There's no need to check for dlopen on cygwin.
diff --git a/configure b/configure
index d18b3c6..816bf65 100755
--- a/configure
+++ b/configure
@@ -5099,7 +5099,7 @@
fi
-DLLIBS=""
+JPEGLIB=""
echo "$as_me:$LINENO: checking for ANSI C header files" >&5
echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
@@ -5299,269 +5299,6 @@
-for ac_header in dlfcn.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
- echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-else
- # Is the header compilable?
-echo "$as_me:$LINENO: checking $ac_header usability" >&5
-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-$ac_includes_default
-#include <$ac_header>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- 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 $ac_status); }; }; then
- ac_header_compiler=yes
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_header_compiler=no
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
-echo "${ECHO_T}$ac_header_compiler" >&6
-
-# Is the header present?
-echo "$as_me:$LINENO: checking $ac_header presence" >&5
-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
- (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
- ac_status=$?
- egrep -v '^ *\+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } >/dev/null; then
- if test -s conftest.err; then
- ac_cpp_err=$ac_c_preproc_warn_flag
- else
- ac_cpp_err=
- fi
-else
- ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
- ac_header_preproc=yes
-else
- echo "$as_me: failed program was:" >&5
- cat conftest.$ac_ext >&5
- ac_header_preproc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
-echo "${ECHO_T}$ac_header_preproc" >&6
-
-# So? What about this header?
-case $ac_header_compiler:$ac_header_preproc in
- yes:no )
- { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
- { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;};;
- no:yes )
- { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
- { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
- { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;};;
-esac
-echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- eval "$as_ac_Header=$ac_header_preproc"
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-
-fi
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
- cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
-
-for ac_func in dlopen
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:$LINENO: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-/* System header to define __stub macros and hopefully few prototypes,
- which can conflict with char $ac_func (); below. */
-#include <assert.h>
-/* Override any gcc2 internal prototype to avoid an error. */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char $ac_func ();
-char (*f) ();
-
-#ifdef F77_DUMMY_MAIN
-# ifdef __cplusplus
- extern "C"
-# endif
- int F77_DUMMY_MAIN() { return 1; }
-#endif
-int
-main ()
-{
-/* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-f = $ac_func;
-#endif
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext 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 $ac_status); } &&
- { ac_try='test -s conftest$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 $ac_status); }; }; then
- eval "$as_ac_var=yes"
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_var=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
- cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
-
-else
- echo "$as_me:$LINENO: checking for dlopen in -ldl" >&5
-echo $ECHO_N "checking for dlopen in -ldl... $ECHO_C" >&6
-if test "${ac_cv_lib_dl_dlopen+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldl $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line $LINENO "configure"
-#include "confdefs.h"
-
-/* Override any gcc2 internal prototype to avoid an error. */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char dlopen ();
-#ifdef F77_DUMMY_MAIN
-# ifdef __cplusplus
- extern "C"
-# endif
- int F77_DUMMY_MAIN() { return 1; }
-#endif
-int
-main ()
-{
-dlopen ();
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext 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 $ac_status); } &&
- { ac_try='test -s conftest$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 $ac_status); }; }; then
- ac_cv_lib_dl_dlopen=yes
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_dl_dlopen=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
-echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6
-if test $ac_cv_lib_dl_dlopen = yes; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_DLOPEN 1
-_ACEOF
-
- DLLIBS="-ldl"
-else
- LIBEXT="a"
-fi
-
-
-fi
-done
-
-else
- LIBEXT="a"
-
-fi
-
-done
-
-
-JPEGLIB=""
-
-
for ac_header in jpeglib.h
do
as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
@@ -9459,11 +9196,11 @@
LDSHARED=""
LDDLLFLAGS=""
-if test "$LIBEXT" = "so"
-then
- case $target_os in
- *cygwin*)
- # Extract the first word of "dllwrap", so it can be a program name with args.
+DLLIBS=""
+
+case $target_os in
+ cygwin|mingw32)
+ # Extract the first word of "dllwrap", so it can be a program name with args.
set dummy dllwrap; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
@@ -9499,13 +9236,274 @@
echo "${ECHO_T}no" >&6
fi
- if test "$DLLWRAP" = "dllwrap"; then
- LIBEXT="dll"
- else
- LIBEXT="a"
- fi
- ;;
- *)
+ if test "$DLLWRAP" = "dllwrap"; then
+ LIBEXT="dll"
+ else
+ LIBEXT="a"
+ fi
+ ;;
+ *)
+
+for ac_header in dlfcn.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+else
+ # Is the header compilable?
+echo "$as_me:$LINENO: checking $ac_header usability" >&5
+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ 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 $ac_status); }; }; then
+ ac_header_compiler=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking $ac_header presence" >&5
+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ egrep -v '^ *\+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ ac_header_preproc=yes
+else
+ echo "$as_me: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+ yes:no )
+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;};;
+ no:yes )
+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;};;
+esac
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ eval "$as_ac_Header=$ac_header_preproc"
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+
+fi
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+for ac_func in dlopen
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func (); below. */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error. */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func ();
+char (*f) ();
+
+#ifdef F77_DUMMY_MAIN
+# ifdef __cplusplus
+ extern "C"
+# endif
+ int F77_DUMMY_MAIN() { return 1; }
+#endif
+int
+main ()
+{
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+f = $ac_func;
+#endif
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext 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 $ac_status); } &&
+ { ac_try='test -s conftest$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 $ac_status); }; }; then
+ eval "$as_ac_var=yes"
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+eval "$as_ac_var=no"
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+else
+ echo "$as_me:$LINENO: checking for dlopen in -ldl" >&5
+echo $ECHO_N "checking for dlopen in -ldl... $ECHO_C" >&6
+if test "${ac_cv_lib_dl_dlopen+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldl $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+
+/* Override any gcc2 internal prototype to avoid an error. */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char dlopen ();
+#ifdef F77_DUMMY_MAIN
+# ifdef __cplusplus
+ extern "C"
+# endif
+ int F77_DUMMY_MAIN() { return 1; }
+#endif
+int
+main ()
+{
+dlopen ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext 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 $ac_status); } &&
+ { ac_try='test -s conftest$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 $ac_status); }; }; then
+ ac_cv_lib_dl_dlopen=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+ac_cv_lib_dl_dlopen=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
+echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6
+if test $ac_cv_lib_dl_dlopen = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DLOPEN 1
+_ACEOF
+
+ DLLIBS="-ldl"
+else
+ LIBEXT="a"
+fi
+
+fi
+done
+
+else
+ LIBEXT="a"
+fi
+
+done
+
+
+ if test "$LIBEXT" = "so"
+ then
echo "$as_me:$LINENO: checking whether we can build a GNU style ELF dll" >&5
echo $ECHO_N "checking whether we can build a GNU style ELF dll... $ECHO_C" >&6
if test "${ac_cv_c_dll_gnuelf+set}" = set; then
@@ -9615,9 +9613,9 @@
LDDLLFLAGS="-Wl,-B,symbolic"
fi
fi
- ;;
- esac
-fi
+ fi
+ ;;
+esac
if test "$LIBEXT" = "a"; then
{ { echo "$as_me:$LINENO: error: could not find a way to build shared libraries.
@@ -9656,6 +9654,7 @@
+
wine_cv_libc_reentrant=no
echo "$as_me:$LINENO: checking for reentrant libc: __errno_location" >&5
@@ -13183,7 +13182,6 @@
s,@LINT@,$LINT,;t t
s,@LINTFLAGS@,$LINTFLAGS,;t t
s,@LDCOMBINE@,$LDCOMBINE,;t t
-s,@DLLIBS@,$DLLIBS,;t t
s,@JPEGLIB@,$JPEGLIB,;t t
s,@XLIB@,$XLIB,;t t
s,@XFILES@,$XFILES,;t t
@@ -13201,6 +13199,7 @@
s,@ARTSLIBS@,$ARTSLIBS,;t t
s,@ARTSINCL@,$ARTSINCL,;t t
s,@DLLWRAP@,$DLLWRAP,;t t
+s,@DLLIBS@,$DLLIBS,;t t
s,@DLLFLAGS@,$DLLFLAGS,;t t
s,@DLLEXT@,$DLLEXT,;t t
s,@LDSHARED@,$LDSHARED,;t t