1 files changed, 15 insertions, 2 deletions

diff --git a/st.c b/st.c
index 1647cbd..671b386 100644
--- a/st.c
+++ b/st.c
@@ -194,6 +194,7 @@ typedef struct {
         int bot;        /* bottom scroll limit */
         int mode;       /* terminal mode flags */
         int esc;        /* escape state flags */
+        bool numlock;   /* lock numbers in keyboard */
         bool *tabs;
 } Term;
 
@@ -261,6 +262,7 @@ typedef struct {
 /* function definitions used in config.h */
 static void xzoom(const Arg *);
 static void selpaste(const Arg *);
+static void numlock(const Arg *);
 
 /* Config.h for applying patches and the configuration. */
 #include "config.h"
@@ -1100,6 +1102,7 @@ tnew(int col, int row) {
                 term.alt [row] = xmalloc(term.col * sizeof(Glyph));
                 term.dirty[row] = 0;
         }
+        term.numlock = 1;
         memset(term.tabs, 0, term.col * sizeof(*term.tabs));
         /* setup screen */
         treset();
@@ -2700,6 +2703,12 @@ match(uint mask, uint state) {
         return true;
 }
 
+void
+numlock(const Arg *dummy)
+{
+        term.numlock ^= 1;
+}
+
 char*
 kmap(KeySym k, uint state) {
         uint mask;
@@ -2725,8 +2734,12 @@ kmap(KeySym k, uint state) {
                 if(!match(mask, state))
                         continue;
 
-                if((kp->appkey < 0 && IS_SET(MODE_APPKEYPAD)) ||
-                                (kp->appkey > 0 && !IS_SET(MODE_APPKEYPAD))) {
+                if(kp->appkey > 0) {
+                        if(!IS_SET(MODE_APPKEYPAD))
+                                continue;
+                        if(term.numlock && kp->appkey == 2)
+                                continue;
+                } else if (kp->appkey < 0 && IS_SET(MODE_APPKEYPAD)) {
                         continue;
                 }