Merge branch 'master' into blender2.8

This commit is contained in:
Brecht Van Lommel
2018-07-30 18:38:27 +02:00
21 changed files with 41 additions and 500 deletions

View File

@@ -874,164 +874,6 @@ macro(message_first_run)
endif()
endmacro()
macro(TEST_UNORDERED_MAP_SUPPORT)
# - Detect unordered_map availability
# Test if a valid implementation of unordered_map exists
# and define the include path
# This module defines
# HAVE_UNORDERED_MAP, whether unordered_map implementation was found
#
# HAVE_STD_UNORDERED_MAP_HEADER, <unordered_map.h> was found
# HAVE_UNORDERED_MAP_IN_STD_NAMESPACE, unordered_map is in namespace std
# HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE, unordered_map is in namespace std::tr1
#
# UNORDERED_MAP_INCLUDE_PREFIX, include path prefix for unordered_map, if found
# UNORDERED_MAP_NAMESPACE, namespace for unordered_map, if found
include(CheckIncludeFileCXX)
# Workaround for newer GCC (6.x+) where C++11 was enabled by default, which lead us
# to a situation when there is <unordered_map> include but which can't be used uless
# C++11 is enabled.
if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "6.0") AND (NOT WITH_CXX11))
set(HAVE_STD_UNORDERED_MAP_HEADER False)
else()
CHECK_INCLUDE_FILE_CXX("unordered_map" HAVE_STD_UNORDERED_MAP_HEADER)
endif()
if(HAVE_STD_UNORDERED_MAP_HEADER)
# Even so we've found unordered_map header file it doesn't
# mean unordered_map and unordered_set will be declared in
# std namespace.
#
# Namely, MSVC 2008 have unordered_map header which declares
# unordered_map class in std::tr1 namespace. In order to support
# this, we do extra check to see which exactly namespace is
# to be used.
include(CheckCXXSourceCompiles)
CHECK_CXX_SOURCE_COMPILES("#include <unordered_map>
int main() {
std::unordered_map<int, int> map;
return 0;
}"
HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
if(HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
message_first_run(STATUS "Found unordered_map/set in std namespace.")
set(HAVE_UNORDERED_MAP "TRUE")
set(UNORDERED_MAP_INCLUDE_PREFIX "")
set(UNORDERED_MAP_NAMESPACE "std")
else()
CHECK_CXX_SOURCE_COMPILES("#include <unordered_map>
int main() {
std::tr1::unordered_map<int, int> map;
return 0;
}"
HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
if(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
message_first_run(STATUS "Found unordered_map/set in std::tr1 namespace.")
set(HAVE_UNORDERED_MAP "TRUE")
set(UNORDERED_MAP_INCLUDE_PREFIX "")
set(UNORDERED_MAP_NAMESPACE "std::tr1")
else()
message_first_run(STATUS "Found <unordered_map> but cannot find either std::unordered_map "
"or std::tr1::unordered_map.")
endif()
endif()
else()
CHECK_INCLUDE_FILE_CXX("tr1/unordered_map" HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
if(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
message_first_run(STATUS "Found unordered_map/set in std::tr1 namespace.")
set(HAVE_UNORDERED_MAP "TRUE")
set(UNORDERED_MAP_INCLUDE_PREFIX "tr1")
set(UNORDERED_MAP_NAMESPACE "std::tr1")
else()
message_first_run(STATUS "Unable to find <unordered_map> or <tr1/unordered_map>. ")
endif()
endif()
endmacro()
macro(TEST_SHARED_PTR_SUPPORT)
# This check are coming from Ceres library.
#
# Find shared pointer header and namespace.
#
# This module defines the following variables:
#
# SHARED_PTR_FOUND: TRUE if shared_ptr found.
# SHARED_PTR_TR1_MEMORY_HEADER: True if <tr1/memory> header is to be used
# for the shared_ptr object, otherwise use <memory>.
# SHARED_PTR_TR1_NAMESPACE: TRUE if shared_ptr is defined in std::tr1 namespace,
# otherwise it's assumed to be defined in std namespace.
include(CheckIncludeFileCXX)
include(CheckCXXSourceCompiles)
set(SHARED_PTR_FOUND FALSE)
# Workaround for newer GCC (6.x+) where C++11 was enabled by default, which lead us
# to a situation when there is <unordered_map> include but which can't be used uless
# C++11 is enabled.
if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "6.0") AND (NOT WITH_CXX11))
set(HAVE_STD_MEMORY_HEADER False)
else()
CHECK_INCLUDE_FILE_CXX(memory HAVE_STD_MEMORY_HEADER)
endif()
if(HAVE_STD_MEMORY_HEADER)
# Finding the memory header doesn't mean that shared_ptr is in std
# namespace.
#
# In particular, MSVC 2008 has shared_ptr declared in std::tr1. In
# order to support this, we do an extra check to see which namespace
# should be used.
CHECK_CXX_SOURCE_COMPILES("#include <memory>
int main() {
std::shared_ptr<int> int_ptr;
return 0;
}"
HAVE_SHARED_PTR_IN_STD_NAMESPACE)
if(HAVE_SHARED_PTR_IN_STD_NAMESPACE)
message_first_run("-- Found shared_ptr in std namespace using <memory> header.")
set(SHARED_PTR_FOUND TRUE)
else()
CHECK_CXX_SOURCE_COMPILES("#include <memory>
int main() {
std::tr1::shared_ptr<int> int_ptr;
return 0;
}"
HAVE_SHARED_PTR_IN_TR1_NAMESPACE)
if(HAVE_SHARED_PTR_IN_TR1_NAMESPACE)
message_first_run("-- Found shared_ptr in std::tr1 namespace using <memory> header.")
set(SHARED_PTR_TR1_NAMESPACE TRUE)
set(SHARED_PTR_FOUND TRUE)
endif()
endif()
endif()
if(NOT SHARED_PTR_FOUND)
# Further, gcc defines shared_ptr in std::tr1 namespace and
# <tr1/memory> is to be included for this. And what makes things
# even more tricky is that gcc does have <memory> header, so
# all the checks above wouldn't find shared_ptr.
CHECK_INCLUDE_FILE_CXX("tr1/memory" HAVE_TR1_MEMORY_HEADER)
if(HAVE_TR1_MEMORY_HEADER)
CHECK_CXX_SOURCE_COMPILES("#include <tr1/memory>
int main() {
std::tr1::shared_ptr<int> int_ptr;
return 0;
}"
HAVE_SHARED_PTR_IN_TR1_NAMESPACE_FROM_TR1_MEMORY_HEADER)
if(HAVE_SHARED_PTR_IN_TR1_NAMESPACE_FROM_TR1_MEMORY_HEADER)
message_first_run("-- Found shared_ptr in std::tr1 namespace using <tr1/memory> header.")
set(SHARED_PTR_TR1_MEMORY_HEADER TRUE)
set(SHARED_PTR_TR1_NAMESPACE TRUE)
set(SHARED_PTR_FOUND TRUE)
endif()
endif()
endif()
endmacro()
# when we have warnings as errors applied globally this
# needs to be removed for some external libs which we dont maintain.