static const char **copy_pathspec(const char *prefix, const char **pathspec,
int count, int base_name)
{
+ int i;
const char **result = xmalloc((count + 1) * sizeof(const char *));
memcpy(result, pathspec, count * sizeof(const char *));
result[count] = NULL;
- if (base_name) {
- int i;
- for (i = 0; i < count; i++) {
+ for (i = 0; i < count; i++) {
+ int length = strlen(result[i]);
+ if (length > 0 && result[i][length - 1] == '/') {
+ char *without_slash = xmalloc(length);
+ memcpy(without_slash, result[i], length - 1);
+ without_slash[length - 1] = '\0';
+ result[i] = without_slash;
+ }
+ if (base_name) {
const char *last_slash = strrchr(result[i], '/');
if (last_slash)
result[i] = last_slash + 1;
}
}
+static const char *add_slash(const char *path)
+{
+ int len = strlen(path);
+ if (path[len - 1] != '/') {
+ char *with_slash = xmalloc(len + 2);
+ memcpy(with_slash, path, len);
+ with_slash[len++] = '/';
+ with_slash[len] = 0;
+ return with_slash;
+ }
+ return path;
+}
+
static struct lock_file lock_file;
-int cmd_mv(int argc, const char **argv, char **envp)
+int cmd_mv(int argc, const char **argv, const char *prefix)
{
int i, newfd, count;
int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
- const char *prefix = setup_git_directory();
const char **source, **destination, **dest_path;
+ enum update_mode { BOTH = 0, WORKING_DIRECTORY, INDEX } *modes;
struct stat st;
struct path_list overwritten = {NULL, 0, 0, 0};
struct path_list src_for_dst = {NULL, 0, 0, 0};
git_config(git_default_config);
- newfd = hold_lock_file_for_update(&lock_file, get_index_file());
- if (newfd < 0)
- die("unable to create new index file");
-
+ newfd = hold_lock_file_for_update(&lock_file, get_index_file(), 1);
if (read_cache() < 0)
die("index file corrupt");
ignore_errors = 1;
continue;
}
- die(builtin_mv_usage);
+ usage(builtin_mv_usage);
}
count = argc - i - 1;
if (count < 1)
usage(builtin_mv_usage);
source = copy_pathspec(prefix, argv + i, count, 0);
+ modes = xcalloc(count, sizeof(enum update_mode));
dest_path = copy_pathspec(prefix, argv + argc - 1, 1, 0);
- if (!lstat(dest_path[0], &st) && S_ISDIR(st.st_mode))
+ if (dest_path[0][0] == '\0')
+ /* special case: "." was normalized to "" */
+ destination = copy_pathspec(dest_path[0], argv + i, count, 1);
+ else if (!lstat(dest_path[0], &st) &&
+ S_ISDIR(st.st_mode)) {
+ dest_path[0] = add_slash(dest_path[0]);
destination = copy_pathspec(dest_path[0], argv + i, count, 1);
- else {
+ } else {
if (count != 1)
usage(builtin_mv_usage);
destination = dest_path;
/* Checking */
for (i = 0; i < count; i++) {
+ const char *src = source[i], *dst = destination[i];
+ int length, src_is_dir;
const char *bad = NULL;
if (show_only)
- printf("Checking rename of '%s' to '%s'\n",
- source[i], destination[i]);
+ printf("Checking rename of '%s' to '%s'\n", src, dst);
- if (lstat(source[i], &st) < 0)
+ length = strlen(src);
+ if (lstat(src, &st) < 0)
bad = "bad source";
- else if (lstat(destination[i], &st) == 0) {
+ else if (!strncmp(src, dst, length) &&
+ (dst[length] == 0 || dst[length] == '/')) {
+ bad = "can not move directory into itself";
+ } else if ((src_is_dir = S_ISDIR(st.st_mode))
+ && lstat(dst, &st) == 0)
+ bad = "cannot move directory over file";
+ else if (src_is_dir) {
+ int first, last;
+
+ modes[i] = WORKING_DIRECTORY;
+
+ first = cache_name_pos(src, length);
+ if (first >= 0)
+ die ("Huh? %s/ is in index?", src);
+
+ first = -1 - first;
+ for (last = first; last < active_nr; last++) {
+ const char *path = active_cache[last]->name;
+ if (strncmp(path, src, length)
+ || path[length] != '/')
+ break;
+ }
+
+ if (last - first < 1)
+ bad = "source directory is empty";
+ else {
+ int j, dst_len;
+
+ if (last - first > 0) {
+ source = xrealloc(source,
+ (count + last - first)
+ * sizeof(char *));
+ destination = xrealloc(destination,
+ (count + last - first)
+ * sizeof(char *));
+ modes = xrealloc(modes,
+ (count + last - first)
+ * sizeof(enum update_mode));
+ }
+
+ dst = add_slash(dst);
+ dst_len = strlen(dst) - 1;
+
+ for (j = 0; j < last - first; j++) {
+ const char *path =
+ active_cache[first + j]->name;
+ source[count + j] = path;
+ destination[count + j] =
+ prefix_path(dst, dst_len,
+ path + length);
+ modes[count + j] = INDEX;
+ }
+ count += last - first;
+ }
+ } else if (lstat(dst, &st) == 0) {
bad = "destination exists";
if (force) {
/*
" will overwrite!\n",
bad);
bad = NULL;
- path_list_insert(destination[i],
- &overwritten);
+ path_list_insert(dst, &overwritten);
} else
bad = "Cannot overwrite";
}
- }
-
- if (!bad &&
- !strncmp(destination[i], source[i], strlen(source[i])))
- bad = "can not move directory into itself";
-
- if (!bad && cache_name_pos(source[i], strlen(source[i])) < 0)
+ } else if (cache_name_pos(src, length) < 0)
bad = "not under version control";
-
- if (!bad) {
- if (path_list_has_path(&src_for_dst, destination[i]))
- bad = "multiple sources for the same target";
- else
- path_list_insert(destination[i], &src_for_dst);
- }
+ else if (path_list_has_path(&src_for_dst, dst))
+ bad = "multiple sources for the same target";
+ else
+ path_list_insert(dst, &src_for_dst);
if (bad) {
if (ignore_errors) {
(count - i) * sizeof(char *));
}
} else
- die ("Error: %s, source=%s, destination=%s",
- bad, source[i], destination[i]);
+ die ("%s, source=%s, destination=%s",
+ bad, src, dst);
}
}
for (i = 0; i < count; i++) {
+ const char *src = source[i], *dst = destination[i];
+ enum update_mode mode = modes[i];
if (show_only || verbose)
- printf("Renaming %s to %s\n",
- source[i], destination[i]);
- if (!show_only &&
- rename(source[i], destination[i]) < 0 &&
- !ignore_errors)
- die ("renaming %s failed: %s",
- source[i], strerror(errno));
+ printf("Renaming %s to %s\n", src, dst);
+ if (!show_only && mode != INDEX &&
+ rename(src, dst) < 0 && !ignore_errors)
+ die ("renaming %s failed: %s", src, strerror(errno));
+
+ if (mode == WORKING_DIRECTORY)
+ continue;
- if (cache_name_pos(source[i], strlen(source[i])) >= 0) {
- path_list_insert(source[i], &deleted);
+ if (cache_name_pos(src, strlen(src)) >= 0) {
+ path_list_insert(src, &deleted);
/* destination can be a directory with 1 file inside */
- if (path_list_has_path(&overwritten, destination[i]))
- path_list_insert(destination[i], &changed);
+ if (path_list_has_path(&overwritten, dst))
+ path_list_insert(dst, &changed);
else
- path_list_insert(destination[i], &added);
+ path_list_insert(dst, &added);
} else
- path_list_insert(destination[i], &added);
+ path_list_insert(dst, &added);
}
if (show_only) {
} else {
for (i = 0; i < changed.nr; i++) {
const char *path = changed.items[i].path;
- int i = cache_name_pos(path, strlen(path));
- struct cache_entry *ce = active_cache[i];
+ int j = cache_name_pos(path, strlen(path));
+ struct cache_entry *ce = active_cache[j];
- if (i < 0)
+ if (j < 0)
die ("Huh? Cache entry for %s unknown?", path);
refresh_cache_entry(ce, 0);
}