mirror of
https://github.com/python/cpython.git
synced 2024-12-01 11:15:56 +01:00
102 lines
2.5 KiB
C
102 lines
2.5 KiB
C
/***********************************************************
|
|
Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
|
|
The Netherlands.
|
|
|
|
All Rights Reserved
|
|
|
|
Permission to use, copy, modify, and distribute this software and its
|
|
documentation for any purpose and without fee is hereby granted,
|
|
provided that the above copyright notice appear in all copies and that
|
|
both that copyright notice and this permission notice appear in
|
|
supporting documentation, and that the names of Stichting Mathematisch
|
|
Centrum or CWI or Corporation for National Research Initiatives or
|
|
CNRI not be used in advertising or publicity pertaining to
|
|
distribution of the software without specific, written prior
|
|
permission.
|
|
|
|
While CWI is the initial source for this software, a modified version
|
|
is made available by the Corporation for National Research Initiatives
|
|
(CNRI) at the Internet address ftp://ftp.python.org.
|
|
|
|
STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
|
|
REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
|
|
MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
|
|
CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
|
|
DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
|
|
PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
|
|
******************************************************************/
|
|
|
|
/* List a node on a file */
|
|
|
|
#include "pgenheaders.h"
|
|
#include "token.h"
|
|
#include "node.h"
|
|
|
|
/* Forward */
|
|
static void list1node Py_PROTO((FILE *, node *));
|
|
static void listnode Py_PROTO((FILE *, node *));
|
|
|
|
void
|
|
PyNode_ListTree(n)
|
|
node *n;
|
|
{
|
|
listnode(stdout, n);
|
|
}
|
|
|
|
static int level, atbol;
|
|
|
|
static void
|
|
listnode(fp, n)
|
|
FILE *fp;
|
|
node *n;
|
|
{
|
|
level = 0;
|
|
atbol = 1;
|
|
list1node(fp, n);
|
|
}
|
|
|
|
static void
|
|
list1node(fp, n)
|
|
FILE *fp;
|
|
node *n;
|
|
{
|
|
if (n == 0)
|
|
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) {
|
|
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, "? ");
|
|
}
|