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00010 #include "cblas.h"
00011 #include "cblas_f77.h"
00012 void cblas_dsyr2(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo,
00013 const int N, const double alpha, const double *X,
00014 const int incX, const double *Y, const int incY, double *A,
00015 const int lda)
00016 {
00017 char UL;
00018 #ifdef F77_CHAR
00019 F77_CHAR F77_UL;
00020 #else
00021 #define F77_UL &UL
00022 #endif
00023
00024 #ifdef F77_INT
00025 F77_INT F77_N=N, F77_incX=incX, F77_incY=incY, F77__lda=lda;
00026 #else
00027 #define F77_N N
00028 #define F77_incX incX
00029 #define F77_incY incY
00030 #define F77_lda lda
00031 #endif
00032
00033 extern int CBLAS_CallFromC;
00034 extern int RowMajorStrg;
00035 RowMajorStrg = 0;
00036 CBLAS_CallFromC = 1;
00037 if (order == CblasColMajor)
00038 {
00039 if (Uplo == CblasLower) UL = 'L';
00040 else if (Uplo == CblasUpper) UL = 'U';
00041 else
00042 {
00043 cblas_xerbla(2, "cblas_dsyr2","Illegal Uplo setting, %d\n",Uplo );
00044 CBLAS_CallFromC = 0;
00045 RowMajorStrg = 0;
00046 return;
00047 }
00048 #ifdef F77_CHAR
00049 F77_UL = C2F_CHAR(&UL);
00050 #endif
00051
00052 F77_dsyr2(F77_UL, &F77_N, &alpha, X, &F77_incX, Y, &F77_incY, A,
00053 &F77_lda);
00054
00055 } else if (order == CblasRowMajor)
00056 {
00057 RowMajorStrg = 1;
00058 if (Uplo == CblasLower) UL = 'U';
00059 else if (Uplo == CblasUpper) UL = 'L';
00060 else
00061 {
00062 cblas_xerbla(2, "cblas_dsyr2","Illegal Uplo setting, %d\n",Uplo );
00063 CBLAS_CallFromC = 0;
00064 RowMajorStrg = 0;
00065 return;
00066 }
00067 #ifdef F77_CHAR
00068 F77_UL = C2F_CHAR(&UL);
00069 #endif
00070 F77_dsyr2(F77_UL, &F77_N, &alpha, X, &F77_incX, Y, &F77_incY, A,
00071 &F77_lda);
00072 } else cblas_xerbla(1, "cblas_dsyr2", "Illegal Order setting, %d\n", order);
00073 CBLAS_CallFromC = 0;
00074 RowMajorStrg = 0;
00075 return;
00076 }