/* * cblas_dtpsv.c * The program is a C interface to dtpsv. * * Keita Teranishi 5/20/98 * */ #include "cblas.h" #include "cblas_f77.h" void cblas_dtpsv(const CBLAS_LAYOUT layout, const CBLAS_UPLO Uplo, const CBLAS_TRANSPOSE TransA, const CBLAS_DIAG Diag, const CBLAS_INT N, const double *Ap, double *X, const CBLAS_INT incX) { char TA; char UL; char DI; #ifdef F77_CHAR F77_CHAR F77_TA, F77_UL, F77_DI; #else #define F77_TA &TA #define F77_UL &UL #define F77_DI &DI #endif #ifdef F77_INT F77_INT F77_N=N, F77_incX=incX; #else #define F77_N N #define F77_incX incX #endif extern int CBLAS_CallFromC; extern int RowMajorStrg; RowMajorStrg = 0; CBLAS_CallFromC = 1; if (layout == CblasColMajor) { if (Uplo == CblasUpper) UL = 'U'; else if (Uplo == CblasLower) UL = 'L'; else { cblas_xerbla(2, "cblas_dtpsv","Illegal Uplo setting, %d\n", Uplo); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; } if (TransA == CblasNoTrans) TA = 'N'; else if (TransA == CblasTrans) TA = 'T'; else if (TransA == CblasConjTrans) TA = 'C'; else { cblas_xerbla(3, "cblas_dtpsv","Illegal TransA setting, %d\n", TransA); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; } if (Diag == CblasUnit) DI = 'U'; else if (Diag == CblasNonUnit) DI = 'N'; else { cblas_xerbla(4, "cblas_dtpsv","Illegal Diag setting, %d\n", Diag); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; } #ifdef F77_CHAR F77_UL = C2F_CHAR(&UL); F77_TA = C2F_CHAR(&TA); F77_DI = C2F_CHAR(&DI); #endif F77_dtpsv( F77_UL, F77_TA, F77_DI, &F77_N, Ap, X, &F77_incX); } else if (layout == CblasRowMajor) { RowMajorStrg = 1; if (Uplo == CblasUpper) UL = 'L'; else if (Uplo == CblasLower) UL = 'U'; else { cblas_xerbla(2, "cblas_dtpsv","Illegal Uplo setting, %d\n", Uplo); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; } if (TransA == CblasNoTrans) TA = 'T'; else if (TransA == CblasTrans) TA = 'N'; else if (TransA == CblasConjTrans) TA = 'N'; else { cblas_xerbla(3, "cblas_dtpsv","Illegal TransA setting, %d\n", TransA); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; } if (Diag == CblasUnit) DI = 'U'; else if (Diag == CblasNonUnit) DI = 'N'; else { cblas_xerbla(4, "cblas_dtpsv","Illegal Diag setting, %d\n", Diag); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; } #ifdef F77_CHAR F77_UL = C2F_CHAR(&UL); F77_TA = C2F_CHAR(&TA); F77_DI = C2F_CHAR(&DI); #endif F77_dtpsv( F77_UL, F77_TA, F77_DI, &F77_N, Ap, X,&F77_incX); } else cblas_xerbla(1, "cblas_dtpsv", "Illegal layout setting, %d\n", layout); CBLAS_CallFromC = 0; RowMajorStrg = 0; return; }