xerbla.c

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#include <stdio.h>
#include <ctype.h>
#include "cblas.h"
#include "cblas_f77.h"
 
#define XerblaStrLen 6
#define XerblaStrLen1 7
 
#ifdef F77_CHAR
void F77_xerbla(F77_CHAR F77_srname, void *vinfo)
#else
void F77_xerbla(char *srname, void *vinfo)
#endif
 
{
#ifdef F77_CHAR
   char *srname;
#endif
 
   char rout[] = {'c','b','l','a','s','_','\0','\0','\0','\0','\0','\0','\0'};
 
   int *info=vinfo;
   int i;
 
   extern int CBLAS_CallFromC;
 
#ifdef F77_CHAR
   srname = F2C_STR(F77_srname, XerblaStrLen);
#endif
 
   if (CBLAS_CallFromC)
   {
      for(i=0; i != XerblaStrLen; i++) rout[i+6] = tolower(srname[i]);
      rout[XerblaStrLen+6] = '\0';
      cblas_xerbla(*info+1,rout,"");
   }
   else
   {
      fprintf(stderr, "Parameter %d to routine %s was incorrect\n",
              *info, srname);
   }
}