2 dnl Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_C_COMPOUND_LITERALS],
9 AC_CACHE_CHECK([for compound literals], gl_cv_compound_literals,
10 [AC_TRY_COMPILE([struct s { int i, j; }; struct s s = (struct s) { 1, 2 };],
11 [struct s t = (struct s) { 3, 4 };
12 if (t.i != 0) return 0;],
13 gl_cv_compound_literals=yes,
14 gl_cv_compound_literals=no)])
15 if test $gl_cv_compound_literals = yes; then
16 AC_DEFINE(HAVE_COMPOUND_LITERALS, 1,
17 [Define if you have compound literals.])
21 AC_DEFUN([gl_GETDATE],
23 dnl Prerequisites of lib/getdate.h.
24 AC_REQUIRE([AM_STDBOOL_H])
25 AC_REQUIRE([gl_TIMESPEC])
27 dnl Prerequisites of lib/getdate.y.
28 AC_REQUIRE([gl_BISON])
29 AC_REQUIRE([gl_C_COMPOUND_LITERALS])
31 AC_REQUIRE([gl_CLOCK_TIME])
32 AC_REQUIRE([gl_TM_GMTOFF])