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annotate m4/sethostname.m4 @ 40196:e63f5d3edab5

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relocatable-prog: Update documentation. * doc/relocatable-maint.texi (Supporting Relocation): Update to match the recent changes.
author Bruno Haible <bruno@clisp.org>
date Sun, 24 Feb 2019 01:49:15 +0100
parents b06060465f09
children
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Ben Walton <bwalton@artsci.utoronto.ca>
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1 # sethostname.m4 serial 1
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b06060465f09 maint: Run 'make update-copyright'
Paul Eggert <eggert@cs.ucla.edu>
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2 dnl Copyright (C) 2011-2019 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 # Ensure
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8 # - the sethostname() function,
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9 # - the HOST_NAME_MAX macro in <limits.h>.
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10 AC_DEFUN([gl_FUNC_SETHOSTNAME],
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11 [
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12 AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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13
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14 gl_PREREQ_HOST_NAME_MAX
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15
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16 AC_CHECK_FUNCS([sethostname])
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17 if test $ac_cv_func_sethostname = no; then
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18 HAVE_SETHOSTNAME=0
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19 fi
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20
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21 AC_CHECK_DECLS([sethostname])
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22 if test $ac_cv_have_decl_sethostname = no; then
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23 HAVE_DECL_SETHOSTNAME=0
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24 fi
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25 ])