upstream/mercurial-mirror Commit - r34636:3455e2e2

1

/*

1

/*

2

util.h - utility functions for interfacing with the various python APIs.

2

util.h - utility functions for interfacing with the various python APIs.

3

4

This software may be used and distributed according to the terms of

4

This software may be used and distributed according to the terms of

5

the GNU General Public License, incorporated herein by reference.

5

the GNU General Public License, incorporated herein by reference.

6

*/

6

*/

7

8

#ifndef _HG_UTIL_H_

8

#ifndef _HG_UTIL_H_

9

#define _HG_UTIL_H_

9

#define _HG_UTIL_H_

10

11

#include "compat.h"

11

#include "compat.h"

12

13

#if PY_MAJOR_VERSION >= 3

13

#if PY_MAJOR_VERSION >= 3

14

#define IS_PY3K

14

#define IS_PY3K

15

#endif

15

#endif

16

17

/* clang-format off */

17

typedef struct {

18

typedef struct {

18

PyObject_HEAD

19

PyObject_HEAD

19

char state;

20

char state;

20

int mode;

21

int mode;

21

int size;

22

int size;

22

int mtime;

23

int mtime;

23

} dirstateTupleObject;

24

} dirstateTupleObject;

25

/* clang-format on */

24

26

25

extern PyTypeObject dirstateTupleType;

27

extern PyTypeObject dirstateTupleType;

26

#define dirstate_tuple_check(op) (Py_TYPE(op) == &dirstateTupleType)

28

#define dirstate_tuple_check(op) (Py_TYPE(op) == &dirstateTupleType)

27

29

28

#define MIN(a, b) (((a)<(b))?(a):(b))

30

#define MIN(a, b) (((a) < (b)) ? (a) : (b))

29

/* VC9 doesn't include bool and lacks stdbool.h based on my searching */

31

/* VC9 doesn't include bool and lacks stdbool.h based on my searching */

30

#if defined(_MSC_VER) || __STDC_VERSION__ < 199901L

32

#if defined(_MSC_VER) || __STDC_VERSION__ < 199901L

31

#define true 1

33

#define true 1

32

#define false 0

34

#define false 0

33

typedef unsigned char bool;

35

typedef unsigned char bool;

34

#else

36

#else

35

#include <stdbool.h>

37

#include <stdbool.h>

36

#endif

38

#endif

37

39

38

static inline PyObject *_dict_new_presized(Py_ssize_t expected_size)

40

static inline PyObject *_dict_new_presized(Py_ssize_t expected_size)

39

{

41

{

40

/* _PyDict_NewPresized expects a minused parameter, but it actually

42

/* _PyDict_NewPresized expects a minused parameter, but it actually

41

creates a dictionary that's the nearest power of two bigger than the

43

creates a dictionary that's the nearest power of two bigger than the

42

parameter. For example, with the initial minused = 1000, the

44

parameter. For example, with the initial minused = 1000, the

43

dictionary created has size 1024. Of course in a lot of cases that

45

dictionary created has size 1024. Of course in a lot of cases that

44

can be greater than the maximum load factor Python's dict object

46

can be greater than the maximum load factor Python's dict object

45

expects (= 2/3), so as soon as we cross the threshold we'll resize

47

expects (= 2/3), so as soon as we cross the threshold we'll resize

46

anyway. So create a dictionary that's at least 3/2 the size. */

48

anyway. So create a dictionary that's at least 3/2 the size. */

47

return _PyDict_NewPresized(((1 + expected_size) / 2) * 3);

49

return _PyDict_NewPresized(((1 + expected_size) / 2) * 3);

48

}

50

}

49

51

50

#endif /* _HG_UTIL_H_ */

52

#endif /* _HG_UTIL_H_ */

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
g 0-9	Goto bookmarked items from 0-9
n r	New repository page
n g	New gist page

	Repositories
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository access permissions settings
t s	Toggle sidebar on some pages

             /*
              util.h - utility functions for interfacing with the various python APIs.
              This software may be used and distributed according to the terms of
              the GNU General Public License, incorporated herein by reference.
             */
             #ifndef _HG_UTIL_H_
             #define _HG_UTIL_H_
             #include "compat.h"
             #if PY_MAJOR_VERSION >= 3
             #define IS_PY3K
             #endif
+            /* clang-format off */
             typedef struct {
             	PyObject_HEAD
             	char state;
             	int mode;
             	int size;
             	int mtime;
             } dirstateTupleObject;
+            /* clang-format on */
             extern PyTypeObject dirstateTupleType;
             #define dirstate_tuple_check(op) (Py_TYPE(op) == &dirstateTupleType)
-            #define MIN(a, b) (((a)<(b))?(a):(b))
+            #define MIN(a, b) (((a) < (b)) ? (a) : (b))
             /* VC9 doesn't include bool and lacks stdbool.h based on my searching */
             #if defined(_MSC_VER) || __STDC_VERSION__ < 199901L
             #define true 1
             #define false 0
             typedef unsigned char bool;
             #else
             #include <stdbool.h>
             #endif
             static inline PyObject *_dict_new_presized(Py_ssize_t expected_size)
             {
             	/* _PyDict_NewPresized expects a minused parameter, but it actually
             	   creates a dictionary that's the nearest power of two bigger than the
             	   parameter. For example, with the initial minused = 1000, the
             	   dictionary created has size 1024. Of course in a lot of cases that
             	   can be greater than the maximum load factor Python's dict object
             	   expects (= 2/3), so as soon as we cross the threshold we'll resize
             	   anyway. So create a dictionary that's at least 3/2 the size. */
             	return _PyDict_NewPresized(((1 + expected_size) / 2) * 3);
             }
             #endif /* _HG_UTIL_H_ */