--- /dev/null
+/*
+ * We need to ensure that we use the tcl stub macros so that this file
+ * contains no references to any of the tcl stub functions.
+ */
+
+#undef USE_TCL_STUBS
+#define USE_TCL_STUBS
+
+#include "tkInt.h"
+
+#define USE_TTK_STUBS 1
+#include "ttkTheme.h"
+
+MODULE_SCOPE const TtkStubs *ttkStubsPtr;
+const TtkStubs *ttkStubsPtr = NULL;
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TtkInitializeStubs --
+ * Load the Ttk package, initialize stub table pointer.
+ * Do not call this function directly, use Ttk_InitStubs() macro instead.
+ *
+ * Results:
+ * The actual version of the package that satisfies the request, or
+ * NULL to indicate that an error occurred.
+ *
+ * Side effects:
+ * Sets the stub table pointer.
+ *
+ */
+MODULE_SCOPE const char *
+TtkInitializeStubs(
+ Tcl_Interp *interp, const char *version, int epoch, int revision)
+{
+ int exact = 0;
+ const char *packageName = "Ttk";
+ const char *errMsg = NULL;
+ void *pkgClientData = NULL;
+ const char *actualVersion = Tcl_PkgRequireEx(
+ interp, packageName, version, exact, &pkgClientData);
+ const TtkStubs *stubsPtr = (const TtkStubs *)pkgClientData;
+
+ if (!actualVersion) {
+ return NULL;
+ }
+
+ if (!stubsPtr) {
+ errMsg = "missing stub table pointer";
+ goto error;
+ }
+ if (stubsPtr->epoch != epoch) {
+ errMsg = "epoch number mismatch";
+ goto error;
+ }
+ if (stubsPtr->revision < revision) {
+ errMsg = "require later revision";
+ goto error;
+ }
+
+ ttkStubsPtr = stubsPtr;
+ return actualVersion;
+
+error:
+ Tcl_ResetResult(interp);
+ Tcl_AppendResult(interp,
+ "Error loading ", packageName, " package",
+ " (requested version '", version,
+ "', loaded version '", actualVersion, "'): ",
+ errMsg,
+ NULL);
+ return NULL;
+}
+