diff bindings/go/llvm/support.go @ 83:60c9769439b8

LLVM 3.7
author Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
date Wed, 18 Feb 2015 14:55:36 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bindings/go/llvm/support.go	Wed Feb 18 14:55:36 2015 +0900
@@ -0,0 +1,54 @@
+//===- support.go - Bindings for support ----------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines bindings for the support component.
+//
+//===----------------------------------------------------------------------===//
+
+package llvm
+
+/*
+#include "llvm-c/Support.h"
+#include "SupportBindings.h"
+#include <stdlib.h>
+*/
+import "C"
+
+import (
+	"errors"
+	"unsafe"
+)
+
+// Loads a dynamic library such that it may be used as an LLVM plugin.
+// See llvm::sys::DynamicLibrary::LoadLibraryPermanently.
+func LoadLibraryPermanently(lib string) error {
+	var errstr *C.char
+	libstr := C.CString(lib)
+	defer C.free(unsafe.Pointer(libstr))
+	C.LLVMLoadLibraryPermanently2(libstr, &errstr)
+	if errstr != nil {
+		err := errors.New(C.GoString(errstr))
+		C.free(unsafe.Pointer(errstr))
+		return err
+	}
+	return nil
+}
+
+// Parse the given arguments using the LLVM command line parser.
+// See llvm::cl::ParseCommandLineOptions.
+func ParseCommandLineOptions(args []string, overview string) {
+	argstrs := make([]*C.char, len(args))
+	for i, arg := range args {
+		argstrs[i] = C.CString(arg)
+		defer C.free(unsafe.Pointer(argstrs[i]))
+	}
+	overviewstr := C.CString(overview)
+	defer C.free(unsafe.Pointer(overviewstr))
+	C.LLVMParseCommandLineOptions(C.int(len(args)), &argstrs[0], overviewstr)
+}