On Mon, Jan 23, 2012 at 5:05 PM, Ruediger Meier <sweet_f_a at gmx.de> wrote:
> From: Ruediger Meier <ruediger.meier at ga-group.nl>
>
> We want to use it later to do checks for getaddrinfo and getnameinfo
> more portable.
> ---
> ?acinclude.m4 | ? 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ?1 files changed, 57 insertions(+), 0 deletions(-)
>
> diff --git a/acinclude.m4 b/acinclude.m4
> index d91c733..38d1819 100644
> --- a/acinclude.m4
> +++ b/acinclude.m4
> @@ -486,6 +486,63 @@ AC_DEFUN([SANE_CHECK_GPHOTO2],
> ?])
>
> ?#
> +# Checks for functions which comming usually from netdb.h or ws2tcpip.h (e.g.
> +# getaddrinfo). Header checks have to be done before as well as adding the
> right
"... which usually come from ..."
Chris
> +# libs
> +AC_DEFUN([SANE_CHECK_NETDB_FUNC],
> +[
> + ?sane_netdb_includes="$ac_includes_default
> + ?#ifdef HAVE_SYS_SOCKET_H
> + ?# include <sys/socket.h>
> + ?#endif
> + ?#ifdef HAVE_NETDB_H
> + ?# include <netdb.h>
> + ?#endif
> + ?#ifdef HAVE_WINSOCK2_H
> + ?# include <winsock2.h>
> + ?#endif
> + ?#ifdef HAVE_WS2TCPIP_H
> + ?# include <ws2tcpip.h>
> + ?#endif"
> +
> + ?ac_cv_func_$1="no"
> + ?need_winver_xp="no"
> +
> + ?AC_MSG_CHECKING([for win32 ]$1)
> + ?AC_TRY_COMPILE(
> + ? ?[$sane_netdb_includes],
> + ? ?[int testme(){ ]$1[; }],
> + ? ?[AC_MSG_RESULT(yes)
> + ? ?ac_cv_func_$1="yes"],
> + ? ?[AC_MSG_RESULT(no)])
> +
> + ?dnl Under mingw, we may need to set WINVER to 0x0501 to expose the
> function.
> + ?if test "$ac_cv_func_$1" != "yes"; then
> + ? ?AC_MSG_CHECKING([for win32 ]$1[ if WINVER is 0x0501])
> + ? ?AC_TRY_COMPILE(
> + ? ? ?[#define WINVER 0x0501
> + ? ? ?$sane_netdb_includes],
> + ? ? ?[int testme(){ ]$1[; }],
> + ? ? ?[AC_MSG_RESULT(yes)
> + ? ? ?ac_cv_func_$1="yes"
> + ? ? ?need_winver_xp="yes"],
> + ? ? ?[AC_MSG_RESULT(no)])
> + ?fi
> +
> + ?if test "$ac_cv_func_$1" = "yes"; then
> + ? ?AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), [1],
> + ? ? ?[Define to 1 if you have the `]$1[' function.])
> +
> + ? ?if test "$need_winver_xp" = "yes"; then
> + ? ? ?AC_DEFINE([NEED_WINVER_XP], [1],
> + ? ? ? ?[Define to 1 if some win32 functions needs WINVER set.])
> + ? ?fi
> + ?fi
> +
> + ?unset sane_netdb_includes
> +])
> +
> +#
> ?# Check for AF_INET6, determines whether or not to enable IPv6 support
> ?# Check for ss_family member in struct sockaddr_storage
> ?AC_DEFUN([SANE_CHECK_IPV6],
> --
> 1.7.6.1
>
>
> --
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