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livetrax/libs/pbd/pbd/gstdio_compat.h
Paul Davis 75f56cd3e1 the great onceification (libs)
Replace use of #ifndef header guards with #pragma once

Modern C++, baby!
2024-10-17 07:44:31 -06:00

88 lines
2.6 KiB
C

/*
* Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* glib mingw64/win32 compatibility
*
* see http://pidgin.im/pipermail/devel/2014-April/023475.html
* and https://pidgin.im/pipermail/commits/2014-April/025031.html
* https://tracker.ardour.org/view.php?id=6575
*/
#pragma once
#include <glib/gstdio.h>
/* glib's definition of g_stat+GStatBuf is broken for mingw64-w32
* (and possibly other 32-bit windows)
*/
#if defined(_WIN32) && !defined(_MSC_VER) && !defined(_WIN64)
typedef struct _stat GStatBufW32;
static inline int
pbd_g_stat(const gchar *filename, GStatBufW32 *buf)
{
return g_stat(filename, (GStatBuf*)buf);
}
# define GStatBuf GStatBufW32
# define g_stat pbd_g_stat
# define g_lstat pbd_g_stat
#endif
/* 64bit mingw -- use _mingw_stat64.h
*
* glib-2.42.0 wrongly uses _wstat() with 'struct stat' (only MSVC is special cased),
* while the windows API is
* int _wstat(const wchar_t*, struct _stat*)
* note that struct _stat != struct stat;
*
* This has been fixed with sometime between 2.42.0 and 2.64.1
*/
#if defined(_WIN32) && !defined(_MSC_VER) && defined(_WIN64) && !GLIB_CHECK_VERSION (2,64,1)
#include <windows.h>
#include <errno.h>
#include <wchar.h>
typedef struct _stat GStatBufW64;
static inline int
pbd_g_stat(const gchar* filename, GStatBufW64* buf)
{
gunichar2* wfilename = g_utf8_to_utf16 (filename, -1, NULL, NULL, NULL);
if (wfilename == NULL) {
errno = EINVAL;
return -1;
}
int len = wcslen ((wchar_t*)wfilename);
while (len > 0 && G_IS_DIR_SEPARATOR (wfilename[len-1])) {
--len;
}
if (len > 0 && (!g_path_is_absolute (filename) || len > g_path_skip_root (filename) - filename)) {
wfilename[len] = '\0';
}
int retval = _wstat ((wchar_t*)wfilename, buf);
int save_errno = errno;
g_free (wfilename);
errno = save_errno;
return retval;
}
# define GStatBuf GStatBufW64
# define g_stat pbd_g_stat
# define g_lstat pbd_g_stat
#endif