X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=chiark-tcl.git;a=blobdiff_plain;f=hbytes%2Fparse.c;h=0fa5acdd4705d942ca158f5475e1691b5651e5ac;hp=14d8f9906b59334ab8343e59c54d98e3d1e153cf;hb=9b2c18cc9d122b45f9e737864921d32baa599f0c;hpb=b740135c3efcb63e0c7741384e5fa8ff229d2919

diff --git a/hbytes/parse.c b/hbytes/parse.c
index 14d8f99..0fa5acd 100644
--- a/hbytes/parse.c
+++ b/hbytes/parse.c
@@ -10,57 +10,102 @@ int pat_charfrom(Tcl_Interp *ip, Tcl_Obj *obj, int *val,
   return TCL_OK;
 }
 
-int pat_enum(Tcl_Interp *ip, Tcl_Obj *obj, const void **val,
-	     const void *opts, size_t sz, const char *what) {
-  *val= enum_lookup_cached_func(ip,obj,opts,sz,what);
-  if (!*val) return TCL_ERROR;
+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_constv(Tcl_Interp *ip, Tcl_Obj *var,
+	       Tcl_Obj **val_r, Tcl_ObjType *type) {
+  int rc;
+  Tcl_Obj *val;
   
-int pat_obj(Tcl_Interp *ip, Tcl_Obj *obj, Tcl_Obj **val) {
-  *val= obj;
+  val= Tcl_ObjGetVar2(ip,var,0,TCL_LEAVE_ERR_MSG);
+  if (!val) return TCL_ERROR;
+
+  if (type) {
+    rc= Tcl_ConvertToType(ip,val,type);
+    if (rc) return rc;
+  }
+
+  *val_r= val;
   return TCL_OK;
 }
 
-int pat_hbv(Tcl_Interp *ip, Tcl_Obj *var, HBytes_Var *agg) {
+void init_somethingv(Something_Var *sth) {
+  sth->obj=0; sth->var=0; sth->copied=0;
+}
+
+int pat_somethingv(Tcl_Interp *ip, Tcl_Obj *var,
+		   Something_Var *sth, Tcl_ObjType *type) {
   int rc;
   Tcl_Obj *val;
 
-  Tcl_IncrRefCount(var);
-  agg->var= var;
+  sth->var= var;
 
   val= Tcl_ObjGetVar2(ip,var,0,TCL_LEAVE_ERR_MSG);
   if (!val) return TCL_ERROR;
-  if (Tcl_IsShared(val)) val= Tcl_DuplicateObj(val);
-  Tcl_IncrRefCount(val);
-  agg->obj= val;
-  
-  rc= Tcl_ConvertToType(ip,val,&hbytes_type);
+
+  rc= Tcl_ConvertToType(ip,val,type);
   if (rc) return rc;
 
-  agg->hb= &HBYTES(val);
+  if (Tcl_IsShared(val)) {
+    val= Tcl_DuplicateObj(val);
+    sth->copied= 1;
+  }
+  Tcl_InvalidateStringRep(val);
+  sth->obj= val;
+
+  return TCL_OK;
+}
+
+int pat_hbv(Tcl_Interp *ip, Tcl_Obj *var, HBytes_Var *agg) {
+  int rc;
+  rc= pat_somethingv(ip,var,&agg->sth,&hbytes_type);  if (rc) return rc;
+  agg->hb= OBJ_HBYTES(agg->sth.obj);
   return TCL_OK;
 }
 
-void fini_hbv(Tcl_Interp *ip, int rc, HBytes_Var *agg) {
+void fini_somethingv(Tcl_Interp *ip, int rc, Something_Var *sth) {
   Tcl_Obj *ro;
   
   if (!rc) {
-    assert(agg->obj);
-    ro= Tcl_ObjSetVar2(ip,agg->var,0,agg->obj,TCL_LEAVE_ERR_MSG);
+    assert(sth->obj);
+    ro= Tcl_ObjSetVar2(ip,sth->var,0,sth->obj,TCL_LEAVE_ERR_MSG);
     if (!ro) rc= TCL_ERROR;
   }
-  if (agg->obj) Tcl_DecrRefCount(agg->obj);
-  if (agg->var) Tcl_DecrRefCount(agg->var);
+  if (rc && sth->copied)
+    Tcl_DecrRefCount(sth->obj);
 }
 
 int pat_hb(Tcl_Interp *ip, Tcl_Obj *obj, HBytes_Value *val) {
   int rc;
   rc= Tcl_ConvertToType(ip,obj,&hbytes_type);  if (rc) return rc;
-  *val= HBYTES(obj);
+  *val= *OBJ_HBYTES(obj);
   return TCL_OK;
 }
 
 Tcl_Obj *ret_hb(Tcl_Interp *ip, HBytes_Value val) {
-  return hbytes_set_obj(0, val.start, HBYTES_LEN(val));
+  Tcl_Obj *obj;
+  obj= Tcl_NewObj();
+  Tcl_InvalidateStringRep(obj);
+  *OBJ_HBYTES(obj)= val;
+  obj->typePtr= &hbytes_type;
+  return obj;
+}
+
+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);
 }