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authorjan.nijtmans <nijtmans@users.sourceforge.net>2012-04-01 18:35:33 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2012-04-01 18:35:33 (GMT)
commita7b498a633acce4600fc86e73c858c6a571e6ac8 (patch)
tree54a6dfb94661b03c94cb91b57a44bc6b0144f445
parent876a8aba8471fbe03407e0b3af2e44c194942141 (diff)
downloadtcl-a7b498a633acce4600fc86e73c858c6a571e6ac8.zip
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re-generate configure
-rwxr-xr-xunix/configure138
-rwxr-xr-xwin/configure1184
2 files changed, 648 insertions, 674 deletions
diff --git a/unix/configure b/unix/configure
index 66ef3b6..4a6466d 100755
--- a/unix/configure
+++ b/unix/configure
@@ -6927,7 +6927,7 @@ fi
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""
;;
- CYGWIN_*)
+ CYGWIN_*|MINGW32*)
SHLIB_CFLAGS=""
SHLIB_LD='${CC} -shared'
SHLIB_SUFFIX=".dll"
@@ -6938,6 +6938,69 @@ fi
TCL_NEEDS_EXP_FILE=1
TCL_EXPORT_FILE_SUFFIX='${VERSION}\$\{DBGX\}.dll.a'
TCL_SHLIB_LD_EXTRAS='-Wl,--out-implib,$@.a'
+ echo "$as_me:$LINENO: checking for Cygwin version of gcc" >&5
+echo $ECHO_N "checking for Cygwin version of gcc... $ECHO_C" >&6
+if test "${ac_cv_cygwin+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #ifdef __CYGWIN__
+ #error cygwin
+ #endif
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_cygwin=no
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_cygwin=yes
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_cygwin" >&5
+echo "${ECHO_T}$ac_cv_cygwin" >&6
+ if test "$ac_cv_cygwin" = "no"; then
+ { { echo "$as_me:$LINENO: error: ${CC} is not a cygwin compiler." >&5
+echo "$as_me: error: ${CC} is not a cygwin compiler." >&2;}
+ { (exit 1); exit 1; }; }
+ fi
;;
dgux*)
SHLIB_CFLAGS="-K PIC"
@@ -8878,7 +8941,7 @@ fi
case $system in
AIX-*) ;;
BSD/OS*) ;;
- CYGWIN_*) ;;
+ CYGWIN_*|MINGW32_*) ;;
IRIX*) ;;
NetBSD-*|FreeBSD-*|OpenBSD-*) ;;
Darwin-*) ;;
@@ -8949,6 +9012,75 @@ fi
+ # See if the compiler supports casting to a union type.
+ # This is used to stop gcc from printing a compiler
+ # warning when initializing a union member.
+
+ echo "$as_me:$LINENO: checking for cast to union support" >&5
+echo $ECHO_N "checking for cast to union support... $ECHO_C" >&6
+if test "${tcl_cv_cast_to_union+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ union foo { int i; double d; };
+ union foo f = (union foo) (int) 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ tcl_cv_cast_to_union=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cast_to_union=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_cast_to_union" >&5
+echo "${ECHO_T}$tcl_cv_cast_to_union" >&6
+ if test "$tcl_cv_cast_to_union" = "yes"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CAST_TO_UNION 1
+_ACEOF
+
+ fi
+
# FIXME: This subst was left in only because the TCL_DL_LIBS
# entry in tclConfig.sh uses it. It is not clear why someone
# would use TCL_DL_LIBS instead of TCL_LIBS.
@@ -13730,6 +13862,7 @@ _ACEOF
# lack blkcnt_t.
#--------------------------------------------------------------------
+if test "$ac_cv_cygwin" != "yes"; then
echo "$as_me:$LINENO: checking for struct stat.st_blocks" >&5
echo $ECHO_N "checking for struct stat.st_blocks... $ECHO_C" >&6
if test "${ac_cv_member_struct_stat_st_blocks+set}" = set; then
@@ -13949,6 +14082,7 @@ _ACEOF
fi
+fi
echo "$as_me:$LINENO: checking for blkcnt_t" >&5
echo $ECHO_N "checking for blkcnt_t... $ECHO_C" >&6
if test "${ac_cv_type_blkcnt_t+set}" = set; then
diff --git a/win/configure b/win/configure
index 07a9436..4d837b0 100755
--- a/win/configure
+++ b/win/configure
@@ -3041,660 +3041,6 @@ fi
#--------------------------------------------------------------------
-# Perform additinal compiler tests.
-#--------------------------------------------------------------------
-
-
-echo "$as_me:$LINENO: checking for Cygwin version of gcc" >&5
-echo $ECHO_N "checking for Cygwin version of gcc... $ECHO_C" >&6
-if test "${ac_cv_cygwin+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#ifdef __CYGWIN__
-#error cygwin
-#endif
-
-int
-main ()
-{
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_cv_cygwin=no
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_cygwin=yes
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $ac_cv_cygwin" >&5
-echo "${ECHO_T}$ac_cv_cygwin" >&6
-if test "$ac_cv_cygwin" = "yes" ; then
- { { echo "$as_me:$LINENO: error: Compiling under Cygwin is not currently supported.
-A maintainer for the Cygwin port of Tcl/Tk is needed. See the README
-file for information about building with Mingw." >&5
-echo "$as_me: error: Compiling under Cygwin is not currently supported.
-A maintainer for the Cygwin port of Tcl/Tk is needed. See the README
-file for information about building with Mingw." >&2;}
- { (exit 1); exit 1; }; }
-fi
-
-
-echo "$as_me:$LINENO: checking for SEH support in compiler" >&5
-echo $ECHO_N "checking for SEH support in compiler... $ECHO_C" >&6
-if test "${tcl_cv_seh+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- if test "$cross_compiling" = yes; then
- tcl_cv_seh=no
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-
-int main(int argc, char** argv) {
- int a, b = 0;
- __try {
- a = 666 / b;
- }
- __except (EXCEPTION_EXECUTE_HANDLER) {
- return 0;
- }
- return 1;
-}
-
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
- (eval $ac_link) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_seh=yes
-else
- echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-( exit $ac_status )
-tcl_cv_seh=no
-fi
-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_seh" >&5
-echo "${ECHO_T}$tcl_cv_seh" >&6
-if test "$tcl_cv_seh" = "no" ; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_NO_SEH 1
-_ACEOF
-
-fi
-
-#
-# Check to see if the excpt.h include file provided contains the
-# definition for EXCEPTION_DISPOSITION; if not, which is the case
-# with Cygwin's version as of 2002-04-10, define it to be int,
-# sufficient for getting the current code to work.
-#
-echo "$as_me:$LINENO: checking for EXCEPTION_DISPOSITION support in include files" >&5
-echo $ECHO_N "checking for EXCEPTION_DISPOSITION support in include files... $ECHO_C" >&6
-if test "${tcl_cv_eh_disposition+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-
-int
-main ()
-{
-
- EXCEPTION_DISPOSITION x;
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_eh_disposition=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_eh_disposition=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_eh_disposition" >&5
-echo "${ECHO_T}$tcl_cv_eh_disposition" >&6
-if test "$tcl_cv_eh_disposition" = "no" ; then
-
-cat >>confdefs.h <<\_ACEOF
-#define EXCEPTION_DISPOSITION int
-_ACEOF
-
-fi
-
-
-# Check to see if the winsock2.h include file provided contains
-# typedefs like LPFN_ACCEPT and friends.
-#
-echo "$as_me:$LINENO: checking for LPFN_ACCEPT support in winsock2.h" >&5
-echo $ECHO_N "checking for LPFN_ACCEPT support in winsock2.h... $ECHO_C" >&6
-if test "${tcl_cv_lpfn_decls+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-#include <winsock2.h>
-
-int
-main ()
-{
-
- LPFN_ACCEPT accept;
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_lpfn_decls=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_lpfn_decls=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_lpfn_decls" >&5
-echo "${ECHO_T}$tcl_cv_lpfn_decls" >&6
-if test "$tcl_cv_lpfn_decls" = "no" ; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_NO_LPFN_DECLS 1
-_ACEOF
-
-fi
-
-# Check to see if winnt.h defines CHAR, SHORT, and LONG
-# even if VOID has already been #defined. The win32api
-# used by mingw and cygwin is known to do this.
-
-echo "$as_me:$LINENO: checking for winnt.h that ignores VOID define" >&5
-echo $ECHO_N "checking for winnt.h that ignores VOID define... $ECHO_C" >&6
-if test "${tcl_cv_winnt_ignore_void+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#define VOID void
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-
-int
-main ()
-{
-
- CHAR c;
- SHORT s;
- LONG l;
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_winnt_ignore_void=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_winnt_ignore_void=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_winnt_ignore_void" >&5
-echo "${ECHO_T}$tcl_cv_winnt_ignore_void" >&6
-if test "$tcl_cv_winnt_ignore_void" = "yes" ; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_WINNT_IGNORE_VOID 1
-_ACEOF
-
-fi
-
-# Check to see if malloc.h is missing the alloca function
-# declaration. This is known to be a problem with Mingw.
-# If we compiled without the function declaration, it
-# would work but we would get a warning message from gcc.
-# If we add the function declaration ourselves, it
-# would not compile correctly because the _alloca
-# function expects the argument to be passed in a
-# register and not on the stack. Instead, we just
-# call it from inline asm code.
-
-echo "$as_me:$LINENO: checking for alloca declaration in malloc.h" >&5
-echo $ECHO_N "checking for alloca declaration in malloc.h... $ECHO_C" >&6
-if test "${tcl_cv_malloc_decl_alloca+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#include <malloc.h>
-
-int
-main ()
-{
-
- size_t arg = 0;
- void* ptr;
- ptr = alloca;
- ptr = alloca(arg);
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_malloc_decl_alloca=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_malloc_decl_alloca=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_malloc_decl_alloca" >&5
-echo "${ECHO_T}$tcl_cv_malloc_decl_alloca" >&6
-if test "$tcl_cv_malloc_decl_alloca" = "no" &&
- test "${GCC}" = "yes" ; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_ALLOCA_GCC_INLINE 1
-_ACEOF
-
-fi
-
-# See if the compiler supports casting to a union type.
-# This is used to stop gcc from printing a compiler
-# warning when initializing a union member.
-
-echo "$as_me:$LINENO: checking for cast to union support" >&5
-echo $ECHO_N "checking for cast to union support... $ECHO_C" >&6
-if test "${tcl_cv_cast_to_union+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-int
-main ()
-{
-
- union foo { int i; double d; };
- union foo f = (union foo) (int) 0;
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_cast_to_union=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cast_to_union=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_cast_to_union" >&5
-echo "${ECHO_T}$tcl_cv_cast_to_union" >&6
-if test "$tcl_cv_cast_to_union" = "yes"; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_CAST_TO_UNION 1
-_ACEOF
-
-fi
-
-# See if declarations like FINDEX_INFO_LEVELS are
-# missing from winbase.h. This is known to be
-# a problem with VC++ 5.2.
-
-echo "$as_me:$LINENO: checking for FINDEX_INFO_LEVELS in winbase.h" >&5
-echo $ECHO_N "checking for FINDEX_INFO_LEVELS in winbase.h... $ECHO_C" >&6
-if test "${tcl_cv_findex_enums+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-
-int
-main ()
-{
-
- FINDEX_INFO_LEVELS i;
- FINDEX_SEARCH_OPS j;
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_findex_enums=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_findex_enums=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_findex_enums" >&5
-echo "${ECHO_T}$tcl_cv_findex_enums" >&6
-if test "$tcl_cv_findex_enums" = "no"; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_NO_FINDEX_ENUMS 1
-_ACEOF
-
-fi
-
-# See if MWMO_ALERTABLE is missing from winuser.h
-# This is known to be a problem with Mingw.
-
-echo "$as_me:$LINENO: checking for MWMO_ALERTABLE in winuser.h" >&5
-echo $ECHO_N "checking for MWMO_ALERTABLE in winuser.h... $ECHO_C" >&6
-if test "${tcl_cv_mwmo_alertable+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-
-int
-main ()
-{
-
- int i = MWMO_ALERTABLE;
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- tcl_cv_mwmo_alertable=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_mwmo_alertable=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:$LINENO: result: $tcl_cv_mwmo_alertable" >&5
-echo "${ECHO_T}$tcl_cv_mwmo_alertable" >&6
-if test "$tcl_cv_mwmo_alertable" = "no"; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_NO_MWMO_ALERTABLE 1
-_ACEOF
-
-fi
-
-#--------------------------------------------------------------------
# Determines the correct binary file extension (.o, .obj, .exe etc.)
#--------------------------------------------------------------------
@@ -3969,6 +3315,87 @@ fi
# which requires x86|amd64|ia64.
MACHINE="X86"
+ if test "$GCC" = "yes"; then
+
+ echo "$as_me:$LINENO: checking for cross-compile version of gcc" >&5
+echo $ECHO_N "checking for cross-compile version of gcc... $ECHO_C" >&6
+if test "${ac_cv_cross+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #ifdef __WIN32__
+ #error cross-compiler
+ #endif
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_cross=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_cross=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_cross" >&5
+echo "${ECHO_T}$ac_cv_cross" >&6
+
+ if test "$ac_cv_cross" = "yes"; then
+ case "$do64bit" in
+ amd64|x64|yes)
+ CC="x86_64-w64-mingw32-gcc"
+ LD="x86_64-w64-mingw32-ld"
+ AR="x86_64-w64-mingw32-ar"
+ RANLIB="x86_64-w64-mingw32-ranlib"
+ RC="x86_64-w64-mingw32-windres"
+ ;;
+ *)
+ CC="i686-w64-mingw32-gcc"
+ LD="i686-w64-mingw32-ld"
+ AR="i686-w64-mingw32-ar"
+ RANLIB="i686-w64-mingw32-ranlib"
+ RC="i686-w64-mingw32-windres"
+ ;;
+ esac
+ fi
+ fi
+
# Check for a bug in gcc's windres that causes the
# compile to fail when a Windows native path is
# passed into windres. The mingw toolchain requires
@@ -4002,7 +3429,7 @@ echo "${ECHO_T}yes" >&6
cyg_conftest=
fi
- if test "$CYGPATH" = "echo" || test "$ac_cv_cygwin" = "yes"; then
+ if test "$CYGPATH" = "echo"; then
DEPARG='"$<"'
else
DEPARG='"$(shell $(CYGPATH) $<)"'
@@ -4010,6 +3437,72 @@ echo "${ECHO_T}yes" >&6
# set various compiler flags depending on whether we are using gcc or cl
+ if test "${GCC}" = "yes" ; then
+ echo "$as_me:$LINENO: checking for mingw32 version of gcc" >&5
+echo $ECHO_N "checking for mingw32 version of gcc... $ECHO_C" >&6
+if test "${ac_cv_win32+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #ifdef __WIN32__
+ #error win32
+ #endif
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_win32=no
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_win32=yes
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_win32" >&5
+echo "${ECHO_T}$ac_cv_win32" >&6
+ if test "$ac_cv_win32" != "yes"; then
+ { { echo "$as_me:$LINENO: error: ${CC} cannot produce win32 executables." >&5
+echo "$as_me: error: ${CC} cannot produce win32 executables." >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+ fi
+
echo "$as_me:$LINENO: checking compiler flags" >&5
echo $ECHO_N "checking compiler flags... $ECHO_C" >&6
if test "${GCC}" = "yes" ; then
@@ -4032,21 +3525,6 @@ echo $ECHO_N "checking compiler flags... $ECHO_C" >&6
extra_cflags="-pipe"
extra_ldflags="-pipe"
- if test "$ac_cv_cygwin" = "yes"; then
- touch ac$$.c
- if ${CC} -c -mwin32 ac$$.c >/dev/null 2>&1; then
- case "$extra_cflags" in
- *-mwin32*) ;;
- *) extra_cflags="-mwin32 $extra_cflags" ;;
- esac
- case "$extra_ldflags" in
- *-mwin32*) ;;
- *) extra_ldflags="-mwin32 $extra_ldflags" ;;
- esac
- fi
- rm -f ac$$.o ac$$.c
- fi
-
if test "${SHARED_BUILD}" = "0" ; then
# static
echo "$as_me:$LINENO: result: using static flags" >&5
@@ -4139,9 +3617,9 @@ cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
- #ifdef _WIN64
+ #ifdef _WIN64
#error 64-bit
- #endif
+ #endif
int
main ()
@@ -4490,6 +3968,291 @@ _ACEOF
fi
+ if test "${GCC}" = "yes" ; then
+ echo "$as_me:$LINENO: checking for SEH support in compiler" >&5
+echo $ECHO_N "checking for SEH support in compiler... $ECHO_C" >&6
+if test "${tcl_cv_seh+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$cross_compiling" = yes; then
+ tcl_cv_seh=no
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #define WIN32_LEAN_AND_MEAN
+ #include <windows.h>
+ #undef WIN32_LEAN_AND_MEAN
+
+ int main(int argc, char** argv) {
+ int a, b = 0;
+ __try {
+ a = 666 / b;
+ }
+ __except (EXCEPTION_EXECUTE_HANDLER) {
+ return 0;
+ }
+ return 1;
+ }
+
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ tcl_cv_seh=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+tcl_cv_seh=no
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_seh" >&5
+echo "${ECHO_T}$tcl_cv_seh" >&6
+ if test "$tcl_cv_seh" = "no" ; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_NO_SEH 1
+_ACEOF
+
+ fi
+
+ #
+ # Check to see if the excpt.h include file provided contains the
+ # definition for EXCEPTION_DISPOSITION; if not, which is the case
+ # with Cygwin's version as of 2002-04-10, define it to be int,
+ # sufficient for getting the current code to work.
+ #
+ echo "$as_me:$LINENO: checking for EXCEPTION_DISPOSITION support in include files" >&5
+echo $ECHO_N "checking for EXCEPTION_DISPOSITION support in include files... $ECHO_C" >&6
+if test "${tcl_cv_eh_disposition+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+# define WIN32_LEAN_AND_MEAN
+# include <windows.h>
+# undef WIN32_LEAN_AND_MEAN
+
+int
+main ()
+{
+
+ EXCEPTION_DISPOSITION x;
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ tcl_cv_eh_disposition=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_eh_disposition=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_eh_disposition" >&5
+echo "${ECHO_T}$tcl_cv_eh_disposition" >&6
+ if test "$tcl_cv_eh_disposition" = "no" ; then
+
+cat >>confdefs.h <<\_ACEOF
+#define EXCEPTION_DISPOSITION int
+_ACEOF
+
+ fi
+
+ # Check to see if winnt.h defines CHAR, SHORT, and LONG
+ # even if VOID has already been #defined. The win32api
+ # used by mingw and cygwin is known to do this.
+
+ echo "$as_me:$LINENO: checking for winnt.h that ignores VOID define" >&5
+echo $ECHO_N "checking for winnt.h that ignores VOID define... $ECHO_C" >&6
+if test "${tcl_cv_winnt_ignore_void+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #define VOID void
+ #define WIN32_LEAN_AND_MEAN
+ #include <windows.h>
+ #undef WIN32_LEAN_AND_MEAN
+
+int
+main ()
+{
+
+ CHAR c;
+ SHORT s;
+ LONG l;
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ tcl_cv_winnt_ignore_void=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_winnt_ignore_void=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_winnt_ignore_void" >&5
+echo "${ECHO_T}$tcl_cv_winnt_ignore_void" >&6
+ if test "$tcl_cv_winnt_ignore_void" = "yes" ; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_WINNT_IGNORE_VOID 1
+_ACEOF
+
+ fi
+
+ # See if the compiler supports casting to a union type.
+ # This is used to stop gcc from printing a compiler
+ # warning when initializing a union member.
+
+ echo "$as_me:$LINENO: checking for cast to union support" >&5
+echo $ECHO_N "checking for cast to union support... $ECHO_C" >&6
+if test "${tcl_cv_cast_to_union+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ union foo { int i; double d; };
+ union foo f = (union foo) (int) 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ tcl_cv_cast_to_union=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cast_to_union=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_cast_to_union" >&5
+echo "${ECHO_T}$tcl_cv_cast_to_union" >&6
+ if test "$tcl_cv_cast_to_union" = "yes"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CAST_TO_UNION 1
+_ACEOF
+
+ fi
+ fi
+
# DL_LIBS is empty, but then we match the Unix version
@@ -4769,6 +4532,83 @@ _ACEOF
fi
#--------------------------------------------------------------------
+# Perform additinal compiler tests.
+#--------------------------------------------------------------------
+
+# See if declarations like FINDEX_INFO_LEVELS are
+# missing from winbase.h. This is known to be
+# a problem with VC++ 5.2.
+
+echo "$as_me:$LINENO: checking for FINDEX_INFO_LEVELS in winbase.h" >&5
+echo $ECHO_N "checking for FINDEX_INFO_LEVELS in winbase.h... $ECHO_C" >&6
+if test "${tcl_cv_findex_enums+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#undef WIN32_LEAN_AND_MEAN
+
+int
+main ()
+{
+
+ FINDEX_INFO_LEVELS i;
+ FINDEX_SEARCH_OPS j;
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ tcl_cv_findex_enums=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_findex_enums=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_findex_enums" >&5
+echo "${ECHO_T}$tcl_cv_findex_enums" >&6
+if test "$tcl_cv_findex_enums" = "no"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_NO_FINDEX_ENUMS 1
+_ACEOF
+
+fi
+
+#--------------------------------------------------------------------
# Set the default compiler switches based on the --enable-symbols
# option. This macro depends on C flags, and should be called
# after SC_CONFIG_CFLAGS macro is called.