Fix HFTA operators and UDAFs broken by the last update

[com/gs-lite.git] / src / lib / gscphftaaux / hfta_runtime_library.cc

diff --git a/src/lib/gscphftaaux/hfta_runtime_library.cc b/src/lib/gscphftaaux/hfta_runtime_library.cc
index f9b057a..c4bcc64 100644 (file)
--- a/src/lib/gscphftaaux/hfta_runtime_library.cc
+++ b/src/lib/gscphftaaux/hfta_runtime_library.cc
@@ -59,6 +59,11 @@ void hfta_vstr_destroy(vstring * str) {
        str->length = 0;
 }
 
+//     Make the vstring safe to destroy even if its never initialized
+//     (e.g. stack-allocated groups containing strings)
+void hfta_vstr_init(vstring * str) {
+       str->length = 0;
+}
 
 gs_retval_t hfta_vstr_length(vstring *str) {
        return str->length;