File: 0002-C-symbols-map.patch

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From 8a1e766897d2e5e8628640e92db2cd63fd04fdf6 Mon Sep 17 00:00:00 2001
From: Daniel Pocock <daniel@pocock.pro>
Date: Thu, 24 Sep 2015 07:59:29 +0200
Subject: [PATCH] C++ symbols map

https://github.com/googlei18n/libphonenumber/pull/831

---
 cpp/CMakeLists.txt |  6 ++++++
 cpp/symbols.map    | 15 +++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 cpp/symbols.map

--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -282,6 +282,8 @@ set (
   "src/phonenumbers/utf/unilib.cc"
 )
 
+set(symbol_map "${CMAKE_SOURCE_DIR}/symbols.map")
+
 if (BUILD_GEOCODER)
   set (
     GEOCODING_SOURCES
@@ -486,6 +488,8 @@ if (BUILD_SHARED_LIBS)
       PREFIX "lib"
       SOVERSION ${libphonenumber_VERSION_MAJOR}
       VERSION ${libphonenumber_VERSION_MAJOR}.${libphonenumber_VERSION_MINOR})
+  set_target_properties(phonenumber-shared PROPERTIES LINK_FLAGS "${ldflags} -Wl,--version-script,${symbol_map}")
+  set_target_properties(phonenumber-shared PROPERTIES LINK_DEPENDS ${symbol_map})
 
   if (USE_ICU_REGEXP AND USE_ALTERNATE_FORMATS)
    add_dependencies (phonenumber-shared ${ALT_FORMAT_METADATA_TARGET})
@@ -504,6 +508,8 @@ if (BUILD_SHARED_LIBS)
         PREFIX "lib"
         SOVERSION ${libphonenumber_VERSION_MAJOR}
         VERSION ${libphonenumber_VERSION_MAJOR}.${libphonenumber_VERSION_MINOR})
+ set_target_properties(geocoding-shared PROPERTIES LINK_FLAGS "${ldflags} -Wl,--version-script,${symbol_map}")
+ set_target_properties(geocoding-shared PROPERTIES LINK_DEPENDS ${symbol_map})
   endif ()
 endif ()

--- /dev/null
+++ b/cpp/symbols.map
@@ -0,0 +1,15 @@
+{
+global:
+    extern "C++" {
+        i18n::phonenumbers::*;
+        typeinfo?for?i18n::phonenumbers::*;
+        typeinfo?name?for?i18n::phonenumbers::*;
+        VTT?for?i18n::phonenumbers::*;
+        virtual?thunk?to?i18n::phonenumbers::*;
+        vtable?for?i18n::phonenumbers::*;
+    };
+local:
+    extern "C++" {
+        *;
+    };
+};