* 1 along with { data, size } of the (possibly augmented) buffer
* when successful.
*
- * Optionally updates the given sha1_stat with the given OID (when valid).
+ * Optionally updates the given oid_stat with the given OID (when valid).
*/
-static int do_read_blob(const struct object_id *oid,
- struct sha1_stat *sha1_stat,
- size_t *size_out,
- char **data_out)
+static int do_read_blob(const struct object_id *oid, struct oid_stat *oid_stat,
+ size_t *size_out, char **data_out)
{
enum object_type type;
unsigned long sz;
return -1;
}
- if (sha1_stat) {
- memset(&sha1_stat->stat, 0, sizeof(sha1_stat->stat));
- hashcpy(sha1_stat->sha1, oid->hash);
+ if (oid_stat) {
+ memset(&oid_stat->stat, 0, sizeof(oid_stat->stat));
+ oidcpy(&oid_stat->oid, oid);
}
if (sz == 0) {
static int read_skip_worktree_file_from_index(const struct index_state *istate,
const char *path,
- size_t *size_out,
- char **data_out,
- struct sha1_stat *sha1_stat)
+ size_t *size_out, char **data_out,
+ struct oid_stat *oid_stat)
{
int pos, len;
if (!ce_skip_worktree(istate->cache[pos]))
return -1;
- return do_read_blob(&istate->cache[pos]->oid, sha1_stat, size_out, data_out);
+ return do_read_blob(&istate->cache[pos]->oid, oid_stat, size_out, data_out);
}
/*
FLEX_ALLOC_MEM(d, name, name, len);
ALLOC_GROW(dir->dirs, dir->dirs_nr + 1, dir->dirs_alloc);
- memmove(dir->dirs + first + 1, dir->dirs + first,
- (dir->dirs_nr - first) * sizeof(*dir->dirs));
+ MOVE_ARRAY(dir->dirs + first + 1, dir->dirs + first,
+ dir->dirs_nr - first);
dir->dirs_nr++;
dir->dirs[first] = d;
return d;
* ss_valid is non-zero, "ss" must contain good value as input.
*/
static int add_excludes(const char *fname, const char *base, int baselen,
- struct exclude_list *el,
- struct index_state *istate,
- struct sha1_stat *sha1_stat)
+ struct exclude_list *el, struct index_state *istate,
+ struct oid_stat *oid_stat)
{
struct stat st;
int r;
return -1;
r = read_skip_worktree_file_from_index(istate, fname,
&size, &buf,
- sha1_stat);
+ oid_stat);
if (r != 1)
return r;
} else {
size = xsize_t(st.st_size);
if (size == 0) {
- if (sha1_stat) {
- fill_stat_data(&sha1_stat->stat, &st);
- hashcpy(sha1_stat->sha1, EMPTY_BLOB_SHA1_BIN);
- sha1_stat->valid = 1;
+ if (oid_stat) {
+ fill_stat_data(&oid_stat->stat, &st);
+ oidcpy(&oid_stat->oid, &empty_blob_oid);
+ oid_stat->valid = 1;
}
close(fd);
return 0;
}
buf[size++] = '\n';
close(fd);
- if (sha1_stat) {
+ if (oid_stat) {
int pos;
- if (sha1_stat->valid &&
- !match_stat_data_racy(istate, &sha1_stat->stat, &st))
+ if (oid_stat->valid &&
+ !match_stat_data_racy(istate, &oid_stat->stat, &st))
; /* no content change, ss->sha1 still good */
else if (istate &&
(pos = index_name_pos(istate, fname, strlen(fname))) >= 0 &&
!ce_stage(istate->cache[pos]) &&
ce_uptodate(istate->cache[pos]) &&
!would_convert_to_git(istate, fname))
- hashcpy(sha1_stat->sha1,
- istate->cache[pos]->oid.hash);
+ oidcpy(&oid_stat->oid,
+ &istate->cache[pos]->oid);
else
- hash_sha1_file(buf, size, "blob", sha1_stat->sha1);
- fill_stat_data(&sha1_stat->stat, &st);
- sha1_stat->valid = 1;
+ hash_object_file(buf, size, "blob",
+ &oid_stat->oid);
+ fill_stat_data(&oid_stat->stat, &st);
+ oid_stat->valid = 1;
}
}
* Used to set up core.excludesfile and .git/info/exclude lists.
*/
static void add_excludes_from_file_1(struct dir_struct *dir, const char *fname,
- struct sha1_stat *sha1_stat)
+ struct oid_stat *oid_stat)
{
struct exclude_list *el;
/*
if (!dir->untracked)
dir->unmanaged_exclude_files++;
el = add_exclude_list(dir, EXC_FILE, fname);
- if (add_excludes(fname, "", 0, el, NULL, sha1_stat) < 0)
+ if (add_excludes(fname, "", 0, el, NULL, oid_stat) < 0)
die("cannot use %s as an exclude file", fname);
}
while (current < baselen) {
const char *cp;
- struct sha1_stat sha1_stat;
+ struct oid_stat oid_stat;
stk = xcalloc(1, sizeof(*stk));
if (current < 0) {
}
/* Try to read per-directory file */
- hashclr(sha1_stat.sha1);
- sha1_stat.valid = 0;
+ oidclr(&oid_stat.oid);
+ oid_stat.valid = 0;
if (dir->exclude_per_dir &&
/*
* If we know that no files have been added in
strbuf_addstr(&sb, dir->exclude_per_dir);
el->src = strbuf_detach(&sb, NULL);
add_excludes(el->src, el->src, stk->baselen, el, istate,
- untracked ? &sha1_stat : NULL);
+ untracked ? &oid_stat : NULL);
}
/*
* NEEDSWORK: when untracked cache is enabled, prep_exclude()
* order, though, if you do that.
*/
if (untracked &&
- hashcmp(sha1_stat.sha1, untracked->exclude_sha1)) {
+ hashcmp(oid_stat.oid.hash, untracked->exclude_sha1)) {
invalidate_gitignore(dir->untracked, untracked);
- hashcpy(untracked->exclude_sha1, sha1_stat.sha1);
+ hashcpy(untracked->exclude_sha1, oid_stat.oid.hash);
}
dir->exclude_stack = stk;
current = stk->baselen;
/* Validate $GIT_DIR/info/exclude and core.excludesfile */
root = dir->untracked->root;
- if (hashcmp(dir->ss_info_exclude.sha1,
- dir->untracked->ss_info_exclude.sha1)) {
+ if (oidcmp(&dir->ss_info_exclude.oid,
+ &dir->untracked->ss_info_exclude.oid)) {
invalidate_gitignore(dir->untracked, root);
dir->untracked->ss_info_exclude = dir->ss_info_exclude;
}
- if (hashcmp(dir->ss_excludes_file.sha1,
- dir->untracked->ss_excludes_file.sha1)) {
+ if (oidcmp(&dir->ss_excludes_file.oid,
+ &dir->untracked->ss_excludes_file.oid)) {
invalidate_gitignore(dir->untracked, root);
dir->untracked->ss_excludes_file = dir->ss_excludes_file;
}
const char *path, int len, const struct pathspec *pathspec)
{
struct untracked_cache_dir *untracked;
+ uint64_t start = getnanotime();
if (has_symlink_leading_path(path, len))
return dir->nr;
dir->nr = i;
}
+ trace_performance_since(start, "read directory %.*s", len, path);
if (dir->untracked) {
static struct trace_key trace_untracked_stats = TRACE_KEY_INIT(UNTRACKED_STATS);
trace_printf_key(&trace_untracked_stats,
FLEX_ALLOC_MEM(ouc, exclude_per_dir, untracked->exclude_per_dir, len);
stat_data_to_disk(&ouc->info_exclude_stat, &untracked->ss_info_exclude.stat);
stat_data_to_disk(&ouc->excludes_file_stat, &untracked->ss_excludes_file.stat);
- hashcpy(ouc->info_exclude_sha1, untracked->ss_info_exclude.sha1);
- hashcpy(ouc->excludes_file_sha1, untracked->ss_excludes_file.sha1);
+ hashcpy(ouc->info_exclude_sha1, untracked->ss_info_exclude.oid.hash);
+ hashcpy(ouc->excludes_file_sha1, untracked->ss_excludes_file.oid.hash);
ouc->dir_flags = htonl(untracked->dir_flags);
varint_len = encode_varint(untracked->ident.len, varbuf);
rd->data += 20;
}
-static void load_sha1_stat(struct sha1_stat *sha1_stat,
- const unsigned char *data,
- const unsigned char *sha1)
+static void load_oid_stat(struct oid_stat *oid_stat, const unsigned char *data,
+ const unsigned char *sha1)
{
- stat_data_from_disk(&sha1_stat->stat, data);
- hashcpy(sha1_stat->sha1, sha1);
- sha1_stat->valid = 1;
+ stat_data_from_disk(&oid_stat->stat, data);
+ hashcpy(oid_stat->oid.hash, sha1);
+ oid_stat->valid = 1;
}
struct untracked_cache *read_untracked_extension(const void *data, unsigned long sz)
uc = xcalloc(1, sizeof(*uc));
strbuf_init(&uc->ident, ident_len);
strbuf_add(&uc->ident, ident, ident_len);
- load_sha1_stat(&uc->ss_info_exclude,
- next + ouc_offset(info_exclude_stat),
- next + ouc_offset(info_exclude_sha1));
- load_sha1_stat(&uc->ss_excludes_file,
- next + ouc_offset(excludes_file_stat),
- next + ouc_offset(excludes_file_sha1));
+ load_oid_stat(&uc->ss_info_exclude,
+ next + ouc_offset(info_exclude_stat),
+ next + ouc_offset(info_exclude_sha1));
+ load_oid_stat(&uc->ss_excludes_file,
+ next + ouc_offset(excludes_file_stat),
+ next + ouc_offset(excludes_file_sha1));
uc->dir_flags = get_be32(next + ouc_offset(dir_flags));
exclude_per_dir = (const char *)next + ouc_offset(exclude_per_dir);
uc->exclude_per_dir = xstrdup(exclude_per_dir);
void set_object_name_for_intent_to_add_entry(struct cache_entry *ce)
{
- unsigned char sha1[20];
- if (write_sha1_file("", 0, blob_type, sha1))
+ struct object_id oid;
+ if (write_object_file("", 0, blob_type, &oid))
die("cannot create an empty blob in the object database");
- hashcpy(ce->oid.hash, sha1);
+ oidcpy(&ce->oid, &oid);
}
int add_to_index(struct index_state *istate, const char *path, struct stat *st, int flags)
/* Add it in.. */
istate->cache_nr++;
if (istate->cache_nr > pos + 1)
- memmove(istate->cache + pos + 1,
- istate->cache + pos,
- (istate->cache_nr - pos - 1) * sizeof(ce));
+ MOVE_ARRAY(istate->cache + pos + 1, istate->cache + pos,
+ istate->cache_nr - pos - 1);
set_index_entry(istate, pos, ce);
istate->cache_changed |= CE_ENTRY_ADDED;
return 0;
const char *typechange_fmt;
const char *added_fmt;
const char *unmerged_fmt;
+ uint64_t start = getnanotime();
modified_fmt = (in_porcelain ? "M\t%s\n" : "%s: needs update\n");
deleted_fmt = (in_porcelain ? "D\t%s\n" : "%s: needs update\n");
replace_index_entry(istate, i, new);
}
+ trace_performance_since(start, "refresh index");
return has_errors;
}
int read_index(struct index_state *istate)
{
- return read_index_from(istate, get_index_file());
+ return read_index_from(istate, get_index_file(), get_git_dir());
}
static struct cache_entry *cache_entry_from_ondisk(struct ondisk_cache_entry *ondisk,
* This way, shared index can be removed if they have not been used
* for some time.
*/
-static void freshen_shared_index(char *base_sha1_hex, int warn)
+static void freshen_shared_index(const char *shared_index, int warn)
{
- char *shared_index = git_pathdup("sharedindex.%s", base_sha1_hex);
if (!check_and_freshen_file(shared_index, 1) && warn)
warning("could not freshen shared index '%s'", shared_index);
- free(shared_index);
}
-int read_index_from(struct index_state *istate, const char *path)
+int read_index_from(struct index_state *istate, const char *path,
+ const char *gitdir)
{
+ uint64_t start = getnanotime();
struct split_index *split_index;
int ret;
char *base_sha1_hex;
- const char *base_path;
+ char *base_path;
/* istate->initialized covers both .git/index and .git/sharedindex.xxx */
if (istate->initialized)
return istate->cache_nr;
ret = do_read_index(istate, path, 0);
+ trace_performance_since(start, "read cache %s", path);
split_index = istate->split_index;
if (!split_index || is_null_sha1(split_index->base_sha1)) {
split_index->base = xcalloc(1, sizeof(*split_index->base));
base_sha1_hex = sha1_to_hex(split_index->base_sha1);
- base_path = git_path("sharedindex.%s", base_sha1_hex);
+ base_path = xstrfmt("%s/sharedindex.%s", gitdir, base_sha1_hex);
ret = do_read_index(split_index->base, base_path, 1);
if (hashcmp(split_index->base_sha1, split_index->base->sha1))
die("broken index, expect %s in %s, got %s",
base_sha1_hex, base_path,
sha1_to_hex(split_index->base->sha1));
- freshen_shared_index(base_sha1_hex, 0);
+ freshen_shared_index(base_path, 0);
merge_base_index(istate);
post_read_index_from(istate);
+ trace_performance_since(start, "read cache %s", base_path);
+ free(base_path);
return ret;
}
static int do_write_index(struct index_state *istate, struct tempfile *tempfile,
int strip_extensions)
{
+ uint64_t start = getnanotime();
int newfd = tempfile->fd;
git_SHA_CTX c;
struct cache_header hdr;
struct stat st;
struct ondisk_cache_entry_extended ondisk;
struct strbuf previous_name_buf = STRBUF_INIT, *previous_name;
- int drop_cache_tree = 0;
+ int drop_cache_tree = istate->drop_cache_tree;
for (i = removed = extended = 0; i < entries; i++) {
if (cache[i]->ce_flags & CE_REMOVE)
return -1;
istate->timestamp.sec = (unsigned int)st.st_mtime;
istate->timestamp.nsec = ST_MTIME_NSEC(st);
+ trace_performance_since(start, "write index, changed mask = %x", istate->cache_changed);
return 0;
}
}
static int write_shared_index(struct index_state *istate,
- struct lock_file *lock, unsigned flags)
+ struct tempfile **temp)
{
- struct tempfile *temp;
struct split_index *si = istate->split_index;
int ret;
- temp = mks_tempfile(git_path("sharedindex_XXXXXX"));
- if (!temp) {
- hashclr(si->base_sha1);
- return do_write_locked_index(istate, lock, flags);
- }
move_cache_to_base_index(istate);
- ret = do_write_index(si->base, temp, 1);
- if (ret) {
- delete_tempfile(&temp);
+ ret = do_write_index(si->base, *temp, 1);
+ if (ret)
return ret;
- }
- ret = adjust_shared_perm(get_tempfile_path(temp));
+ ret = adjust_shared_perm(get_tempfile_path(*temp));
if (ret) {
- int save_errno = errno;
- error("cannot fix permission bits on %s", get_tempfile_path(temp));
- delete_tempfile(&temp);
- errno = save_errno;
+ error("cannot fix permission bits on %s", get_tempfile_path(*temp));
return ret;
}
- ret = rename_tempfile(&temp,
+ ret = rename_tempfile(temp,
git_path("sharedindex.%s", sha1_to_hex(si->base->sha1)));
if (!ret) {
hashcpy(si->base_sha1, si->base->sha1);
new_shared_index = istate->cache_changed & SPLIT_INDEX_ORDERED;
if (new_shared_index) {
- ret = write_shared_index(istate, lock, flags);
+ struct tempfile *temp;
+ int saved_errno;
+
+ temp = mks_tempfile(git_path("sharedindex_XXXXXX"));
+ if (!temp) {
+ hashclr(si->base_sha1);
+ ret = do_write_locked_index(istate, lock, flags);
+ goto out;
+ }
+ ret = write_shared_index(istate, &temp);
+
+ saved_errno = errno;
+ if (is_tempfile_active(temp))
+ delete_tempfile(&temp);
+ errno = saved_errno;
+
if (ret)
goto out;
}
ret = write_split_index(istate, lock, flags);
/* Freshen the shared index only if the split-index was written */
- if (!ret && !new_shared_index)
- freshen_shared_index(sha1_to_hex(si->base_sha1), 1);
+ if (!ret && !new_shared_index) {
+ const char *shared_index = git_path("sharedindex.%s",
+ sha1_to_hex(si->base_sha1));
+ freshen_shared_index(shared_index, 1);
+ }
out:
if (flags & COMMIT_LOCK)