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annotate m4/strtoumax.m4 @ 6479:913b40e88d1a

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Update
author Sergey Poznyakoff <gray@gnu.org.ua>
date Fri, 09 Dec 2005 12:34:04 +0000
parents 87c42e194f4a
children 19c2e5121b2f
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Paul Eggert <eggert@cs.ucla.edu>
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1 # strtoumax.m4 serial 5
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2 dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
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3 dnl This file is free software; the Free Software Foundation
87c42e194f4a Use an all-permissive copyright notice, recommended by RMS.
Paul Eggert <eggert@cs.ucla.edu>
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4 dnl gives unlimited permission to copy and/or distribute it,
87c42e194f4a Use an all-permissive copyright notice, recommended by RMS.
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5 dnl with or without modifications, as long as this notice is preserved.
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7 AC_DEFUN([gl_FUNC_STRTOUMAX],
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8 [
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9 dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
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10 AC_REQUIRE([AC_PROG_CPP])
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11 AC_REQUIRE([AC_PROG_EGREP])
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13 AC_CACHE_CHECK([whether <inttypes.h> defines strtoumax as a macro],
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14 jm_cv_func_strtoumax_macro,
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15 [AC_EGREP_CPP([inttypes_h_defines_strtoumax], [#include <inttypes.h>
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16 #ifdef strtoumax
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17 inttypes_h_defines_strtoumax
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18 #endif],
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19 jm_cv_func_strtoumax_macro=yes,
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20 jm_cv_func_strtoumax_macro=no)])
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22 if test "$jm_cv_func_strtoumax_macro" != yes; then
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23 AC_REPLACE_FUNCS(strtoumax)
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24 if test $ac_cv_func_strtoumax = no; then
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25 gl_PREREQ_STRTOUMAX
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26 fi
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27 fi
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28 ])
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29
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30 # Prerequisites of lib/strtoumax.c.
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31 AC_DEFUN([gl_PREREQ_STRTOUMAX], [
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32 gl_AC_TYPE_UINTMAX_T
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33 AC_CHECK_DECLS(strtoull)
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34 AC_REQUIRE([gl_AC_TYPE_UNSIGNED_LONG_LONG])
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35 ])