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improve sa_len, af_inet6, and ipv6 support

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This commit is contained in:
Bob Halley
1999-07-08 00:06:29 +00:00
parent e69a743c2a
commit 9cda9dc86e
1 changed files with 38 additions and 17 deletions
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55
configure.in
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@@ -13,7 +13,7 @@ dnl PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
dnl ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
dnl SOFTWARE.
AC_REVISION($Revision: 1.32 $)
AC_REVISION($Revision: 1.33 $)
AC_PREREQ(2.13)
@@ -228,12 +228,6 @@ dnl
dnl Networking specifics.
dnl
case "$host" in
*-sun-solaris*)
AC_DEFINE(NEED_AF_INET6)
;;
*-hp-hpux*)
AC_DEFINE(NEED_AF_INET6)
;;
*-dec-osf*)
dnl Turn on 4.4BSD style sa_len support.
dnl (Disabled for now because it is incompatible
@@ -242,22 +236,48 @@ case "$host" in
;;
esac
dnl
dnl Look for a 4.4BSD-style sa_len member in struct sockaddr.
dnl Note: the test used when cross-compiling usually works, but can
dnl have false positives (which is why we AC_TRY_RUN).
dnl
AC_MSG_CHECKING(for sa_len in struct sockaddr)
AC_TRY_RUN([
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[int foo() { struct sockaddr sa; sa.sa_len = 0; return (0); }],
[AC_MSG_RESULT(yes)
ISC_NET_HAVESALEN="#define ISC_NET_HAVESALEN 1"],
[AC_MSG_RESULT(no)
ISC_NET_HAVESALEN="#undef ISC_NET_HAVESALEN"])
AC_SUBST(ISC_NET_HAVESALEN)
dnl
dnl IPv6
dnl
AC_MSG_CHECKING(for AF_INET6)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[int foo(void) { return (AF_INET6); }],
[AC_MSG_RESULT(yes)
ISC_NET_NEEDAFINET6="#undef ISC_NET_NEEDAFINET6"],
[AC_MSG_RESULT(no)
ISC_NET_NEEDAFINET6="#define ISC_NET_NEEDAFINET6 1"])
AC_SUBST(ISC_NET_NEEDAFINET6)
AC_MSG_CHECKING(for IPv6 structures)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
int main() { struct sockaddr sa; sa.sa_len = 0; return (0); }],
#include <netinet/in.h>],
[int foo(void) { struct sockaddr_in6 sin6; return (0); }],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SA_LEN)],
AC_MSG_RESULT(no),
AC_EGREP_HEADER([sa_len[^a-z0-9_]], sys/socket.h,
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SA_LEN)],
[AC_MSG_RESULT(no)]))
ISC_NET_NEEDIPV6="#undef ISC_NET_NEEDIPV6"
AC_DEFINE(HAVE_IPV6)],
[AC_MSG_RESULT(no)
ISC_NET_NEEDIPV6="#define ISC_NET_NEEDIPV6 1"
ISC_IPV6_H="ipv6.h"])
AC_SUBST(ISC_NET_NEEDIPV6)
AC_SUBST(ISC_IPV6_H)
dnl
dnl GNU libtool support
@@ -330,6 +350,7 @@ AC_OUTPUT(
lib/isc/unix/Makefile
lib/isc/unix/include/Makefile
lib/isc/unix/include/isc/Makefile
lib/isc/unix/include/isc/net.h
lib/isc/nls/Makefile
lib/isc/pthreads/Makefile
lib/isc/pthreads/include/Makefile