[gnome-builder/wip/chergert/debugger] debugger: add IdeDebugger::prepare() vfunc

[Christian Hergert <chergert src gnome org>]

commit 8cf4fc5120d4b0d6a44293756372914843a280af
Author: Christian Hergert <chergert redhat com>
Date:   Wed Mar 22 17:09:27 2017 -0700

    debugger: add IdeDebugger::prepare() vfunc
    
    This allows the debugger to setup things before we launch the applicaiton.
    It is important that this succeeds, as the debugger has already said it
    can support the runner via ::supports_runner()

 libide/debugger/ide-debug-manager.c |    2 ++
 libide/debugger/ide-debugger.c      |   11 +++++++++++
 libide/debugger/ide-debugger.h      |    4 ++++
 3 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/libide/debugger/ide-debug-manager.c b/libide/debugger/ide-debug-manager.c
index f485e9d..a9d6316 100644
--- a/libide/debugger/ide-debug-manager.c
+++ b/libide/debugger/ide-debug-manager.c
@@ -249,6 +249,8 @@ ide_debug_manager_start (IdeDebugManager  *self,
       IDE_GOTO (failure);
     }
 
+  ide_debugger_prepare (debugger, runner);
+
   ret = TRUE;
 
 failure:
diff --git a/libide/debugger/ide-debugger.c b/libide/debugger/ide-debugger.c
index c2644fa..8c42932 100644
--- a/libide/debugger/ide-debugger.c
+++ b/libide/debugger/ide-debugger.c
@@ -162,3 +162,14 @@ ide_debugger_emit_stopped (IdeDebugger           *self,
 
   g_signal_emit (self, signals [STOPPED], 0, reason, location);
 }
+
+void
+ide_debugger_prepare (IdeDebugger *self,
+                      IdeRunner   *runner)
+{
+  g_return_if_fail (IDE_IS_DEBUGGER (self));
+  g_return_if_fail (IDE_IS_RUNNER (runner));
+
+  if (IDE_DEBUGGER_GET_IFACE (self)->prepare)
+    IDE_DEBUGGER_GET_IFACE (self)->prepare (self, runner);
+}
diff --git a/libide/debugger/ide-debugger.h b/libide/debugger/ide-debugger.h
index 9c4e844..9dd3125 100644
--- a/libide/debugger/ide-debugger.h
+++ b/libide/debugger/ide-debugger.h
@@ -48,12 +48,16 @@ struct _IdeDebuggerInterface
   void      (*stopped)         (IdeDebugger           *self,
                                 IdeDebuggerStopReason  reason,
                                 IdeSourceLocation     *location);
+  void      (*prepare)         (IdeDebugger           *debugger,
+                                IdeRunner             *runner);
 };
 
 gchar    *ide_debugger_get_name        (IdeDebugger           *self);
 gboolean  ide_debugger_supports_runner (IdeDebugger           *self,
                                         IdeRunner             *runner,
                                         gint                  *priority);
+void      ide_debugger_prepare         (IdeDebugger           *self,
+                                        IdeRunner             *runner);
 void      ide_debugger_emit_stopped    (IdeDebugger           *self,
                                         IdeDebuggerStopReason  reason,
                                         IdeSourceLocation     *location);