Restore LLVMLinkModules C API until it is properly deprecated.
[oota-llvm.git] / bindings / ocaml / linker / linker_ocaml.c
1 /*===-- linker_ocaml.c - LLVM OCaml Glue ------------------------*- C++ -*-===*\
2 |*                                                                            *|
3 |*                     The LLVM Compiler Infrastructure                       *|
4 |*                                                                            *|
5 |* This file is distributed under the University of Illinois Open Source      *|
6 |* License. See LICENSE.TXT for details.                                      *|
7 |*                                                                            *|
8 |*===----------------------------------------------------------------------===*|
9 |*                                                                            *|
10 |* This file glues LLVM's OCaml interface to its C interface. These functions *|
11 |* are by and large transparent wrappers to the corresponding C functions.    *|
12 |*                                                                            *|
13 |* Note that these functions intentionally take liberties with the CAMLparamX *|
14 |* macros, since most of the parameters are not GC heap objects.              *|
15 |*                                                                            *|
16 \*===----------------------------------------------------------------------===*/
17
18 #include "llvm-c/Linker.h"
19 #include "caml/alloc.h"
20 #include "caml/memory.h"
21 #include "caml/fail.h"
22 #include "caml/callback.h"
23
24 void llvm_raise(value Prototype, char *Message);
25
26 /* llmodule -> llmodule -> unit */
27 CAMLprim value llvm_link_modules(LLVMModuleRef Dst, LLVMModuleRef Src) {
28   char* Message;
29
30   if (LLVMLinkModules(Dst, Src, 0, &Message))
31     llvm_raise(*caml_named_value("Llvm_linker.Error"), Message);
32
33   return Val_unit;
34 }