j += !e->offset && !e->preferred_base;
+ j += !e->idx.offset && !e->preferred_base;
}
if (j)
die("wrote %u objects as expected but %u unwritten", written, j);
}
-static int sha1_sort(const void *_a, const void *_b)
-{
- const struct object_entry *a = *(struct object_entry **)_a;
- const struct object_entry *b = *(struct object_entry **)_b;
- return hashcmp(a->sha1, b->sha1);
-}
-
-static uint32_t index_default_version = 1;
-static uint32_t index_off32_limit = 0x7fffffff;
-
-static void write_index_file(off_t last_obj_offset, unsigned char *sha1)
-{
- struct sha1file *f;
- struct object_entry **sorted_by_sha, **list, **last;
- uint32_t array[256];
- uint32_t i, index_version;
- SHA_CTX ctx;
-
- int fd = open_object_dir_tmp("tmp_idx_XXXXXX");
- if (fd < 0)
- die("unable to create %s: %s\n", tmpname, strerror(errno));
- idx_tmp_name = xstrdup(tmpname);
- f = sha1fd(fd, idx_tmp_name);
-
- if (nr_written) {
- sorted_by_sha = written_list;
- qsort(sorted_by_sha, nr_written, sizeof(*sorted_by_sha), sha1_sort);
- list = sorted_by_sha;
- last = sorted_by_sha + nr_written;
- } else
- sorted_by_sha = list = last = NULL;
-
- /* if last object's offset is >= 2^31 we should use index V2 */
- index_version = (last_obj_offset >> 31) ? 2 : index_default_version;
-
- /* index versions 2 and above need a header */
- if (index_version >= 2) {
- struct pack_idx_header hdr;
- hdr.idx_signature = htonl(PACK_IDX_SIGNATURE);
- hdr.idx_version = htonl(index_version);
- sha1write(f, &hdr, sizeof(hdr));
- }
-
- /*
- * Write the first-level table (the list is sorted,
- * but we use a 256-entry lookup to be able to avoid
- * having to do eight extra binary search iterations).
- */
- for (i = 0; i < 256; i++) {
- struct object_entry **next = list;
- while (next < last) {
- struct object_entry *entry = *next;
- if (entry->sha1[0] != i)
- break;
- next++;
- }
- array[i] = htonl(next - sorted_by_sha);
- list = next;
- }
- sha1write(f, array, 256 * 4);
-
- /* Compute the SHA1 hash of sorted object names. */
- SHA1_Init(&ctx);
-
- /* Write the actual SHA1 entries. */
- list = sorted_by_sha;
- for (i = 0; i < nr_written; i++) {
- struct object_entry *entry = *list++;
- if (index_version < 2) {
- uint32_t offset = htonl(entry->offset);
- sha1write(f, &offset, 4);
- }
- sha1write(f, entry->sha1, 20);
- SHA1_Update(&ctx, entry->sha1, 20);
- }
-
- if (index_version >= 2) {
- unsigned int nr_large_offset = 0;
-
- /* write the crc32 table */
- list = sorted_by_sha;
- for (i = 0; i < nr_written; i++) {
- struct object_entry *entry = *list++;
- uint32_t crc32_val = htonl(entry->crc32);
- sha1write(f, &crc32_val, 4);
- }
-
- /* write the 32-bit offset table */
- list = sorted_by_sha;
- for (i = 0; i < nr_written; i++) {
- struct object_entry *entry = *list++;
- uint32_t offset = (entry->offset <= index_off32_limit) ?
- entry->offset : (0x80000000 | nr_large_offset++);
- offset = htonl(offset);
- sha1write(f, &offset, 4);
- }
-
- /* write the large offset table */
- list = sorted_by_sha;
- while (nr_large_offset) {
- struct object_entry *entry = *list++;
- uint64_t offset = entry->offset;
- if (offset > index_off32_limit) {
- uint32_t split[2];
- split[0] = htonl(offset >> 32);
- split[1] = htonl(offset & 0xffffffff);
- sha1write(f, split, 8);
- nr_large_offset--;
- }
- }
- }
-
- sha1write(f, pack_file_sha1, 20);
- sha1close(f, NULL, 1);
- SHA1_Final(sha1, &ctx);
-}
-
static int locate_object_entry_hash(const unsigned char *sha1)
{
int i;
memcpy(&ui, sha1, sizeof(unsigned int));
i = ui % object_ix_hashsz;
while (0 < object_ix[i]) {
- if (!hashcmp(sha1, objects[object_ix[i] - 1].sha1))
+ if (!hashcmp(sha1, objects[object_ix[i] - 1].idx.sha1))
return i;
if (++i == object_ix_hashsz)
i = 0;
object_ix = xrealloc(object_ix, sizeof(int) * object_ix_hashsz);
memset(object_ix, 0, sizeof(int) * object_ix_hashsz);
for (i = 0, oe = objects; i < nr_objects; i++, oe++) {
- int ix = locate_object_entry_hash(oe->sha1);
+ int ix = locate_object_entry_hash(oe->idx.sha1);
if (0 <= ix)
continue;
ix = -1 - ix;
entry = objects + nr_objects++;
memset(entry, 0, sizeof(*entry));
- hashcpy(entry->sha1, sha1);
+ hashcpy(entry->idx.sha1, sha1);
entry->hash = hash;
if (type)
entry->type = type;
ofs += 1;
if (!ofs || MSB(ofs, 7))
die("delta base offset overflow in pack for %s",
- sha1_to_hex(entry->sha1));
+ sha1_to_hex(entry->idx.sha1));
c = buf[used_0++];
ofs = (ofs << 7) + (c & 127);
}
if (ofs >= entry->in_pack_offset)
die("delta base offset out of bound for %s",
- sha1_to_hex(entry->sha1));
+ sha1_to_hex(entry->idx.sha1));
ofs = entry->in_pack_offset - ofs;
if (!no_reuse_delta && !entry->preferred_base)
base_ref = find_packed_object_name(p, ofs);
unuse_pack(&w_curs);
}
- entry->type = sha1_object_info(entry->sha1, &entry->size);
+ 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->sha1));
+ sha1_to_hex(entry->idx.sha1));
}
static int pack_offset_sort(const void *_a, const void *_b)
/* avoid filesystem trashing with loose objects */
if (!a->in_pack && !b->in_pack)
- return hashcmp(a->sha1, b->sha1);
+ return hashcmp(a->idx.sha1, b->idx.sha1);
if (a->in_pack < b->in_pack)
return -1;
/* Load data if not already done */
if (!trg->data) {
- trg->data = read_sha1_file(trg_entry->sha1, &type, &sz);
+ trg->data = read_sha1_file(trg_entry->idx.sha1, &type, &sz);
if (sz != trg_size)
die("object %s inconsistent object length (%lu vs %lu)",
- sha1_to_hex(trg_entry->sha1), sz, trg_size);
+ sha1_to_hex(trg_entry->idx.sha1), sz, trg_size);
}
if (!src->data) {
- src->data = read_sha1_file(src_entry->sha1, &type, &sz);
+ src->data = read_sha1_file(src_entry->idx.sha1, &type, &sz);
if (sz != src_size)
die("object %s inconsistent object length (%lu vs %lu)",
- sha1_to_hex(src_entry->sha1), sz, src_size);
+ sha1_to_hex(src_entry->idx.sha1), sz, src_size);
}
if (!src->index) {
src->index = create_delta_index(src->data, src_size);
}
if (!prefixcmp(arg, "--index-version=")) {
char *c;
- index_default_version = strtoul(arg + 16, &c, 10);
- if (index_default_version > 2)
+ pack_idx_default_version = strtoul(arg + 16, &c, 10);
+ if (pack_idx_default_version > 2)
die("bad %s", arg);
if (*c == ',')
- index_off32_limit = strtoul(c+1, &c, 0);
- if (*c || index_off32_limit & 0x80000000)
+ pack_idx_off32_limit = strtoul(c+1, &c, 0);
+ if (*c || pack_idx_off32_limit & 0x80000000)
die("bad %s", arg);
continue;
}
check->attr = attr_diff;
}
-#define FIRST_FEW_BYTES 8000
static int file_is_binary(struct diff_filespec *one)
{
- unsigned long sz;
struct git_attr_check attr_diff_check;
setup_diff_attr_check(&attr_diff_check);
return 0;
diff_populate_filespec(one, 0);
}
- sz = one->size;
- if (FIRST_FEW_BYTES < sz)
- sz = FIRST_FEW_BYTES;
- return !!memchr(one->data, 0, sz);
+ return buffer_is_binary(one->data, one->size);
}
static void builtin_diff(const char *name_a,
# Copyright (c) 2006 Theodore Y. Ts'o
#
# This file is licensed under the GPL v2, or a later version
-# at the discretion of Junio C Hammano.
+# at the discretion of Junio C Hamano.
#
USAGE='[--tool=tool] [file to merge] ...'
# (relative to the current git repository)
our $mimetypes_file = undef;
+# assume this charset if line contains non-UTF-8 characters;
+# it should be valid encoding (see Encoding::Supported(3pm) for list),
+# for which encoding all byte sequences are valid, for example
+# 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
+# could be even 'utf-8' for the old behavior)
+our $fallback_encoding = 'latin1';
+
# You define site-wide feature defaults here; override them with
# $GITWEB_CONFIG as necessary.
our %feature = (
return $input;
}
+# decode sequences of octets in utf8 into Perl's internal form,
+# which is utf-8 with utf8 flag set if needed. gitweb writes out
+# in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
+sub to_utf8 {
+ my $str = shift;
+ my $res;
+ eval { $res = decode_utf8($str, Encode::FB_CROAK); };
+ if (defined $res) {
+ return $res;
+ } else {
+ return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
+ }
+}
+
# quote unsafe chars, but keep the slash, even when it's not
# correct, but quoted slashes look too horrible in bookmarks
sub esc_param {
my $str = shift;
my %opts = @_;
- $str = decode_utf8($str);
+ $str = to_utf8($str);
$str = $cgi->escapeHTML($str);
if ($opts{'-nbsp'}) {
$str =~ s/ / /g;
my $str = shift;
my %opts = @_;
- $str = decode_utf8($str);
+ $str = to_utf8($str);
$str = $cgi->escapeHTML($str);
if ($opts{'-nbsp'}) {
$str =~ s/ / /g;
if (length($short) < length($long)) {
return $cgi->a({-href => $href, -class => "list subject",
- -title => decode_utf8($long)},
+ -title => to_utf8($long)},
esc_html($short) . $extra);
} else {
return $cgi->a({-href => $href, -class => "list subject"},
if (check_export_ok("$projectroot/$path")) {
my $pr = {
path => $path,
- owner => decode_utf8($owner),
+ owner => to_utf8($owner),
};
push @list, $pr;
(my $forks_path = $path) =~ s/\.git$//;
$pr = unescape($pr);
$ow = unescape($ow);
if ($pr eq $project) {
- $owner = decode_utf8($ow);
+ $owner = to_utf8($ow);
last;
}
}
}
my $owner = $gcos;
$owner =~ s/[,;].*$//;
- return decode_utf8($owner);
+ return to_utf8($owner);
}
## ......................................................................
my $title = "$site_name";
if (defined $project) {
- $title .= " - " . decode_utf8($project);
+ $title .= " - " . to_utf8($project);
if (defined $action) {
$title .= "/$action";
if (defined $file_name) {
print "<div class=\"page_path\">";
print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
- -title => 'tree root'}, decode_utf8("[$project]"));
+ -title => 'tree root'}, to_utf8("[$project]"));
print " / ";
if (defined $name) {
my @dirname = split '/', $name;
($pr->{'age'}, $pr->{'age_string'}) = @aa;
if (!defined $pr->{'descr'}) {
my $descr = git_get_project_description($pr->{'path'}) || "";
- $pr->{'descr_long'} = decode_utf8($descr);
+ $pr->{'descr_long'} = to_utf8($descr);
$pr->{'descr'} = chop_str($descr, 25, 5);
}
if (!defined $pr->{'owner'}) {
my $git = git_cmd_str();
my $name = $project;
$name =~ s/\047/\047\\\047\047/g;
- my $filename = decode_utf8(basename($project));
+ my $filename = to_utf8(basename($project));
my $cmd;
if ($suffix eq 'zip') {
$filename .= "-$hash.$suffix";
#include "cache.h"
#include "grep.h"
+#include "xdiff-interface.h"
void append_grep_pattern(struct grep_opt *opt, const char *pat,
const char *origin, int no, enum grep_pat_token t)
printf("%.*s\n", (int)(eol-bol), bol);
}
-/*
- * NEEDSWORK: share code with diff.c
- */
-#define FIRST_FEW_BYTES 8000
-static int buffer_is_binary(const char *ptr, unsigned long size)
-{
- if (FIRST_FEW_BYTES < size)
- size = FIRST_FEW_BYTES;
- return !!memchr(ptr, 0, size);
-}
-
static int fixmatch(const char *pattern, char *line, regmatch_t *match)
{
char *hit = strstr(line, pattern);
setup_ident();
if (!name)
name = git_default_name;
- if (!email)
- email = getenv("EMAIL");
if (!email)
email = git_default_email;
+ if (!email)
+ email = getenv("EMAIL");
if (!*name) {
struct passwd *pw;
struct object_entry
{
- off_t offset;
+ struct pack_idx_entry idx;
unsigned long size;
unsigned int hdr_size;
- uint32_t crc32;
enum object_type type;
enum object_type real_type;
- unsigned char sha1[20];
};
union delta_base {
unsigned shift;
void *data;
- obj->offset = consumed_bytes;
+ obj->idx.offset = consumed_bytes;
input_crc32 = crc32(0, Z_NULL, 0);
p = fill(1);
while (c & 128) {
base_offset += 1;
if (!base_offset || MSB(base_offset, 7))
- bad_object(obj->offset, "offset value overflow for delta base object");
+ bad_object(obj->idx.offset, "offset value overflow for delta base object");
p = fill(1);
c = *p;
use(1);
base_offset = (base_offset << 7) + (c & 127);
}
- delta_base->offset = obj->offset - base_offset;
- if (delta_base->offset >= obj->offset)
- bad_object(obj->offset, "delta base offset is out of bound");
+ delta_base->offset = obj->idx.offset - base_offset;
+ if (delta_base->offset >= obj->idx.offset)
+ bad_object(obj->idx.offset, "delta base offset is out of bound");
break;
case OBJ_COMMIT:
case OBJ_TREE:
case OBJ_TAG:
break;
default:
- bad_object(obj->offset, "unknown object type %d", obj->type);
+ bad_object(obj->idx.offset, "unknown object type %d", obj->type);
}
- obj->hdr_size = consumed_bytes - obj->offset;
+ obj->hdr_size = consumed_bytes - obj->idx.offset;
- data = unpack_entry_data(obj->offset, obj->size);
- obj->crc32 = input_crc32;
+ data = unpack_entry_data(obj->idx.offset, obj->size);
+ obj->idx.crc32 = input_crc32;
return data;
}
static void *get_data_from_pack(struct object_entry *obj)
{
- unsigned long from = obj[0].offset + obj[0].hdr_size;
- unsigned long len = obj[1].offset - from;
+ unsigned long from = obj[0].idx.offset + obj[0].hdr_size;
+ unsigned long len = obj[1].idx.offset - from;
unsigned long rdy = 0;
unsigned char *src, *data;
z_stream stream;
&result_size);
free(delta_data);
if (!result)
- bad_object(delta_obj->offset, "failed to apply delta");
- sha1_object(result, result_size, type, delta_obj->sha1);
+ bad_object(delta_obj->idx.offset, "failed to apply delta");
+ sha1_object(result, result_size, type, delta_obj->idx.sha1);
nr_resolved_deltas++;
- hashcpy(delta_base.sha1, delta_obj->sha1);
+ hashcpy(delta_base.sha1, delta_obj->idx.sha1);
if (!find_delta_children(&delta_base, &first, &last)) {
for (j = first; j <= last; j++) {
struct object_entry *child = objects + deltas[j].obj_no;
}
memset(&delta_base, 0, sizeof(delta_base));
- delta_base.offset = delta_obj->offset;
+ delta_base.offset = delta_obj->idx.offset;
if (!find_delta_children(&delta_base, &first, &last)) {
for (j = first; j <= last; j++) {
struct object_entry *child = objects + deltas[j].obj_no;
delta->obj_no = i;
delta++;
} else
- sha1_object(data, obj->size, obj->type, obj->sha1);
+ sha1_object(data, obj->size, obj->type, obj->idx.sha1);
free(data);
if (verbose)
display_progress(&progress, i+1);
}
- objects[i].offset = consumed_bytes;
+ objects[i].idx.offset = consumed_bytes;
if (verbose)
stop_progress(&progress);
if (obj->type == OBJ_REF_DELTA || obj->type == OBJ_OFS_DELTA)
continue;
- hashcpy(base.sha1, obj->sha1);
+ hashcpy(base.sha1, obj->idx.sha1);
ref = !find_delta_children(&base, &ref_first, &ref_last);
memset(&base, 0, sizeof(base));
- base.offset = obj->offset;
+ base.offset = obj->idx.offset;
ofs = !find_delta_children(&base, &ofs_first, &ofs_last);
if (!ref && !ofs)
continue;
}
header[n++] = c;
write_or_die(output_fd, header, n);
- obj[0].crc32 = crc32(0, Z_NULL, 0);
- obj[0].crc32 = crc32(obj[0].crc32, header, n);
- obj[1].offset = obj[0].offset + n;
- obj[1].offset += write_compressed(output_fd, buf, size, &obj[0].crc32);
- hashcpy(obj->sha1, sha1);
+ obj[0].idx.crc32 = crc32(0, Z_NULL, 0);
+ obj[0].idx.crc32 = crc32(obj[0].idx.crc32, header, n);
+ obj[1].idx.offset = obj[0].idx.offset + n;
+ obj[1].idx.offset += write_compressed(output_fd, buf, size, &obj[0].idx.crc32);
+ hashcpy(obj->idx.sha1, sha1);
}
static int delta_pos_compare(const void *_a, const void *_b)
free(sorted_by_pos);
}
-static uint32_t index_default_version = 1;
-static uint32_t index_off32_limit = 0x7fffffff;
-
-static int sha1_compare(const void *_a, const void *_b)
-{
- struct object_entry *a = *(struct object_entry **)_a;
- struct object_entry *b = *(struct object_entry **)_b;
- return hashcmp(a->sha1, b->sha1);
-}
-
-/*
- * On entry *sha1 contains the pack content SHA1 hash, on exit it is
- * the SHA1 hash of sorted object names.
- */
-static const char *write_index_file(const char *index_name, unsigned char *sha1)
-{
- struct sha1file *f;
- struct object_entry **sorted_by_sha, **list, **last;
- uint32_t array[256];
- int i, fd;
- SHA_CTX ctx;
- uint32_t index_version;
-
- if (nr_objects) {
- sorted_by_sha =
- xcalloc(nr_objects, sizeof(struct object_entry *));
- list = sorted_by_sha;
- last = sorted_by_sha + nr_objects;
- for (i = 0; i < nr_objects; ++i)
- sorted_by_sha[i] = &objects[i];
- qsort(sorted_by_sha, nr_objects, sizeof(sorted_by_sha[0]),
- sha1_compare);
- }
- else
- sorted_by_sha = list = last = NULL;
-
- if (!index_name) {
- static char tmpfile[PATH_MAX];
- snprintf(tmpfile, sizeof(tmpfile),
- "%s/tmp_idx_XXXXXX", get_object_directory());
- fd = mkstemp(tmpfile);
- index_name = xstrdup(tmpfile);
- } else {
- unlink(index_name);
- fd = open(index_name, O_CREAT|O_EXCL|O_WRONLY, 0600);
- }
- if (fd < 0)
- die("unable to create %s: %s", index_name, strerror(errno));
- f = sha1fd(fd, index_name);
-
- /* if last object's offset is >= 2^31 we should use index V2 */
- index_version = (objects[nr_objects-1].offset >> 31) ? 2 : index_default_version;
-
- /* index versions 2 and above need a header */
- if (index_version >= 2) {
- struct pack_idx_header hdr;
- hdr.idx_signature = htonl(PACK_IDX_SIGNATURE);
- hdr.idx_version = htonl(index_version);
- sha1write(f, &hdr, sizeof(hdr));
- }
-
- /*
- * Write the first-level table (the list is sorted,
- * but we use a 256-entry lookup to be able to avoid
- * having to do eight extra binary search iterations).
- */
- for (i = 0; i < 256; i++) {
- struct object_entry **next = list;
- while (next < last) {
- struct object_entry *obj = *next;
- if (obj->sha1[0] != i)
- break;
- next++;
- }
- array[i] = htonl(next - sorted_by_sha);
- list = next;
- }
- sha1write(f, array, 256 * 4);
-
- /* compute the SHA1 hash of sorted object names. */
- SHA1_Init(&ctx);
-
- /*
- * Write the actual SHA1 entries..
- */
- list = sorted_by_sha;
- for (i = 0; i < nr_objects; i++) {
- struct object_entry *obj = *list++;
- if (index_version < 2) {
- uint32_t offset = htonl(obj->offset);
- sha1write(f, &offset, 4);
- }
- sha1write(f, obj->sha1, 20);
- SHA1_Update(&ctx, obj->sha1, 20);
- }
-
- if (index_version >= 2) {
- unsigned int nr_large_offset = 0;
-
- /* write the crc32 table */
- list = sorted_by_sha;
- for (i = 0; i < nr_objects; i++) {
- struct object_entry *obj = *list++;
- uint32_t crc32_val = htonl(obj->crc32);
- sha1write(f, &crc32_val, 4);
- }
-
- /* write the 32-bit offset table */
- list = sorted_by_sha;
- for (i = 0; i < nr_objects; i++) {
- struct object_entry *obj = *list++;
- uint32_t offset = (obj->offset <= index_off32_limit) ?
- obj->offset : (0x80000000 | nr_large_offset++);
- offset = htonl(offset);
- sha1write(f, &offset, 4);
- }
-
- /* write the large offset table */
- list = sorted_by_sha;
- while (nr_large_offset) {
- struct object_entry *obj = *list++;
- uint64_t offset = obj->offset;
- if (offset > index_off32_limit) {
- uint32_t split[2];
- split[0] = htonl(offset >> 32);
- split[1] = htonl(offset & 0xffffffff);
- sha1write(f, split, 8);
- nr_large_offset--;
- }
- }
- }
-
- sha1write(f, sha1, 20);
- sha1close(f, NULL, 1);
- free(sorted_by_sha);
- SHA1_Final(sha1, &ctx);
- return index_name;
-}
-
static void final(const char *final_pack_name, const char *curr_pack_name,
const char *final_index_name, const char *curr_index_name,
const char *keep_name, const char *keep_msg,
const char *curr_index, *index_name = NULL;
const char *keep_name = NULL, *keep_msg = NULL;
char *index_name_buf = NULL, *keep_name_buf = NULL;
+ struct pack_idx_entry **idx_objects;
unsigned char sha1[20];
for (i = 1; i < argc; i++) {
index_name = argv[++i];
} else if (!prefixcmp(arg, "--index-version=")) {
char *c;
- index_default_version = strtoul(arg + 16, &c, 10);
- if (index_default_version > 2)
+ pack_idx_default_version = strtoul(arg + 16, &c, 10);
+ if (pack_idx_default_version > 2)
die("bad %s", arg);
if (*c == ',')
- index_off32_limit = strtoul(c+1, &c, 0);
- if (*c || index_off32_limit & 0x80000000)
+ pack_idx_off32_limit = strtoul(c+1, &c, 0);
+ if (*c || pack_idx_off32_limit & 0x80000000)
die("bad %s", arg);
} else
usage(index_pack_usage);
nr_deltas - nr_resolved_deltas);
}
free(deltas);
- curr_index = write_index_file(index_name, sha1);
+
+ idx_objects = xmalloc((nr_objects) * sizeof(struct pack_idx_entry *));
+ for (i = 0; i < nr_objects; i++)
+ idx_objects[i] = &objects[i].idx;
+ curr_index = write_idx_file(index_name, idx_objects, nr_objects, sha1);
+ free(idx_objects);
+
final(pack_name, curr_pack,
index_name, curr_index,
keep_name, keep_msg,
{
xpparam_t xpp;
+ if (buffer_is_binary(orig->ptr, orig->size) ||
+ buffer_is_binary(src1->ptr, src1->size) ||
+ buffer_is_binary(src2->ptr, src2->size))
+ return error("Cannot merge binary files: %s vs. %s\n",
+ name1, name2);
+
memset(&xpp, 0, sizeof(xpp));
return xdl_merge(orig,
src1, name1,
#include "cache.h"
#include "pack.h"
+#include "csum-file.h"
+
+uint32_t pack_idx_default_version = 1;
+uint32_t pack_idx_off32_limit = 0x7fffffff;
+
+static int sha1_compare(const void *_a, const void *_b)
+{
+ struct pack_idx_entry *a = *(struct pack_idx_entry **)_a;
+ struct pack_idx_entry *b = *(struct pack_idx_entry **)_b;
+ return hashcmp(a->sha1, b->sha1);
+}
+
+/*
+ * On entry *sha1 contains the pack content SHA1 hash, on exit it is
+ * the SHA1 hash of sorted object names. The objects array passed in
+ * will be sorted by SHA1 on exit.
+ */
+const char *write_idx_file(const char *index_name, struct pack_idx_entry **objects, int nr_objects, unsigned char *sha1)
+{
+ struct sha1file *f;
+ struct pack_idx_entry **sorted_by_sha, **list, **last;
+ off_t last_obj_offset = 0;
+ uint32_t array[256];
+ int i, fd;
+ SHA_CTX ctx;
+ uint32_t index_version;
+
+ if (nr_objects) {
+ sorted_by_sha = objects;
+ list = sorted_by_sha;
+ last = sorted_by_sha + nr_objects;
+ for (i = 0; i < nr_objects; ++i) {
+ if (objects[i]->offset > last_obj_offset)
+ last_obj_offset = objects[i]->offset;
+ }
+ qsort(sorted_by_sha, nr_objects, sizeof(sorted_by_sha[0]),
+ sha1_compare);
+ }
+ else
+ sorted_by_sha = list = last = NULL;
+
+ if (!index_name) {
+ static char tmpfile[PATH_MAX];
+ snprintf(tmpfile, sizeof(tmpfile),
+ "%s/tmp_idx_XXXXXX", get_object_directory());
+ fd = mkstemp(tmpfile);
+ index_name = xstrdup(tmpfile);
+ } else {
+ unlink(index_name);
+ fd = open(index_name, O_CREAT|O_EXCL|O_WRONLY, 0600);
+ }
+ if (fd < 0)
+ die("unable to create %s: %s", index_name, strerror(errno));
+ f = sha1fd(fd, index_name);
+
+ /* if last object's offset is >= 2^31 we should use index V2 */
+ index_version = (last_obj_offset >> 31) ? 2 : pack_idx_default_version;
+
+ /* index versions 2 and above need a header */
+ if (index_version >= 2) {
+ struct pack_idx_header hdr;
+ hdr.idx_signature = htonl(PACK_IDX_SIGNATURE);
+ hdr.idx_version = htonl(index_version);
+ sha1write(f, &hdr, sizeof(hdr));
+ }
+
+ /*
+ * Write the first-level table (the list is sorted,
+ * but we use a 256-entry lookup to be able to avoid
+ * having to do eight extra binary search iterations).
+ */
+ for (i = 0; i < 256; i++) {
+ struct pack_idx_entry **next = list;
+ while (next < last) {
+ struct pack_idx_entry *obj = *next;
+ if (obj->sha1[0] != i)
+ break;
+ next++;
+ }
+ array[i] = htonl(next - sorted_by_sha);
+ list = next;
+ }
+ sha1write(f, array, 256 * 4);
+
+ /* compute the SHA1 hash of sorted object names. */
+ SHA1_Init(&ctx);
+
+ /*
+ * Write the actual SHA1 entries..
+ */
+ list = sorted_by_sha;
+ for (i = 0; i < nr_objects; i++) {
+ struct pack_idx_entry *obj = *list++;
+ if (index_version < 2) {
+ uint32_t offset = htonl(obj->offset);
+ sha1write(f, &offset, 4);
+ }
+ sha1write(f, obj->sha1, 20);
+ SHA1_Update(&ctx, obj->sha1, 20);
+ }
+
+ if (index_version >= 2) {
+ unsigned int nr_large_offset = 0;
+
+ /* write the crc32 table */
+ list = sorted_by_sha;
+ for (i = 0; i < nr_objects; i++) {
+ struct pack_idx_entry *obj = *list++;
+ uint32_t crc32_val = htonl(obj->crc32);
+ sha1write(f, &crc32_val, 4);
+ }
+
+ /* write the 32-bit offset table */
+ list = sorted_by_sha;
+ for (i = 0; i < nr_objects; i++) {
+ struct pack_idx_entry *obj = *list++;
+ uint32_t offset = (obj->offset <= pack_idx_off32_limit) ?
+ obj->offset : (0x80000000 | nr_large_offset++);
+ offset = htonl(offset);
+ sha1write(f, &offset, 4);
+ }
+
+ /* write the large offset table */
+ list = sorted_by_sha;
+ while (nr_large_offset) {
+ struct pack_idx_entry *obj = *list++;
+ uint64_t offset = obj->offset;
+ if (offset > pack_idx_off32_limit) {
+ uint32_t split[2];
+ split[0] = htonl(offset >> 32);
+ split[1] = htonl(offset & 0xffffffff);
+ sha1write(f, split, 8);
+ nr_large_offset--;
+ }
+ }
+ }
+
+ sha1write(f, sha1, 20);
+ sha1close(f, NULL, 1);
+ SHA1_Final(sha1, &ctx);
+ return index_name;
+}
void fixup_pack_header_footer(int pack_fd,
unsigned char *pack_file_sha1,
*/
#define PACK_IDX_SIGNATURE 0xff744f63 /* "\377tOc" */
+/* These may be overridden by command-line parameters */
+extern uint32_t pack_idx_default_version;
+extern uint32_t pack_idx_off32_limit;
+
/*
* Packed object index header
*/
uint32_t idx_version;
};
+/*
+ * Common part of object structure used for write_idx_file
+ */
+struct pack_idx_entry {
+ unsigned char sha1[20];
+ uint32_t crc32;
+ off_t offset;
+};
+
+extern const char *write_idx_file(const char *index_name, struct pack_idx_entry **objects, int nr_objects, unsigned char *sha1);
extern int verify_pack(struct packed_git *, int);
extern void fixup_pack_header_footer(int, unsigned char *, const char *, uint32_t);
git-config remote.local.fetch refs/heads/s:refs/remotes/local/s &&
(git-show-ref -q refs/remotes/local/master || git-fetch local) &&
git-branch --track my5 local/master &&
- ! test $(git-config branch.my5.remote) = local &&
- ! test $(git-config branch.my5.merge) = refs/heads/master'
+ ! test "$(git-config branch.my5.remote)" = local &&
+ ! test "$(git-config branch.my5.merge)" = refs/heads/master'
test_expect_success 'test tracking setup via config' \
'git-config branch.autosetupmerge true &&
(git-show-ref -q refs/remotes/local/master || git-fetch local) &&
git-branch --no-track my2 local/master &&
git-config branch.autosetupmerge false &&
- ! test $(git-config branch.my2.remote) = local &&
- ! test $(git-config branch.my2.merge) = refs/heads/master'
+ ! test "$(git-config branch.my2.remote)" = local &&
+ ! test "$(git-config branch.my2.merge)" = refs/heads/master'
test_expect_success 'test local tracking setup' \
'git branch --track my6 s &&
test $(git-config branch.my6.remote) = . &&
test $(git-config branch.my6.merge) = refs/heads/s'
+test_expect_success 'test tracking setup via --track but deeper' \
+ 'git-config remote.local.url . &&
+ git-config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
+ (git-show-ref -q refs/remotes/local/o/o || git-fetch local) &&
+ git-branch --track my7 local/o/o &&
+ test "$(git-config branch.my7.remote)" = local &&
+ test "$(git-config branch.my7.merge)" = refs/heads/o/o'
+
# Keep this test last, as it changes the current branch
cat >expect <<EOF
0000000000000000000000000000000000000000 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 branch: Created from master
test_expect_success "virtual trees were processed" "git diff expect out"
+git reset --hard
+test_expect_success 'refuse to merge binary files' '
+ printf "\0" > binary-file &&
+ git add binary-file &&
+ git commit -m binary &&
+ git checkout G &&
+ printf "\0\0" > binary-file &&
+ git add binary-file &&
+ git commit -m binary2 &&
+ ! git merge F > merge.out 2> merge.err &&
+ grep "Cannot merge binary files: HEAD:binary-file vs. F:binary-file" \
+ merge.err
+'
+
test_done
'gitweb_run "p=.git;a=atom"'
test_debug 'cat gitweb.log'
+# ----------------------------------------------------------------------
+# encoding/decoding
+
+test_expect_success \
+ 'encode(commit): utf8' \
+ '. ../t3901-utf8.txt &&
+ echo "UTF-8" >> file &&
+ git add file &&
+ git commit -F ../t3900/1-UTF-8.txt &&
+ gitweb_run "p=.git;a=commit"'
+test_debug 'cat gitweb.log'
+
+test_expect_success \
+ 'encode(commit): iso-8859-1' \
+ '. ../t3901-8859-1.txt &&
+ echo "ISO-8859-1" >> file &&
+ git add file &&
+ git config i18n.commitencoding ISO-8859-1 &&
+ git commit -F ../t3900/ISO-8859-1.txt &&
+ git config --unset i18n.commitencoding &&
+ gitweb_run "p=.git;a=commit"'
+test_debug 'cat gitweb.log'
+
+test_expect_success \
+ 'encode(log): utf-8 and iso-8859-1' \
+ 'gitweb_run "p=.git;a=log"'
+test_debug 'cat gitweb.log'
+
test_done
return 0;
}
+#define FIRST_FEW_BYTES 8000
+int buffer_is_binary(const char *ptr, unsigned long size)
+{
+ if (FIRST_FEW_BYTES < size)
+ size = FIRST_FEW_BYTES;
+ return !!memchr(ptr, 0, size);
+}
+
int *ob, int *on,
int *nb, int *nn);
int read_mmfile(mmfile_t *ptr, const char *filename);
+int buffer_is_binary(const char *ptr, unsigned long size);
#endif