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annotate m4/imaxdiv.m4 @ 40057:b06060465f09

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maint: Run 'make update-copyright'
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 01 Jan 2019 00:25:11 +0100
parents a1cf139454dc
children
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19663
a1cf139454dc imaxdiv: Fix compilation error on Android.
Bruno Haible <bruno@clisp.org>
parents: 19484
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1 # imaxdiv.m4 serial 5
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b06060465f09 maint: Run 'make update-copyright'
Paul Eggert <eggert@cs.ucla.edu>
parents: 19663
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2 dnl Copyright (C) 2006, 2009-2019 Free Software Foundation, Inc.
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3 dnl This file is free software; the Free Software Foundation
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4 dnl gives unlimited permission to copy and/or distribute it,
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5 dnl with or without modifications, as long as this notice is preserved.
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6
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7 AC_DEFUN([gl_FUNC_IMAXDIV],
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8 [
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9 AC_REQUIRE([gl_INTTYPES_H_DEFAULTS])
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10
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11 dnl On OSF/1 5.1 with cc, this function is declared but not defined.
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12 AC_CHECK_FUNCS_ONCE([imaxdiv])
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13 AC_CHECK_DECLS_ONCE([imaxdiv])
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14 if test "$ac_cv_have_decl_imaxdiv" != yes; then
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15 HAVE_DECL_IMAXDIV=0
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16 fi
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17
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18 AC_CACHE_CHECK([whether <inttypes.h> defines imaxdiv_t],
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19 [gl_cv_type_imaxdiv_t],
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20 [dnl Assume that if imaxdiv is declared, imaxdiv_t is defined.
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21 if test $ac_cv_have_decl_imaxdiv = yes; then
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22 gl_cv_type_imaxdiv_t=yes
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23 else
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24 AC_COMPILE_IFELSE(
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25 [AC_LANG_PROGRAM(
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26 [[#include <inttypes.h>
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27 imaxdiv_t x;
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28 ]])
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29 ],
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30 [gl_cv_type_imaxdiv_t=yes],
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31 [gl_cv_type_imaxdiv_t=no])
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32 fi
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33 ])
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34 if test $gl_cv_type_imaxdiv_t = no; then
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35 HAVE_IMAXDIV_T=0
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36 fi
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37 ])
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38
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39 # Prerequisites of lib/imaxdiv.c.
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40 AC_DEFUN([gl_PREREQ_IMAXDIV], [:])