Re: [tin 1.7.x] 'unbinding' keys

On Fri, Jul 01, 2005 at 07:27:12PM +0200, Michael Bienia wrote:
> For the second problem I might have an idea but I haven't tested yet if
> it is working: to disable a function we could assign a key,
> which can't be pressed, to this function. This would prevent that a
> default key is assigned to this function and therefore disabling it.
> Looking at the table at the beginning of keymap.h, there aren't much
> possiblities for such a key. Perhaps '\0' is working.

the following implements your idea and seems to work. better names
than "NULL" for the key?

--- keymap.c	2005-07-01 19:53:08.767015801 +0200
+++ keymap.c	2005-07-01 19:55:44.240294137 +0200
@@ -236,7 +236,9 @@
 	char *buf,
 	int ch)
 {
-	if ((ch == 0) || isgraph(ch)) {	/* Regular printables */
+	if (ch == 0)
+		strcpy(buf, _("NULL"));
+	else if (isgraph(ch)) {	/* Regular printables */
 		buf[0] = ch;
 		buf[1] = '\0';
 	} else if (ch == '\t') {	/* TAB */
@@ -397,6 +399,10 @@
 		 */
 		if (strlen(keydef) > 1) {
 			switch (keydef[0]) {
+				case 'N':
+					key = '\0';
+					break;
+
 				case 'S':		/* Only test 1st char - crude but effective */
 					key = ' ';
 					break;
--- help.c	2005-06-28 10:31:21.000000000 +0200
+++ help.c	2005-07-01 20:03:46.877125668 +0200
@@ -475,7 +475,7 @@
 			fprintf(fp, "%s", buf);
 		} else {
 			for (i = 0; i < keys.used; i++) {
-				if (keys.list[i].function == helppage->func) {
+				if (keys.list[i].function == helppage->func && keys.list[i].key) {
 					buf = my_realloc(buf, LEN);
 					snprintf(buf, LEN, "%s\t  %s", printascii(key, keys.list[i].key), _(helppage->helptext));
 					buf[LEN - 1] = '\0';