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Date: Mon, 04 Apr 2016 13:58:26 +0100
From: Peter Stephenson <p.stephenson@samsung.com>
To: zsh-workers@zsh.org
Subject: Re: Another <ffffffff>
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Sorry, try this one instead...

pws

diff --git a/Src/Zle/zle_keymap.c b/Src/Zle/zle_keymap.c
index 382eb8d..7734ddc 100644
--- a/Src/Zle/zle_keymap.c
+++ b/Src/Zle/zle_keymap.c
@@ -1615,8 +1615,7 @@ getkeymapcmd(Keymap km, Thingy *funcp, char **strp)
     else
 	lastchar = lastc;
     if(lastlen != keybuflen) {
-	unmetafy(keybuf + lastlen, &keybuflen);
-	ungetbytes(keybuf+lastlen, keybuflen);
+	ungetbytes_unmeta(keybuf+lastlen, keybuflen);
 	if(vichgflag)
 	    vichgbufptr -= keybuflen;
 	keybuf[lastlen] = 0;
@@ -1672,7 +1671,7 @@ getkeybuf(int w)
 mod_export void
 ungetkeycmd(void)
 {
-    ungetbytes(keybuf, keybuflen);
+    ungetbytes_unmeta(keybuf, keybuflen);
 }
 
 /* read a command from the current keymap, with widgets */
@@ -1690,17 +1689,12 @@ getkeycmd(void)
     if(!*seq)
 	return NULL;
     if(!func) {
-	int len;
-	char *pb;
-
 	if (++hops == 20) {
 	    zerr("string inserting another one too many times");
 	    hops = 0;
 	    return NULL;
 	}
-	pb = unmetafy(ztrdup(str), &len);
-	ungetbytes(pb, len);
-	zfree(pb, strlen(str) + 1);
+	ungetbytes_unmeta(str, strlen(str));
 	goto sentstring;
     }
     if (func == Th(z_executenamedcmd) && !statusline) {
diff --git a/Src/Zle/zle_main.c b/Src/Zle/zle_main.c
index 104e5d6..472e326 100644
--- a/Src/Zle/zle_main.c
+++ b/Src/Zle/zle_main.c
@@ -357,6 +357,21 @@ ungetbytes(char *s, int len)
 	ungetbyte(*--s);
 }
 
+/**/
+void
+ungetbytes_unmeta(char *s, int len)
+{
+    s += len;
+    while (len--) {
+	if (len && s[-2] == Meta) {
+	    ungetbyte(*--s ^ 32);
+	    len--;
+	    s--;
+	} else
+	    ungetbyte(*--s);
+    }
+}
+
 #if defined(pyr) && defined(HAVE_SELECT)
 static int
 breakread(int fd, char *buf, int n)