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libiconv 1.16

    1: # uintmax_t.m4 serial 12
    2: dnl Copyright (C) 1997-2004, 2007-2019 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.
    6: 
    7: dnl From Paul Eggert.
    8: 
    9: AC_PREREQ([2.13])
   10: 
   11: # Define uintmax_t to 'unsigned long' or 'unsigned long long'
   12: # if it is not already defined in <stdint.h> or <inttypes.h>.
   13: 
   14: AC_DEFUN([gl_AC_TYPE_UINTMAX_T],
   15: [
   16:   AC_REQUIRE([gl_AC_HEADER_INTTYPES_H])
   17:   AC_REQUIRE([gl_AC_HEADER_STDINT_H])
   18:   if test $gl_cv_header_inttypes_h = no && test $gl_cv_header_stdint_h = no; then
   19:     AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
   20:     test $ac_cv_type_unsigned_long_long_int = yes \
   21:       && ac_type='unsigned long long' \
   22:       || ac_type='unsigned long'
   23:     AC_DEFINE_UNQUOTED([uintmax_t], [$ac_type],
   24:       [Define to unsigned long or unsigned long long
   25:        if <stdint.h> and <inttypes.h> don't define.])
   26:   else
   27:     AC_DEFINE([HAVE_UINTMAX_T], [1],
   28:       [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.])
   29:   fi
   30: ])