Merge 8.7

3 files changed, 63 insertions, 60 deletions

diff --git a/win/configure b/win/configure
index eafe1fd..ba2953c 100755
--- a/win/configure
+++ b/win/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.70.
+# Generated by GNU Autoconf 2.70 for tcl 8.7.
 #
 #
 # Copyright (C) 1992-1996, 1998-2017, 2020 Free Software Foundation, Inc.
@@ -605,10 +605,10 @@ MFLAGS=
 MAKEFLAGS=
 
 # Identity of this package.
-PACKAGE_NAME=''
-PACKAGE_TARNAME=''
-PACKAGE_VERSION=''
-PACKAGE_STRING=''
+PACKAGE_NAME='tcl'
+PACKAGE_TARNAME='tcl'
+PACKAGE_VERSION='8.7'
+PACKAGE_STRING='tcl 8.7'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -863,7 +863,7 @@ localstatedir='${prefix}/var'
 runstatedir='${localstatedir}/run'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
-docdir='${datarootdir}/doc/${PACKAGE}'
+docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
 infodir='${datarootdir}/info'
 htmldir='${docdir}'
 dvidir='${docdir}'
@@ -1370,7 +1370,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures this package to adapt to many kinds of systems.
+\`configure' configures tcl 8.7 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1419,7 +1419,7 @@ Fine tuning of the installation directories:
   --infodir=DIR           info documentation [DATAROOTDIR/info]
   --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
   --mandir=DIR            man documentation [DATAROOTDIR/man]
-  --docdir=DIR            documentation root [DATAROOTDIR/doc/PACKAGE]
+  --docdir=DIR            documentation root [DATAROOTDIR/doc/tcl]
   --htmldir=DIR           html documentation [DOCDIR]
   --dvidir=DIR            dvi documentation [DOCDIR]
   --pdfdir=DIR            pdf documentation [DOCDIR]
@@ -1431,7 +1431,9 @@ _ACEOF
 fi
 
 if test -n "$ac_init_help"; then
-
+  case $ac_init_help in
+     short | recursive ) echo "Configuration of tcl 8.7:";;
+   esac
   cat <<\_ACEOF
 
 Optional Features:
@@ -1528,7 +1530,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-configure
+tcl configure 8.7
 generated by GNU Autoconf 2.70
 
 Copyright (C) 2020 Free Software Foundation, Inc.
@@ -1732,7 +1734,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by $as_me, which was
+It was created by tcl $as_me 8.7, which was
 generated by GNU Autoconf 2.70.  Invocation command line was
 
   $ $0$ac_configure_args_raw
@@ -2391,6 +2393,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+
 # The following define is needed when building with Cygwin since newer
 # versions of autoconf incorrectly set SHELL to /bin/bash instead of
 # /bin/sh. The bash shell seems to suffer from some strange failures.
@@ -4564,9 +4567,9 @@ else $as_nop
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		if test "$tcl_win_64bit" = "yes" ; then
-			do64bit=amd64
-			MACHINE="AMD64"
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result:    Using 64-bit $MACHINE mode" >&5
+		    do64bit=amd64
+		    MACHINE="AMD64"
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result:    Using 64-bit $MACHINE mode" >&5
 printf "%s\n" "   Using 64-bit $MACHINE mode" >&6; }
 		fi
 		;;
@@ -6386,7 +6389,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by $as_me, which was
+This file was extended by tcl $as_me 8.7, which was
 generated by GNU Autoconf 2.70.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -6441,7 +6444,7 @@ ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
-config.status
+tcl config.status 8.7
 configured by $0, generated by GNU Autoconf 2.70,
   with options \\"\$ac_cs_config\\"
 
diff --git a/win/configure.ac b/win/configure.ac
index a662846..a4a16b6 100644
--- a/win/configure.ac
+++ b/win/configure.ac
@@ -3,7 +3,8 @@
 # generate the file "configure", which is run during Tcl installation
 # to configure the system for the local environment.
 
-AC_INIT(../generic/tcl.h)
+AC_INIT([tcl],[8.7])
+AC_CONFIG_SRCDIR([../generic/tcl.h])
 AC_PREREQ([2.69])
 
 # The following define is needed when building with Cygwin since newer
@@ -219,17 +220,16 @@ AC_SUBST(INSTALL_MSGS)
 
 AC_CACHE_CHECK(for FINDEX_INFO_LEVELS in winbase.h,
     tcl_cv_findex_enums,
-AC_TRY_COMPILE([
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
 #undef WIN32_LEAN_AND_MEAN
-],
-[
+]], [[
   FINDEX_INFO_LEVELS i;
   FINDEX_SEARCH_OPS j;
-],
-        tcl_cv_findex_enums=yes,
-        tcl_cv_findex_enums=no)
+]])],
+    [tcl_cv_findex_enums=yes],
+    [tcl_cv_findex_enums=no])
 )
 if test "$tcl_cv_findex_enums" = "no"; then
     AC_DEFINE(HAVE_NO_FINDEX_ENUMS, 1,
@@ -480,8 +480,9 @@ AC_SUBST(RC_DEFINE)
 AC_SUBST(RC_DEFINES)
 AC_SUBST(RES)
 
-AC_OUTPUT(Makefile tclConfig.sh tclsh.exe.manifest)
+AC_CONFIG_FILES([Makefile tclConfig.sh tclsh.exe.manifest])
+AC_OUTPUT
 
 dnl Local Variables:
-dnl mode: autoconf;
+dnl mode: autoconf
 dnl End:
diff --git a/win/tcl.m4 b/win/tcl.m4
index 55e00cb..6c370a4 100644
--- a/win/tcl.m4
+++ b/win/tcl.m4
@@ -509,13 +509,13 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 
       AC_CACHE_CHECK(for cross-compile version of gcc,
 	ac_cv_cross,
-	AC_TRY_COMPILE([
+	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 	    #ifndef _WIN32
 		#error cross-compiler
 	    #endif
-	], [],
-	ac_cv_cross=no,
-	ac_cv_cross=yes)
+	]], [[]])],
+	[ac_cv_cross=no],
+	[ac_cv_cross=yes])
       )
 
       if test "$ac_cv_cross" = "yes"; then
@@ -576,13 +576,13 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	extra_ldflags="-pipe -static-libgcc"
 	AC_CACHE_CHECK(for mingw32 version of gcc,
 	    ac_cv_win32,
-	    AC_TRY_COMPILE([
+	    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 		#ifdef _WIN32
 		    #error win32
 		#endif
-	    ], [],
-	    ac_cv_win32=no,
-	    ac_cv_win32=yes)
+	    ]], [[]])],
+	    [ac_cv_win32=no],
+	    [ac_cv_win32=yes])
 	)
 	if test "$ac_cv_win32" != "yes"; then
 	    AC_MSG_ERROR([${CC} cannot produce win32 executables.])
@@ -708,18 +708,18 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 		AC_MSG_RESULT([   Using 64-bit $MACHINE mode])
 		;;
 	    *)
-		AC_TRY_COMPILE([
+		AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 		    #ifndef _WIN64
 			#error 32-bit
 		    #endif
-		], [],
-			tcl_win_64bit=yes,
-			tcl_win_64bit=no
+		]], [[]])],
+		    [tcl_win_64bit=yes],
+		    [tcl_win_64bit=no]
 		)
 		if test "$tcl_win_64bit" = "yes" ; then
-			do64bit=amd64
-			MACHINE="AMD64"
-			AC_MSG_RESULT([   Using 64-bit $MACHINE mode])
+		    do64bit=amd64
+		    MACHINE="AMD64"
+		    AC_MSG_RESULT([   Using 64-bit $MACHINE mode])
 		fi
 		;;
 	esac
@@ -842,7 +842,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
     if test "${GCC}" = "yes" ; then
 	AC_CACHE_CHECK(for SEH support in compiler,
 	    tcl_cv_seh,
-	AC_TRY_RUN([
+	AC_RUN_IFELSE([AC_LANG_SOURCE([[
 	    #define WIN32_LEAN_AND_MEAN
 	    #include <windows.h>
 	    #undef WIN32_LEAN_AND_MEAN
@@ -857,10 +857,10 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 		}
 		return 1;
 	    }
-	],
-	    tcl_cv_seh=yes,
-	    tcl_cv_seh=no,
-	    tcl_cv_seh=no)
+	]])],
+	    [tcl_cv_seh=yes],
+	    [tcl_cv_seh=no],
+	    [tcl_cv_seh=no])
 	)
 	if test "$tcl_cv_seh" = "no" ; then
 	    AC_DEFINE(HAVE_NO_SEH, 1,
@@ -875,15 +875,15 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	#
 	AC_CACHE_CHECK(for EXCEPTION_DISPOSITION support in include files,
 	    tcl_cv_eh_disposition,
-	    AC_TRY_COMPILE([
+	    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 #	    define WIN32_LEAN_AND_MEAN
 #	    include <windows.h>
 #	    undef WIN32_LEAN_AND_MEAN
-	    ],[
+	    ]], [[
 		EXCEPTION_DISPOSITION x;
-	    ],
-		tcl_cv_eh_disposition=yes,
-		tcl_cv_eh_disposition=no)
+	    ]])],
+	    [tcl_cv_eh_disposition=yes],
+	    [tcl_cv_eh_disposition=no])
 	)
 	if test "$tcl_cv_eh_disposition" = "no" ; then
 	AC_DEFINE(EXCEPTION_DISPOSITION, int,
@@ -896,18 +896,18 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 
 	AC_CACHE_CHECK(for winnt.h that ignores VOID define,
 	    tcl_cv_winnt_ignore_void,
-	    AC_TRY_COMPILE([
+	    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 		#define VOID void
 		#define WIN32_LEAN_AND_MEAN
 		#include <windows.h>
 		#undef WIN32_LEAN_AND_MEAN
-	    ], [
+	    ]], [[
 		CHAR c;
 		SHORT s;
 		LONG l;
-	    ],
-	    tcl_cv_winnt_ignore_void=yes,
-	    tcl_cv_winnt_ignore_void=no)
+	    ]])],
+	    [tcl_cv_winnt_ignore_void=yes],
+	    [tcl_cv_winnt_ignore_void=no])
 	)
 	if test "$tcl_cv_winnt_ignore_void" = "yes" ; then
 	    AC_DEFINE(HAVE_WINNT_IGNORE_VOID, 1,
@@ -922,13 +922,12 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 
 	AC_CACHE_CHECK(for cast to union support,
 	    tcl_cv_cast_to_union,
-	    AC_TRY_COMPILE([],
-	    [
+	    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
 		  union foo { int i; double d; };
 		  union foo f = (union foo) (int) 0;
-	    ],
-	    tcl_cv_cast_to_union=yes,
-	    tcl_cv_cast_to_union=no)
+	    ]])],
+	    [tcl_cv_cast_to_union=yes],
+	    [tcl_cv_cast_to_union=no])
 	)
 	if test "$tcl_cv_cast_to_union" = "yes"; then
 	    AC_DEFINE(HAVE_CAST_TO_UNION, 1,