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Add support for using liblzma headers in MSVC, which has no

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stdint.h or inttypes.h.
This commit is contained in:
Lasse Collin 2009-01-31 09:55:05 +02:00
parent b2172cf823
commit 4ab7601091
1 changed files with 46 additions and 24 deletions
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38
src/liblzma/api/lzma.h
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@ -73,16 +73,29 @@
*/
# if !defined(UINT32_C) || !defined(UINT64_C) \
|| !defined(UINT32_MAX) || !defined(UINT64_MAX)
/*
* MSVC has no C99 support, and thus it cannot be used to
* compile liblzma. The liblzma API has to still be usable
* from MSVC, so we need to define the required standard
* integer types here.
*/
#if defined(_WIN32) && defined(_MSC_VER)
typedef unsigned __int8 uint8_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;
# else
/* Use the standard inttypes.h. */
# ifdef __cplusplus
/*
* C99 sections 7.18.2 and 7.18.4 specify that in C++
* implementations define the limit and constant
* macros only if specifically requested. Note that
* if you want the format macros (PRIu64 etc.) too,
* you need to define __STDC_FORMAT_MACROS before
* including lzma.h, since re-including inttypes.h
* with __STDC_FORMAT_MACROS defined doesn't
* necessarily work.
* C99 sections 7.18.2 and 7.18.4 specify that
* in C++ implementations define the limit
* and constant macros only if specifically
* requested. Note that if you want the
* format macros (PRIu64 etc.) too, you need
* to define __STDC_FORMAT_MACROS before
* including lzma.h, since re-including
* inttypes.h with __STDC_FORMAT_MACROS
* defined doesn't necessarily work.
*/
# ifndef __STDC_LIMIT_MACROS
# define __STDC_LIMIT_MACROS 1
@ -93,6 +106,7 @@
# endif
# include <inttypes.h>
# endif
/*
* Some old systems have only the typedefs in inttypes.h, and
@ -103,10 +117,17 @@
* before including lzma.h.
*/
# ifndef UINT32_C
# if defined(_WIN32) && defined(_MSC_VER)
# define UINT32_C(n) n ## UI32
# else
# define UINT32_C(n) n ## U
# endif
# endif
# ifndef UINT64_C
# if defined(_WIN32) && defined(_MSC_VER)
# define UINT64_C(n) n ## UI64
# else
/* Get ULONG_MAX. */
# include <limits.h>
# if ULONG_MAX == 4294967295UL
@ -115,6 +136,7 @@
# define UINT64_C(n) n ## UL
# endif
# endif
# endif
# ifndef UINT32_MAX
# define UINT32_MAX (UINT32_C(4294967295))