document some undocumented hbytes ops

[chiark-tcl.git] / hbytes / parse.c

diff --git a/hbytes/parse.c b/hbytes/parse.c
index c203be15ea7621f806e02601b85273ea7c99e4ec..539f0748727a31d1b88db14225d35781d89c300e 100644 (file)
--- a/hbytes/parse.c
+++ b/hbytes/parse.c
@@ -26,6 +26,15 @@ int pat_int(Tcl_Interp *ip, Tcl_Obj *obj, int *val) {
   return Tcl_GetIntFromObj(ip, obj, val);
 }
   
+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;
@@ -38,11 +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);
@@ -81,6 +90,14 @@ Tcl_Obj *ret_int(Tcl_Interp *ip, int val) {
   return Tcl_NewIntObj(val);
 }
 
+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;
 }