*> \brief \b ILAUPLO * * =========== DOCUMENTATION =========== * * Online html documentation available at * http://www.netlib.org/lapack/explore-html/ * *> \htmlonly *> Download ILAUPLO + dependencies *> *> [TGZ] *> *> [ZIP] *> *> [TXT] *> \endhtmlonly * * Definition: * =========== * * INTEGER FUNCTION ILAUPLO( UPLO ) * * .. Scalar Arguments .. * CHARACTER UPLO * .. * * *> \par Purpose: * ============= *> *> \verbatim *> *> This subroutine translated from a character string specifying a *> upper- or lower-triangular matrix to the relevant BLAST-specified *> integer constant. *> *> ILAUPLO returns an INTEGER. If ILAUPLO < 0, then the input is not *> a character indicating an upper- or lower-triangular matrix. *> Otherwise ILAUPLO returns the constant value corresponding to UPLO. *> \endverbatim * * Arguments: * ========== * * * Authors: * ======== * *> \author Univ. of Tennessee *> \author Univ. of California Berkeley *> \author Univ. of Colorado Denver *> \author NAG Ltd. * *> \ingroup auxOTHERcomputational * * ===================================================================== INTEGER FUNCTION ILAUPLO( UPLO ) * * -- LAPACK computational routine -- * -- LAPACK is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- * * .. Scalar Arguments .. CHARACTER UPLO * .. * * ===================================================================== * * .. Parameters .. INTEGER BLAS_UPPER, BLAS_LOWER PARAMETER ( BLAS_UPPER = 121, BLAS_LOWER = 122 ) * .. * .. External Functions .. LOGICAL LSAME EXTERNAL LSAME * .. * .. Executable Statements .. IF( LSAME( UPLO, 'U' ) ) THEN ILAUPLO = BLAS_UPPER ELSE IF( LSAME( UPLO, 'L' ) ) THEN ILAUPLO = BLAS_LOWER ELSE ILAUPLO = -1 END IF RETURN * * End of ILAUPLO * END