22597: back off two column-subtraction hunks

2 files changed, 12 insertions, 3 deletions

diff --git a/Src/Zle/complist.c b/Src/Zle/complist.c
index 8f1a24385..c90af8480 100644
--- a/Src/Zle/complist.c
+++ b/Src/Zle/complist.c
@@ -1055,8 +1055,12 @@ compprintfmt(char *fmt, int n, int dopr, int doesc, int ml, int *stop)
     if (stat && n)
 	mfirstl = -1;
 
-    mlprinted = l + (cc ? ((cc-1) / columns) : 0);
-    return mlprinted;	    
+    /*
+     * *Not* subtracting 1 from cc at this point appears to be
+     * correct.  C.f. printfmt in zle_tricky.c.
+     */
+    mlprinted = l + (cc / columns);
+    return mlprinted;
 }
 
 /* This is like zputs(), but allows scrolling. */
diff --git a/Src/Zle/zle_tricky.c b/Src/Zle/zle_tricky.c
index 768d7e34f..fbe04ca5d 100644
--- a/Src/Zle/zle_tricky.c
+++ b/Src/Zle/zle_tricky.c
@@ -2175,7 +2175,12 @@ printfmt(char *fmt, int n, int dopr, int doesc)
 		putc(' ', shout);
 	}
     }
-    return l + ((cc-1) / columns);
+    /*
+     * Experiments suggest that at this point not subtracting 1 from
+     * cc is correct, i.e. if just misses wrapping we still add 1.
+     * (Why?)
+     */
+    return l + (cc / columns);
 }
 
 /* This is used to print expansions. */