gecko-dev/mfbt/SizePrintfMacros.h
Tom Ritter 815d66d2b3 Bug 1368406 Use non-Windows Printf Format Specifiers in MinGW r=froydnj
MinGW applies the gnu_printf format attribute, which expects
non-Windows format specifiers. These macros were not designed
to handle MinGW.

MozReview-Commit-ID: HuJrK43Bg1A

--HG--
extra : rebase_source : 6ccc1b2f4ab0e71584f442e86d94322e2c6382fb
2017-05-29 00:38:57 -05:00

34 lines
1.1 KiB
C

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* Implements (nonstandard) PRI{ouxX}SIZE format macros for size_t types. */
#ifndef mozilla_SizePrintfMacros_h_
#define mozilla_SizePrintfMacros_h_
/*
* MSVC's libc does not support C99's %z format length modifier for size_t
* types. Instead, we use Microsoft's nonstandard %I modifier for size_t, which
* is unsigned __int32 on 32-bit platforms and unsigned __int64 on 64-bit
* platforms:
*
* http://msdn.microsoft.com/en-us/library/tcxf1dw6.aspx
*/
#if defined(XP_WIN) && !defined(__MINGW32__)
# define PRIoSIZE "Io"
# define PRIuSIZE "Iu"
# define PRIxSIZE "Ix"
# define PRIXSIZE "IX"
#else
# define PRIoSIZE "zo"
# define PRIuSIZE "zu"
# define PRIxSIZE "zx"
# define PRIXSIZE "zX"
#endif
#endif /* mozilla_SizePrintfMacros_h_ */