AC_CHECK_HEADERS(sys/socket.h sys/sockio.h sys/un.h) AC_CHECK_FUNCS(writev) AC_CHECK_FUNCS(readv) AC_CACHE_CHECK([for sin_len in sock],samba_cv_HAVE_SOCK_SIN_LEN,[ AC_TRY_COMPILE([#include #include #include ], [struct sockaddr_in sock; sock.sin_len = sizeof(sock);], samba_cv_HAVE_SOCK_SIN_LEN=yes,samba_cv_HAVE_SOCK_SIN_LEN=no)]) if test x"$samba_cv_HAVE_SOCK_SIN_LEN" = x"yes"; then AC_DEFINE(HAVE_SOCK_SIN_LEN,1,[Whether the sockaddr_in struct has a sin_len property]) fi # The following test taken from the cvs sources # If we can't find connect, try looking in -lsocket, -lnsl, and -linet. # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has # libsocket.so which has a bad implementation of gethostbyname (it # only looks in /etc/hosts), so we only look for -lsocket if we need # it. AC_CHECK_FUNCS(connect) if test x"$ac_cv_func_connect" = x"no"; then AC_CHECK_LIB_EXT(nsl_s, SOCKET_LIBS, connect) AC_CHECK_LIB_EXT(nsl, SOCKET_LIBS, connect) AC_CHECK_LIB_EXT(socket, SOCKET_LIBS, connect) AC_CHECK_LIB_EXT(inet, SOCKET_LIBS, connect) SMB_ENABLE(EXT_SOCKET,YES) dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value dnl has been cached. if test x"$ac_cv_lib_ext_nsl_s_connect" = x"yes" || test x"$ac_cv_lib_ext_nsl_connect" = x"yes" || test x"$ac_cv_lib_ext_socket_connect" = x"yes" || test x"$ac_cv_lib_ext_inet_connect" = x"yes"; then AC_DEFINE(HAVE_CONNECT,1,[Whether the system has connect()]) else AC_MSG_ERROR([no connect() function available!]) fi fi SMB_EXT_LIB(EXT_SOCKET,[${SOCKET_LIBS}],[${SOCKET_CFLAGS}],[${SOCKET_CPPFLAGS}],[${SOCKET_LDFLAGS}]) AC_CHECK_FUNCS(gethostbyname) if test x"$ac_cv_func_gethostbyname" = x"no"; then AC_CHECK_LIB_EXT(nsl_s, NSL_LIBS, gethostbyname) AC_CHECK_LIB_EXT(nsl, NSl_LIBS, gethostbyname) AC_CHECK_LIB_EXT(socket, NSL_LIBS, gethostbyname) SMB_ENABLE(EXT_NSL,YES) dnl We can't just call AC_CHECK_FUNCS(gethostbyname) here, because the value dnl has been cached. if test x"$ac_cv_lib_ext_nsl_s_gethostbyname" != x"yes" && test x"$ac_cv_lib_ext_nsl_gethostbyname" != x"yes" && test x"$ac_cv_lib_ext_socket_gethostbyname" != x"yes"; then AC_MSG_ERROR([no gethostbyname() function available!]) fi fi SMB_EXT_LIB(EXT_NSL,[${NSL_LIBS}],[],[],[]) ############################################ # check for unix domain sockets AC_CACHE_CHECK([for unix domain sockets],samba_cv_unixsocket, [ AC_TRY_COMPILE([ #include #include #include #include #include ], [ struct sockaddr_un sunaddr; sunaddr.sun_family = AF_UNIX; ], samba_cv_unixsocket=yes,samba_cv_unixsocket=no)]) SMB_ENABLE(socket_unix, NO) if test x"$samba_cv_unixsocket" = x"yes"; then SMB_ENABLE(socket_unix, YES) AC_DEFINE(HAVE_UNIXSOCKET,1,[If we need to build with unixscoket support]) fi AC_CACHE_CHECK([for AF_LOCAL socket support], samba_cv_HAVE_WORKING_AF_LOCAL, [ AC_TRY_RUN([#include "${srcdir-.}/build/tests/unixsock.c"], samba_cv_HAVE_WORKING_AF_LOCAL=yes, samba_cv_HAVE_WORKING_AF_LOCAL=no, samba_cv_HAVE_WORKING_AF_LOCAL=cross)]) if test x"$samba_cv_HAVE_WORKING_AF_LOCAL" != xno then AC_DEFINE(HAVE_WORKING_AF_LOCAL, 1, [Define if you have working AF_LOCAL sockets]) fi dnl test for ipv6 using the gethostbyname2() function. That should be sufficient dnl for now AC_CHECK_FUNCS(gethostbyname2, have_ipv6=true, have_ipv6=false) SMB_ENABLE(socket_ipv6, NO) if $have_ipv6 = true; then SMB_ENABLE(socket_ipv6, YES) AC_DEFINE(HAVE_SOCKET_IPV6,1,[Whether the system has ipv6 support]) fi dnl don't build ipv6 by default, unless the above test enables it, or dnl the configure uses --with-static-modules=socket_ipv6