ls-files: use repository object

Convert ls-files to use a repository struct and recurse submodules
inprocess.

Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Brandon Williams 2017-06-22 11:43:48 -07:00 committed by Junio C Hamano
parent 96dc883b3c
commit 188dce131f
3 changed files with 119 additions and 116 deletions

View File

@ -5,7 +5,9 @@
*
* Copyright (C) Linus Torvalds, 2005
*/
#define NO_THE_INDEX_COMPATIBILITY_MACROS
#include "cache.h"
#include "repository.h"
#include "config.h"
#include "quote.h"
#include "dir.h"
@ -32,10 +34,8 @@ static int line_terminator = '\n';
static int debug_mode;
static int show_eol;
static int recurse_submodules;
static struct argv_array submodule_options = ARGV_ARRAY_INIT;
static const char *prefix;
static const char *super_prefix;
static int max_prefix_len;
static int prefix_len;
static struct pathspec pathspec;
@ -73,25 +73,12 @@ static void write_eolinfo(const struct index_state *istate,
static void write_name(const char *name)
{
/*
* Prepend the super_prefix to name to construct the full_name to be
* written.
*/
struct strbuf full_name = STRBUF_INIT;
if (super_prefix) {
strbuf_addstr(&full_name, super_prefix);
strbuf_addstr(&full_name, name);
name = full_name.buf;
}
/*
* With "--full-name", prefix_len=0; this caller needs to pass
* an empty string in that case (a NULL is good for "").
*/
write_name_quoted_relative(name, prefix_len ? prefix : NULL,
stdout, line_terminator);
strbuf_release(&full_name);
}
static const char *get_tag(const struct cache_entry *ce, const char *tag)
@ -210,83 +197,38 @@ static void show_killed_files(const struct index_state *istate,
}
}
/*
* Compile an argv_array with all of the options supported by --recurse_submodules
*/
static void compile_submodule_options(const char **argv,
const struct dir_struct *dir,
int show_tag)
{
if (line_terminator == '\0')
argv_array_push(&submodule_options, "-z");
if (show_tag)
argv_array_push(&submodule_options, "-t");
if (show_valid_bit)
argv_array_push(&submodule_options, "-v");
if (show_cached)
argv_array_push(&submodule_options, "--cached");
if (show_eol)
argv_array_push(&submodule_options, "--eol");
if (debug_mode)
argv_array_push(&submodule_options, "--debug");
static void show_files(struct repository *repo, struct dir_struct *dir);
/* Add Pathspecs */
argv_array_push(&submodule_options, "--");
for (; *argv; argv++)
argv_array_push(&submodule_options, *argv);
static void show_submodule(struct repository *superproject,
struct dir_struct *dir, const char *path)
{
struct repository submodule;
if (repo_submodule_init(&submodule, superproject, path))
return;
if (repo_read_index(&submodule) < 0)
die("index file corrupt");
repo_read_gitmodules(&submodule);
show_files(&submodule, dir);
repo_clear(&submodule);
}
/**
* Recursively call ls-files on a submodule
*/
static void show_gitlink(const struct cache_entry *ce)
static void show_ce(struct repository *repo, struct dir_struct *dir,
const struct cache_entry *ce, const char *fullname,
const char *tag)
{
struct child_process cp = CHILD_PROCESS_INIT;
int status;
char *dir;
prepare_submodule_repo_env(&cp.env_array);
argv_array_push(&cp.env_array, GIT_DIR_ENVIRONMENT);
if (prefix_len)
argv_array_pushf(&cp.env_array, "%s=%s",
GIT_TOPLEVEL_PREFIX_ENVIRONMENT,
prefix);
argv_array_pushf(&cp.args, "--super-prefix=%s%s/",
super_prefix ? super_prefix : "",
ce->name);
argv_array_push(&cp.args, "ls-files");
argv_array_push(&cp.args, "--recurse-submodules");
/* add supported options */
argv_array_pushv(&cp.args, submodule_options.argv);
cp.git_cmd = 1;
dir = mkpathdup("%s/%s", get_git_work_tree(), ce->name);
cp.dir = dir;
status = run_command(&cp);
free(dir);
if (status)
exit(status);
}
static void show_ce_entry(const struct index_state *istate,
const char *tag, const struct cache_entry *ce)
{
struct strbuf name = STRBUF_INIT;
int len = max_prefix_len;
if (super_prefix)
strbuf_addstr(&name, super_prefix);
strbuf_addstr(&name, ce->name);
if (len > ce_namelen(ce))
if (max_prefix_len > strlen(fullname))
die("git ls-files: internal error - cache entry not superset of prefix");
if (recurse_submodules && S_ISGITLINK(ce->ce_mode) &&
submodule_path_match(&pathspec, name.buf, ps_matched)) {
show_gitlink(ce);
} else if (match_pathspec(&pathspec, name.buf, name.len,
len, ps_matched,
is_submodule_active(repo, ce->name)) {
show_submodule(repo, dir, ce->name);
} else if (match_pathspec(&pathspec, fullname, strlen(fullname),
max_prefix_len, ps_matched,
S_ISDIR(ce->ce_mode) ||
S_ISGITLINK(ce->ce_mode))) {
tag = get_tag(ce, tag);
@ -300,12 +242,10 @@ static void show_ce_entry(const struct index_state *istate,
find_unique_abbrev(ce->oid.hash, abbrev),
ce_stage(ce));
}
write_eolinfo(istate, ce, ce->name);
write_name(ce->name);
write_eolinfo(repo->index, ce, fullname);
write_name(fullname);
print_debug(ce);
}
strbuf_release(&name);
}
static void show_ru_info(const struct index_state *istate)
@ -338,59 +278,79 @@ static void show_ru_info(const struct index_state *istate)
}
static int ce_excluded(struct dir_struct *dir, struct index_state *istate,
const struct cache_entry *ce)
const char *fullname, const struct cache_entry *ce)
{
int dtype = ce_to_dtype(ce);
return is_excluded(dir, istate, ce->name, &dtype);
return is_excluded(dir, istate, fullname, &dtype);
}
static void show_files(struct index_state *istate, struct dir_struct *dir)
static void construct_fullname(struct strbuf *out, const struct repository *repo,
const struct cache_entry *ce)
{
strbuf_reset(out);
if (repo->submodule_prefix)
strbuf_addstr(out, repo->submodule_prefix);
strbuf_addstr(out, ce->name);
}
static void show_files(struct repository *repo, struct dir_struct *dir)
{
int i;
struct strbuf fullname = STRBUF_INIT;
/* For cached/deleted files we don't need to even do the readdir */
if (show_others || show_killed) {
if (!show_others)
dir->flags |= DIR_COLLECT_KILLED_ONLY;
fill_directory(dir, istate, &pathspec);
fill_directory(dir, repo->index, &pathspec);
if (show_others)
show_other_files(istate, dir);
show_other_files(repo->index, dir);
if (show_killed)
show_killed_files(istate, dir);
show_killed_files(repo->index, dir);
}
if (show_cached || show_stage) {
for (i = 0; i < istate->cache_nr; i++) {
const struct cache_entry *ce = istate->cache[i];
for (i = 0; i < repo->index->cache_nr; i++) {
const struct cache_entry *ce = repo->index->cache[i];
construct_fullname(&fullname, repo, ce);
if ((dir->flags & DIR_SHOW_IGNORED) &&
!ce_excluded(dir, istate, ce))
!ce_excluded(dir, repo->index, fullname.buf, ce))
continue;
if (show_unmerged && !ce_stage(ce))
continue;
if (ce->ce_flags & CE_UPDATE)
continue;
show_ce_entry(istate, ce_stage(ce) ? tag_unmerged :
(ce_skip_worktree(ce) ? tag_skip_worktree : tag_cached), ce);
show_ce(repo, dir, ce, fullname.buf,
ce_stage(ce) ? tag_unmerged :
(ce_skip_worktree(ce) ? tag_skip_worktree :
tag_cached));
}
}
if (show_deleted || show_modified) {
for (i = 0; i < istate->cache_nr; i++) {
const struct cache_entry *ce = istate->cache[i];
for (i = 0; i < repo->index->cache_nr; i++) {
const struct cache_entry *ce = repo->index->cache[i];
struct stat st;
int err;
construct_fullname(&fullname, repo, ce);
if ((dir->flags & DIR_SHOW_IGNORED) &&
!ce_excluded(dir, istate, ce))
!ce_excluded(dir, repo->index, fullname.buf, ce))
continue;
if (ce->ce_flags & CE_UPDATE)
continue;
if (ce_skip_worktree(ce))
continue;
err = lstat(ce->name, &st);
err = lstat(fullname.buf, &st);
if (show_deleted && err)
show_ce_entry(istate, tag_removed, ce);
if (show_modified && ie_modified(istate, ce, &st, 0))
show_ce_entry(istate, tag_modified, ce);
show_ce(repo, dir, ce, fullname.buf, tag_removed);
if (show_modified && ie_modified(repo->index, ce, &st, 0))
show_ce(repo, dir, ce, fullname.buf, tag_modified);
}
}
strbuf_release(&fullname);
}
/*
@ -615,10 +575,9 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
prefix = cmd_prefix;
if (prefix)
prefix_len = strlen(prefix);
super_prefix = get_super_prefix();
git_config(git_default_config, NULL);
if (read_cache() < 0)
if (repo_read_index(the_repository) < 0)
die("index file corrupt");
argc = parse_options(argc, argv, prefix, builtin_ls_files_options,
@ -652,7 +611,7 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
setup_work_tree();
if (recurse_submodules)
compile_submodule_options(argv, &dir, show_tag);
repo_read_gitmodules(the_repository);
if (recurse_submodules &&
(show_stage || show_deleted || show_others || show_unmerged ||
@ -670,7 +629,10 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
/*
* Find common prefix for all pathspec's
* This is used as a performance optimization which unfortunately cannot
* be done when recursing into submodules
* be done when recursing into submodules because when a pathspec is
* given which spans repository boundaries you can't simply remove the
* submodule entry because the pathspec may match something inside the
* submodule.
*/
if (recurse_submodules)
max_prefix = NULL;
@ -678,7 +640,7 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
max_prefix = common_prefix(&pathspec);
max_prefix_len = get_common_prefix_len(max_prefix);
prune_index(&the_index, max_prefix, max_prefix_len);
prune_index(the_repository->index, max_prefix, max_prefix_len);
/* Treat unmatching pathspec elements as errors */
if (pathspec.nr && error_unmatch)
@ -699,11 +661,13 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
*/
if (show_stage || show_unmerged)
die("ls-files --with-tree is incompatible with -s or -u");
overlay_tree_on_index(&the_index, with_tree, max_prefix);
overlay_tree_on_index(the_repository->index, with_tree, max_prefix);
}
show_files(&the_index, &dir);
show_files(the_repository, &dir);
if (show_resolve_undo)
show_ru_info(&the_index);
show_ru_info(the_repository->index);
if (ps_matched) {
int bad;

2
git.c
View File

@ -400,7 +400,7 @@ static struct cmd_struct commands[] = {
{ "init-db", cmd_init_db },
{ "interpret-trailers", cmd_interpret_trailers, RUN_SETUP_GENTLY },
{ "log", cmd_log, RUN_SETUP },
{ "ls-files", cmd_ls_files, RUN_SETUP | SUPPORT_SUPER_PREFIX },
{ "ls-files", cmd_ls_files, RUN_SETUP },
{ "ls-remote", cmd_ls_remote, RUN_SETUP_GENTLY },
{ "ls-tree", cmd_ls_tree, RUN_SETUP },
{ "mailinfo", cmd_mailinfo, RUN_SETUP_GENTLY },

View File

@ -135,6 +135,45 @@ test_expect_success '--recurse-submodules and pathspecs setup' '
test_cmp expect actual
'
test_expect_success 'inactive submodule' '
test_when_finished "git config --bool submodule.submodule.active true" &&
test_when_finished "git -C submodule config --bool submodule.subsub.active true" &&
git config --bool submodule.submodule.active "false" &&
cat >expect <<-\EOF &&
.gitmodules
a
b/b
h.txt
sib/file
sub/file
submodule
EOF
git ls-files --recurse-submodules >actual &&
test_cmp expect actual &&
git config --bool submodule.submodule.active "true" &&
git -C submodule config --bool submodule.subsub.active "false" &&
cat >expect <<-\EOF &&
.gitmodules
a
b/b
h.txt
sib/file
sub/file
submodule/.gitmodules
submodule/c
submodule/f.TXT
submodule/g.txt
submodule/subsub
EOF
git ls-files --recurse-submodules >actual &&
test_cmp expect actual
'
test_expect_success '--recurse-submodules and pathspecs' '
cat >expect <<-\EOF &&
h.txt