| 1 | AC_DEFUN_ONCE(AC_LIBREPLACE_NETWORK_CHECKS,
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| 2 | [
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| 3 | echo "LIBREPLACE_NETWORK_CHECKS: START"
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| 4 |
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| 5 | AC_DEFINE(LIBREPLACE_NETWORK_CHECKS, 1, [LIBREPLACE_NETWORK_CHECKS were used])
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| 6 | LIBREPLACE_NETWORK_OBJS=""
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| 7 | LIBREPLACE_NETWORK_LIBS=""
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| 8 |
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| 9 | AC_CHECK_HEADERS(sys/socket.h netinet/in.h netdb.h arpa/inet.h)
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| 10 | AC_CHECK_HEADERS(netinet/in_systm.h)
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| 11 | AC_CHECK_HEADERS([netinet/ip.h], [], [],[
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| 12 | #include <sys/types.h>
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| 13 | #ifdef HAVE_NETINET_IN_H
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| 14 | #include <netinet/in.h>
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| 15 | #endif
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| 16 | #ifdef HAVE_NETINET_IN_SYSTM_H
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| 17 | #include <netinet/in_systm.h>
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| 18 | #endif
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| 19 | ])
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| 20 | AC_CHECK_HEADERS(netinet/tcp.h netinet/in_ip.h)
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| 21 | AC_CHECK_HEADERS(sys/sockio.h sys/un.h)
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| 22 | AC_CHECK_HEADERS(sys/uio.h)
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| 23 |
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| 24 | dnl we need to check that net/if.h really can be used, to cope with hpux
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| 25 | dnl where including it always fails
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| 26 | AC_CACHE_CHECK([for usable net/if.h],libreplace_cv_USABLE_NET_IF_H,[
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| 27 | AC_COMPILE_IFELSE([AC_LANG_SOURCE([
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| 28 | AC_INCLUDES_DEFAULT
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| 29 | #if HAVE_SYS_SOCKET_H
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| 30 | # include <sys/socket.h>
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| 31 | #endif
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| 32 | #include <net/if.h>
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| 33 | int main(void) {return 0;}])],
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| 34 | [libreplace_cv_USABLE_NET_IF_H=yes],
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| 35 | [libreplace_cv_USABLE_NET_IF_H=no]
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| 36 | )
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| 37 | ])
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| 38 | if test x"$libreplace_cv_USABLE_NET_IF_H" = x"yes";then
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| 39 | AC_DEFINE(HAVE_NET_IF_H, 1, usability of net/if.h)
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| 40 | fi
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| 41 |
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| 42 | AC_HAVE_TYPE([socklen_t],[#include <sys/socket.h>])
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| 43 | AC_HAVE_TYPE([sa_family_t],[#include <sys/socket.h>])
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| 44 | AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
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| 45 | AC_HAVE_TYPE([struct sockaddr], [#include <sys/socket.h>])
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| 46 | AC_HAVE_TYPE([struct sockaddr_storage], [
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| 47 | #include <sys/socket.h>
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| 48 | #include <sys/types.h>
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| 49 | #include <netinet/in.h>
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| 50 | ])
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| 51 | AC_HAVE_TYPE([struct sockaddr_in6], [
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| 52 | #include <sys/socket.h>
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| 53 | #include <sys/types.h>
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| 54 | #include <netinet/in.h>
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| 55 | ])
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| 56 |
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| 57 | if test x"$ac_cv_type_struct_sockaddr_storage" = x"yes"; then
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| 58 | AC_CHECK_MEMBER(struct sockaddr_storage.ss_family,
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| 59 | AC_DEFINE(HAVE_SS_FAMILY, 1, [Defined if struct sockaddr_storage has ss_family field]),,
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| 60 | [
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| 61 | #include <sys/socket.h>
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| 62 | #include <sys/types.h>
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| 63 | #include <netinet/in.h>
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| 64 | ])
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| 65 |
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| 66 | if test x"$ac_cv_member_struct_sockaddr_storage_ss_family" != x"yes"; then
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| 67 | AC_CHECK_MEMBER(struct sockaddr_storage.__ss_family,
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| 68 | AC_DEFINE(HAVE___SS_FAMILY, 1, [Defined if struct sockaddr_storage has __ss_family field]),,
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| 69 | [
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| 70 | #include <sys/socket.h>
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| 71 | #include <sys/types.h>
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| 72 | #include <netinet/in.h>
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| 73 | ])
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| 74 | fi
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| 75 | fi
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| 76 |
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| 77 | AC_CACHE_CHECK([for sin_len in sock],libreplace_cv_HAVE_SOCK_SIN_LEN,[
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| 78 | AC_TRY_COMPILE(
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| 79 | [
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| 80 | #include <sys/types.h>
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| 81 | #include <sys/socket.h>
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| 82 | #include <netinet/in.h>
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| 83 | ],[
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| 84 | struct sockaddr_in sock; sock.sin_len = sizeof(sock);
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| 85 | ],[
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| 86 | libreplace_cv_HAVE_SOCK_SIN_LEN=yes
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| 87 | ],[
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| 88 | libreplace_cv_HAVE_SOCK_SIN_LEN=no
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| 89 | ])
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| 90 | ])
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| 91 | if test x"$libreplace_cv_HAVE_SOCK_SIN_LEN" = x"yes"; then
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| 92 | AC_DEFINE(HAVE_SOCK_SIN_LEN,1,[Whether the sockaddr_in struct has a sin_len property])
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| 93 | fi
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| 94 |
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| 95 | ############################################
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| 96 | # check for unix domain sockets
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| 97 | AC_CACHE_CHECK([for unix domain sockets],libreplace_cv_HAVE_UNIXSOCKET,[
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| 98 | AC_TRY_COMPILE([
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| 99 | #include <sys/types.h>
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| 100 | #include <stdlib.h>
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| 101 | #include <stddef.h>
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| 102 | #include <sys/socket.h>
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| 103 | #include <sys/un.h>
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| 104 | ],[
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| 105 | struct sockaddr_un sunaddr;
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| 106 | sunaddr.sun_family = AF_UNIX;
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| 107 | ],[
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| 108 | libreplace_cv_HAVE_UNIXSOCKET=yes
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| 109 | ],[
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| 110 | libreplace_cv_HAVE_UNIXSOCKET=no
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| 111 | ])
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| 112 | ])
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| 113 | if test x"$libreplace_cv_HAVE_UNIXSOCKET" = x"yes"; then
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| 114 | AC_DEFINE(HAVE_UNIXSOCKET,1,[If we need to build with unixscoket support])
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| 115 | fi
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| 116 |
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| 117 | dnl The following test is roughl taken from the cvs sources.
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| 118 | dnl
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| 119 | dnl If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
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| 120 | dnl The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
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| 121 | dnl libsocket.so which has a bad implementation of gethostbyname (it
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| 122 | dnl only looks in /etc/hosts), so we only look for -lsocket if we need
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| 123 | dnl it.
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| 124 | AC_CHECK_FUNCS(connect)
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| 125 | if test x"$ac_cv_func_connect" = x"no"; then
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| 126 | AC_CHECK_LIB_EXT(nsl_s, LIBREPLACE_NETWORK_LIBS, connect)
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| 127 | AC_CHECK_LIB_EXT(nsl, LIBREPLACE_NETWORK_LIBS, connect)
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| 128 | AC_CHECK_LIB_EXT(socket, LIBREPLACE_NETWORK_LIBS, connect)
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| 129 | AC_CHECK_LIB_EXT(inet, LIBREPLACE_NETWORK_LIBS, connect)
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| 130 | dnl We can't just call AC_CHECK_FUNCS(connect) here,
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| 131 | dnl because the value has been cached.
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| 132 | if test x"$ac_cv_lib_ext_nsl_s_connect" = x"yes" ||
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| 133 | test x"$ac_cv_lib_ext_nsl_connect" = x"yes" ||
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| 134 | test x"$ac_cv_lib_ext_socket_connect" = x"yes" ||
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| 135 | test x"$ac_cv_lib_ext_inet_connect" = x"yes"
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| 136 | then
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| 137 | AC_DEFINE(HAVE_CONNECT,1,[Whether the system has connect()])
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| 138 | fi
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| 139 | fi
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| 140 |
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| 141 | AC_CHECK_FUNCS(gethostbyname)
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| 142 | if test x"$ac_cv_func_gethostbyname" = x"no"; then
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| 143 | AC_CHECK_LIB_EXT(nsl_s, LIBREPLACE_NETWORK_LIBS, gethostbyname)
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| 144 | AC_CHECK_LIB_EXT(nsl, LIBREPLACE_NETWORK_LIBS, gethostbyname)
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| 145 | AC_CHECK_LIB_EXT(socket, LIBREPLACE_NETWORK_LIBS, gethostbyname)
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| 146 | dnl We can't just call AC_CHECK_FUNCS(gethostbyname) here,
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| 147 | dnl because the value has been cached.
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| 148 | if test x"$ac_cv_lib_ext_nsl_s_gethostbyname" = x"yes" ||
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| 149 | test x"$ac_cv_lib_ext_nsl_gethostbyname" = x"yes" ||
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| 150 | test x"$ac_cv_lib_ext_socket_gethostbyname" = x"yes"
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| 151 | then
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| 152 | AC_DEFINE(HAVE_GETHOSTBYNAME,1,
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| 153 | [Whether the system has gethostbyname()])
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| 154 | fi
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| 155 | fi
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| 156 |
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| 157 | dnl HP-UX has if_nametoindex in -lipv6
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| 158 | AC_CHECK_FUNCS(if_nametoindex)
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| 159 | if test x"$ac_cv_func_if_nametoindex" = x"no"; then
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| 160 | AC_CHECK_LIB_EXT(ipv6, LIBREPLACE_NETWORK_LIBS, if_nametoindex)
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| 161 | dnl We can't just call AC_CHECK_FUNCS(if_nametoindex) here,
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| 162 | dnl because the value has been cached.
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| 163 | if test x"$ac_cv_lib_ext_ipv6_if_nametoindex" = x"yes"
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| 164 | then
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| 165 | AC_DEFINE(HAVE_IF_NAMETOINDEX, 1,
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| 166 | [Whether the system has if_nametoindex()])
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| 167 | fi
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| 168 | fi
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| 169 |
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| 170 | # The following tests need LIBS="${LIBREPLACE_NETWORK_LIBS}"
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| 171 | old_LIBS=$LIBS
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| 172 | LIBS="${LIBREPLACE_NETWORK_LIBS}"
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| 173 | libreplace_SAVE_CPPFLAGS="$CPPFLAGS"
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| 174 | CPPFLAGS="$CPPFLAGS -I$libreplacedir"
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| 175 |
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| 176 | AC_CHECK_FUNCS(socketpair,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/socketpair.o"])
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| 177 |
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| 178 | AC_CACHE_CHECK([for broken inet_ntoa],libreplace_cv_REPLACE_INET_NTOA,[
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| 179 | AC_TRY_RUN([
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| 180 | #include <stdio.h>
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| 181 | #include <unistd.h>
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| 182 | #include <sys/types.h>
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| 183 | #include <netinet/in.h>
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| 184 | #ifdef HAVE_ARPA_INET_H
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| 185 | #include <arpa/inet.h>
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| 186 | #endif
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| 187 | main() { struct in_addr ip; ip.s_addr = 0x12345678;
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| 188 | if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
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| 189 | strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(0); }
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| 190 | exit(1);}],
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| 191 | libreplace_cv_REPLACE_INET_NTOA=yes,libreplace_cv_REPLACE_INET_NTOA=no,libreplace_cv_REPLACE_INET_NTOA=cross)])
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| 192 |
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| 193 | AC_CHECK_FUNCS(inet_ntoa,[],[libreplace_cv_REPLACE_INET_NTOA=yes])
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| 194 | if test x"$libreplace_cv_REPLACE_INET_NTOA" = x"yes"; then
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| 195 | AC_DEFINE(REPLACE_INET_NTOA,1,[Whether inet_ntoa should be replaced])
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| 196 | LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_ntoa.o"
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| 197 | fi
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| 198 |
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| 199 | AC_CHECK_FUNCS(inet_aton,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_aton.o"])
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| 200 |
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| 201 | AC_CHECK_FUNCS(inet_ntop,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_ntop.o"])
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| 202 |
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| 203 | AC_CHECK_FUNCS(inet_pton,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_pton.o"])
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| 204 |
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| 205 | dnl test for getaddrinfo/getnameinfo
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| 206 | AC_CACHE_CHECK([for getaddrinfo],libreplace_cv_HAVE_GETADDRINFO,[
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| 207 | AC_TRY_LINK([
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| 208 | #include <sys/types.h>
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| 209 | #if STDC_HEADERS
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| 210 | #include <stdlib.h>
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| 211 | #include <stddef.h>
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| 212 | #endif
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| 213 | #include <sys/socket.h>
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| 214 | #include <netdb.h>],
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| 215 | [
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| 216 | struct sockaddr sa;
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| 217 | struct addrinfo *ai = NULL;
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| 218 | int ret = getaddrinfo(NULL, NULL, NULL, &ai);
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| 219 | if (ret != 0) {
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| 220 | const char *es = gai_strerror(ret);
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