From 06fad3fe9deccdc8ee4721ff028753f53c7ab87f Mon Sep 17 00:00:00 2001
From: gongweibao <weibao.gong@gmail.com>
Date: Fri, 25 Aug 2017 12:01:57 +0800
Subject: [PATCH] hidden capi symbols (#3636)

hidden capi symbols
---
 paddle/capi/CMakeLists.txt | 3 +++
 paddle/capi/export.map     | 6 ++++++
 paddle/capi/export.sym     | 0
 3 files changed, 9 insertions(+)
 create mode 100644 paddle/capi/export.map
 create mode 100644 paddle/capi/export.sym

diff --git a/paddle/capi/CMakeLists.txt b/paddle/capi/CMakeLists.txt
index 11022d17541..dde99ab3400 100644
--- a/paddle/capi/CMakeLists.txt
+++ b/paddle/capi/CMakeLists.txt
@@ -53,7 +53,10 @@ add_custom_target(paddle_capi_whole ALL
 set_target_properties(paddle_capi_whole
   PROPERTIES IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/${capi_whole_library})
 
+set(LINK_FLAGS " -Wl,--retain-symbols-file ${CMAKE_CURRENT_SOURCE_DIR}/export.sym -Wl,--version-script ${CMAKE_CURRENT_SOURCE_DIR}/export.map")
+# TODO: merge mkl into paddle_capi_shared
 add_library(paddle_capi_shared SHARED ${CAPI_SOURCES})
+set_target_properties(paddle_capi_shared	PROPERTIES LINK_FLAGS "${LINK_FLAGS}")
 target_include_directories(paddle_capi_shared PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
 link_paddle_exe(paddle_capi_shared)
 
diff --git a/paddle/capi/export.map b/paddle/capi/export.map
new file mode 100644
index 00000000000..8d673f675dd
--- /dev/null
+++ b/paddle/capi/export.map
@@ -0,0 +1,6 @@
+{
+	global:
+		paddle_*;
+	local:
+		*;
+};
diff --git a/paddle/capi/export.sym b/paddle/capi/export.sym
new file mode 100644
index 00000000000..e69de29bb2d
-- 
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