LAPACK 3.11.0 LAPACK: Linear Algebra PACKage
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## ◆ LAPACKE_sptcon()

 lapack_int LAPACKE_sptcon ( lapack_int n, const float * d, const float * e, float anorm, float * rcond )

Definition at line 35 of file lapacke_sptcon.c.

37{
38 lapack_int info = 0;
39 float* work = NULL;
40#ifndef LAPACK_DISABLE_NAN_CHECK
41 if( LAPACKE_get_nancheck() ) {
42 /* Optionally check input matrices for NaNs */
43 if( LAPACKE_s_nancheck( 1, &anorm, 1 ) ) {
44 return -4;
45 }
46 if( LAPACKE_s_nancheck( n, d, 1 ) ) {
47 return -2;
48 }
49 if( LAPACKE_s_nancheck( n-1, e, 1 ) ) {
50 return -3;
51 }
52 }
53#endif
54 /* Allocate memory for working array(s) */
55 work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
56 if( work == NULL ) {
58 goto exit_level_0;
59 }
60 /* Call middle-level interface */
61 info = LAPACKE_sptcon_work( n, d, e, anorm, rcond, work );
62 /* Release memory and exit */
63 LAPACKE_free( work );
64exit_level_0:
65 if( info == LAPACK_WORK_MEMORY_ERROR ) {
66 LAPACKE_xerbla( "LAPACKE_sptcon", info );
67 }
68 return info;
69}
#define lapack_int
Definition: lapack.h:87
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:55
#define LAPACKE_free(p)
Definition: lapacke.h:46
lapack_int LAPACKE_sptcon_work(lapack_int n, const float *d, const float *e, float anorm, float *rcond, float *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_s_nancheck(lapack_int n, const float *x, lapack_int incx)
#define MAX(x, y)
Definition: lapacke_utils.h:46
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