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25 lines
917 B
25 lines
917 B
# We check what namespace stl code like vector expects to be executed in |
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AC_DEFUN([AC_CXX_STL_NAMESPACE], |
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[AC_CACHE_CHECK( |
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what namespace STL code is in, |
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ac_cv_cxx_stl_namespace, |
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[AC_REQUIRE([AC_CXX_NAMESPACES]) |
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AC_LANG_SAVE |
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AC_LANG_CPLUSPLUS |
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AC_TRY_COMPILE([#include <vector>], |
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[vector<int> t; return 0;], |
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ac_cv_cxx_stl_namespace=none) |
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AC_TRY_COMPILE([#include <vector>], |
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[std::vector<int> t; return 0;], |
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ac_cv_cxx_stl_namespace=std) |
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AC_LANG_RESTORE]) |
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if test "$ac_cv_cxx_stl_namespace" = none; then |
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AC_DEFINE(STL_NAMESPACE,, |
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[the namespace where STL code like vector<> is defined]) |
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fi |
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if test "$ac_cv_cxx_stl_namespace" = std; then |
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AC_DEFINE(STL_NAMESPACE,std, |
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[the namespace where STL code like vector<> is defined]) |
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fi |
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])
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