Patch from dawn@burble.org:

GetSupportFileAtIndex(), GetNumSupportFiles(), FindSupportFileIndex():
   Add API support for getting the list of files in a compilation unit.
GetNumCompileUnits(), GetCompileUnitAtIndex():
   Add API support for retrieving the compilation units in a module.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@152942 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/API/SBCompileUnit.cpp b/source/API/SBCompileUnit.cpp
index b1bb447..7852fc8 100644
--- a/source/API/SBCompileUnit.cpp
+++ b/source/API/SBCompileUnit.cpp
@@ -143,6 +143,52 @@
     return index;
 }
 
+uint32_t
+SBCompileUnit::GetNumSupportFiles () const
+{
+    if (m_opaque_ptr)
+    {
+	FileSpecList& support_files = m_opaque_ptr->GetSupportFiles ();
+	return support_files.GetSize();
+    }
+    return 0;
+}
+
+SBFileSpec
+SBCompileUnit::GetSupportFileAtIndex (uint32_t idx) const
+{
+    LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
+
+    SBFileSpec sb_file_spec;
+    if (m_opaque_ptr)
+    {
+	FileSpecList &support_files = m_opaque_ptr->GetSupportFiles ();
+	FileSpec file_spec = support_files.GetFileSpecAtIndex(idx);
+	sb_file_spec.SetFileSpec(file_spec);
+    }
+    
+    if (log)
+    {
+        SBStream sstr;
+        sb_file_spec.GetDescription (sstr);
+        log->Printf ("SBCompileUnit(%p)::GetGetFileSpecAtIndex (idx=%u) => SBFileSpec(%p): '%s'", 
+                     m_opaque_ptr, idx, sb_file_spec.get(), sstr.GetData());
+    }
+
+    return sb_file_spec;
+}
+
+uint32_t
+SBCompileUnit::FindSupportFileIndex (uint32_t start_idx, const SBFileSpec &sb_file, bool full)
+{
+    if (m_opaque_ptr)
+    {
+	FileSpecList &support_files = m_opaque_ptr->GetSupportFiles ();
+	return support_files.FindFileIndex(start_idx, sb_file.ref(), full);
+    }
+    return 0;
+}
+
 bool
 SBCompileUnit::IsValid () const
 {
diff --git a/source/API/SBModule.cpp b/source/API/SBModule.cpp
index c23a35e..3090fb4 100644
--- a/source/API/SBModule.cpp
+++ b/source/API/SBModule.cpp
@@ -266,6 +266,30 @@
     return true;
 }
 
+uint32_t
+SBModule::GetNumCompileUnits()
+{
+    ModuleSP module_sp (GetSP ());
+    if (module_sp)
+    {
+        return module_sp->GetNumCompileUnits ();
+    }
+    return 0;
+}
+
+SBCompileUnit
+SBModule::GetCompileUnitAtIndex (uint32_t index)
+{
+    SBCompileUnit sb_cu;
+    ModuleSP module_sp (GetSP ());
+    if (module_sp)
+    {
+        CompUnitSP cu_sp = module_sp->GetCompileUnitAtIndex (index);
+        sb_cu.reset(cu_sp.get());
+    }
+    return sb_cu;
+}
+
 size_t
 SBModule::GetNumSymbols ()
 {