diff options
Diffstat (limited to 'src/common/sanity.hpp')
| -rw-r--r-- | src/common/sanity.hpp | 61 |
1 files changed, 42 insertions, 19 deletions
diff --git a/src/common/sanity.hpp b/src/common/sanity.hpp index 7ffd077..e54739f 100644 --- a/src/common/sanity.hpp +++ b/src/common/sanity.hpp @@ -1,31 +1,54 @@ /// return wrappers for unexpected NULL pointers #ifndef SANITY_HPP #define SANITY_HPP + # ifndef __cplusplus # error "Please compile in C++ mode" -# endif -# if __GNUC__ < 3 -// I don't specifically know what version this requires, -// but GCC 3 was the beginning of modern GCC -# error "Please upgrade your compiler to at least GCC 3" -# endif -# ifndef __i386__ -// Known platform dependencies: -// endianness for the [RW]FIFO.* macros -// possibly, some signal-handling -# error "Unsupported platform" -# endif -# ifdef __x86_64__ -// I'm working on it - I know there are some pointer-size assumptions. -# error "Sorry, this code is believed not to be 64-bit safe" -# error "please compile with -m32" -# endif +# endif // __cplusplus + +# if __GNUC__ < 4 +# error "Your compiler is absolutely ancient. You have no chance ..." +# endif // __GNUC__ < 4 -/// A name for unused function arguments - can be repeated -# define UNUSED /* empty works for C++ */ /// Convert type assumptions to use the standard types here # include <cstdint> /// size_t, NULL # include <cstddef> +# if __GNUC__ == 4 +// clang identifies as GCC 4.2, but is mostly okay. +// Until a bug-free release of it happens, though, I won't recommend it. +// (patched) clang 3.1 would be the requirement +# if __GNUC_MINOR__ < 6 && !defined(__clang__) +# error "Please upgrade to at least GCC 4.6" +# endif // __GNUC_MINOR__ < 6 && !defined(__clang__) +// temporary workaround for library issues +// since __GLIBCXX__ is hard to use +# if __GNUC_MINOR__ == 6 +# define WORKAROUND_GCC46_COMPILER +# endif // __GNUC_MINOR__ == 6 +# ifdef __GLIBCXX__ +// versions of libstdc++ from gcc +// 4.6.0, 4.6.1, 4.6.2, 4.6.3 +# if __GLIBCXX__ == 20110325 \ + || __GLIBCXX__ == 20110627 \ + || __GLIBCXX__ == 20111026 \ + || __GLIBCXX__ == 20120301 \ + || __GLIBCXX__ == 20121127 // prerelease in Debian wheezy +# define WORKAROUND_GCC46_LIBRARY +# endif // __GLIBCXX__ == ... +# endif // defined __GLIBCXX__ +# if defined(WORKAROUND_GCC46_COMPILER) \ + && !defined(WORKAROUND_GCC46_LIBRARY) +# error "Unknown gcc 4.6.x release" +# endif // compiler and not library +# endif // __GNUC__ == 4 + +# if not defined(__i386__) and not defined(__x86_64__) +// Known platform dependencies: +// endianness for the [RW]FIFO.* macros +// possibly, some signal-handling +# error "Unsupported platform use x86 / amd64 only" +# endif // not __i386__ + #endif // SANITY_HPP |