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annotate src/libsndfile-1.0.27/M4/clang.m4 @ 40:1df64224f5ac
Current libsndfile source
| author | Chris Cannam |
|---|---|
| date | Tue, 18 Oct 2016 13:22:47 +0100 |
| parents | |
| children |
| rev | line source |
|---|---|
| Chris@40 | 1 dnl @synopsis MN_C_COMPILER_IS_CLANG |
| Chris@40 | 2 dnl |
| Chris@40 | 3 dnl Find out if a compiler claiming to be gcc really is gcc (fuck you clang). |
| Chris@40 | 4 dnl @version 1.0 Oct 31 2013 |
| Chris@40 | 5 dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com> |
| Chris@40 | 6 dnl |
| Chris@40 | 7 dnl Permission to use, copy, modify, distribute, and sell this file for any |
| Chris@40 | 8 dnl purpose is hereby granted without fee, provided that the above copyright |
| Chris@40 | 9 dnl and this permission notice appear in all copies. No representations are |
| Chris@40 | 10 dnl made about the suitability of this software for any purpose. It is |
| Chris@40 | 11 dnl provided "as is" without express or implied warranty. |
| Chris@40 | 12 dnl |
| Chris@40 | 13 |
| Chris@40 | 14 |
| Chris@40 | 15 AC_DEFUN([MN_C_COMPILER_IS_CLANG], |
| Chris@40 | 16 [AC_CACHE_CHECK(whether we are using the CLANG C compiler, |
| Chris@40 | 17 mn_cv_c_compiler_clang, |
| Chris@40 | 18 [ AC_LANG_ASSERT(C) |
| Chris@40 | 19 AC_TRY_LINK([ |
| Chris@40 | 20 #include <stdio.h> |
| Chris@40 | 21 ], |
| Chris@40 | 22 [ |
| Chris@40 | 23 #ifndef __clang__ |
| Chris@40 | 24 This is not clang! |
| Chris@40 | 25 #endif |
| Chris@40 | 26 ], |
| Chris@40 | 27 mn_cv_c_compiler_clang=yes, |
| Chris@40 | 28 mn_cv_c_compiler_clang=no |
| Chris@40 | 29 ]) |
| Chris@40 | 30 ) |
| Chris@40 | 31 ]) |