comparison mercurial/cext/dirs.c @ 50303:0d3690f8ce2a stable

cext: fix for PyLong refactoring in CPython 3.12

Compiling Mercurial with Python 3.12 a5 would fail with:

mercurial/cext/dirs.c: In function '_addpath':
mercurial/cext/dirs.c:19:44: error: 'PyLongObject' {aka 'struct _longobject'} has no member named 'ob_digit'
   19 | #define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[0]
      |                                            ^~
mercurial/cext/dirs.c:97:25: note: in expansion of macro 'PYLONG_VALUE'
   97 |                         PYLONG_VALUE(val) += 1;
      |                         ^~~~~~~~~~~~
mercurial/cext/dirs.c:19:44: error: 'PyLongObject' {aka 'struct _longobject'} has no member named 'ob_digit'
   19 | #define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[0]
      |                                            ^~
mercurial/cext/dirs.c:108:17: note: in expansion of macro 'PYLONG_VALUE'
  108 |                 PYLONG_VALUE(val) = 1;
      |                 ^~~~~~~~~~~~
mercurial/cext/dirs.c: In function '_delpath':
mercurial/cext/dirs.c:19:44: error: 'PyLongObject' {aka 'struct _longobject'} has no member named 'ob_digit'
   19 | #define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[0]
      |                                            ^~
mercurial/cext/dirs.c:145:23: note: in expansion of macro 'PYLONG_VALUE'
  145 |                 if (--PYLONG_VALUE(val) <= 0) {
      |                       ^~~~~~~~~~~~

This was caused by
https://github.com/python/cpython/commit/c1b1f51cd1632f0b77dacd43092fb44ed5e053a9 .

50302:22d7cb8174ef

#include <Python.h>
#include <string.h>

#include "util.h"

#define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[0]

/*
 * This is a multiset of directory names, built from the files that
 * appear in a dirstate or manifest.
 *

50303:0d3690f8ce2a

#include <Python.h>
#include <string.h>

#include "util.h"

#if PY_VERSION_HEX >= 0x030C00A5
#define PYLONG_VALUE(o) ((PyLongObject *)o)->long_value.ob_digit[0]
#else
#define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[0]
#endif

/*
 * This is a multiset of directory names, built from the files that
 * appear in a dirstate or manifest.
 *