added the go wrapper files. work in progress

go/pkg/hcl.go

@@ -0,0 +1,105 @@
+package hcl
+
+/*
+#cgo CFLAGS: -I/home/hyung-hwan/xxx/include -g -Wall
+#cgo LDFLAGS: -L/home/hyung-hwan/xxx/lib -lhcl -ldl -lquadmath
+
+#include <hcl.h>
+#include <hcl-utl.h>
+*/
+import "C"
+
+import (
+	"fmt"
+	"runtime"
+//	"unsafe"
+)
+
+type HCL struct {
+	inst *C.hcl_t
+	no int
+
+	io struct {
+		r IOHandle
+		w IOHandle
+	}
+}
+
+var inst_table InstanceTable
+
+func deregister_instance(hcl *HCL) {
+	if (hcl.no >= 0) {
+		inst_table.delete_instance(hcl.no)
+		hcl.no = -1
+	}
+}
+
+func New() (*HCL, error) {
+	var inst *C.hcl_t
+	var hcl* HCL
+	inst = C.hcl_open(nil, 0, nil, nil) // TODO: prim in, errnum out
+	hcl = &HCL{inst: inst, no : -1}
+
+	runtime.SetFinalizer(hcl, deregister_instance)
+	hcl.no = inst_table.add_instance(inst, hcl)
+
+	return hcl, nil
+}
+
+func (hcl *HCL) Close() {
+	C.hcl_close (hcl.inst)
+	deregister_instance (hcl)
+}
+
+func (hcl *HCL) Ignite(memsize uintptr) error {
+	if C.hcl_ignite(hcl.inst, C.hcl_oow_t(memsize)) <= -1 {
+		// TODO: need to convert string...
+		return fmt.Errorf ("unable to ignite: %s", ucstr_to_rune_slice(C.hcl_geterrstr(hcl.inst)))
+	}
+
+	return nil
+}
+
+func (hcl *HCL) AddBuiltinPrims() error {
+	if C.hcl_addbuiltinprims(hcl.inst) <= -1 {
+	}
+	return nil
+}
+
+func (hcl *HCL) AttachIO() error {
+	return nil
+}
+
+func (hcl *HCL) FeedString(str []rune) error {
+	return nil
+}
+
+func (hcl *HCL) BeginFeed()  {
+}
+
+func (hcl *HCL) EndFeed()  {
+}
+
+func (hcl *HCL) Execute() {
+}
+
+func ucstr_to_rune_slice(str *C.hcl_uch_t) []rune {
+	return uchars_to_rune_slice(str, uintptr(C.hcl_count_ucstr(str)))
+}
+
+func uchars_to_rune_slice(str *C.hcl_uch_t, len uintptr) []rune {
+	var res []rune
+	var i uintptr
+
+	// TODO: proper encoding...
+	res = make([]rune, len)
+	for i = 0; i < len; i++ {
+//TODO		res[i] := str[i]
+	}
+	return res
+}
+
+
+func c_to_go (inst *C.hcl_t) *HCL {
+	return nil
+}