LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_zhetrs2()

lapack_int LAPACKE_zhetrs2 ( int  matrix_layout,
char  uplo,
lapack_int  n,
lapack_int  nrhs,
const lapack_complex_double a,
lapack_int  lda,
const lapack_int ipiv,
lapack_complex_double b,
lapack_int  ldb 
)

Definition at line 35 of file lapacke_zhetrs2.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_zhetrs2", -1 );
44 return -1;
45 }
46#ifndef LAPACK_DISABLE_NAN_CHECK
47 if( LAPACKE_get_nancheck() ) {
48 /* Optionally check input matrices for NaNs */
49 if( LAPACKE_zhe_nancheck( matrix_layout, uplo, n, a, lda ) ) {
50 return -5;
51 }
52 if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
53 return -8;
54 }
55 }
56#endif
57 /* Allocate memory for working array(s) */
58 work = (lapack_complex_double*)
60 if( work == NULL ) {
62 goto exit_level_0;
63 }
64 /* Call middle-level interface */
65 info = LAPACKE_zhetrs2_work( matrix_layout, uplo, n, nrhs, a, lda, ipiv, b,
66 ldb, work );
67 /* Release memory and exit */
68 LAPACKE_free( work );
69exit_level_0:
70 if( info == LAPACK_WORK_MEMORY_ERROR ) {
71 LAPACKE_xerbla( "LAPACKE_zhetrs2", info );
72 }
73 return info;
74}
#define lapack_int
Definition: lapack.h:87
#define lapack_complex_double
Definition: lapack.h:64
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:55
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
lapack_int LAPACKE_zhetrs2_work(int matrix_layout, char uplo, lapack_int n, lapack_int nrhs, const lapack_complex_double *a, lapack_int lda, const lapack_int *ipiv, lapack_complex_double *b, lapack_int ldb, lapack_complex_double *work)
int LAPACKE_get_nancheck(void)
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_logical LAPACKE_zge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *a, lapack_int lda)
lapack_logical LAPACKE_zhe_nancheck(int matrix_layout, char uplo, lapack_int n, const lapack_complex_double *a, lapack_int lda)
#define MAX(x, y)
Definition: lapacke_utils.h:46
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