1dnl @synopsis MN_C99_FLEXIBLE_ARRAY 2dnl 3dnl Dose the compiler support the 1999 ISO C Standard "stuct hack". 4dnl @version 1.1 Mar 15 2004 5dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com> 6dnl 7dnl Permission to use, copy, modify, distribute, and sell this file for any 8dnl purpose is hereby granted without fee, provided that the above copyright 9dnl and this permission notice appear in all copies. No representations are 10dnl made about the suitability of this software for any purpose. It is 11dnl provided "as is" without express or implied warranty. 12 13AC_DEFUN([MN_C99_FLEXIBLE_ARRAY], 14[AC_CACHE_CHECK(C99 struct flexible array support, 15 ac_cv_c99_flexible_array, 16 17# Initialize to unknown 18ac_cv_c99_flexible_array=no 19 20AC_TRY_LINK([[ 21 #include <stdlib.h> 22 typedef struct { 23 int k; 24 char buffer [] ; 25 } MY_STRUCT ; 26 ]], 27 [ MY_STRUCT *p = calloc (1, sizeof (MY_STRUCT) + 42); ], 28 ac_cv_c99_flexible_array=yes, 29 ac_cv_c99_flexible_array=no 30 ))] 31) # MN_C99_FLEXIBLE_ARRAY 32 33