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v0.5.1
https://github.com/python/cpython
09 December 2020, 11:06:31 UTC
Revision 6e4300c99912b96089b1d8160e4b637a52d88df4 authored by R. David Murray on 12 November 2010, 00:39:09 UTC, committed by R. David Murray on 12 November 2010, 00:39:09 UTC 
Merged revisions 86419 via svnmerge from
 
svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r86419 | r.david.murray | 2010-11-11 19:35:31 -0500 (Thu, 11 Nov 2010) | 4 lines

  #7950: add warning about security implications of shell=True to subprocess docs

  Patch by Chris Rebert.
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Tip revision: 6e4300c99912b96089b1d8160e4b637a52d88df4 authored by R. David Murray on 12 November 2010, 00:39:09 UTC
Merged revisions 86419 via svnmerge from
Tip revision: 6e4300c
listnode.c 

/* List a node on a file */

#include "pgenheaders.h"
#include "token.h"
#include "node.h"

/* Forward */
static void list1node(FILE *, node *);
static void listnode(FILE *, node *);

void
PyNode_ListTree(node *n)
{
    listnode(stdout, n);
}

static int level, atbol;

static void
listnode(FILE *fp, node *n)
{
    level = 0;
    atbol = 1;
    list1node(fp, n);
}

static void
list1node(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, "? ");
}
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