Another step towards proper header ordering

1 files changed, 34 insertions, 0 deletions

diff --git a/src/sanity.hpp b/src/sanity.hpp
new file mode 100644
index 0000000..d4a8738
--- /dev/null
+++ b/src/sanity.hpp
@@ -0,0 +1,34 @@
+/// Keep spatulas out of the build environment
+#ifndef TMWA_SANITY_HPP
+#define TMWA_SANITY_HPP
+
+# ifndef __cplusplus
+#  error "Please compile in C++ mode"
+# endif // __cplusplus
+
+# if __GNUC__ < 4
+#  error "Your compiler is absolutely ancient. You have no chance ..."
+# endif // __GNUC__ < 4
+
+/// 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__)
+# 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, we use x86 / amd64 only"
+# endif // not __i386__
+
+#endif // TMWA_SANITY_HPP