* Copyright (C) Linus Torvalds, 2005
*/
#include "cache.h"
+#include "config.h"
#include "quote.h"
#include "dir.h"
#include "builtin.h"
#include "resolve-undo.h"
#include "string-list.h"
#include "pathspec.h"
+#include "run-command.h"
+#include "submodule.h"
static int abbrev;
static int show_deleted;
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;
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 void show_dir_entry(const char *tag, struct dir_entry *ent)
}
}
+/*
+ * 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");
+
+ /* Add Pathspecs */
+ argv_array_push(&submodule_options, "--");
+ for (; *argv; argv++)
+ argv_array_push(&submodule_options, *argv);
+}
+
+/**
+ * Recursively call ls-files on a submodule
+ */
+static void show_gitlink(const struct cache_entry *ce)
+{
+ 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 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))
die("git ls-files: internal error - cache entry not superset of prefix");
- if (!match_pathspec(&pathspec, ce->name, ce_namelen(ce),
- len, ps_matched,
- S_ISDIR(ce->ce_mode) || S_ISGITLINK(ce->ce_mode)))
- return;
+ 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,
+ S_ISDIR(ce->ce_mode) ||
+ S_ISGITLINK(ce->ce_mode))) {
+ if (tag && *tag && show_valid_bit &&
+ (ce->ce_flags & CE_VALID)) {
+ static char alttag[4];
+ memcpy(alttag, tag, 3);
+ if (isalpha(tag[0]))
+ alttag[0] = tolower(tag[0]);
+ else if (tag[0] == '?')
+ alttag[0] = '!';
+ else {
+ alttag[0] = 'v';
+ alttag[1] = tag[0];
+ alttag[2] = ' ';
+ alttag[3] = 0;
+ }
+ tag = alttag;
+ }
- if (tag && *tag && show_valid_bit &&
- (ce->ce_flags & CE_VALID)) {
- static char alttag[4];
- memcpy(alttag, tag, 3);
- if (isalpha(tag[0]))
- alttag[0] = tolower(tag[0]);
- else if (tag[0] == '?')
- alttag[0] = '!';
- else {
- alttag[0] = 'v';
- alttag[1] = tag[0];
- alttag[2] = ' ';
- alttag[3] = 0;
+ if (!show_stage) {
+ fputs(tag, stdout);
+ } else {
+ printf("%s%06o %s %d\t",
+ tag,
+ ce->ce_mode,
+ find_unique_abbrev(ce->oid.hash, abbrev),
+ ce_stage(ce));
+ }
+ write_eolinfo(ce, ce->name);
+ write_name(ce->name);
+ if (debug_mode) {
+ const struct stat_data *sd = &ce->ce_stat_data;
+
+ printf(" ctime: %d:%d\n", sd->sd_ctime.sec, sd->sd_ctime.nsec);
+ printf(" mtime: %d:%d\n", sd->sd_mtime.sec, sd->sd_mtime.nsec);
+ printf(" dev: %d\tino: %d\n", sd->sd_dev, sd->sd_ino);
+ printf(" uid: %d\tgid: %d\n", sd->sd_uid, sd->sd_gid);
+ printf(" size: %d\tflags: %x\n", sd->sd_size, ce->ce_flags);
}
- tag = alttag;
}
- if (!show_stage) {
- fputs(tag, stdout);
- } else {
- printf("%s%06o %s %d\t",
- tag,
- ce->ce_mode,
- find_unique_abbrev(ce->sha1,abbrev),
- ce_stage(ce));
- }
- write_eolinfo(ce, ce->name);
- write_name(ce->name);
- if (debug_mode) {
- const struct stat_data *sd = &ce->ce_stat_data;
-
- printf(" ctime: %d:%d\n", sd->sd_ctime.sec, sd->sd_ctime.nsec);
- printf(" mtime: %d:%d\n", sd->sd_mtime.sec, sd->sd_mtime.nsec);
- printf(" dev: %d\tino: %d\n", sd->sd_dev, sd->sd_ino);
- printf(" uid: %d\tgid: %d\n", sd->sd_uid, sd->sd_gid);
- printf(" size: %d\tflags: %x\n", sd->sd_size, ce->ce_flags);
- }
+ strbuf_release(&name);
}
static void show_ru_info(void)
/*
* Prune the index to only contain stuff starting with "prefix"
*/
-static void prune_cache(const char *prefix)
+static void prune_cache(const char *prefix, size_t prefixlen)
{
- int pos = cache_name_pos(prefix, max_prefix_len);
+ int pos;
unsigned int first, last;
+ if (!prefix)
+ return;
+ pos = cache_name_pos(prefix, prefixlen);
if (pos < 0)
pos = -pos-1;
- memmove(active_cache, active_cache + pos,
- (active_nr - pos) * sizeof(struct cache_entry *));
- active_nr -= pos;
- first = 0;
+ first = pos;
last = active_nr;
while (last > first) {
int next = (last + first) >> 1;
const struct cache_entry *ce = active_cache[next];
- if (!strncmp(ce->name, prefix, max_prefix_len)) {
+ if (!strncmp(ce->name, prefix, prefixlen)) {
first = next+1;
continue;
}
last = next;
}
- active_nr = last;
+ memmove(active_cache, active_cache + pos,
+ (last - pos) * sizeof(struct cache_entry *));
+ active_nr = last - pos;
}
/*
{ OPTION_SET_INT, 0, "full-name", &prefix_len, NULL,
N_("make the output relative to the project top directory"),
PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL },
+ OPT_BOOL(0, "recurse-submodules", &recurse_submodules,
+ N_("recurse through submodules")),
OPT_BOOL(0, "error-unmatch", &error_unmatch,
N_("if any <file> is not in the index, treat this as an error")),
OPT_STRING(0, "with-tree", &with_tree, N_("tree-ish"),
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 (require_work_tree && !is_inside_work_tree())
setup_work_tree();
+ if (recurse_submodules)
+ compile_submodule_options(argv, &dir, show_tag);
+
+ if (recurse_submodules &&
+ (show_stage || show_deleted || show_others || show_unmerged ||
+ show_killed || show_modified || show_resolve_undo || with_tree))
+ die("ls-files --recurse-submodules unsupported mode");
+
+ if (recurse_submodules && error_unmatch)
+ die("ls-files --recurse-submodules does not support "
+ "--error-unmatch");
+
parse_pathspec(&pathspec, 0,
PATHSPEC_PREFER_CWD |
PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP,
prefix, argv);
- /* Find common prefix for all pathspec's */
- max_prefix = common_prefix(&pathspec);
+ /*
+ * Find common prefix for all pathspec's
+ * This is used as a performance optimization which unfortunately cannot
+ * be done when recursing into submodules
+ */
+ if (recurse_submodules)
+ max_prefix = NULL;
+ else
+ max_prefix = common_prefix(&pathspec);
max_prefix_len = max_prefix ? strlen(max_prefix) : 0;
/* Treat unmatching pathspec elements as errors */
show_killed || show_modified || show_resolve_undo))
show_cached = 1;
- if (max_prefix)
- prune_cache(max_prefix);
+ prune_cache(max_prefix, max_prefix_len);
if (with_tree) {
/*
* Basic sanity check; show-stages and show-unmerged