Fix for [3613668] by not calling XInitThreads when either 1) Tcl is compiled without threads 2) X11 library is too old.

A more direct test would be more desirable, but for now this should be fine.

1 files changed, 71 insertions, 0 deletions

diff --git a/unix/configure b/unix/configure
index d8a271d..7f31ae7 100755
--- a/unix/configure
+++ b/unix/configure
@@ -10769,6 +10769,77 @@ _ACEOF
 fi
 
 #--------------------------------------------------------------------
+# Check whether XKeycodeToKeysym is deprecated in X11 headers.
+#--------------------------------------------------------------------
+
+if test $tk_aqua = no; then
+    echo "$as_me:$LINENO: checking whether XKeycodeToKeysym is deprecated" >&5
+echo $ECHO_N "checking whether XKeycodeToKeysym is deprecated... $ECHO_C" >&6
+    tk_oldCFlags=$CFLAGS
+    CFLAGS="$CFLAGS -Werror"
+    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+	#include <X11/Xlib.h>
+
+int
+main ()
+{
+
+	XKeycodeToKeysym(0,0,0);
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  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_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+
+	echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+
+cat >>confdefs.h <<\_ACEOF
+#define XKEYCODETOKEYSYM_IS_DEPRECATED 1
+_ACEOF
+
+
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+    CFLAGS=$tk_oldCFlags
+fi
+
+#--------------------------------------------------------------------
 # XXX Do this last.
 # It might modify XLIBSW which could affect other tests.
 #