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error.c

/***********************************************************************
  This file is part of HA, a general purpose file archiver.
  Copyright (C) 1995 Harri Hirvola

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
************************************************************************
      HA error handling
***********************************************************************/

#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include "ha.h"
#include "error.h"

int inerror=0,lasterror=0;

char *error_string[]={
    "Error in error handling !!!",              
    "Unknown error",
    "Command %c not implemented",   
    "Could not open archive %s",
    "Out of memory in %s",
    "%s is not a HA archive",
    "Write error on %s",
    "Read error on %s",
    "Got signal %d",
    "No files found",
    "Could not remove %s",
    "Invalid switch %c",
    "Archive needs newer version of HA",
    "Archive made with unsupported version",
    "Unknown compression method %d",
    "Lseek error in %s",
    "Could not open file %s",
    "Could not make directory %s",
    "CRC error",
    "Write error",
    "Could not get file status for %s",
    "Could not open directory %s",
    "Archive corrupted !",
    "Wrong size for %s",
    "Don't know how to handle %s",
    "Could not read symlink %s",
    "Could not link %s to %s",
    "Could not make fifo %s",
};


void error(int fatal, int number, ...) {
    
    va_list argptr;
    
    fflush(stdout);
    if (inerror) {
      fprintf(stderr,"\n%s: ",myname);
      fprintf(stderr,error_string[0]);
      fprintf(stderr,"\n");
      fflush(stderr);   
      exit(inerror);
    }
    inerror=number;
    fprintf(stderr,"\n%s: ",myname);
    va_start(argptr,number);
    vfprintf(stderr,error_string[number],argptr);
    fprintf(stderr,"\n");
    fflush(stderr);
    if (!fatal) {
      lasterror=inerror;
      inerror=0;
      return;
    }
    cu_do(NULL);
    exit(number);
}


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