[Bug 3433012]: Added dummy version of TclpLoadMemory to use in the event that a

platform thinks it can load from memory but cannot actually do so due to it
being disabled at configuration time.

1 files changed, 33 insertions, 0 deletions

diff --git a/generic/tclLoadNone.c b/generic/tclLoadNone.c
index d328a41..af4ca81 100644
--- a/generic/tclLoadNone.c
+++ b/generic/tclLoadNone.c
@@ -134,6 +134,39 @@ TclpUnloadFile(
 }
 
 /*
+ * These functions are fallbacks if we somehow determine that the platform can
+ * do loading from memory but the user wishes to disable it. They just report
+ * (gracefully) that they fail.
+ */
+
+#ifdef TCL_LOAD_FROM_MEMORY
+
+MODULE_SCOPE void *
+TclpLoadMemoryGetBuffer(
+    Tcl_Interp *interp,		/* Dummy: unused by this implementation */
+    int size)			/* Dummy: unused by this implementation */
+{
+    return NULL;
+}
+
+MODULE_SCOPE int
+TclpLoadMemory(
+    Tcl_Interp *interp,		/* Used for error reporting. */
+    void *buffer,		/* Dummy: unused by this implementation */
+    int size,			/* Dummy: unused by this implementation */
+    int codeSize,		/* Dummy: unused by this implementation */
+    Tcl_LoadHandle *loadHandle,	/* Dummy: unused by this implementation */
+    Tcl_FSUnloadFileProc **unloadProcPtr)
+				/* Dummy: unused by this implementation */
+{
+    Tcl_SetResult(interp, "dynamic loading from memory is not available "
+	    "on this system", TCL_STATIC);
+    return TCL_ERROR;
+}
+
+#endif /* TCL_LOAD_FROM_MEMORY */
+
+/*
  * Local Variables:
  * mode: c
  * c-basic-offset: 4