xerbla.f
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SUBROUTINE XERBLA( SRNAME, INFO )
*
* -- LAPACK auxiliary routine (version 3.0) --
* Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd.,
* Courant Institute, Argonne National Lab, and Rice University
* September 30, 1994
*
* .. Scalar Arguments ..
CHARACTER*6 SRNAME
INTEGER INFO
* ..
*
* Purpose
* =======
*
* XERBLA is an error handler for the LAPACK routines.
* It is called by an LAPACK routine if an input parameter has an
* invalid value. A message is printed and execution stops.
*
* Installers may consider modifying the STOP statement in order to
* call system-specific exception-handling facilities.
*
* Arguments
* =========
*
* SRNAME (input) CHARACTER*6
* The name of the routine which called XERBLA.
*
* INFO (input) INTEGER
* The position of the invalid parameter in the parameter list
* of the calling routine.
*
* =====================================================================
*
* .. Executable Statements ..
*
***** WRITE( *, FMT = 9999 )SRNAME, INFO
*
***** STOP
*
***** 9999 FORMAT( ' ** On entry to ', A6, ' parameter number ', I2, ' had ',
***** $ 'an illegal value' )
*
* End of XERBLA
*
END