LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_cspcon()

lapack_int LAPACKE_cspcon ( int  matrix_layout,
char  uplo,
lapack_int  n,
const lapack_complex_float ap,
const lapack_int ipiv,
float  anorm,
float *  rcond 
)

Definition at line 36 of file lapacke_cspcon.c.

39 {
40  lapack_int info = 0;
41  lapack_complex_float* work = NULL;
42  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
43  LAPACKE_xerbla( "LAPACKE_cspcon", -1 );
44  return -1;
45  }
46 #ifndef LAPACK_DISABLE_NAN_CHECK
47  /* Optionally check input matrices for NaNs */
48  if( LAPACKE_s_nancheck( 1, &anorm, 1 ) ) {
49  return -6;
50  }
51  if( LAPACKE_csp_nancheck( n, ap ) ) {
52  return -4;
53  }
54 #endif
55  /* Allocate memory for working array(s) */
56  work = (lapack_complex_float*)
57  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
58  if( work == NULL ) {
60  goto exit_level_0;
61  }
62  /* Call middle-level interface */
63  info = LAPACKE_cspcon_work( matrix_layout, uplo, n, ap, ipiv, anorm, rcond,
64  work );
65  /* Release memory and exit */
66  LAPACKE_free( work );
67 exit_level_0:
68  if( info == LAPACK_WORK_MEMORY_ERROR ) {
69  LAPACKE_xerbla( "LAPACKE_cspcon", info );
70  }
71  return info;
72 }
#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_float
Definition: lapacke.h:74
lapack_int LAPACKE_cspcon_work(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *ap, const lapack_int *ipiv, float anorm, float *rcond, lapack_complex_float *work)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
lapack_logical LAPACKE_csp_nancheck(lapack_int n, const lapack_complex_float *ap)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
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