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Annotation of embedaddon/libiconv/srcm4/intmax.m4, revision 1.1.1.3

1.1.1.2   misho       1: # intmax.m4 serial 6 (gettext-0.18.2)
1.1.1.3 ! misho       2: dnl Copyright (C) 2002-2005, 2008-2019 Free Software Foundation, Inc.
1.1       misho       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.
                      6: 
                      7: dnl From Bruno Haible.
                      8: dnl Test whether the system has the 'intmax_t' type, but don't attempt to
                      9: dnl find a replacement if it is lacking.
                     10: 
                     11: AC_DEFUN([gt_TYPE_INTMAX_T],
                     12: [
                     13:   AC_REQUIRE([gl_AC_HEADER_INTTYPES_H])
                     14:   AC_REQUIRE([gl_AC_HEADER_STDINT_H])
                     15:   AC_CACHE_CHECK([for intmax_t], [gt_cv_c_intmax_t],
1.1.1.2   misho      16:     [AC_COMPILE_IFELSE(
                     17:        [AC_LANG_PROGRAM(
                     18:           [[
1.1       misho      19: #include <stddef.h>
                     20: #include <stdlib.h>
                     21: #if HAVE_STDINT_H_WITH_UINTMAX
                     22: #include <stdint.h>
                     23: #endif
                     24: #if HAVE_INTTYPES_H_WITH_UINTMAX
                     25: #include <inttypes.h>
                     26: #endif
1.1.1.2   misho      27:           ]],
                     28:           [[intmax_t x = -1;
                     29:             return !x;]])],
1.1       misho      30:        [gt_cv_c_intmax_t=yes],
                     31:        [gt_cv_c_intmax_t=no])])
                     32:   if test $gt_cv_c_intmax_t = yes; then
                     33:     AC_DEFINE([HAVE_INTMAX_T], [1],
                     34:       [Define if you have the 'intmax_t' type in <stdint.h> or <inttypes.h>.])
                     35:   fi
                     36: ])