LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_ctpcon ( int  matrix_layout,
char  norm,
char  uplo,
char  diag,
lapack_int  n,
const lapack_complex_float ap,
float *  rcond 
)

Definition at line 36 of file lapacke_ctpcon.c.

39 {
40  lapack_int info = 0;
41  float* rwork = NULL;
42  lapack_complex_float* work = NULL;
43  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
44  LAPACKE_xerbla( "LAPACKE_ctpcon", -1 );
45  return -1;
46  }
47 #ifndef LAPACK_DISABLE_NAN_CHECK
48  /* Optionally check input matrices for NaNs */
49  if( LAPACKE_ctp_nancheck( matrix_layout, uplo, diag, n, ap ) ) {
50  return -6;
51  }
52 #endif
53  /* Allocate memory for working array(s) */
54  rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
55  if( rwork == NULL ) {
57  goto exit_level_0;
58  }
59  work = (lapack_complex_float*)
60  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
61  if( work == NULL ) {
63  goto exit_level_1;
64  }
65  /* Call middle-level interface */
66  info = LAPACKE_ctpcon_work( matrix_layout, norm, uplo, diag, n, ap, rcond,
67  work, rwork );
68  /* Release memory and exit */
69  LAPACKE_free( work );
70 exit_level_1:
71  LAPACKE_free( rwork );
72 exit_level_0:
73  if( info == LAPACK_WORK_MEMORY_ERROR ) {
74  LAPACKE_xerbla( "LAPACKE_ctpcon", info );
75  }
76  return info;
77 }
lapack_logical LAPACKE_ctp_nancheck(int matrix_layout, char uplo, char diag, lapack_int n, const lapack_complex_float *ap)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
#define lapack_complex_float
Definition: lapacke.h:74
lapack_int LAPACKE_ctpcon_work(int matrix_layout, char norm, char uplo, char diag, lapack_int n, const lapack_complex_float *ap, float *rcond, lapack_complex_float *work, float *rwork)
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
#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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