Fix shared libs for Mingw

[alexxy/gromacs.git] / cmake / gmxManageSharedLibraries.cmake

diff --git a/cmake/gmxManageSharedLibraries.cmake b/cmake/gmxManageSharedLibraries.cmake
index cc73de31b447636ff325072a75fc7a9daabf4116..0cfab0ce68c2c876b9b810c9961a6f0fbba7e781 100644 (file)
--- a/cmake/gmxManageSharedLibraries.cmake
+++ b/cmake/gmxManageSharedLibraries.cmake
@@ -39,7 +39,7 @@
 ########################################################################
 # Determine the defaults (this block has no effect if the variables have
 # already been set)
-if((APPLE OR CYGWIN OR ${CMAKE_SYSTEM_NAME} MATCHES "Linux|.*BSD") AND NOT GMX_BUILD_MDRUN_ONLY)
+if((APPLE OR CYGWIN OR ${CMAKE_SYSTEM_NAME} MATCHES "Linux|.*BSD|GNU") AND NOT GMX_BUILD_MDRUN_ONLY)
     # Maybe Solaris should be here? Patch this if you know!
     SET(SHARED_LIBS_DEFAULT ON)
 elseif(WIN32 OR ${CMAKE_SYSTEM_NAME} MATCHES "BlueGene")
@@ -118,7 +118,11 @@ IF( WIN32 AND NOT CYGWIN)
           message(WARNING "Shared system libraries requested, and static Gromacs libraries requested.")
       endif()
   else()
-      message(FATAL_ERROR "BUILD_SHARED_LIBS=ON not yet working for Windows in the master branch")
+      if(MINGW)
+          set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--export-all-symbols ${CMAKE_SHARED_LINKER_FLAGS}")
+      else()
+          message(FATAL_ERROR "BUILD_SHARED_LIBS=ON not yet working for Windows in the master branch")
+      endif()
       if(GMX_PREFER_STATIC_LIBS)
           #this combination segfaults (illegal passing of file handles)
           message(FATAL_ERROR "Static system libraries requested, and shared Gromacs libraries requested.")