X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=chiark-tcl.git;a=blobdiff_plain;f=base%2Fparse.c;h=539f0748727a31d1b88db14225d35781d89c300e;hp=5e1f918d99d886a829fb06c8cf8afefa5888cb91;hb=a41625aefb08ed5bf5f07951841bdfe30c4a72c7;hpb=743de63e7b3214a5abc748ec0fa90160b6983551

diff --git a/base/parse.c b/base/parse.c
index 5e1f918..539f074 100644
--- a/base/parse.c
+++ b/base/parse.c
@@ -30,6 +30,11 @@ int pat_long(Tcl_Interp *ip, Tcl_Obj *obj, long *val) {
   return Tcl_GetLongFromObj(ip, obj, val);
 }
   
+int pat_string(Tcl_Interp *ip, Tcl_Obj *obj, const char **val) {
+  *val= Tcl_GetString(obj);
+  return TCL_OK;
+}
+  
 int pat_hbv(Tcl_Interp *ip, Tcl_Obj *var, HBytes_Var *agg) {
   int rc;
   Tcl_Obj *val;
@@ -42,11 +47,11 @@ int pat_hbv(Tcl_Interp *ip, Tcl_Obj *var, HBytes_Var *agg) {
   rc= Tcl_ConvertToType(ip,val,&hbytes_type);
   if (rc) return rc;
 
-  Tcl_InvalidateStringRep(val);
   if (Tcl_IsShared(val)) {
     val= Tcl_DuplicateObj(val);
     agg->copied= 1;
   }
+  Tcl_InvalidateStringRep(val);
   agg->obj= val;
 
   agg->hb= OBJ_HBYTES(val);
@@ -89,6 +94,10 @@ Tcl_Obj *ret_long(Tcl_Interp *ip, long val) {
   return Tcl_NewLongObj(val);
 }
 
+Tcl_Obj *ret_string(Tcl_Interp *ip, const char *val) {
+  return Tcl_NewStringObj(val,-1);
+}
+
 Tcl_Obj *ret_obj(Tcl_Interp *ip, Tcl_Obj *val) {
   return val;
 }