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gmio_core: in gmio_stream_stdio_size(), use fstat64() when available

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This commit is contained in:
Hugues Delorme 2015-04-02 09:39:11 +02:00
parent 35359a2580
commit 2929ea45c5
1 changed files with 19 additions and 32 deletions
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51
src/gmio_core/stream.c
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@ -21,50 +21,37 @@
#if defined(GMIO_HAVE_SYS_TYPES_H) && defined(GMIO_HAVE_SYS_STAT_H)
/* Activate 64bit variants of stat(), fstat(), ...
* See:
/* For some platforms maybe it's better to override stat(), fstat(), etc. with
* 64bit variants. See:
* http://linux.die.net/man/2/fstat64
* #define _FILE_OFFSET_BITS 64
* https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man2/fstat.2.html
* #define _DARWIN_USE_64_BIT_INODE
*/
# ifdef GMIO_OS_LINUX
# if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS != 64
# undef _FILE_OFFSET_BITS
# endif
# if !defined(_FILE_OFFSET_BITS)
# define _FILE_OFFSET_BITS=64
# endif
# if !defined(_POSIX_C_SOURCE)
/* This enables fileno() */
# define _POSIX_C_SOURCE
# endif
# define GMIO_FSTAT64_OVERRIDE
# endif /* Linux */
# ifdef GMIO_OS_MAC
# if !defined(_DARWIN_USE_64_BIT_INODE)
# define _DARWIN_USE_64_BIT_INODE
# endif
# define GMIO_FSTAT64_OVERRIDE
# endif /* Apple */
# include <sys/types.h>
# include <sys/stat.h>
/* Define wrapper around the stat structure and the fstat() function */
# ifdef GMIO_HAVE_WIN__FSTAT64_FUNC
/* gmio_stat_t: type alias on the stat structure
* GMIO_FSTAT_FUNC_NAME: alias on the fstat() function
*/
# if defined(GMIO_HAVE_WIN__FSTAT64_FUNC)
typedef struct __stat64 gmio_stat_t;
GMIO_INLINE int gmio_fstat(int fd, gmio_stat_t* buf)
{ return _fstat64(fd, buf); }
# elif defined(GMIO_FSTAT64_OVERRIDE) || !defined(GMIO_HAVE_POSIX_FSTAT64_FUNC)
typedef struct stat gmio_stat_t;
GMIO_INLINE int gmio_fstat(int fd, gmio_stat_t* buf)
{ return fstat(fd, buf); }
# define GMIO_FSTAT_FUNC_NAME _fstat64
# elif defined(GMIO_HAVE_POSIX_FSTAT64_FUNC)
typedef struct stat64 gmio_stat_t;
GMIO_INLINE int gmio_fstat(int fd, gmio_stat_t* buf)
{ return fstat64(fd, buf); }
# define GMIO_FSTAT_FUNC_NAME fstat64
# else
typedef struct stat gmio_stat_t;
# define GMIO_FSTAT_FUNC_NAME fstat
# endif
/* Define wrapper around the fstat() function */
GMIO_INLINE int gmio_fstat(int fd, gmio_stat_t* buf)
{
return GMIO_FSTAT_FUNC_NAME(fd, buf);
}
#endif /* GMIO_HAVE_SYS_TYPES_H && GMIO_HAVE_SYS_STAT_H */
gmio_stream_t gmio_stream_null()