25 lines
		
	
	
	
		
			917 B
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
	
		
			917 B
		
	
	
	
		
			Text
		
	
	
	
	
	
| # We check what namespace stl code like vector expects to be executed in
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| 
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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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