LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_csycon()

lapack_int LAPACKE_csycon ( int  matrix_layout,
char  uplo,
lapack_int  n,
const lapack_complex_float a,
lapack_int  lda,
const lapack_int ipiv,
float  anorm,
float *  rcond 
)

Definition at line 36 of file lapacke_csycon.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_csycon", -1 );
44  return -1;
45  }
46 #ifndef LAPACK_DISABLE_NAN_CHECK
47  /* Optionally check input matrices for NaNs */
48  if( LAPACKE_csy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
49  return -4;
50  }
51  if( LAPACKE_s_nancheck( 1, &anorm, 1 ) ) {
52  return -7;
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_csycon_work( matrix_layout, uplo, n, a, lda, ipiv, anorm,
64  rcond, 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_csycon", 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_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
lapack_logical LAPACKE_csy_nancheck(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *a, lapack_int lda)
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
lapack_int LAPACKE_csycon_work(int matrix_layout, char uplo, lapack_int n, const lapack_complex_float *a, lapack_int lda, const lapack_int *ipiv, float anorm, float *rcond, lapack_complex_float *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
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