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Issue #23152: Implement _Py_fstat() to support files larger than 2 GB on Windows.

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fstat() may fail with EOVERFLOW on files larger than 2 GB because the file size type is an signed 32-bit integer.
This commit is contained in:
Steve Dower 2015-02-21 08:44:05 -08:00
parent 18d1924987
commit f2f373f593
12 changed files with 242 additions and 180 deletions
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31
Include/fileutils.h
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@ -21,11 +21,40 @@ PyAPI_FUNC(int) _Py_wstat(
struct stat *buf);
#endif
#if defined(HAVE_FSTAT) || defined(MS_WINDOWS)
#ifdef MS_WINDOWS
struct _Py_stat_struct {
unsigned long st_dev;
__int64 st_ino;
unsigned short st_mode;
int st_nlink;
int st_uid;
int st_gid;
unsigned long st_rdev;
__int64 st_size;
time_t st_atime;
int st_atime_nsec;
time_t st_mtime;
int st_mtime_nsec;
time_t st_ctime;
int st_ctime_nsec;
unsigned long st_file_attributes;
};
#else
# define _Py_stat_struct stat
#endif
PyAPI_FUNC(int) _Py_fstat(
int fd,
struct _Py_stat_struct *stat);
#endif /* HAVE_FSTAT || MS_WINDOWS */
#ifdef HAVE_STAT
PyAPI_FUNC(int) _Py_stat(
PyObject *path,
struct stat *statbuf);
#endif
#endif /* HAVE_STAT */
#ifndef Py_LIMITED_API
PyAPI_FUNC(int) _Py_open(