fetch: Speed up fetch of large numbers of refs
[gitweb.git] / builtin-mv.c
index 736a0b8bb1f39c47b35cb58f6775a683c5ed9ed7..1b20028c67dec2f9954cb107620bd863b4b3a264 100644 (file)
@@ -24,30 +24,14 @@ static const char **copy_pathspec(const char *prefix, const char **pathspec,
        result[count] = NULL;
        for (i = 0; i < count; i++) {
                int length = strlen(result[i]);
-               if (length > 0 && result[i][length - 1] == '/') {
+               if (length > 0 && is_dir_sep(result[i][length - 1]))
                        result[i] = xmemdupz(result[i], length - 1);
-               }
-               if (base_name) {
-                       const char *last_slash = strrchr(result[i], '/');
-                       if (last_slash)
-                               result[i] = last_slash + 1;
-               }
+               if (base_name)
+                       result[i] = basename((char *)result[i]);
        }
        return get_pathspec(prefix, result);
 }
 
-static void show_list(const char *label, struct string_list *list)
-{
-       if (list->nr > 0) {
-               int i;
-               printf("%s", label);
-               for (i = 0; i < list->nr; i++)
-                       printf("%s%s", i > 0 ? ", " : "",
-                                       list->items[i].string);
-               putchar('\n');
-       }
-}
-
 static const char *add_slash(const char *path)
 {
        int len = strlen(path);
@@ -69,18 +53,14 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
        int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
        struct option builtin_mv_options[] = {
                OPT__DRY_RUN(&show_only),
-               OPT_BOOLEAN('f', NULL, &force, "force move/rename even if target exists"),
+               OPT_BOOLEAN('f', "force", &force, "force move/rename even if target exists"),
                OPT_BOOLEAN('k', NULL, &ignore_errors, "skip move/rename errors"),
                OPT_END(),
        };
        const char **source, **destination, **dest_path;
        enum update_mode { BOTH = 0, WORKING_DIRECTORY, INDEX } *modes;
        struct stat st;
-       struct string_list overwritten = {NULL, 0, 0, 0};
        struct string_list src_for_dst = {NULL, 0, 0, 0};
-       struct string_list added = {NULL, 0, 0, 0};
-       struct string_list deleted = {NULL, 0, 0, 0};
-       struct string_list changed = {NULL, 0, 0, 0};
 
        git_config(git_default_config, NULL);
 
@@ -88,7 +68,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
        if (read_cache() < 0)
                die("index file corrupt");
 
-       argc = parse_options(argc, argv, builtin_mv_options, builtin_mv_usage, 0);
+       argc = parse_options(argc, argv, prefix, builtin_mv_options,
+                            builtin_mv_usage, 0);
        if (--argc < 1)
                usage_with_options(builtin_mv_usage, builtin_mv_options);
 
@@ -178,25 +159,24 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                                }
                                argc += last - first;
                        }
-               } else if (lstat(dst, &st) == 0) {
+               } else if (cache_name_pos(src, length) < 0)
+                       bad = "not under version control";
+               else if (lstat(dst, &st) == 0) {
                        bad = "destination exists";
                        if (force) {
                                /*
                                 * only files can overwrite each other:
                                 * check both source and destination
                                 */
-                               if (S_ISREG(st.st_mode)) {
+                               if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) {
                                        fprintf(stderr, "Warning: %s;"
                                                        " will overwrite!\n",
                                                        bad);
                                        bad = NULL;
-                                       string_list_insert(dst, &overwritten);
                                } else
                                        bad = "Cannot overwrite";
                        }
-               } else if (cache_name_pos(src, length) < 0)
-                       bad = "not under version control";
-               else if (string_list_has_string(&src_for_dst, dst))
+               } else if (string_list_has_string(&src_for_dst, dst))
                        bad = "multiple sources for the same target";
                else
                        string_list_insert(dst, &src_for_dst);
@@ -209,6 +189,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                                        memmove(destination + i,
                                                destination + i + 1,
                                                (argc - i) * sizeof(char *));
+                                       i--;
                                }
                        } else
                                die ("%s, source=%s, destination=%s",
@@ -219,56 +200,26 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
        for (i = 0; i < argc; i++) {
                const char *src = source[i], *dst = destination[i];
                enum update_mode mode = modes[i];
+               int pos;
                if (show_only || verbose)
                        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));
+                       die_errno ("renaming '%s' failed", src);
 
                if (mode == WORKING_DIRECTORY)
                        continue;
 
-               if (cache_name_pos(src, strlen(src)) >= 0) {
-                       string_list_insert(src, &deleted);
-
-                       /* destination can be a directory with 1 file inside */
-                       if (string_list_has_string(&overwritten, dst))
-                               string_list_insert(dst, &changed);
-                       else
-                               string_list_insert(dst, &added);
-               } else
-                       string_list_insert(dst, &added);
+               pos = cache_name_pos(src, strlen(src));
+               assert(pos >= 0);
+               if (!show_only)
+                       rename_cache_entry_at(pos, dst);
        }
 
-       if (show_only) {
-               show_list("Changed  : ", &changed);
-               show_list("Adding   : ", &added);
-               show_list("Deleting : ", &deleted);
-       } else {
-               for (i = 0; i < changed.nr; i++) {
-                       const char *path = changed.items[i].string;
-                       int j = cache_name_pos(path, strlen(path));
-                       struct cache_entry *ce = active_cache[j];
-
-                       if (j < 0)
-                               die ("Huh? Cache entry for %s unknown?", path);
-                       refresh_cache_entry(ce, 0);
-               }
-
-               for (i = 0; i < added.nr; i++) {
-                       const char *path = added.items[i].string;
-                       if (add_file_to_cache(path, verbose ? ADD_CACHE_VERBOSE : 0))
-                               die("updating index entries failed");
-               }
-
-               for (i = 0; i < deleted.nr; i++)
-                       remove_file_from_cache(deleted.items[i].string);
-
-               if (active_cache_changed) {
-                       if (write_cache(newfd, active_cache, active_nr) ||
-                           commit_locked_index(&lock_file))
-                               die("Unable to write new index file");
-               }
+       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;