From af04b554ed95c9f384a9473c4b7c6952de6d2bfb Mon Sep 17 00:00:00 2001
From: Matthias Kuhn <matthias@opengis.ch>
Date: Fri, 4 Mar 2016 10:37:32 +0100
Subject: [PATCH] Fix soname is not empty

Affects CMake 3.2 (and later?)

    fatal error: -soname: must take a non-empty argument

Workaround from http://stackoverflow.com/a/32399514/2319028
---
 android.toolchain.cmake | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/android.toolchain.cmake b/android.toolchain.cmake
index ffa2612..254b021 100644
--- a/android.toolchain.cmake
+++ b/android.toolchain.cmake
@@ -1506,6 +1506,9 @@ if( DEFINED LIBRARY_OUTPUT_PATH_ROOT
   endif()
 endif()
 
+# make sure that there is no empty soname used
+string(REPLACE "<CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME>" "" CMAKE_CXX_CREATE_SHARED_MODULE "${CMAKE_CXX_CREATE_SHARED_MODULE}")
+
 # copy shaed stl library to build directory
 if( NOT _CMAKE_IN_TRY_COMPILE AND __libstl MATCHES "[.]so$" AND DEFINED LIBRARY_OUTPUT_PATH )
   get_filename_component( __libstlname "${__libstl}" NAME )