FGFS-4.1/simgear
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Improve Windows linkage.

Browse Source 
When using a patched OSG, avoid /FORCE:MULTIPLE work-around.
This commit is contained in:
James Turner 2016-08-15 22:35:21 +01:00
parent 899778b354
commit 8201301064
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
CMakeLists.txt
View File

@ -135,6 +135,10 @@ option(USE_AEONWAVE "Set to ON to use AeonWave instead of OpenAL" OFF)
option(ENABLE_PKGUTIL "Set to ON to build the sg_pkgutil application (default)" ON)
option(ENABLE_DNS "Set to ON to use udns library and DNS service resolver" ON)
# until the fstream fix is applied and generally available in OSG,
# keep the compatability link option as the default
option(OSG_FSTREAM_EXPORT_FIXED "Set to ON if the osgDB fstream export patch is applied" OFF)
if (MSVC)
GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_BINARY_DIR} PATH)
if (CMAKE_CL_64)
@ -377,11 +381,12 @@ if(WIN32)
if(MSVC)
set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /MP")
if (${MSVC_VERSION} GREATER 1599)
if (NOT OSG_FSTREAM_EXPORT_FIXED AND ${MSVC_VERSION} GREATER 1599)
message(STATUS "For better linking performance, use OSG with patched fstream header")
# needed to avoid link errors on multiply-defined standard C++
# symbols. Suspect this may be an OSG-DB export bug
set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
endif (${MSVC_VERSION} GREATER 1599)
endif ()
if (${MSVC_VERSION} GREATER 1899)
# needed for debug builds with VS2015