Home | History | Annotate | Line # | Download | only in m4 
      1  1.1  christos # signed.m4 serial 1 (gettext-0.10.40)
      2  1.1  christos dnl Copyright (C) 2001-2002 Free Software Foundation, Inc.
      3  1.1  christos dnl This file is free software; the Free Software Foundation
      4  1.1  christos dnl gives unlimited permission to copy and/or distribute it,
      5  1.1  christos dnl with or without modifications, as long as this notice is preserved.
      6  1.1  christos 
      7  1.1  christos dnl From Bruno Haible.
      8  1.1  christos 
      9  1.1  christos AC_DEFUN([bh_C_SIGNED],
     10  1.1  christos [
     11  1.1  christos   AC_CACHE_CHECK([for signed], bh_cv_c_signed,
     12  1.1  christos    [AC_TRY_COMPILE(, [signed char x;], bh_cv_c_signed=yes, bh_cv_c_signed=no)])
     13  1.1  christos   if test $bh_cv_c_signed = no; then
     14  1.1  christos     AC_DEFINE(signed, ,
     15  1.1  christos               [Define to empty if the C compiler doesn't support this keyword.])
     16  1.1  christos   fi
     17  1.1  christos ])
     18