1# getdate.m4 serial 12
2dnl Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_C_COMPOUND_LITERALS],
8[
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.])
18  fi
19])
20
21AC_DEFUN([gl_GETDATE],
22[
23  dnl Prerequisites of lib/getdate.h.
24  AC_REQUIRE([AM_STDBOOL_H])
25  AC_REQUIRE([gl_TIMESPEC])
26
27  dnl Prerequisites of lib/getdate.y.
28  AC_REQUIRE([gl_BISON])
29  AC_REQUIRE([gl_C_COMPOUND_LITERALS])
30  AC_STRUCT_TIMEZONE
31  AC_REQUIRE([gl_CLOCK_TIME])
32  AC_REQUIRE([gl_TM_GMTOFF])
33])
34