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Checking for "nothing to redo" earlier, in order to restore the

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possible warning about an internal error.


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5380 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
Benno Schulenberg 2015-10-29 17:02:13 +00:00
parent b0a2f9853b
commit bf64514283
2 changed files with 9 additions and 2 deletions
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2
ChangeLog
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@ -2,6 +2,8 @@
* src/text.c (add_undo): Only skip adding an undo when the current
action equals the last action. This condition is needed for when
typing text is broken by an undo+redo. Fixes Savannah bug #46323.
* src/text.c (do_redo): Check for "nothing to redo" earlier, so we
can restore the possible warning about an internal error.
2015-10-29 David Lawrence Ramsey <pooka109@gmail.com>
* src/files.c (do_writeout), src/nano.c (no_current_file_name_warning,

9
src/text.c
View File

@ -628,12 +628,17 @@ void do_redo(void)
char *data, *redidmsg = NULL;
undo *u = openfile->undotop;
if (u == NULL || u == openfile->current_undo) {
statusbar(_("Nothing to re-do!"));
return;
}
/* Get the previous undo item. */
while (u != NULL && u->next != openfile->current_undo)
u = u->next;
if (u == NULL) {
statusbar(_("Nothing to re-do!"));
if (u->next != openfile->current_undo) {
statusbar(_("Internal error: cannot set up redo. Please save your work."));
return;
}