mirror of https://github.com/c-ares/c-ares.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
534 lines
11 KiB
534 lines
11 KiB
|
|
dnl Process this file with autoconf to produce a configure script. |
|
AC_PREREQ(2.57) |
|
AC_INIT(ares_init.c) |
|
AC_CONFIG_SRCDIR([ares_ipv6.h]) |
|
AM_CONFIG_HEADER(config.h) |
|
AM_MAINTAINER_MODE |
|
AM_INIT_AUTOMAKE(c-ares, CVS) |
|
|
|
AC_PROG_CC |
|
AC_PROG_INSTALL |
|
|
|
case $host_os in |
|
solaris*) |
|
AC_DEFINE(ETC_INET, 1, [if a /etc/inet dir is being used]) |
|
;; |
|
esac |
|
|
|
AC_SEARCH_LIBS(gethostbyname, nsl) |
|
AC_SEARCH_LIBS(socket, socket) |
|
|
|
dnl check for cygwin stuff |
|
AC_LIBTOOL_WIN32_DLL |
|
|
|
dnl ************************************************************ |
|
dnl Option to switch on debug options. This makes an assumption that |
|
dnl this is built as an 'ares' subdir in the curl source tree. Subject for |
|
dnl improval in the future! |
|
dnl |
|
AC_MSG_CHECKING([whether to enable debug options]) |
|
AC_ARG_ENABLE(debug, |
|
AC_HELP_STRING([--enable-debug],[Enable pedantic debug options]) |
|
AC_HELP_STRING([--disable-debug],[Disable debug options]), |
|
[ case "$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 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="$CFLAGS -g" |
|
|
|
dnl check for how to do large files, needed to get the curl_off_t check |
|
dnl done right |
|
AC_SYS_LARGEFILE |
|
|
|
AC_CHECK_SIZEOF(curl_off_t, ,[ |
|
#include <stdio.h> |
|
#include "$srcdir/../include/curl/curl.h" |
|
]) |
|
|
|
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) |
|
) |
|
|
|
dnl libtool setup |
|
CARES_CLEAR_LIBTOOL_TAGS |
|
AC_PROG_LIBTOOL |
|
|
|
AC_MSG_CHECKING([if we need -no-undefined]) |
|
case $host in |
|
*-*-cygwin | *-*-mingw* | *-*-pw32*) |
|
need_no_undefined=yes |
|
;; |
|
*) |
|
need_no_undefined=no |
|
;; |
|
esac |
|
AC_MSG_RESULT($need_no_undefined) |
|
AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes) |
|
|
|
dnl Checks for header files. |
|
AC_HEADER_STDC |
|
|
|
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. And do them before its results are used. |
|
dnl ********************************************************************** |
|
|
|
CURL_CHECK_HEADER_WINDOWS |
|
CURL_CHECK_HEADER_WINSOCK |
|
CURL_CHECK_HEADER_WINSOCK2 |
|
CURL_CHECK_HEADER_WS2TCPIP |
|
|
|
CURL_CHECK_HEADER_MALLOC |
|
|
|
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, |
|
dnl to do if not found |
|
[], |
|
dnl to do if found |
|
[], |
|
dnl default includes |
|
[ |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_SYS_TIME_H |
|
#include <sys/time.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_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
] |
|
) |
|
|
|
dnl Checks for typedefs, structures, and compiler characteristics. |
|
AC_C_CONST |
|
AC_TYPE_SIZE_T |
|
AC_HEADER_TIME |
|
|
|
AC_CHECK_SIZEOF(size_t) |
|
AC_CHECK_SIZEOF(long) |
|
AC_CHECK_SIZEOF(time_t) |
|
|
|
AC_CHECK_TYPE(long long, |
|
[AC_DEFINE(HAVE_LONGLONG, 1, [if your compiler supports long long])] |
|
longlong="yes" |
|
) |
|
|
|
if test "xyes" = "x$longlong"; then |
|
AC_MSG_CHECKING([if numberLL works]) |
|
AC_COMPILE_IFELSE([long long val = 1000LL;], |
|
[AC_DEFINE(HAVE_LL, 1, [if your compiler supports LL])] |
|
AC_MSG_RESULT(yes), |
|
AC_MSG_RESULT(no) |
|
) |
|
fi |
|
|
|
|
|
# check for ssize_t |
|
AC_CHECK_TYPE(ssize_t, , |
|
AC_DEFINE(ssize_t, int, [the signed version of size_t])) |
|
|
|
# Check for socklen_t or equivalent |
|
CURL_CHECK_TYPE_SOCKLEN_T |
|
|
|
TYPE_IN_ADDR_T |
|
|
|
TYPE_SOCKADDR_STORAGE |
|
|
|
CURL_CHECK_FUNC_RECV |
|
|
|
CURL_CHECK_FUNC_SEND |
|
|
|
dnl check for AF_INET6 |
|
CARES_CHECK_CONSTANT( |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_SYS_SOCKET_H |
|
#include <sys/socket.h> |
|
#endif |
|
#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( |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_SYS_SOCKET_H |
|
#include <sys/socket.h> |
|
#endif |
|
#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( |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#ifdef HAVE_WS2TCPIP_H |
|
#include <ws2tcpip.h> |
|
#endif |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
#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( |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#ifdef HAVE_WS2TCPIP_H |
|
#include <ws2tcpip.h> |
|
#endif |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
#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.]) |
|
, , |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#ifdef HAVE_WS2TCPIP_H |
|
#include <ws2tcpip.h> |
|
#endif |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
#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.]),, |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#ifdef HAVE_WS2TCPIP_H |
|
#include <ws2tcpip.h> |
|
#endif |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.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 |
|
#endif |
|
] |
|
) |
|
|
|
|
|
AC_CHECK_FUNCS( 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_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 "$ac_cv_func_inet_net_pton" = "yes" ; then |
|
AC_MSG_CHECKING(if inet_net_pton supports IPv6) |
|
AC_TRY_RUN( |
|
[ |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_SYS_SOCKET_H |
|
#include <sys/socket.h> |
|
#endif |
|
#ifdef HAVE_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
int main() |
|
{ |
|
struct in6_addr addr6; |
|
if (inet_net_pton(AF_INET6, "::1", &addr6, sizeof(addr6)) < 1) |
|
exit(1); |
|
else |
|
exit(0); |
|
} |
|
], [ |
|
AC_MSG_RESULT(yes) |
|
AC_DEFINE_UNQUOTED(HAVE_INET_NET_PTON_IPV6,1,[Define to 1 if inet_net_pton supports IPv6.]) |
|
], AC_MSG_RESULT(no),AC_MSG_RESULT(no)) |
|
fi |
|
|
|
|
|
dnl Check for inet_ntop |
|
AC_CHECK_FUNCS(inet_ntop) |
|
dnl Again, some systems have it, but not IPv6 |
|
if test "$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_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, , |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#ifdef HAVE_WS2TCPIP_H |
|
#include <ws2tcpip.h> |
|
#endif |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_SYS_SOCKET_H |
|
#include <sys/socket.h> |
|
#endif |
|
#ifdef HAVE_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
#endif |
|
] |
|
) |
|
|
|
AC_CHECK_SIZEOF(struct in_addr, , |
|
[ |
|
#undef inline |
|
#ifdef HAVE_WINDOWS_H |
|
#ifndef WIN32_LEAN_AND_MEAN |
|
#define WIN32_LEAN_AND_MEAN |
|
#endif |
|
#include <windows.h> |
|
#ifdef HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#ifdef HAVE_WS2TCPIP_H |
|
#include <ws2tcpip.h> |
|
#endif |
|
#endif |
|
#else |
|
#ifdef HAVE_SYS_TYPES_H |
|
#include <sys/types.h> |
|
#endif |
|
#ifdef HAVE_SYS_SOCKET_H |
|
#include <sys/socket.h> |
|
#endif |
|
#ifdef HAVE_NETINET_IN_H |
|
#include <netinet/in.h> |
|
#endif |
|
#endif |
|
] |
|
) |
|
|
|
|
|
dnl Check if the getnameinfo function is available |
|
dnl and get the types of five of its arguments. |
|
CURL_CHECK_FUNC_GETNAMEINFO |
|
|
|
|
|
dnl God bless non-standardized functions! We need to see which getservbyport_r |
|
dnl 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)
|
|
|