92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/* safesysstat.h: #include <sys/stat.h>, but enabling large file support.
|
|
*
|
|
* Copyright (C) 2007,2012 Olly Betts
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
|
|
* USA
|
|
*/
|
|
|
|
#ifndef XAPIAN_INCLUDED_SAFESYSSTAT_H
|
|
#define XAPIAN_INCLUDED_SAFESYSSTAT_H
|
|
|
|
#include <sys/stat.h>
|
|
|
|
// For most platforms, AC_SYS_LARGEFILE enables support for large files at
|
|
// configure time, but MSVC doesn't use configure so we have to put the
|
|
// magic somewhere else - i.e. here!
|
|
|
|
#ifdef _MSC_VER
|
|
// MSVC needs to call _stati64() instead of stat() and the struct which holds
|
|
// the information is "struct _stati64" instead of "struct stat" so we just
|
|
// use #define to replace both in one go. We also want to use _fstati64()
|
|
// instead of fstat() but in this case we can use a function-like macro.
|
|
//
|
|
// This hack is a problem is we ever want a method called "stat", or one called
|
|
// fstat which takes 2 parameters, but we can probably live with these
|
|
// limitations.
|
|
|
|
#ifdef stat
|
|
# undef stat
|
|
#endif
|
|
|
|
#ifdef fstat
|
|
# undef fstat
|
|
#endif
|
|
|
|
// NB: _stati64 not _stat64 (the latter just returns a 64 bit timestamp).
|
|
#define stat _stati64
|
|
#define fstat(FD, BUF) _fstati64(FD,BUF)
|
|
|
|
#endif
|
|
|
|
#ifdef __WIN32__
|
|
|
|
// MSVC lacks these POSIX macros and other compilers may too:
|
|
#ifndef S_ISDIR
|
|
# define S_ISDIR(ST_MODE) (((ST_MODE) & _S_IFMT) == _S_IFDIR)
|
|
#endif
|
|
#ifndef S_ISREG
|
|
# define S_ISREG(ST_MODE) (((ST_MODE) & _S_IFMT) == _S_IFREG)
|
|
#endif
|
|
|
|
// On UNIX, mkdir() is prototyped in <sys/stat.h> but on Windows it's in
|
|
// <direct.h>, so just include that from here to avoid build failures on
|
|
// MSVC just because of some new use of mkdir(). This also reduces the
|
|
// number of conditionalised #include statements we need in the sources.
|
|
#include <direct.h>
|
|
|
|
// Add overloaded version of mkdir which takes an (ignored) mode argument
|
|
// to allow source code to just specify a mode argument unconditionally.
|
|
//
|
|
// The () around mkdir are in case it's defined as a macro.
|
|
inline int (mkdir)(const char *pathname, mode_t /*mode*/) {
|
|
return _mkdir(pathname);
|
|
}
|
|
|
|
#else
|
|
|
|
// These were specified by POSIX.1-1996, so most platforms should have
|
|
// these by now:
|
|
#ifndef S_ISDIR
|
|
# define S_ISDIR(ST_MODE) (((ST_MODE) & S_IFMT) == S_IFDIR)
|
|
#endif
|
|
#ifndef S_ISREG
|
|
# define S_ISREG(ST_MODE) (((ST_MODE) & S_IFMT) == S_IFREG)
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#endif /* XAPIAN_INCLUDED_SAFESYSSTAT_H */
|