File: pycore_c_array.h

package info (click to toggle)
python3.14 3.14.0~rc1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 126,824 kB
  • sloc: python: 745,274; ansic: 713,752; xml: 31,250; sh: 5,822; cpp: 4,063; makefile: 1,988; objc: 787; lisp: 502; javascript: 136; asm: 75; csh: 12
file content (39 lines) | stat: -rw-r--r-- 971 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
#ifndef Py_INTERNAL_C_ARRAY_H
#define Py_INTERNAL_C_ARRAY_H

#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_BUILD_CORE
#  error "this header requires Py_BUILD_CORE define"
#endif


/* Utility for a number of growing arrays */

typedef struct {
    void *array;              /* pointer to the array */
    int allocated_entries;    /* pointer to the capacity of the array */
    size_t item_size;         /* size of each element */
    int initial_num_entries;  /* initial allocation size */
} _Py_c_array_t;


int _Py_CArray_Init(_Py_c_array_t* array, int item_size, int initial_num_entries);
void _Py_CArray_Fini(_Py_c_array_t* array);

/* If idx is out of bounds:
 * If arr->array is NULL, allocate arr->initial_num_entries slots.
 * Otherwise, double its size.
 *
 * Return 0 if successful and -1 (with exception set) otherwise.
 */
int _Py_CArray_EnsureCapacity(_Py_c_array_t *c_array, int idx);


#ifdef __cplusplus
}
#endif

#endif /* !Py_INTERNAL_C_ARRAY_H */