John Williams wrote: > Elfyn McBratney wrote: >> You could use this >> >> #if defined(__GNUC__) && defined(__CYGWIN__) > > So __CYGWIN__ is defined in the preprocessor environment when compiling > under Cygwin? That's precisely what I'm after, thanks.
General answer to this kind of question: $ gcc -E -dM -xc /dev/null yields: #define _X86_ 1 #define __HAVE_BUILTIN_SETJMP__ 1 #define __tune_pentium2__ 1 #define __unix__ 1 #define unix 1 #define __i386__ 1 #define __SIZE_TYPE__ unsigned int #define __GNUC_PATCHLEVEL__ 0 #define _stdcall __attribute__((__stdcall__)) #define __CYGWIN__ 1 #define __unix 1 #define __USER_LABEL_PREFIX__ _ #define __STDC_HOSTED__ 1 #define __stdcall __attribute__((__stdcall__)) #define __tune_i686__ 1 #define __WCHAR_TYPE__ short unsigned int #define __WINT_TYPE__ unsigned int #define __GNUC__ 3 #define _cdecl __attribute__((__cdecl__)) #define __tune_pentium3__ 1 #define __tune_pentiumpro__ 1 #define __fastcall __attribute__((__fastcall__)) #define _fastcall __attribute__((__fastcall__)) #define __CYGWIN32__ 1 #define __GXX_ABI_VERSION 102 #define i386 1 #define __GNUC_MINOR__ 2 #define __STDC__ 1 #define __PTRDIFF_TYPE__ int #define __REGISTER_PREFIX__ #define __cdecl __attribute__((__cdecl__)) #define __NO_INLINE__ 1 #define __i386 1 #define __VERSION__ "3.2 20020927 (prerelease)" #define __declspec(x) __attribute__((x)) Max. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
