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47c06fa308
curl/ares/configure.ac
Yang Tse d6ffb4c177 TYPE_SOCKLEN_T completely replaced by CURL_CHECK_TYPE_SOCKLEN_T. 
CURL_FUNC_GETNAMEINFO_ARGTYPES now also checks first argument.
All related changes taken to cares configuration scripts.
2005-12-16 18:18:00 +00:00

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dnl Process this file with autoconf to produce a configure script.
AC_INIT(ares_init.c)
AM_CONFIG_HEADER(config.h)
AM_MAINTAINER_MODE
AM_INIT_AUTOMAKE(c-ares, CVS)
AC_PROG_CC
AC_PROG_INSTALL
case $host_os in
solaris*)
AC_DEFINE(ETC_INET, 1, [if a /etc/inet dir is being used])
;;
esac
# check for ssize_t
AC_CHECK_TYPE(ssize_t, ,
AC_DEFINE(ssize_t, int, [the signed version of size_t]))
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_SEARCH_LIBS(socket, socket)
dnl ************************************************************
dnl Option to switch on debug options. This makes an assumption that
dnl this is built as an 'ares' subdir in the curl source tree. Subject for
dnl improval in the future!
dnl
AC_MSG_CHECKING([whether to enable debug options])
AC_ARG_ENABLE(debug,
AC_HELP_STRING([--enable-debug],[Enable pedantic debug options])
AC_HELP_STRING([--disable-debug],[Disable debug options]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
dnl when doing the debug stuff, use static library only
AC_DISABLE_SHARED
dnl Checks for standard header files, to make memdebug.h inclusions bettter
AC_HEADER_STDC
dnl the entire --enable-debug is a hack that lives and runs on top of
dnl libcurl stuff so this BUILDING_LIBCURL is not THAT much uglier
AC_DEFINE(BUILDING_LIBCURL, 1, [when building as static part of libcurl])
CPPFLAGS="$CPPFLAGS -DCURLDEBUG -I$srcdir/../include"
CFLAGS="$CFLAGS -g"
dnl set compiler "debug" options to become more picky, and remove
dnl optimize options from CFLAGS
CURL_CC_DEBUG_OPTS
;;
esac ],
AC_MSG_RESULT(no)
)
AC_PROG_LIBTOOL
dnl **********************************************************************
dnl Make sure that our checks for headers windows.h winsock.h winsock2.h
dnl and ws2tcpip.h take precedence over any other further checks which
dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
dnl this specific header files.
dnl **********************************************************************
CURL_CHECK_HEADER_WINDOWS
CURL_CHECK_HEADER_WINSOCK
CURL_CHECK_HEADER_WINSOCK2
CURL_CHECK_HEADER_WS2TCPIP
dnl check for a few basic system headers we need
AC_CHECK_HEADERS(
sys/types.h \
sys/time.h \
sys/select.h \
sys/socket.h \
sys/ioctl.h \
netdb.h \
netinet/in.h \
net/if.h \
arpa/nameser.h \
arpa/nameser_compat.h \
arpa/inet.h, , ,
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
dnl We do this default-include simply to make sure that the nameser_compat.h
dnl header *REALLY* can be include after the new nameser.h. It seems AIX 5.1
dnl (and others?) is not designed to allow this.
#ifdef HAVE_ARPA_NAMESER_H
#include <arpa/nameser.h>
#endif
dnl *Sigh* these are needed in order for net/if.h to get properly detected.
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
]
)
# Check for socklen_t or equivalent
CURL_CHECK_TYPE_SOCKLEN_T
dnl check for AF_INET6
CARES_CHECK_CONSTANT(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
], [PF_INET6],
AC_DEFINE_UNQUOTED(HAVE_PF_INET6,1,[Define to 1 if you have PF_INET6.])
)
dnl check for PF_INET6
CARES_CHECK_CONSTANT(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
], [AF_INET6],
AC_DEFINE_UNQUOTED(HAVE_AF_INET6,1,[Define to 1 if you have AF_INET6.])
)
dnl check for the in6_addr structure
CARES_CHECK_STRUCT(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
], [in6_addr],
AC_DEFINE_UNQUOTED(HAVE_STRUCT_IN6_ADDR,1,[Define to 1 if you have struct in6_addr.])
)
dnl check for the sockaddr_in6 structure
CARES_CHECK_STRUCT(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
], [sockaddr_in6],
AC_DEFINE_UNQUOTED(HAVE_STRUCT_SOCKADDR_IN6,1,
[Define to 1 if you have struct sockaddr_in6.]) ac_have_sockaddr_in6=yes
)
AC_CHECK_MEMBER(struct sockaddr_in6.sin6_scope_id,
AC_DEFINE_UNQUOTED(HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID,1,
[Define to 1 if your struct sockaddr_in6 has sin6_scope_id.])
, ,
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
])
dnl check for the addrinfo structure
AC_CHECK_MEMBER(struct addrinfo.ai_flags,
AC_DEFINE_UNQUOTED(HAVE_STRUCT_ADDRINFO,1,
[Define to 1 if you have struct addrinfo.]),,
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_WINSOCaK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
]
)
AC_CHECK_FUNCS( getnameinfo \
bitncmp \
if_indextoname,
dnl if found
[],
dnl if not found, $ac_func is the name we check for
func="$ac_func"
AC_MSG_CHECKING([deeper for $func])
AC_TRY_LINK( [],
[ $func ();],
AC_MSG_RESULT(yes!)
eval "ac_cv_func_$func=yes"
def=`echo "HAVE_$func" | tr 'a-z' 'A-Z'`
AC_DEFINE_UNQUOTED($def, 1, [If you have $func]),
AC_MSG_RESULT(but still no)
)
)
dnl check for inet_pton
AC_CHECK_FUNCS(inet_pton)
dnl Some systems have it, but not IPv6
if test "$ac_cv_func_inet_pton" = "yes" ; then
AC_MSG_CHECKING(if inet_pton supports IPv6)
AC_TRY_RUN(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
int main()
{
struct in6_addr addr6;
if (inet_pton(AF_INET6, "::1", &addr6) < 1)
exit(1);
else
exit(0);
}
], [
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED(HAVE_INET_PTON_IPV6,1,[Define to 1 if inet_pton supports IPv6.])
], AC_MSG_RESULT(no),AC_MSG_RESULT(no))
fi
dnl Check for inet_net_pton
AC_CHECK_FUNCS(inet_net_pton)
dnl Again, some systems have it, but not IPv6
if test "$ac_cv_func_inet_net_pton" = "yes" ; then
AC_MSG_CHECKING(if inet_net_pton supports IPv6)
AC_TRY_RUN(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
int main()
{
struct in6_addr addr6;
if (inet_net_pton(AF_INET6, "::1", &addr6, sizeof(addr6)) < 1)
exit(1);
else
exit(0);
}
], [
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED(HAVE_INET_NET_PTON_IPV6,1,[Define to 1 if inet_net_pton supports IPv6.])
], AC_MSG_RESULT(no),AC_MSG_RESULT(no))
fi
dnl Check for inet_ntop
AC_CHECK_FUNCS(inet_ntop)
dnl Again, some systems have it, but not IPv6
if test "$ac_cv_func_inet_ntop" = "yes" ; then
AC_MSG_CHECKING(if inet_ntop supports IPv6)
AC_TRY_RUN(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#include <errno.h>
int main()
{
struct in6_addr addr6;
char buf[128];
if (inet_ntop(AF_INET6, &addr6, buf, 128) == 0 && errno == EAFNOSUPPORT)
exit(1);
else
exit(0);
}
], [
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED(HAVE_INET_NTOP_IPV6,1,[Define to 1 if inet_ntop supports IPv6.])
], AC_MSG_RESULT(no),AC_MSG_RESULT(no))
fi
AC_CHECK_SIZEOF(struct in6_addr, ,
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
]
)
AC_CHECK_SIZEOF(struct in_addr, ,
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
]
)
if test "x$ac_cv_func_getnameinfo" = "x"; then
AC_MSG_ERROR([Checking availability of function getnameinfo must be done previously])
else
if test "x$ac_cv_func_getnameinfo" = "xyes"; then
CURL_FUNC_GETNAMEINFO_ARGTYPES
fi
fi
dnl God bless non-standardized functions! We need to see which getservbyport_r variant is available
CARES_CHECK_GETSERVBYPORT_R
CURL_CHECK_NONBLOCKING_SOCKET
AC_C_BIGENDIAN(
[AC_DEFINE(ARES_BIG_ENDIAN, 1, [define this if ares is built for a big endian system])],
,
[AC_MSG_WARN([couldn't figure out endianess, assuming little endian!])]
)
AC_OUTPUT(Makefile)
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