Change PlatformPosix::DoLoadImage to use a UtilityFunction.

That way we won't have to compile a new expression every time we want
dlopen a library.

<rdar://problem/32626584> 

Differential Revision: https://reviews.llvm.org/D45703

llvm-svn: 330214

1 files changed, 13 insertions, 0 deletions

diff --git a/lldb/source/Target/Process.cpp b/lldb/source/Target/Process.cpp
index 2417d894803..7486480d47c 100644
--- a/lldb/source/Target/Process.cpp
+++ b/lldb/source/Target/Process.cpp
@@ -30,6 +30,7 @@
 #include "lldb/Expression/DiagnosticManager.h"
 #include "lldb/Expression/IRDynamicChecks.h"
 #include "lldb/Expression/UserExpression.h"
+#include "lldb/Expression/UtilityFunction.h"
 #include "lldb/Host/ConnectionFileDescriptor.h"
 #include "lldb/Host/FileSystem.h"
 #include "lldb/Host/Host.h"
@@ -6245,3 +6246,15 @@ Status Process::UpdateAutomaticSignalFiltering() {
   // No automatic signal filtering to speak of.
   return Status();
 }
+
+UtilityFunction *Process::GetLoadImageUtilityFunction(Platform *platform) {
+  if (platform != GetTarget().GetPlatform().get())
+    return nullptr;
+  return m_dlopen_utility_func_up.get();
+}
+
+void Process::SetLoadImageUtilityFunction(std::unique_ptr<UtilityFunction> 
+                                          utility_func_up) {
+  m_dlopen_utility_func_up.swap(utility_func_up);
+}
+