Add in rcfile support for undo since it would be bad to overly punish the...

Add in rcfile support for undo since it would be bad to overly punish the masochists who want to try it out and hopefully submit bug reports.



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4396 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

doc/man/nanorc.5

@@ -202,6 +202,9 @@ Convert typed tabs to spaces.
 .B set/unset tempfile
 Save automatically on exit, don't prompt.
 .TP
+.B set/unset undo
+Enable experimental generic-purpose undo code.
+.TP
 .B set/unset view
 Disallow file modification.
 .TP

src/rcfile.c

@@ -89,6 +89,7 @@ static const rcoption rcopts[] = {
     {"smarthome", SMART_HOME},
     {"smooth", SMOOTH_SCROLL},
     {"tabstospaces", TABS_TO_SPACES},
+    {"undo", 0},
     {"whitespace", 0},
     {"wordbounds", WORD_BOUNDS},
 #endif
@@ -908,6 +909,15 @@ void parse_rcfile(FILE *rcstream
 	option = ptr;
 	ptr = parse_next_word(ptr);
 
+#ifndef NANO_TINY
+	/* FIXME: Hack which should go away ASAP */
+	if (strcasecmp(option,  "undo") == 0) {
+	    use_undo = TRUE;
+	    shortcut_init(0);
+	    continue;
+	}
+#endif
+
 	for (i = 0; rcopts[i].name != NULL; i++) {
 	    if (strcasecmp(option, rcopts[i].name) == 0) {
 #ifdef DEBUG