Pass arch flags for appveyor build

[ci skip]

1 files changed, 7 insertions, 3 deletions

diff --git a/cmake/MatrixStructs.cmake b/cmake/MatrixStructs.cmake

index 73608981..42071b61 100644
--- a/cmake/MatrixStructs.cmake
+++ b/cmake/MatrixStructs.cmake
@@ -8,13 +8,17 @@ set(THIRD_PARTY_ROOT ${CMAKE_SOURCE_DIR}/.third-party)
 set(MATRIX_STRUCTS_ROOT ${THIRD_PARTY_ROOT}/matrix_structs)
 
 set(MATRIX_STRUCTS_INCLUDE_DIRS ${MATRIX_STRUCTS_ROOT}/deps)
-set(MATRIX_STRUCTS_LIBRARY
-    ${MATRIX_STRUCTS_ROOT}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}matrix_structs${CMAKE_STATIC_LIBRARY_SUFFIX})
 
 include_directories(SYSTEM ${MATRIX_STRUCTS_ROOT}/deps)
 include_directories(SYSTEM ${MATRIX_STRUCTS_ROOT}/include)
 link_directories(${MATRIX_STRUCTS_ROOT}/lib)
 
+set(WINDOWS_FLAGS "")
+
+if(MSVC)
+    set(WINDOWS_FLAGS "-DCMAKE_GENERATOR_PLATFORM=x64")
+endif()
+
 ExternalProject_Add(
   MatrixStructs
 
@@ -26,7 +30,7 @@ ExternalProject_Add(
   CONFIGURE_COMMAND ${CMAKE_COMMAND}
     -DCMAKE_BUILD_TYPE=Release ${MATRIX_STRUCTS_ROOT}
     -DCMAKE_INSTALL_PREFIX=${MATRIX_STRUCTS_ROOT}
-    -Ax64
+    ${WINDOWS_FLAGS}
   BUILD_COMMAND ${CMAKE_COMMAND} --build ${MATRIX_STRUCTS_ROOT} --config Release
   INSTALL_COMMAND ${CMAKE_COMMAND}
     --build ${MATRIX_STRUCTS_ROOT}