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- dnl @synopsis MN_C_COMPILER_IS_CLANG
- dnl
- dnl Find out if a compiler claiming to be gcc really is gcc (fuck you clang).
- dnl @version 1.0 Oct 31 2013
- dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
- dnl
- dnl Permission to use, copy, modify, distribute, and sell this file for any
- dnl purpose is hereby granted without fee, provided that the above copyright
- dnl and this permission notice appear in all copies. No representations are
- dnl made about the suitability of this software for any purpose. It is
- dnl provided "as is" without express or implied warranty.
- dnl
- AC_DEFUN([MN_C_COMPILER_IS_CLANG],
- [AC_CACHE_CHECK(whether we are using the CLANG C compiler,
- mn_cv_c_compiler_clang,
- [ AC_LANG_ASSERT(C)
- AC_TRY_LINK([
- #include <stdio.h>
- ],
- [
- #ifndef __clang__
- This is not clang!
- #endif
- ],
- mn_cv_c_compiler_clang=yes,
- mn_cv_c_compiler_clang=no
- ])
- )
- ])
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