diff options
Diffstat (limited to 'lib/replace/libreplace_network.m4')
| -rw-r--r-- | lib/replace/libreplace_network.m4 | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/lib/replace/libreplace_network.m4 b/lib/replace/libreplace_network.m4 new file mode 100644 index 00000000000..4edb55c03a2 --- /dev/null +++ b/lib/replace/libreplace_network.m4 @@ -0,0 +1,377 @@ +AC_DEFUN_ONCE(AC_LIBREPLACE_NETWORK_CHECKS, +[ +echo "LIBREPLACE_NETWORK_CHECKS: START" + +AC_DEFINE(LIBREPLACE_NETWORK_CHECKS, 1, [LIBREPLACE_NETWORK_CHECKS were used]) +LIBREPLACE_NETWORK_OBJS="" +LIBREPLACE_NETWORK_LIBS="" + +AC_CHECK_HEADERS(sys/socket.h netinet/in.h netdb.h arpa/inet.h) +AC_CHECK_HEADERS(netinet/ip.h netinet/tcp.h netinet/in_systm.h netinet/in_ip.h) +AC_CHECK_HEADERS(sys/sockio.h sys/un.h) + +dnl we need to check that net/if.h really can be used, to cope with hpux +dnl where including it always fails +AC_CACHE_CHECK([for usable net/if.h],libreplace_cv_USABLE_NET_IF_H,[ + AC_COMPILE_IFELSE([AC_LANG_SOURCE([ + AC_INCLUDES_DEFAULT + #if HAVE_SYS_SOCKET_H + # include <sys/socket.h> + #endif + #include <net/if.h> + int main(void) {return 0;}])], + [libreplace_cv_USABLE_NET_IF_H=yes], + [libreplace_cv_USABLE_NET_IF_H=no] + ) +]) +if test x"$libreplace_cv_USABLE_NET_IF_H" = x"yes";then + AC_DEFINE(HAVE_NET_IF_H, 1, usability of net/if.h) +fi + +AC_HAVE_TYPE([socklen_t],[#include <sys/socket.h>]) +AC_HAVE_TYPE([sa_family_t],[#include <sys/socket.h>]) +AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>]) +AC_HAVE_TYPE([struct sockaddr], [#include <sys/socket.h>]) +AC_HAVE_TYPE([struct sockaddr_storage], [ +#include <sys/socket.h> +#include <sys/types.h> +#include <netinet/in.h> +]) +AC_HAVE_TYPE([struct sockaddr_in6], [ +#include <sys/socket.h> +#include <sys/types.h> +#include <netinet/in.h> +]) + +if test x"$ac_cv_type_struct_sockaddr_storage" = x"yes"; then +AC_CHECK_MEMBER(struct sockaddr_storage.ss_family, + AC_DEFINE(HAVE_SS_FAMILY, 1, [Defined if struct sockaddr_storage has ss_family field]),, + [ +#include <sys/socket.h> +#include <sys/types.h> +#include <netinet/in.h> + ]) + +if test x"$ac_cv_member_struct_sockaddr_storage_ss_family" != x"yes"; then +AC_CHECK_MEMBER(struct sockaddr_storage.__ss_family, + AC_DEFINE(HAVE___SS_FAMILY, 1, [Defined if struct sockaddr_storage has __ss_family field]),, + [ +#include <sys/socket.h> +#include <sys/types.h> +#include <netinet/in.h> + ]) +fi +fi + +AC_CACHE_CHECK([for sin_len in sock],libreplace_cv_HAVE_SOCK_SIN_LEN,[ + AC_TRY_COMPILE( + [ +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> + ],[ +struct sockaddr_in sock; sock.sin_len = sizeof(sock); + ],[ + libreplace_cv_HAVE_SOCK_SIN_LEN=yes + ],[ + libreplace_cv_HAVE_SOCK_SIN_LEN=no + ]) +]) +if test x"$libreplace_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 + +############################################ +# check for unix domain sockets +AC_CACHE_CHECK([for unix domain sockets],libreplace_cv_HAVE_UNIXSOCKET,[ + AC_TRY_COMPILE([ +#include <sys/types.h> +#include <stdlib.h> +#include <stddef.h> +#include <sys/socket.h> +#include <sys/un.h> + ],[ +struct sockaddr_un sunaddr; +sunaddr.sun_family = AF_UNIX; + ],[ + libreplace_cv_HAVE_UNIXSOCKET=yes + ],[ + libreplace_cv_HAVE_UNIXSOCKET=no + ]) +]) +if test x"$libreplace_cv_HAVE_UNIXSOCKET" = x"yes"; then + AC_DEFINE(HAVE_UNIXSOCKET,1,[If we need to build with unixscoket support]) +fi + +dnl The following test is roughl taken from the cvs sources. +dnl +dnl If we can't find connect, try looking in -lsocket, -lnsl, and -linet. +dnl The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has +dnl libsocket.so which has a bad implementation of gethostbyname (it +dnl only looks in /etc/hosts), so we only look for -lsocket if we need +dnl it. +AC_CHECK_FUNCS(connect) +if test x"$ac_cv_func_connect" = x"no"; then + AC_CHECK_LIB_EXT(nsl_s, LIBREPLACE_NETWORK_LIBS, connect) + AC_CHECK_LIB_EXT(nsl, LIBREPLACE_NETWORK_LIBS, connect) + AC_CHECK_LIB_EXT(socket, LIBREPLACE_NETWORK_LIBS, connect) + AC_CHECK_LIB_EXT(inet, LIBREPLACE_NETWORK_LIBS, connect) + dnl We can't just call AC_CHECK_FUNCS(connect) here, + dnl because the value 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()]) + fi +fi + +AC_CHECK_FUNCS(gethostbyname) +if test x"$ac_cv_func_gethostbyname" = x"no"; then + AC_CHECK_LIB_EXT(nsl_s, LIBREPLACE_NETWORK_LIBS, gethostbyname) + AC_CHECK_LIB_EXT(nsl, LIBREPLACE_NETWORK_LIBS, gethostbyname) + AC_CHECK_LIB_EXT(socket, LIBREPLACE_NETWORK_LIBS, gethostbyname) + dnl We can't just call AC_CHECK_FUNCS(gethostbyname) here, + dnl because the value has been cached. + if test x"$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_DEFINE(HAVE_GETHOSTBYNAME,1, + [Whether the system has gethostbyname()]) + fi +fi + +dnl HP-UX has if_nametoindex in -lipv6 +AC_CHECK_FUNCS(if_nametoindex) +if test x"$ac_cv_func_if_nametoindex" = x"no"; then + AC_CHECK_LIB_EXT(ipv6, LIBREPLACE_NETWORK_LIBS, if_nametoindex) + dnl We can't just call AC_CHECK_FUNCS(if_nametoindex) here, + dnl because the value has been cached. + if test x"$ac_cv_lib_ext_ipv6_if_nametoindex" = x"yes" + then + AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, + [Whether the system has if_nametoindex()]) + fi +fi + +# The following tests need LIBS="${LIBREPLACE_NETWORK_LIBS}" +old_LIBS=$LIBS +LIBS="${LIBREPLACE_NETWORK_LIBS}" +SAVE_CPPFLAGS="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS -I$libreplacedir" + +AC_CHECK_FUNCS(socketpair,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} socketpair.o"]) + +AC_CACHE_CHECK([for broken inet_ntoa],libreplace_cv_REPLACE_INET_NTOA,[ +AC_TRY_RUN([ +#include <stdio.h> +#include <unistd.h> +#include <sys/types.h> +#include <netinet/in.h> +#ifdef HAVE_ARPA_INET_H +#include <arpa/inet.h> +#endif +main() { struct in_addr ip; ip.s_addr = 0x12345678; +if (strcmp(inet_ntoa(ip),"18.52.86.120") && + strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(0); } +exit(1);}], + libreplace_cv_REPLACE_INET_NTOA=yes,libreplace_cv_REPLACE_INET_NTOA=no,libreplace_cv_REPLACE_INET_NTOA=cross)]) + +AC_CHECK_FUNCS(inet_ntoa,[],[libreplace_cv_REPLACE_INET_NTOA=yes]) +if test x"$libreplace_cv_REPLACE_INET_NTOA" = x"yes"; then + AC_DEFINE(REPLACE_INET_NTOA,1,[Whether inet_ntoa should be replaced]) + LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} inet_ntoa.o" +fi + +AC_CHECK_FUNCS(inet_aton,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} inet_aton.o"]) + +AC_CHECK_FUNCS(inet_ntop,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} inet_ntop.o"]) + +AC_CHECK_FUNCS(inet_pton,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} inet_pton.o"]) + +dnl test for getaddrinfo/getnameinfo +AC_CACHE_CHECK([for getaddrinfo],libreplace_cv_HAVE_GETADDRINFO,[ +AC_TRY_LINK([ +#include <sys/types.h> +#if STDC_HEADERS +#include <stdlib.h> +#include <stddef.h> +#endif +#include <sys/socket.h> +#include <netdb.h>], +[ +struct sockaddr sa; +struct addrinfo *ai = NULL; +int ret = getaddrinfo(NULL, NULL, NULL, &ai); +if (ret != 0) { + const char *es = gai_strerror(ret); +} +freeaddrinfo(ai); +ret = getnameinfo(&sa, sizeof(sa), + NULL, 0, + NULL, 0, 0); + +], +libreplace_cv_HAVE_GETADDRINFO=yes,libreplace_cv_HAVE_GETADDRINFO=no)]) +if test x"$libreplace_cv_HAVE_GETADDRINFO" = x"yes"; then + AC_DEFINE(HAVE_GETADDRINFO,1,[Whether the system has getaddrinfo]) + AC_DEFINE(HAVE_GETNAMEINFO,1,[Whether the system has getnameinfo]) + AC_DEFINE(HAVE_FREEADDRINFO,1,[Whether the system has freeaddrinfo]) + AC_DEFINE(HAVE_GAI_STRERROR,1,[Whether the system has gai_strerror]) +else + LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} getaddrinfo.o" +fi + +AC_CHECK_HEADERS([ifaddrs.h]) + +dnl Used when getifaddrs is not available +AC_CHECK_MEMBERS([struct sockaddr.sa_len], + [AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Whether struct sockaddr has a sa_len member])], + [], + [#include <sys/socket.h>]) + +dnl test for getifaddrs and freeifaddrs +AC_CACHE_CHECK([for getifaddrs and freeifaddrs],libreplace_cv_HAVE_GETIFADDRS,[ +AC_TRY_COMPILE([ +#include <sys/types.h> +#if STDC_HEADERS +#include <stdlib.h> +#include <stddef.h> +#endif +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> +#include <ifaddrs.h> +#include <netdb.h>], +[ +struct ifaddrs *ifp = NULL; +int ret = getifaddrs (&ifp); +freeifaddrs(ifp); +], +libreplace_cv_HAVE_GETIFADDRS=yes,libreplace_cv_HAVE_GETIFADDRS=no)]) +if test x"$libreplace_cv_HAVE_GETIFADDRS" = x"yes"; then + AC_DEFINE(HAVE_GETIFADDRS,1,[Whether the system has getifaddrs]) + AC_DEFINE(HAVE_FREEIFADDRS,1,[Whether the system has freeifaddrs]) + AC_DEFINE(HAVE_STRUCT_IFADDRS,1,[Whether struct ifaddrs is available]) +fi + +################## +# look for a method of finding the list of network interfaces +iface=no; +AC_CACHE_CHECK([for iface getifaddrs],libreplace_cv_HAVE_IFACE_GETIFADDRS,[ +AC_TRY_RUN([ +#define HAVE_IFACE_GETIFADDRS 1 +#define NO_CONFIG_H 1 +#define AUTOCONF_TEST 1 +#define SOCKET_WRAPPER_NOT_REPLACE +#include "$libreplacedir/replace.c" +#include "$libreplacedir/inet_ntop.c" +#include "$libreplacedir/snprintf.c" +#include "$libreplacedir/getifaddrs.c" +#define getifaddrs_test main +#include "$libreplacedir/test/getifaddrs.c"], + libreplace_cv_HAVE_IFACE_GETIFADDRS=yes,libreplace_cv_HAVE_IFACE_GETIFADDRS=no,libreplace_cv_HAVE_IFACE_GETIFADDRS=cross)]) +if test x"$libreplace_cv_HAVE_IFACE_GETIFADDRS" = x"yes"; then + iface=yes;AC_DEFINE(HAVE_IFACE_GETIFADDRS,1,[Whether iface getifaddrs is available]) +else + LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} getifaddrs.o" +fi + + +if test $iface = no; then +AC_CACHE_CHECK([for iface AIX],libreplace_cv_HAVE_IFACE_AIX,[ +AC_TRY_RUN([ +#define HAVE_IFACE_AIX 1 +#define NO_CONFIG_H 1 +#define AUTOCONF_TEST 1 +#undef _XOPEN_SOURCE_EXTENDED +#define SOCKET_WRAPPER_NOT_REPLACE +#include "$libreplacedir/replace.c" +#include "$libreplacedir/inet_ntop.c" +#include "$libreplacedir/snprintf.c" +#include "$libreplacedir/getifaddrs.c" +#define getifaddrs_test main +#include "$libreplacedir/test/getifaddrs.c"], + libreplace_cv_HAVE_IFACE_AIX=yes,libreplace_cv_HAVE_IFACE_AIX=no,libreplace_cv_HAVE_IFACE_AIX=cross)]) +if test x"$libreplace_cv_HAVE_IFACE_AIX" = x"yes"; then + iface=yes;AC_DEFINE(HAVE_IFACE_AIX,1,[Whether iface AIX is available]) +fi +fi + + +if test $iface = no; then +AC_CACHE_CHECK([for iface ifconf],libreplace_cv_HAVE_IFACE_IFCONF,[ +AC_TRY_RUN([ +#define HAVE_IFACE_IFCONF 1 +#define NO_CONFIG_H 1 +#define AUTOCONF_TEST 1 +#define SOCKET_WRAPPER_NOT_REPLACE +#include "$libreplacedir/replace.c" +#include "$libreplacedir/inet_ntop.c" +#include "$libreplacedir/snprintf.c" +#include "$libreplacedir/getifaddrs.c" +#define getifaddrs_test main +#include "$libreplacedir/test/getifaddrs.c"], + libreplace_cv_HAVE_IFACE_IFCONF=yes,libreplace_cv_HAVE_IFACE_IFCONF=no,libreplace_cv_HAVE_IFACE_IFCONF=cross)]) +if test x"$libreplace_cv_HAVE_IFACE_IFCONF" = x"yes"; then + iface=yes;AC_DEFINE(HAVE_IFACE_IFCONF,1,[Whether iface ifconf is available]) +fi +fi + +if test $iface = no; then +AC_CACHE_CHECK([for iface ifreq],libreplace_cv_HAVE_IFACE_IFREQ,[ +AC_TRY_RUN([ +#define HAVE_IFACE_IFREQ 1 +#define NO_CONFIG_H 1 +#define AUTOCONF_TEST 1 +#define SOCKET_WRAPPER_NOT_REPLACE +#include "$libreplacedir/replace.c" +#include "$libreplacedir/inet_ntop.c" +#include "$libreplacedir/snprintf.c" +#include "$libreplacedir/getifaddrs.c" +#define getifaddrs_test main +#include "$libreplacedir/test/getifaddrs.c"], + libreplace_cv_HAVE_IFACE_IFREQ=yes,libreplace_cv_HAVE_IFACE_IFREQ=no,libreplace_cv_HAVE_IFACE_IFREQ=cross)]) +if test x"$libreplace_cv_HAVE_IFACE_IFREQ" = x"yes"; then + iface=yes;AC_DEFINE(HAVE_IFACE_IFREQ,1,[Whether iface ifreq is available]) +fi +fi + +dnl test for ipv6 +AC_CACHE_CHECK([for ipv6 support],libreplace_cv_HAVE_IPV6,[ + AC_TRY_LINK([ +#include <stdlib.h> /* for NULL */ +#include <sys/socket.h> +#include <sys/types.h> +#include <netdb.h> + ], + [ +struct sockaddr_storage sa_store; +struct addrinfo *ai = NULL; +struct in6_addr in6addr; +int idx = if_nametoindex("iface1"); +int s = socket(AF_INET6, SOCK_STREAM, 0); +int ret = getaddrinfo(NULL, NULL, NULL, &ai); +if (ret != 0) { + const char *es = gai_strerror(ret); +} +freeaddrinfo(ai); + ],[ + libreplace_cv_HAVE_IPV6=yes + ],[ + libreplace_cv_HAVE_IPV6=no + ]) +]) +if test x"$libreplace_cv_HAVE_IPV6" = x"yes"; then + AC_DEFINE(HAVE_IPV6,1,[Whether the system has IPv6 support]) +fi + +LIBS=$old_LIBS +CPPFLAGS="$SAVE_CPPFLAGS" + +LIBREPLACEOBJ="${LIBREPLACEOBJ} ${LIBREPLACE_NETWORK_OBJS}" + +echo "LIBREPLACE_NETWORK_CHECKS: END" +]) dnl end AC_LIBREPLACE_NETWORK_CHECKS |