106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
/*
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LA: linear algebra C++ interface library
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Copyright (C) 2008 Jiri Pittner <jiri.pittner@jh-inst.cas.cz> or <jiri@pittnerovi.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// LA and general error handler
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#include <iostream>
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#include "laerror.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <stdarg.h>
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#include "cuda_la.h"
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#ifdef USE_TRACEBACK
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#include "traceback.h"
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#endif
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namespace LA {
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//enforce GPU initialization by a global class instantization constructor
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#ifdef CUDALA
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GPU_START gpu_start_instant;
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#endif
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bool _LA_count_check=true;
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extern "C" void _findme(void) {}; //for autoconf test we need a function with C linkage
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void laerror(const char *s1)
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{
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std::cerr << "LA:ERROR - ";
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std::cout << "LA:ERROR - ";
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if(s1)
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{
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std::cerr << s1 << "\n";
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std::cout << s1 << "\n";
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}
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#ifdef CUDALA
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{
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cublasStatus s=cublasGetError();
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std::cerr << "CUBLAS status = "<<s<<std::endl;
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std::cout << "CUBLAS status = "<<s<<std::endl;
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}
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#endif
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if(errno) perror("system error");
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throw LAerror(s1);
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}
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//stub for f77 blas called from strassen routine
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extern "C" void xerbla_(const char name[6], int *n)
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{
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char msg[1024];
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strcpy(msg,"LAPACK or BLAS error in routine ");
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strncat(msg,name,6);
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sprintf(msg+strlen(msg),": illegal value of parameter #%d",*n);
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laerror(msg);
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}
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//with atlas-cblas another error routine is necessary
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extern "C" void ATL_xerbla(int p, char *rout, char *form, ...)
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{
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char msg0[1024], *msg;
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va_list argptr;
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va_start(argptr, form);
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strcpy(msg0,"ATLAS error\n");
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msg=msg0+strlen(msg0);
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if (p) {sprintf(msg, "Parameter %d to routine %s was incorrect\n", p, rout); msg+=strlen(msg);}
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vsprintf(msg, form, argptr);
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va_end(argptr);
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laerror(msg0);
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}
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int cblas_errprn(int ierr, int info, char *form, ...)
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{
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char msg0[1024], *msg;
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va_list argptr;
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va_start(argptr, form);
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sprintf(msg0,"CBLAS error %d %d\n",ierr,info);
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msg=msg0+strlen(msg0);
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vsprintf(msg, form, argptr);
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va_end(argptr);
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laerror(msg0);
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return 0;
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}
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}//namespace
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