From a3c90d9f8b0607c8221cd4ceee92965b15ab9a29 Mon Sep 17 00:00:00 2001
From: mutouyun <mark.lonr@tom.com>
Date: Tue, 11 Dec 2018 17:08:13 +0800
Subject: [PATCH] use nested class in pimpl

---
 include/ipc.h | 3 +--
 include/shm.h | 3 +--
 src/ipc.cpp   | 2 +-
 src/shm.cpp   | 8 ++++----
 4 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/include/ipc.h b/include/ipc.h
index 4c2e7da..62cee80 100644
--- a/include/ipc.h
+++ b/include/ipc.h
@@ -16,7 +16,6 @@ IPC_EXPORT void     disconnect(handle_t h);
 IPC_EXPORT bool                send(handle_t h, void* data, int size);
 IPC_EXPORT std::vector<byte_t> recv(handle_t h);
 
-class channel_;
 class IPC_EXPORT channel {
 public:
     channel(void);
@@ -29,7 +28,7 @@ public:
     channel& operator=(channel rhs);
 
 private:
-    friend class channel_;
+    class channel_;
     channel_* p_;
 };
 
diff --git a/include/shm.h b/include/shm.h
index 1bbca4e..3328e37 100644
--- a/include/shm.h
+++ b/include/shm.h
@@ -15,7 +15,6 @@ IPC_EXPORT void     release(handle_t h, std::size_t size);
 IPC_EXPORT void*    open   (handle_t h);
 IPC_EXPORT void     close  (void* mem);
 
-class handle_;
 class IPC_EXPORT handle {
 public:
     handle(void);
@@ -38,7 +37,7 @@ public:
     void  close(void);
 
 private:
-    friend class handle_;
+    class handle_;
     handle_* p_;
 };
 
diff --git a/src/ipc.cpp b/src/ipc.cpp
index a21d7fa..d9636a7 100644
--- a/src/ipc.cpp
+++ b/src/ipc.cpp
@@ -136,7 +136,7 @@ std::vector<byte_t> recv(handle_t h) {
     } while(1);
 }
 
-class channel_ {
+class channel::channel_ {
 public:
 };
 
diff --git a/src/shm.cpp b/src/shm.cpp
index f60f6ea..e059d0f 100644
--- a/src/shm.cpp
+++ b/src/shm.cpp
@@ -5,11 +5,11 @@
 namespace ipc {
 namespace shm {
 
-class handle_ {
+class handle::handle_ {
 public:
-    handle*     t_ = nullptr;
-    handle_t    h_ = nullptr;
-    void*       m_ = nullptr;
+    handle*  t_ = nullptr;
+    handle_t h_ = nullptr;
+    void*    m_ = nullptr;
 
     std::string n_;
     std::size_t s_ = 0;