Edit

thodg/libiconv/m4/longlong.m4

Branch :

  • Show log

    Commit

  • Author : Bruno Haible
    Date : 2003-07-02 10:34:24
    Hash : 8ba1b53e
    Message : New autoconf macros, needed by gettext.m4.

  • m4/longlong.m4
  • # longlong.m4 serial 4
    dnl Copyright (C) 1999-2003 Free Software Foundation, Inc.
    dnl This file is free software, distributed under the terms of the GNU
    dnl General Public License.  As a special exception to the GNU General
    dnl Public License, this file may be distributed as part of a program
    dnl that contains a configuration script generated by Autoconf, under
    dnl the same distribution terms as the rest of that program.
    
    dnl From Paul Eggert.
    
    # Define HAVE_LONG_LONG if 'long long' works.
    
    AC_DEFUN([jm_AC_TYPE_LONG_LONG],
    [
      AC_CACHE_CHECK([for long long], ac_cv_type_long_long,
      [AC_TRY_LINK([long long ll = 1LL; int i = 63;],
        [long long llmax = (long long) -1;
         return ll << i | ll >> i | llmax / ll | llmax % ll;],
        ac_cv_type_long_long=yes,
        ac_cv_type_long_long=no)])
      if test $ac_cv_type_long_long = yes; then
        AC_DEFINE(HAVE_LONG_LONG, 1,
          [Define if you have the 'long long' type.])
      fi
    ])