From 87281920e1d15d4dc5c50f79750ab9ff173c0e8d Mon Sep 17 00:00:00 2001
From: "Thomas E. Dickey" <dickey@invisible-island.net>
Date: Tue, 16 Jul 2019 04:40:55 -0400
Subject: fix const-warnings in grammar using a non-const initializer

Signed-off-by: Thomas E. Dickey <dickey@invisible-island.net>
---
 src/gram.y | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/src/gram.y b/src/gram.y
index d9fe680..d55ae91 100644
--- a/src/gram.y
+++ b/src/gram.y
@@ -78,8 +78,9 @@ in this Software without prior written authorization from The Open Group.
 #include <X11/Xos.h>
 #include <X11/Xmu/CharSet.h>
 
-static char *Action = "";
-static char *Name = "";
+static char empty[1];
+static char *Action = empty;
+static char *Name = empty;
 static MenuRoot	*root, *pull = NULL;
 
 static MenuRoot *GetRoot ( const char *name, const char *fore, const char *back );
@@ -193,7 +194,7 @@ stmt		: error
 						AddToMenu(root,"x",Action,
 							  NULL,$2,NULLSTR,NULLSTR);
 					  }
-					  Action = "";
+					  Action = empty;
 					  pull = NULL;
 					}
 		| string fullkey	{ GotKey($1, $2); }
@@ -259,7 +260,7 @@ stmt		: error
 						AddToMenu(root,"x",Action,
 							  NULL,$2, NULLSTR, NULLSTR);
 					  }
-					  Action = "";
+					  Action = empty;
 					  pull = NULL;
 					}
 		| WINDOW_FUNCTION action { Scr->WindowFunction.func = $2;
@@ -267,7 +268,7 @@ stmt		: error
 					   Scr->WindowFunction.item =
 						AddToMenu(root,"x",Action,
 							  NULL,$2, NULLSTR, NULLSTR);
-					   Action = "";
+					   Action = empty;
 					   pull = NULL;
 					}
 		| WARP_CURSOR		{ list = &Scr->WarpCursorL; }
@@ -567,9 +568,9 @@ function_entries: /* Empty */
 		| function_entries function_entry
 		;
 
-function_entry	: action		{ AddToMenu(root, "", Action, NULL, $1,
+function_entry	: action		{ AddToMenu(root, empty, Action, NULL, $1,
 						NULLSTR, NULLSTR);
-					  Action = "";
+					  Action = empty;
 					}
 		;
 
@@ -582,13 +583,13 @@ menu_entries	: /* Empty */
 
 menu_entry	: string action		{ AddToMenu(root, $1, Action, pull, $2,
 						NULLSTR, NULLSTR);
-					  Action = "";
+					  Action = empty;
 					  pull = NULL;
 					}
 		| string LP string COLON string RP action {
 					  AddToMenu(root, $1, Action, pull, $7,
 						$3, $5);
-					  Action = "";
+					  Action = empty;
 					  pull = NULL;
 					}
 		;
@@ -797,7 +798,7 @@ static void GotButton(int butt, int func)
 		    NULL, func, NULLSTR, NULLSTR);
 	}
     }
-    Action = "";
+    Action = empty;
     pull = NULL;
     cont = 0;
     mods_used |= (unsigned)mods;
@@ -816,7 +817,7 @@ static void GotKey(char *key, int func)
 	  break;
     }
 
-    Action = "";
+    Action = empty;
     pull = NULL;
     cont = 0;
     mods_used |= (unsigned)mods;
@@ -832,7 +833,7 @@ static void GotTitleButton (char *bitmapname, int func, Bool rightside)
 		 "unable to create %s titlebutton \"%s\"\n",
 		 rightside ? "right" : "left", bitmapname);
     }
-    Action = "";
+    Action = empty;
     pull = NULL;
 }
 
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