From 64026b2057cc20136ebfb3d3aaf3fccd81e8b640 Mon Sep 17 00:00:00 2001
From: Ryan Schmidt <ryandesign@macports.org>
Date: Wed, 18 May 2022 05:53:08 -0500
Subject: [PATCH] src/tclx/src/tclxgdat.y: Micropolis build fixes for recent
 macOS

Fix:
y.tab.c:1310:16: error: implicit declaration of function 'yylex' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
      yychar = YYLEX;
               ^
y.tab.c:1586:7: error: implicit declaration of function 'yyerror' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
      yyerror (YY_("syntax error"));
      ^
y.tab.c:1732:3: error: implicit declaration of function 'yyerror' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
  yyerror (YY_("memory exhausted"));
  ^
---
 src/tclx/src/tclxgdat.y | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/tclx/src/tclxgdat.y b/src/tclx/src/tclxgdat.y
index 93b1610..aea9f3d 100644
--- a/src/tclx/src/tclxgdat.y
+++ b/src/tclx/src/tclxgdat.y
@@ -58,6 +58,9 @@
 #define DAYLIGHT 1
 #define STANDARD 2
 #define MAYBE    3
+
+int yylex(void);
+void yyerror(const char *);
 %}
 
 %%
@@ -229,6 +232,7 @@ time_t daylcorr(future, now) time_t future, now;
 static char *lptr;
 
 //static
+int
 yylex()
 {
 #ifndef YYSTYPE
@@ -580,7 +584,7 @@ Tcl_GetDate (p, now, zone)
  * Error message are not used, so discard with dummy function.
  */
 
-int
+void
 yyerror(msg)
     const char *msg;
 {
-- 
2.39.2