remove abcd(); the low-level input overhaul left it unused

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1556 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -83,6 +83,9 @@ CVS code -
 	- Document the support for Esc Esc [character]'s being
 	  interpreted as Ctrl-[character], and the support for Pico's
 	  Esc Esc [three-digit decimal ASCII code] input method. (DLR)
+  abcd()
+	- Removed, as it's unneeded due to the low-level input overhaul.
+	  (DLR)
 - nano.h:
 	- Define KEY_RESIZE and KEY_SUSPEND as -1 when slang is used, as
 	  slang has no equivalent of either.  When nano is compiled with

src/nano.c

@@ -3016,29 +3016,6 @@ void do_toggle(const toggle *which)
 }
 #endif /* !NANO_SMALL */
 
-/* This function returns the correct keystroke, given the A,B,C or D
-   input key.  This is a common sequence of many terms which send
-   Esc-O-[A-D] or Esc-[-[A-D]. */
-int abcd(int input)
-{
-    switch (input) {
-    case 'A':
-    case 'a':
-	return KEY_UP;
-    case 'B':
-    case 'b':
-	return KEY_DOWN;
-    case 'C':
-    case 'c':
-	return KEY_RIGHT;
-    case 'D':
-    case 'd':
-	return KEY_LEFT;
-    default:
-	return 0;
-    }
-}
-
 int main(int argc, char *argv[])
 {
     int optchr;

src/proto.h

@@ -331,7 +331,6 @@ void print_numlock_warning(void);
 #ifndef NANO_SMALL
 void do_toggle(const toggle *which);
 #endif
-int abcd(int input);
 
 /* Public functions in rcfile.c */
 #ifdef ENABLE_NANORC