private static int my_fgets(CharPtr buf, int len, FILEPtr fp)
{
CharPtr p;
for (;;)
{
if (PyOS_InputHook != null)
{
PyOS_InputHook();
}
errno = 0;
p = fgets(buf, len, fp);
if (p != null)
{
return(0);
}
if (0 != feof(fp))
{
return(-1);
}
if (errno == EINTR)
{
if (0 != PyOS_InterruptOccurred())
{
return(1);
}
continue;
}
if (0 != PyOS_InterruptOccurred())
{
return(1);
}
return(-2);
}
}
private static void list1node(FILEPtr fp, node n)
{
if (n == null)
{
return;
}
if (ISNONTERMINAL(TYPE(n)))
{
int i;
for (i = 0; i < NCH(n); i++)
{
list1node(fp, CHILD(n, i));
}
}
else if (ISTERMINAL(TYPE(n)))
{
switch (TYPE(n))
{
case INDENT:
++level;
break;
case DEDENT:
--level;
break;
default:
if (atbol != 0)
{
int i;
for (i = 0; i < level; ++i)
{
fprintf(fp, "\t");
}
atbol = 0;
}
if (TYPE(n) == NEWLINE)
{
if (STR(n) != null)
{
fprintf(fp, "%s", STR(n));
}
fprintf(fp, "\n");
atbol = 1;
}
else
{
fprintf(fp, "%s ", STR(n));
}
break;
}
}
else
{
fprintf(fp, "? ");
}
}
public static tok_state PyTokenizer_FromFile(FILEPtr fp, CharPtr ps1, CharPtr ps2)
{
tok_state tok = tok_new();
if (tok == null)
{
return(null);
}
if ((tok.buf = PyMem_NEW_char2(BUFSIZ)) == null)
{
PyMem_DEL(ref tok);
return(null);
}
tok.cur = new CharPtr(tok.buf);
tok.inp = new CharPtr(tok.buf);
tok.end = new CharPtr(tok.buf, BUFSIZ);
tok.fp = new FILEPtr(fp);
tok.prompt = new CharPtr(ps1);
tok.nextprompt = new CharPtr(ps2);
return(tok);
}
public static node PyParser_ParseFileFlags(FILEPtr fp, CharPtr filename, grammar g, int start,
CharPtr ps1, CharPtr ps2, perrdetail err_ret, int flags)
{
tok_state tok;
initerr(err_ret, filename);
if ((tok = PyTokenizer_FromFile(fp, ps1, ps2)) == null)
{
err_ret.error = E_NOMEM;
return(null);
}
if (0 != Py_TabcheckFlag || 0 != Py_VerboseFlag)
{
tok.filename = filename;
tok.altwarning = (filename != null)?1:0;
if (Py_TabcheckFlag >= 2)
{
tok.alterror++;
}
}
return(parsetok(tok, g, start, err_ret, flags));
}
public static node PyParser_ParseFile(FILEPtr fp, CharPtr filename, grammar g, int start,
CharPtr ps1, CharPtr ps2, perrdetail err_ret)
{
return(PyParser_ParseFileFlags(fp, filename, g, start, ps1, ps2,
err_ret, 0));
}
private static void listnode(FILEPtr fp, node n)
{
level = 0;
atbol = 1;
list1node(fp, n);
}
