C/C++ Users Group Library 1997 August/Walnut Creek CDROM.7z/VOL_400/429_01/CHESS12/LOG.CPP

C/C++ Source or Header | 1994-03-24 | 415 b | 28 lines

#include <dos.h>
#include <stdio.h>
#include <stdlib.h>

void log (char *msg)
  {
    union REGS r;

    FILE *fp = fopen("out","a");

    fputs(msg, fp);
    fputc('\n', fp);

    fclose(fp);

    // check if ESC key pressed
    r.h.ah = 1;
    int86(0x16, &r, &r);
    if (r.x.flags & 1)
      {
    r.h.ah = 0;
    int86(0x16, &r, &r);
    if (r.h.al == 27)
      exit(1);
      }
    return;
  }