comparison src/libsndfile-1.0.25/M4/flexible_array.m4 @ 0:c7265573341e

Import initial set of sources

+dnl @synopsis MN_C99_FLEXIBLE_ARRAY
+dnl
+dnl Dose the compiler support the 1999 ISO C Standard "stuct hack".
+dnl @version 1.1	Mar 15 2004
+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.
+
+AC_DEFUN([MN_C99_FLEXIBLE_ARRAY],
+[AC_CACHE_CHECK(C99 struct flexible array support, 
+	ac_cv_c99_flexible_array,
+
+# Initialize to unknown
+ac_cv_c99_flexible_array=no
+
+AC_TRY_LINK([[
+	#include <stdlib.h>
+	typedef struct {
+	int k;
+	char buffer [] ;
+	} MY_STRUCT ;
+	]], 
+	[  MY_STRUCT *p = calloc (1, sizeof (MY_STRUCT) + 42); ],
+	ac_cv_c99_flexible_array=yes,
+	ac_cv_c99_flexible_array=no
+	))]
+) # MN_C99_FLEXIBLE_ARRAY
+