#include "cache.h"
#include "builtin.h"
#include "dir.h"
#include "cache-tree.h"
#include "tree-walk.h"
#include "parse-options.h"
#include "submodule.h"
static const char * const builtin_rm_usage[] = {
N_("git rm [options] [--] <file>..."),
NULL
};
static struct {
int nr, alloc;
struct {
const char *name;
char is_submodule;
} *entry;
} list;
static int get_ours_cache_pos(const char *path, int pos)
{
int i = -pos - 1;
while ((i < active_nr) && !strcmp(active_cache[i]->name, path)) {
if (ce_stage(active_cache[i]) == 2)
return i;
i++;
}
return -1;
}
static int check_submodules_use_gitfiles(void)
{
int i;
int errs = 0;
for (i = 0; i < list.nr; i++) {
const char *name = list.entry[i].name;
int pos;
struct cache_entry *ce;
struct stat st;
pos = cache_name_pos(name, strlen(name));
if (pos < 0) {
pos = get_ours_cache_pos(name, pos);
if (pos < 0)
continue;
}
ce = active_cache[pos];
if (!S_ISGITLINK(ce->ce_mode) ||
(lstat(ce->name, &st) < 0) ||
is_empty_dir(name))
continue;
if (!submodule_uses_gitfile(name))
errs = error(_("submodule '%s' (or one of its nested "
"submodules) uses a .git directory\n"
"(use 'rm -rf' if you really want to remove "
"it including all of its history)"), name);
}
return errs;
}
static int check_local_mod(unsigned char *head, int index_only)
{
int i, no_head;
int errs = 0;
no_head = is_null_sha1(head);
for (i = 0; i < list.nr; i++) {
struct stat st;
int pos;
struct cache_entry *ce;
const char *name = list.entry[i].name;
unsigned char sha1[20];
unsigned mode;
int local_changes = 0;
int staged_changes = 0;
pos = cache_name_pos(name, strlen(name));
if (pos < 0) {
pos = get_ours_cache_pos(name, pos);
if (pos < 0)
continue;
if (!S_ISGITLINK(active_cache[pos]->ce_mode) ||
is_empty_dir(name))
continue;
}
ce = active_cache[pos];
if (lstat(ce->name, &st) < 0) {
if (errno != ENOENT && errno != ENOTDIR)
warning("'%s': %s", ce->name, strerror(errno));
continue;
}
else if (S_ISDIR(st.st_mode)) {
if (!S_ISGITLINK(ce->ce_mode))
continue;
}
if (ce_match_stat(ce, &st, 0) ||
(S_ISGITLINK(ce->ce_mode) &&
!ok_to_remove_submodule(ce->name)))
local_changes = 1;
if (no_head
|| get_tree_entry(head, name, sha1, &mode)
|| ce->ce_mode != create_ce_mode(mode)
|| hashcmp(ce->sha1, sha1))
staged_changes = 1;
if (local_changes && staged_changes) {
if (!index_only || !(ce->ce_flags & CE_INTENT_TO_ADD))
errs = error(_("'%s' has staged content different "
"from both the file and the HEAD\n"
"(use -f to force removal)"), name);
}
else if (!index_only) {
if (staged_changes)
errs = error(_("'%s' has changes staged in the index\n"
"(use --cached to keep the file, "
"or -f to force removal)"), name);
if (local_changes) {
if (S_ISGITLINK(ce->ce_mode) &&
!submodule_uses_gitfile(name)) {
errs = error(_("submodule '%s' (or one of its nested "
"submodules) uses a .git directory\n"
"(use 'rm -rf' if you really want to remove "
"it including all of its history)"), name);
} else
errs = error(_("'%s' has local modifications\n"
"(use --cached to keep the file, "
"or -f to force removal)"), name);
}
}
}
return errs;
}
static struct lock_file lock_file;
static int show_only = 0, force = 0, index_only = 0, recursive = 0, quiet = 0;
static int ignore_unmatch = 0;
static struct option builtin_rm_options[] = {
OPT__DRY_RUN(&show_only, N_("dry run")),
OPT__QUIET(&quiet, N_("do not list removed files")),
OPT_BOOLEAN( 0 , "cached", &index_only, N_("only remove from the index")),
OPT__FORCE(&force, N_("override the up-to-date check")),
OPT_BOOLEAN('r', NULL, &recursive, N_("allow recursive removal")),
OPT_BOOLEAN( 0 , "ignore-unmatch", &ignore_unmatch,
N_("exit with a zero status even if nothing matched")),
OPT_END(),
};
int cmd_rm(int argc, const char **argv, const char *prefix)
{
int i, newfd;
const char **pathspec;
char *seen;
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, builtin_rm_options,
builtin_rm_usage, 0);
if (!argc)
usage_with_options(builtin_rm_usage, builtin_rm_options);
if (!index_only)
setup_work_tree();
newfd = hold_locked_index(&lock_file, 1);
if (read_cache() < 0)
die(_("index file corrupt"));
for (i = 0; i < argc; i++) {
size_t pathlen = strlen(argv[i]);
if (pathlen && is_dir_sep(argv[i][pathlen - 1]) &&
is_directory(argv[i])) {
do {
pathlen--;
} while (pathlen && is_dir_sep(argv[i][pathlen - 1]));
argv[i] = xmemdupz(argv[i], pathlen);
}
}
pathspec = get_pathspec(prefix, argv);
refresh_index(&the_index, REFRESH_QUIET, pathspec, NULL, NULL);
seen = NULL;
for (i = 0; pathspec[i] ; i++)
;
seen = xcalloc(i, 1);
for (i = 0; i < active_nr; i++) {
struct cache_entry *ce = active_cache[i];
if (!match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen))
continue;
ALLOC_GROW(list.entry, list.nr + 1, list.alloc);
list.entry[list.nr].name = ce->name;
list.entry[list.nr++].is_submodule = S_ISGITLINK(ce->ce_mode);
}
if (pathspec) {
const char *match;
int seen_any = 0;
for (i = 0; (match = pathspec[i]) != NULL ; i++) {
if (!seen[i]) {
if (!ignore_unmatch) {
die(_("pathspec '%s' did not match any files"),
match);
}
}
else {
seen_any = 1;
}
if (!recursive && seen[i] == MATCHED_RECURSIVELY)
die(_("not removing '%s' recursively without -r"),
*match ? match : ".");
}
if (! seen_any)
exit(0);
}
if (!force) {
unsigned char sha1[20];
if (get_sha1("HEAD", sha1))
hashclr(sha1);
if (check_local_mod(sha1, index_only))
exit(1);
} else if (!index_only) {
if (check_submodules_use_gitfiles())
exit(1);
}
for (i = 0; i < list.nr; i++) {
const char *path = list.entry[i].name;
if (!quiet)
printf("rm '%s'\n", path);
if (remove_file_from_cache(path))
die(_("git rm: unable to remove %s"), path);
}
if (show_only)
return 0;
if (!index_only) {
int removed = 0;
for (i = 0; i < list.nr; i++) {
const char *path = list.entry[i].name;
if (list.entry[i].is_submodule) {
if (is_empty_dir(path)) {
if (!rmdir(path)) {
removed = 1;
continue;
}
} else {
struct strbuf buf = STRBUF_INIT;
strbuf_addstr(&buf, path);
if (!remove_dir_recursively(&buf, 0)) {
removed = 1;
strbuf_release(&buf);
continue;
}
strbuf_release(&buf);
}
}
if (!remove_path(path)) {
removed = 1;
continue;
}
if (!removed)
die_errno("git rm: '%s'", path);
}
}
if (active_cache_changed) {
if (write_cache(newfd, active_cache, active_nr) ||
commit_locked_index(&lock_file))
die(_("Unable to write new index file"));
}
return 0;
}