• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 //===- FileAction.cpp -----------------------------------------------------===//
2 //
3 //                     The MCLinker Project
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 #include <mcld/MC/FileAction.h>
10 #include <mcld/MC/MCLDInput.h>
11 #include <mcld/MC/InputBuilder.h>
12 #include <mcld/MC/ContextFactory.h>
13 #include <mcld/Support/MemoryAreaFactory.h>
14 
15 using namespace mcld;
16 
17 //===----------------------------------------------------------------------===//
18 // ContextAction
19 //===----------------------------------------------------------------------===//
ContextAction(unsigned int pPosition)20 ContextAction::ContextAction(unsigned int pPosition)
21   : InputAction(pPosition) {
22 }
23 
activate(InputBuilder & pBuilder) const24 bool ContextAction::activate(InputBuilder& pBuilder) const
25 {
26   Input* input = *pBuilder.getCurrentNode();
27 
28   if (input->hasContext())
29     return false;
30 
31   // already got type - for example, bitcode
32   if (input->type() == Input::Script ||
33       input->type() == Input::Object ||
34       input->type() == Input::DynObj  ||
35       input->type() == Input::Archive)
36     return false;
37 
38   return pBuilder.setContext(*input);
39 }
40 
41 //===----------------------------------------------------------------------===//
42 // MemoryAreaAction
43 //===----------------------------------------------------------------------===//
MemoryAreaAction(unsigned int pPosition,FileHandle::OpenMode pMode,FileHandle::Permission pPerm)44 MemoryAreaAction::MemoryAreaAction(unsigned int pPosition,
45                                    FileHandle::OpenMode pMode,
46                                    FileHandle::Permission pPerm)
47   : InputAction(pPosition), m_Mode(pMode), m_Permission(pPerm) {
48 }
49 
activate(InputBuilder & pBuilder) const50 bool MemoryAreaAction::activate(InputBuilder& pBuilder) const
51 {
52   Input* input = *pBuilder.getCurrentNode();
53 
54   if (input->hasMemArea())
55     return false;
56 
57   // already got type - for example, bitcode
58   if (input->type() == Input::Script ||
59       input->type() == Input::Object ||
60       input->type() == Input::DynObj  ||
61       input->type() == Input::Archive)
62     return false;
63 
64   return pBuilder.setMemory(*input, m_Mode, m_Permission);
65 }
66 
67