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reorganized/improved fixed size int types definitions; in particular use __int64 for wxInt64 if available

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23817 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2003-09-22 13:47:55 +00:00
parent ef620df011
commit 8fb3747278
2 changed files with 204 additions and 118 deletions
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57
include/wx/longlong.h
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@@ -38,60 +38,17 @@
// decide upon which class we will use
// ----------------------------------------------------------------------------
// to avoid compilation problems on 64bit machines with ambiguous method calls
// we will need to define this
#undef wxLongLongIsLong
// NB: we #define and not typedef wxLongLong_t because we want to be able to
// use 'unsigned wxLongLong_t' as well and because we use "#ifdef
// wxLongLong_t" below
// first check for generic cases which are long on 64bit machine and "long
// long", then check for specific compilers
#if defined(SIZEOF_LONG) && (SIZEOF_LONG == 8)
#define wxLongLong_t long
#define wxLongLongSuffix l
#define wxLongLongFmtSpec _T("l")
#define wxLongLongIsLong
#elif (defined(__VISUALC__) && defined(__WIN32__)) || defined( __VMS__ )
#define wxLongLong_t __int64
#define wxLongLongSuffix i64
#define wxLongLongFmtSpec _T("I64")
#elif defined(__BORLANDC__) && defined(__WIN32__) && (__BORLANDC__ >= 0x520)
#define wxLongLong_t __int64
#define wxLongLongSuffix i64
#define wxLongLongFmtSpec _T("Ld")
#elif (defined(SIZEOF_LONG_LONG) && SIZEOF_LONG_LONG >= 8) || \
defined(__MINGW32__) || \
defined(__GNUC__) || \
defined(__CYGWIN__) || \
defined(__WXMICROWIN__) || \
(defined(__DJGPP__) && __DJGPP__ >= 2)
#define wxLongLong_t long long
#define wxLongLongSuffix ll
#define wxLongLongFmtSpec _T("ll")
#elif defined(__MWERKS__)
#if __option(longlong)
#define wxLongLong_t long long
#define wxLongLongSuffix ll
#define wxLongLongFmtSpec _T("ll")
#else
#error "The 64 bit integer support in CodeWarrior has been disabled."
#error "See the documentation on the 'longlong' pragma."
#endif
#elif defined(__VISAGECPP__) && __IBMCPP__ >= 400
#define wxLongLong_t long long
#else // no native long long type
#ifndef wxLongLong_t
// both warning and pragma warning are not portable, but at least an
// unknown pragma should never be an error -- except that, actually, some
// broken compilers don't like it, so we have to disable it in this case
// <sigh>
#if !(defined(__WATCOMC__) || defined(__VISAGECPP__))
#pragma warning "Your compiler does not appear to support 64 bit "\
"integers, using emulation class instead.\n" \
"Please report your compiler version to " \
"wx-dev@lists.wxwindows.org!"
#endif
#if !(defined(__WATCOMC__) || defined(__VISAGECPP__))
#pragma warning "Your compiler does not appear to support 64 bit "\
"integers, using emulation class instead.\n" \
"Please report your compiler version to " \
"wx-dev@lists.wxwindows.org!"
#endif
#define wxUSE_LONGLONG_WX 1
#endif // compiler