glossary-content.txt: rephrase magic signature part
[gitweb.git] / builtin / mv.c
index 16ce99b499d5d0c43f03cfea542c9c6082adf3e2..2e0e61b6517d74edc8b7ef2e56c75927385e7c85 100644 (file)
@@ -9,6 +9,7 @@
 #include "cache-tree.h"
 #include "string-list.h"
 #include "parse-options.h"
+#include "submodule.h"
 
 static const char * const builtin_mv_usage[] = {
        N_("git mv [options] <source>... <destination>"),
@@ -54,23 +55,25 @@ static const char *add_slash(const char *path)
 }
 
 static struct lock_file lock_file;
+#define SUBMODULE_WITH_GITDIR ((const char *)1)
 
 int cmd_mv(int argc, const char **argv, const char *prefix)
 {
-       int i, newfd;
+       int i, newfd, gitmodules_modified = 0;
        int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
        struct option builtin_mv_options[] = {
                OPT__VERBOSE(&verbose, N_("be verbose")),
                OPT__DRY_RUN(&show_only, N_("dry run")),
                OPT__FORCE(&force, N_("force move/rename even if target exists")),
-               OPT_BOOLEAN('k', NULL, &ignore_errors, N_("skip move/rename errors")),
+               OPT_BOOL('k', NULL, &ignore_errors, N_("skip move/rename errors")),
                OPT_END(),
        };
-       const char **source, **destination, **dest_path;
+       const char **source, **destination, **dest_path, **submodule_gitfile;
        enum update_mode { BOTH = 0, WORKING_DIRECTORY, INDEX } *modes;
        struct stat st;
        struct string_list src_for_dst = STRING_LIST_INIT_NODUP;
 
+       gitmodules_config();
        git_config(git_default_config, NULL);
 
        argc = parse_options(argc, argv, prefix, builtin_mv_options,
@@ -85,6 +88,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
        source = internal_copy_pathspec(prefix, argv, argc, 0);
        modes = xcalloc(argc, sizeof(enum update_mode));
        dest_path = internal_copy_pathspec(prefix, argv + argc, 1, 0);
+       submodule_gitfile = xcalloc(argc, sizeof(char *));
 
        if (dest_path[0][0] == '\0')
                /* special case: "." was normalized to "" */
@@ -118,55 +122,70 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                                && lstat(dst, &st) == 0)
                        bad = _("cannot move directory over file");
                else if (src_is_dir) {
-                       const char *src_w_slash = add_slash(src);
-                       int len_w_slash = length + 1;
-                       int first, last;
-
-                       modes[i] = WORKING_DIRECTORY;
-
-                       first = cache_name_pos(src_w_slash, len_w_slash);
-                       if (first >= 0)
-                               die (_("Huh? %.*s is in index?"),
-                                               len_w_slash, src_w_slash);
-
-                       first = -1 - first;
-                       for (last = first; last < active_nr; last++) {
-                               const char *path = active_cache[last]->name;
-                               if (strncmp(path, src_w_slash, len_w_slash))
-                                       break;
-                       }
-                       free((char *)src_w_slash);
-
-                       if (last - first < 1)
-                               bad = _("source directory is empty");
-                       else {
-                               int j, dst_len;
-
-                               if (last - first > 0) {
-                                       source = xrealloc(source,
-                                                       (argc + last - first)
-                                                       * sizeof(char *));
-                                       destination = xrealloc(destination,
-                                                       (argc + last - first)
-                                                       * sizeof(char *));
-                                       modes = xrealloc(modes,
-                                                       (argc + last - first)
-                                                       * sizeof(enum update_mode));
+                       int first = cache_name_pos(src, length);
+                       if (first >= 0) {
+                               struct strbuf submodule_dotgit = STRBUF_INIT;
+                               if (!S_ISGITLINK(active_cache[first]->ce_mode))
+                                       die (_("Huh? Directory %s is in index and no submodule?"), src);
+                               if (!is_staging_gitmodules_ok())
+                                       die (_("Please, stage your changes to .gitmodules or stash them to proceed"));
+                               strbuf_addf(&submodule_dotgit, "%s/.git", src);
+                               submodule_gitfile[i] = read_gitfile(submodule_dotgit.buf);
+                               if (submodule_gitfile[i])
+                                       submodule_gitfile[i] = xstrdup(submodule_gitfile[i]);
+                               else
+                                       submodule_gitfile[i] = SUBMODULE_WITH_GITDIR;
+                               strbuf_release(&submodule_dotgit);
+                       } else {
+                               const char *src_w_slash = add_slash(src);
+                               int last, len_w_slash = length + 1;
+
+                               modes[i] = WORKING_DIRECTORY;
+
+                               first = cache_name_pos(src_w_slash, len_w_slash);
+                               if (first >= 0)
+                                       die (_("Huh? %.*s is in index?"),
+                                                       len_w_slash, src_w_slash);
+
+                               first = -1 - first;
+                               for (last = first; last < active_nr; last++) {
+                                       const char *path = active_cache[last]->name;
+                                       if (strncmp(path, src_w_slash, len_w_slash))
+                                               break;
                                }
+                               free((char *)src_w_slash);
+
+                               if (last - first < 1)
+                                       bad = _("source directory is empty");
+                               else {
+                                       int j, dst_len;
 
-                               dst = add_slash(dst);
-                               dst_len = strlen(dst);
-
-                               for (j = 0; j < last - first; j++) {
-                                       const char *path =
-                                               active_cache[first + j]->name;
-                                       source[argc + j] = path;
-                                       destination[argc + j] =
-                                               prefix_path(dst, dst_len,
-                                                       path + length + 1);
-                                       modes[argc + j] = INDEX;
+                                       if (last - first > 0) {
+                                               source = xrealloc(source,
+                                                               (argc + last - first)
+                                                               * sizeof(char *));
+                                               destination = xrealloc(destination,
+                                                               (argc + last - first)
+                                                               * sizeof(char *));
+                                               modes = xrealloc(modes,
+                                                               (argc + last - first)
+                                                               * sizeof(enum update_mode));
+                                       }
+
+                                       dst = add_slash(dst);
+                                       dst_len = strlen(dst);
+
+                                       for (j = 0; j < last - first; j++) {
+                                               const char *path =
+                                                       active_cache[first + j]->name;
+                                               source[argc + j] = path;
+                                               destination[argc + j] =
+                                                       prefix_path(dst, dst_len,
+                                                               path + length + 1);
+                                               modes[argc + j] = INDEX;
+                                       }
+                                       argc += last - first;
                                }
-                               argc += last - first;
                        }
                } else if (cache_name_pos(src, length) < 0)
                        bad = _("not under version control");
@@ -211,9 +230,16 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                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_errno (_("renaming '%s' failed"), src);
+               if (!show_only && mode != INDEX) {
+                       if (rename(src, dst) < 0 && !ignore_errors)
+                               die_errno (_("renaming '%s' failed"), src);
+                       if (submodule_gitfile[i]) {
+                               if (submodule_gitfile[i] != SUBMODULE_WITH_GITDIR)
+                                       connect_work_tree_and_git_dir(dst, submodule_gitfile[i]);
+                               if (!update_path_in_gitmodules(src, dst))
+                                       gitmodules_modified = 1;
+                       }
+               }
 
                if (mode == WORKING_DIRECTORY)
                        continue;
@@ -224,6 +250,9 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                        rename_cache_entry_at(pos, dst);
        }
 
+       if (gitmodules_modified)
+               stage_updated_gitmodules();
+
        if (active_cache_changed) {
                if (write_cache(newfd, active_cache, active_nr) ||
                    commit_locked_index(&lock_file))