text: /*****************************************************************************
    Copyright (c) 2011, Intel Corp.
    All rights reserved.
  
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  *****************************************************************************
  * Contents: Native middle-level C interface to LAPACK function zgbtrs
  * Author: Intel Corporation
  * Generated November, 2011
  *****************************************************************************/
  
  #include "lapacke_utils.h"
  
  lapack_int LAPACKE_zgbtrs_work( int matrix_order, char trans, lapack_int n,
                                  lapack_int kl, lapack_int ku, lapack_int nrhs,
                                  const lapack_complex_double* ab,
                                  lapack_int ldab, const lapack_int* ipiv,
                                  lapack_complex_double* b, lapack_int ldb )
  {
      lapack_int info = 0;
      if( matrix_order == LAPACK_COL_MAJOR ) {
          /* Call LAPACK function and adjust info */
          LAPACK_zgbtrs( &trans, &n, &kl, &ku, &nrhs, ab, &ldab, ipiv, b, &ldb,
                         &info );
          if( info < 0 ) {
              info = info - 1;
          }
      } else if( matrix_order == LAPACK_ROW_MAJOR ) {
          lapack_int ldab_t = MAX(1,2*kl+ku+1);
          lapack_int ldb_t = MAX(1,n);
          lapack_complex_double* ab_t = NULL;
          lapack_complex_double* b_t = NULL;
          /* Check leading dimension(s) */
          if( ldab < n ) {
              info = -8;
              LAPACKE_xerbla( "LAPACKE_zgbtrs_work", info );
              return info;
          }
          if( ldb < nrhs ) {
              info = -11;
              LAPACKE_xerbla( "LAPACKE_zgbtrs_work", info );
              return info;
          }
          /* Allocate memory for temporary array(s) */
          ab_t = (lapack_complex_double*)
              LAPACKE_malloc( sizeof(lapack_complex_double) * ldab_t * MAX(1,n) );
          if( ab_t == NULL ) {
              info = LAPACK_TRANSPOSE_MEMORY_ERROR;
              goto exit_level_0;
          }
          b_t = (lapack_complex_double*)
              LAPACKE_malloc( sizeof(lapack_complex_double) *
                              ldb_t * MAX(1,nrhs) );
          if( b_t == NULL ) {
              info = LAPACK_TRANSPOSE_MEMORY_ERROR;
              goto exit_level_1;
          }
          /* Transpose input matrices */
          LAPACKE_zgb_trans( matrix_order, n, n, kl, kl+ku, ab, ldab, ab_t,
                             ldab_t );
          LAPACKE_zge_trans( matrix_order, n, nrhs, b, ldb, b_t, ldb_t );
          /* Call LAPACK function and adjust info */
          LAPACK_zgbtrs( &trans, &n, &kl, &ku, &nrhs, ab_t, &ldab_t, ipiv, b_t,
                         &ldb_t, &info );
          if( info < 0 ) {
              info = info - 1;
          }
          /* Transpose output matrices */
          LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, nrhs, b_t, ldb_t, b, ldb );
          /* Release memory and exit */
          LAPACKE_free( b_t );
  exit_level_1:
          LAPACKE_free( ab_t );
  exit_level_0:
          if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
              LAPACKE_xerbla( "LAPACKE_zgbtrs_work", info );
          }
      } else {
          info = -1;
          LAPACKE_xerbla( "LAPACKE_zgbtrs_work", info );
      }
      return info;
  }
  