Merge branch 'da/difftool' into maint

diff --git a/builtin/branch.c b/builtin/branch.c
index f6c23bf5dd600cd8f1bc7029de757d577abdfd02..37af77161e4f899f9897db0838f0b736b8450bec 100644 (file)
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -20,6 +20,7 @@
 #include "utf8.h"
 #include "wt-status.h"
 #include "ref-filter.h"
+#include "worktree.h"
 
 static const char * const builtin_branch_usage[] = {
        N_("git branch [<options>] [-r | -a] [--merged | --no-merged]"),
@@ -215,16 +216,21 @@ static int delete_branches(int argc, const char **argv, int force, int kinds,
                int flags = 0;
 
                strbuf_branchname(&bname, argv[i]);
-               if (kinds == FILTER_REFS_BRANCHES && !strcmp(head, bname.buf)) {
-                       error(_("Cannot delete the branch '%s' "
-                             "which you are currently on."), bname.buf);
-                       ret = 1;
-                       continue;
-               }
-
                free(name);
-
                name = mkpathdup(fmt, bname.buf);
+
+               if (kinds == FILTER_REFS_BRANCHES) {
+                       char *worktree = find_shared_symref("HEAD", name);
+                       if (worktree) {
+                               error(_("Cannot delete branch '%s' "
+                                       "checked out at '%s'"),
+                                     bname.buf, worktree);
+                               free(worktree);
+                               ret = 1;
+                               continue;
+                       }
+               }
+
                target = resolve_ref_unsafe(name,
                                            RESOLVE_REF_READING
                                            | RESOLVE_REF_NO_RECURSE
@@ -369,12 +375,14 @@ static char *get_head_description(void)
                strbuf_addf(&desc, _("(no branch, bisect started on %s)"),
                            state.branch);
        else if (state.detached_from) {
-               /* TRANSLATORS: make sure these match _("HEAD detached at ")
-                  and _("HEAD detached from ") in wt-status.c */
                if (state.detached_at)
+                       /* TRANSLATORS: make sure this matches
+                          "HEAD detached at " in wt-status.c */
                        strbuf_addf(&desc, _("(HEAD detached at %s)"),
                                state.detached_from);
                else
+                       /* TRANSLATORS: make sure this matches
+                          "HEAD detached from " in wt-status.c */
                        strbuf_addf(&desc, _("(HEAD detached from %s)"),
                                state.detached_from);
        }
@@ -557,8 +565,7 @@ static void rename_branch(const char *oldname, const char *newname, int force)
        if (recovery)
                warning(_("Renamed a misnamed branch '%s' away"), oldref.buf + 11);
 
-       /* no need to pass logmsg here as HEAD didn't really move */
-       if (!strcmp(oldname, head) && create_symref("HEAD", newref.buf, NULL))
+       if (replace_each_worktree_head_symref(oldref.buf, newref.buf))
                die(_("Branch renamed to %s, but HEAD is not updated!"), newname);
 
        strbuf_addf(&oldsection, "branch.%s", oldref.buf + 11);
@@ -625,7 +632,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
                        BRANCH_TRACK_EXPLICIT),
                OPT_SET_INT( 0, "set-upstream",  &track, N_("change upstream info"),
                        BRANCH_TRACK_OVERRIDE),
-               OPT_STRING('u', "set-upstream-to", &new_upstream, "upstream", "change the upstream info"),
+               OPT_STRING('u', "set-upstream-to", &new_upstream, N_("upstream"), N_("change the upstream info")),
                OPT_BOOL(0, "unset-upstream", &unset_upstream, "Unset the upstream info"),
                OPT__COLOR(&branch_use_color, N_("use colored output")),
                OPT_SET_INT('r', "remotes",     &filter.kind, N_("act on remote-tracking branches"),
@@ -833,8 +840,8 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
                if (argc == 1 && track == BRANCH_TRACK_OVERRIDE &&
                    !branch_existed && remote_tracking) {
                        fprintf(stderr, _("\nIf you wanted to make '%s' track '%s', do this:\n\n"), head, branch->name);
-                       fprintf(stderr, _("    git branch -d %s\n"), branch->name);
-                       fprintf(stderr, _("    git branch --set-upstream-to %s\n"), branch->name);
+                       fprintf(stderr, "    git branch -d %s\n", branch->name);
+                       fprintf(stderr, "    git branch --set-upstream-to %s\n", branch->name);
                }
 
        } else