Adding delkey patch ref. #21

README.md

@@ -15,7 +15,7 @@ Refer to [https://st.suckless.org/](https://st.suckless.org/) for details on the
 
 ### Changelog:
 
-2021-05-08 - Added blinking cursor, undercurl, desktopentry, netwmicon and osc_10_11_12_2 patches
+2021-05-08 - Added blinking cursor, delkey, undercurl, desktopentry, netwmicon and osc_10_11_12_2 patches
 
 2021-05-07 - Added xresources reload patch
 
@@ -90,6 +90,9 @@ Refer to [https://st.suckless.org/](https://st.suckless.org/) for details on the
       - this patch allows you to select and copy the last URL displayed with Mod+l
       - multiple invocations cycle through the available URLs
 
+   - [delkey](https://st.suckless.org/patches/delkey/)
+      - return BS on pressing backspace and DEL on pressing the delete key
+
    - [desktopentry](https://st.suckless.org/patches/desktopentry/)
       - adds a desktop entry for st so that it can be displayed with an icon when using a graphical launcher
       - this patch only applies to the Makefile and is enabled by default, remove if not needed

config.def.h

@@ -455,7 +455,11 @@ static Key key[] = {
 	{ XK_KP_Delete,     ControlMask,    "\033[3;5~",    +1,    0},
 	{ XK_KP_Delete,     ShiftMask,      "\033[2K",      -1,    0},
 	{ XK_KP_Delete,     ShiftMask,      "\033[3;2~",    +1,    0},
+	#if DELKEY_PATCH
+	{ XK_KP_Delete,     XK_ANY_MOD,     "\033[3~",      -1,    0},
+	#else
 	{ XK_KP_Delete,     XK_ANY_MOD,     "\033[P",       -1,    0},
+	#endif // DELKEY_PATCH
 	{ XK_KP_Delete,     XK_ANY_MOD,     "\033[3~",      +1,    0},
 	{ XK_KP_Multiply,   XK_ANY_MOD,     "\033Oj",       +2,    0},
 	{ XK_KP_Add,        XK_ANY_MOD,     "\033Ok",       +2,    0},
@@ -523,7 +527,11 @@ static Key key[] = {
 	{ XK_Delete,        ControlMask,    "\033[3;5~",    +1,    0},
 	{ XK_Delete,        ShiftMask,      "\033[2K",      -1,    0},
 	{ XK_Delete,        ShiftMask,      "\033[3;2~",    +1,    0},
+	#if DELKEY_PATCH
+	{ XK_Delete,        XK_ANY_MOD,     "\033[3~",      -1,    0},
+	#else
 	{ XK_Delete,        XK_ANY_MOD,     "\033[P",       -1,    0},
+	#endif // DELKEY_PATCH
 	{ XK_Delete,        XK_ANY_MOD,     "\033[3~",      +1,    0},
 	{ XK_BackSpace,     XK_NO_MOD,      "\177",          0,    0},
 	{ XK_BackSpace,     Mod1Mask,       "\033\177",      0,    0},

patches.def.h

@@ -72,6 +72,11 @@
  */
 #define COPYURL_HIGHLIGHT_SELECTED_URLS_PATCH 0
 
+/* Return BS on pressing backspace and DEL on pressing the delete key.
+ * https://st.suckless.org/patches/delkey/
+ */
+#define DELKEY_PATCH 0
+
 /* This patch adds the option of disabling bold fonts globally.
  * https://st.suckless.org/patches/disable_bold_italic_fonts/
  */