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Viewing changes to m4source/ac_caolan_func_which_gethostbyname_r.m4

  • Committer: Bazaar Package Importer
  • Author(s): Martin A. Godisch
  • Date: 2004-06-26 09:43:57 UTC
  • Revision ID: james.westby@ubuntu.com-20040626094357-3be3jwcz1vcdhpe8
Tags: upstream-20040616
Import upstream version 20040616

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m4source/ac_caolan_func_which_gethostbyname_r.m4
 
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dnl Available from the GNU Autoconf Macro Archive at:
 
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dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_caolan_func_which_gethostbyname_r.html
 
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dnl
 
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AC_DEFUN([AC_caolan_FUNC_WHICH_GETHOSTBYNAME_R],
 
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[AC_CACHE_CHECK(for which type of gethostbyname_r, ac_cv_func_which_gethostname_r, [
 
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AC_CHECK_FUNC(gethostbyname_r, [
 
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        AC_TRY_COMPILE([
 
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#               include <netdb.h>
 
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        ],      [
 
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        char *name;
 
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        struct hostent *he;
 
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        struct hostent_data data;
 
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        (void) gethostbyname_r(name, he, &data);
 
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                ],ac_cv_func_which_gethostname_r=three,
 
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                        [
 
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dnl                     ac_cv_func_which_gethostname_r=no
 
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  AC_TRY_COMPILE([
 
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#   include <netdb.h>
 
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  ], [
 
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        char *name;
 
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        struct hostent *he, *res;
 
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        char buffer[2048];
 
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        int buflen = 2048;
 
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        int h_errnop;
 
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        (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
 
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  ],ac_cv_func_which_gethostname_r=six,
 
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  [
 
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dnl  ac_cv_func_which_gethostname_r=no
 
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  AC_TRY_COMPILE([
 
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#   include <netdb.h>
 
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  ], [
 
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                        char *name;
 
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                        struct hostent *he;
 
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                        char buffer[2048];
 
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                        int buflen = 2048;
 
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                        int h_errnop;
 
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                        (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
 
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  ],ac_cv_func_which_gethostname_r=five,ac_cv_func_which_gethostname_r=no)
 
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  ]
 
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  )
 
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                        ]
 
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                )]
 
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        ,ac_cv_func_which_gethostname_r=no)])
 
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if test $ac_cv_func_which_gethostname_r = six; then
 
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  AC_DEFINE(HAVE_FUNC_GETHOSTBYNAME_R_6)
 
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elif test $ac_cv_func_which_gethostname_r = five; then
 
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  AC_DEFINE(HAVE_FUNC_GETHOSTBYNAME_R_5)
 
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elif test $ac_cv_func_which_gethostname_r = three; then
 
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  AC_DEFINE(HAVE_FUNC_GETHOSTBYNAME_R_3)
 
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fi
 
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])