LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_zppcon_work()

lapack_int LAPACKE_zppcon_work ( int  matrix_layout,
char  uplo,
lapack_int  n,
const lapack_complex_double ap,
double  anorm,
double *  rcond,
lapack_complex_double work,
double *  rwork 
)

Definition at line 35 of file lapacke_zppcon_work.c.

39{
40 lapack_int info = 0;
41 if( matrix_layout == LAPACK_COL_MAJOR ) {
42 /* Call LAPACK function and adjust info */
43 LAPACK_zppcon( &uplo, &n, ap, &anorm, rcond, work, rwork, &info );
44 if( info < 0 ) {
45 info = info - 1;
46 }
47 } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
48 lapack_complex_double* ap_t = NULL;
49 /* Allocate memory for temporary array(s) */
50 ap_t = (lapack_complex_double*)
52 ( MAX(1,n) * MAX(2,n+1) ) / 2 );
53 if( ap_t == NULL ) {
55 goto exit_level_0;
56 }
57 /* Transpose input matrices */
58 LAPACKE_zpp_trans( matrix_layout, uplo, n, ap, ap_t );
59 /* Call LAPACK function and adjust info */
60 LAPACK_zppcon( &uplo, &n, ap_t, &anorm, rcond, work, rwork, &info );
61 if( info < 0 ) {
62 info = info - 1;
63 }
64 /* Release memory and exit */
65 LAPACKE_free( ap_t );
66exit_level_0:
67 if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
68 LAPACKE_xerbla( "LAPACKE_zppcon_work", info );
69 }
70 } else {
71 info = -1;
72 LAPACKE_xerbla( "LAPACKE_zppcon_work", info );
73 }
74 return info;
75}
#define LAPACK_zppcon(...)
Definition: lapack.h:13712
#define lapack_int
Definition: lapack.h:87
#define lapack_complex_double
Definition: lapack.h:64
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:56
void LAPACKE_xerbla(const char *name, lapack_int info)
void LAPACKE_zpp_trans(int matrix_layout, char uplo, lapack_int n, const lapack_complex_double *in, lapack_complex_double *out)
#define MAX(x, y)
Definition: lapacke_utils.h:46
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