36 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			36 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
| # Allow users to override the namespace we define our application's classes in
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| # Arg $1 is the default namespace to use if --enable-namespace isn't present.
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| 
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| # In general, $1 should be 'google', so we put all our exported symbols in a
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| # unique namespace that is not likely to conflict with anyone else.  However,
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| # when it makes sense -- for instance, when publishing stl-like code -- you
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| # may want to go with a different default, like 'std'.
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| 
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| AC_DEFUN([AC_DEFINE_GOOGLE_NAMESPACE],
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|   [google_namespace_default=[$1]
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|    AC_ARG_ENABLE(namespace, [  --enable-namespace=FOO to define these Google
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|                              classes in the FOO namespace. --disable-namespace
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|                              to define them in the global namespace. Default
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|                              is to define them in namespace $1.],
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|                  [case "$enableval" in
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|                     yes) google_namespace="$google_namespace_default" ;;
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|                      no) google_namespace="" ;;
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|                       *) google_namespace="$enableval" ;;
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|                   esac],
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|                  [google_namespace="$google_namespace_default"])
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|    if test -n "$google_namespace"; then
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|      ac_google_namespace="$google_namespace"
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|      ac_google_start_namespace="namespace $google_namespace {"
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|      ac_google_end_namespace="}"
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|    else
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|      ac_google_namespace=""
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|      ac_google_start_namespace=""
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|      ac_google_end_namespace=""
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|    fi
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|    AC_DEFINE_UNQUOTED(GOOGLE_NAMESPACE, $ac_google_namespace,
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|                       Namespace for Google classes)
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|    AC_DEFINE_UNQUOTED(_START_GOOGLE_NAMESPACE_, $ac_google_start_namespace,
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|                       Puts following code inside the Google namespace)
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|    AC_DEFINE_UNQUOTED(_END_GOOGLE_NAMESPACE_,  $ac_google_end_namespace,
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|                       Stops putting the code inside the Google namespace)
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| ])
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