LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_zsyequb()

lapack_int LAPACKE_zsyequb ( int  matrix_layout,
char  uplo,
lapack_int  n,
const lapack_complex_double a,
lapack_int  lda,
double *  s,
double *  scond,
double *  amax 
)

Definition at line 36 of file lapacke_zsyequb.c.

39 {
40  lapack_int info = 0;
41  lapack_complex_double* work = NULL;
42  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
43  LAPACKE_xerbla( "LAPACKE_zsyequb", -1 );
44  return -1;
45  }
46 #ifndef LAPACK_DISABLE_NAN_CHECK
47  /* Optionally check input matrices for NaNs */
48  if( LAPACKE_zsy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
49  return -4;
50  }
51 #endif
52  /* Allocate memory for working array(s) */
53  work = (lapack_complex_double*)
54  LAPACKE_malloc( sizeof(lapack_complex_double) * MAX(1,3*n) );
55  if( work == NULL ) {
57  goto exit_level_0;
58  }
59  /* Call middle-level interface */
60  info = LAPACKE_zsyequb_work( matrix_layout, uplo, n, a, lda, s, scond, amax,
61  work );
62  /* Release memory and exit */
63  LAPACKE_free( work );
64 exit_level_0:
65  if( info == LAPACK_WORK_MEMORY_ERROR ) {
66  LAPACKE_xerbla( "LAPACKE_zsyequb", info );
67  }
68  return info;
69 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define lapack_complex_double
Definition: lapacke.h:90
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
lapack_int LAPACKE_zsyequb_work(int matrix_layout, char uplo, lapack_int n, const lapack_complex_double *a, lapack_int lda, double *s, double *scond, double *amax, lapack_complex_double *work)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
lapack_logical LAPACKE_zsy_nancheck(int matrix_layout, char uplo, lapack_int n, const lapack_complex_double *a, lapack_int lda)
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