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suppress polluting EMPTY macro defined by SuperLU

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This commit is contained in:
Gael Guennebaud 2011-07-07 16:42:51 +02:00
parent 2489c81562
commit c52268c649
1 changed files with 17 additions and 1 deletions
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18
unsupported/Eigen/SuperLUSupport
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@ -5,11 +5,27 @@
#include "../../Eigen/src/Core/util/DisableStupidWarnings.h" #include "../../Eigen/src/Core/util/DisableStupidWarnings.h"
#ifdef EMPTY
#define EIGEN_EMPTY_WAS_ALREADY_DEFINED
#endif
typedef int int_t; typedef int int_t;
#include <slu_Cnames.h> #include <slu_Cnames.h>
#include <supermatrix.h> #include <supermatrix.h>
#include <slu_util.h> #include <slu_util.h>
// slu_util.h defines a preprocessor token named EMPTY which is really polluting,
// so we remove it in favor of a SUPERLU_EMPTY token.
// If EMPTY was already, defined then we don't undef it.
#if defined(EIGEN_EMPTY_WAS_ALREADY_DEFINED)
# undef EIGEN_EMPTY_WAS_ALREADY_DEFINED
#elif defined(EMPTY)
# undef EMPTY
#endif
#define SUPERLU_EMPTY (-1)
namespace Eigen { struct SluMatrix; } namespace Eigen { struct SluMatrix; }
namespace Eigen { namespace Eigen {
@ -17,7 +33,7 @@ namespace Eigen {
/** \ingroup Unsupported_modules /** \ingroup Unsupported_modules
* \defgroup SuperLUSupport_Module Super LU support * \defgroup SuperLUSupport_Module Super LU support
* *
* * \warning When including this module, you have to use SUPERLU_EMPTY instead of EMPTY which is no longer defined because it is too polluting.
* *
* \code * \code
* #include <Eigen/SuperLUSupport> * #include <Eigen/SuperLUSupport>