---

main.c

/***************************************************************************
                          main.c

    Main program that creates and manipulates a Toy Memory Manager.

                             -------------------
    begin                : Sat Jan 25 2003
    copyright            : (C) 2003 by Tyler Montbriand
    student #            : 200200370
    class                : CS330
    email                : monttyle@heavyspace.ca
***************************************************************************/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif


#include <stdio.h>
#include <stdlib.h>
#include "ToyMem.h"

extern const char *ErrMessages[];

#define MEMORY_SIZE 1000

int main(int argc, char *argv[])
{
  ToyMM *tm=NULL;
  int memsize=MEMORY_SIZE;

  tm=TMM_Create(memsize);
  
  if(tm==NULL)
  {
    printf("Couldn't create ToyMM\n");
    return(1);
  }

  if(argc==1)
  {
    int running=1;
    int line=1;
    printf("[No input file specified - assuming commandline input]\n");

    while(running&&!feof(stdin))
    {
      ErrMessage_t errval=ERR_NONE;
      char ibuf[300];
      ibuf[0]='\0';     /* Mark buffer as empty */

      printf("%03d> ",line); /* Print console prompt */

      if(fgets(ibuf,299,stdin)==NULL) /* Read text from console */
      {
        printf("[Input error - unexpected EOF]\n");
        running=0;
        continue;
      }
      else if(strcmp(ibuf,"END\n")==0)
      {
        printf("[END found - normal termination]\n");
        running=0;
        continue;
      }

      errval=TMM_ParseLine(ibuf,tm,line++);
      if(errval==ERR_NONE)
      {
        printf("[OK]\n");
      }
      else if(errval==ERR_UNKNOWN)
      {
        printf("[Unknown error]\n");
      }
      else
      {
        printf("[ERROR: %s]\n",ErrMessages[errval]);
      }

    }

  }
  else if(argc==2) /*  Backwards compatibility - don't print filenames when
                  there's only one parameter                            */
  {
    if(TMM_ParseFile(argv[1],tm)<0)
      printf("---------------Couldn't parse %s-----------------\n",argv[1]);
  }
  else
  {
    int n;
    for(n=1; n<argc; n++)
    {
      printf("---------------Parsing %s------------------------\n",argv[n]);

      if(TMM_ParseFile(argv[n],tm)<0)
        printf("---------------Couldn't parse %s-----------------\n",argv[n]);
      else
        printf("---------------Parsed %s-------------------------\n",argv[n]);
    }
  }

  TMM_Free(tm);

  return EXIT_SUCCESS;
}

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