| 1 | AC_CHECK_HEADERS([ifaddrs.h])
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| 2 |
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| 3 | dnl Used when getifaddrs is not available
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| 4 | AC_CHECK_MEMBERS([struct sockaddr.sa_len],
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| 5 | [AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Whether struct sockaddr has a sa_len member])],
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| 6 | [],
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| 7 | [#include <sys/socket.h>])
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| 8 |
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| 9 | dnl test for getifaddrs and freeifaddrs
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| 10 | AC_CACHE_CHECK([for getifaddrs and freeifaddrs],libreplace_cv_HAVE_GETIFADDRS,[
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| 11 | AC_TRY_COMPILE([
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| 12 | #include <sys/types.h>
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| 13 | #if STDC_HEADERS
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| 14 | #include <stdlib.h>
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| 15 | #include <stddef.h>
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| 16 | #endif
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| 17 | #include <sys/socket.h>
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| 18 | #include <netinet/in.h>
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| 19 | #include <arpa/inet.h>
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| 20 | #include <ifaddrs.h>
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| 21 | #include <netdb.h>],
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| 22 | [
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| 23 | struct ifaddrs *ifp = NULL;
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| 24 | int ret = getifaddrs (&ifp);
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| 25 | freeifaddrs(ifp);
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| 26 | ],
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| 27 | libreplace_cv_HAVE_GETIFADDRS=yes,libreplace_cv_HAVE_GETIFADDRS=no)])
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| 28 | if test x"$libreplace_cv_HAVE_GETIFADDRS" = x"yes"; then
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| 29 | AC_DEFINE(HAVE_GETIFADDRS,1,[Whether the system has getifaddrs])
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| 30 | AC_DEFINE(HAVE_FREEIFADDRS,1,[Whether the system has freeifaddrs])
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| 31 | AC_DEFINE(HAVE_STRUCT_IFADDRS,1,[Whether struct ifaddrs is available])
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| 32 | fi
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| 33 |
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| 34 | ##################
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| 35 | # look for a method of finding the list of network interfaces
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| 36 | #
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| 37 | # This tests need LIBS="${LIBREPLACE_NETWORK_LIBS}"
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| 38 | #
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| 39 | old_LIBS=$LIBS
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| 40 | LIBS="${LIBREPLACE_NETWORK_LIBS}"
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| 41 | SAVE_CPPFLAGS="$CPPFLAGS"
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| 42 | CPPFLAGS="$CPPFLAGS -I$libreplacedir"
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| 43 | iface=no;
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| 44 | ##################
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| 45 | # look for a method of finding the list of network interfaces
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| 46 | iface=no;
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| 47 | AC_CACHE_CHECK([for iface getifaddrs],libreplace_cv_HAVE_IFACE_GETIFADDRS,[
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| 48 | AC_TRY_RUN([
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| 49 | #define HAVE_IFACE_GETIFADDRS 1
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| 50 | #define NO_CONFIG_H 1
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| 51 | #define AUTOCONF_TEST 1
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| 52 | #define SOCKET_WRAPPER_NOT_REPLACE
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| 53 | #include "$libreplacedir/replace.c"
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| 54 | #include "$libreplacedir/inet_ntop.c"
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| 55 | #include "$libreplacedir/snprintf.c"
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| 56 | #include "$libreplacedir/getifaddrs.c"
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| 57 | #define getifaddrs_test main
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| 58 | #include "$libreplacedir/test/getifaddrs.c"],
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| 59 | libreplace_cv_HAVE_IFACE_GETIFADDRS=yes,libreplace_cv_HAVE_IFACE_GETIFADDRS=no,libreplace_cv_HAVE_IFACE_GETIFADDRS=cross)])
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| 60 | if test x"$libreplace_cv_HAVE_IFACE_GETIFADDRS" = x"yes"; then
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| 61 | iface=yes;AC_DEFINE(HAVE_IFACE_GETIFADDRS,1,[Whether iface getifaddrs is available])
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| 62 | else
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| 63 | LIBREPLACEOBJ="${LIBREPLACEOBJ} getifaddrs.o"
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| 64 | fi
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| 65 |
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| 66 |
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| 67 | if test $iface = no; then
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| 68 | AC_CACHE_CHECK([for iface AIX],libreplace_cv_HAVE_IFACE_AIX,[
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| 69 | AC_TRY_RUN([
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| 70 | #define HAVE_IFACE_AIX 1
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| 71 | #define NO_CONFIG_H 1
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| 72 | #define AUTOCONF_TEST 1
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| 73 | #undef _XOPEN_SOURCE_EXTENDED
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| 74 | #define SOCKET_WRAPPER_NOT_REPLACE
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| 75 | #include "$libreplacedir/replace.c"
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| 76 | #include "$libreplacedir/inet_ntop.c"
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| 77 | #include "$libreplacedir/snprintf.c"
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| 78 | #include "$libreplacedir/getifaddrs.c"
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| 79 | #define getifaddrs_test main
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| 80 | #include "$libreplacedir/test/getifaddrs.c"],
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| 81 | libreplace_cv_HAVE_IFACE_AIX=yes,libreplace_cv_HAVE_IFACE_AIX=no,libreplace_cv_HAVE_IFACE_AIX=cross)])
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| 82 | if test x"$libreplace_cv_HAVE_IFACE_AIX" = x"yes"; then
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| 83 | iface=yes;AC_DEFINE(HAVE_IFACE_AIX,1,[Whether iface AIX is available])
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| 84 | fi
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| 85 | fi
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| 86 |
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| 87 |
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| 88 | if test $iface = no; then
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| 89 | AC_CACHE_CHECK([for iface ifconf],libreplace_cv_HAVE_IFACE_IFCONF,[
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| 90 | AC_TRY_RUN([
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| 91 | #define HAVE_IFACE_IFCONF 1
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| 92 | #define NO_CONFIG_H 1
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| 93 | #define AUTOCONF_TEST 1
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| 94 | #define SOCKET_WRAPPER_NOT_REPLACE
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| 95 | #include "$libreplacedir/replace.c"
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| 96 | #include "$libreplacedir/inet_ntop.c"
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| 97 | #include "$libreplacedir/snprintf.c"
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| 98 | #include "$libreplacedir/getifaddrs.c"
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| 99 | #define getifaddrs_test main
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| 100 | #include "$libreplacedir/test/getifaddrs.c"],
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| 101 | libreplace_cv_HAVE_IFACE_IFCONF=yes,libreplace_cv_HAVE_IFACE_IFCONF=no,libreplace_cv_HAVE_IFACE_IFCONF=cross)])
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| 102 | if test x"$libreplace_cv_HAVE_IFACE_IFCONF" = x"yes"; then
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| 103 | iface=yes;AC_DEFINE(HAVE_IFACE_IFCONF,1,[Whether iface ifconf is available])
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| 104 | fi
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| 105 | fi
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| 106 |
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| 107 | if test $iface = no; then
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| 108 | AC_CACHE_CHECK([for iface ifreq],libreplace_cv_HAVE_IFACE_IFREQ,[
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| 109 | AC_TRY_RUN([
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| 110 | #define HAVE_IFACE_IFREQ 1
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| 111 | #define NO_CONFIG_H 1
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| 112 | #define AUTOCONF_TEST 1
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| 113 | #define SOCKET_WRAPPER_NOT_REPLACE
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| 114 | #include "$libreplacedir/replace.c"
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| 115 | #include "$libreplacedir/inet_ntop.c"
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| 116 | #include "$libreplacedir/snprintf.c"
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| 117 | #include "$libreplacedir/getifaddrs.c"
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| 118 | #define getifaddrs_test main
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| 119 | #include "$libreplacedir/test/getifaddrs.c"],
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| 120 | libreplace_cv_HAVE_IFACE_IFREQ=yes,libreplace_cv_HAVE_IFACE_IFREQ=no,libreplace_cv_HAVE_IFACE_IFREQ=cross)])
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| 121 | if test x"$libreplace_cv_HAVE_IFACE_IFREQ" = x"yes"; then
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| 122 | iface=yes;AC_DEFINE(HAVE_IFACE_IFREQ,1,[Whether iface ifreq is available])
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| 123 | fi
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| 124 | fi
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| 125 |
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| 126 | LIBS=$old_LIBS
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| 127 | CPPFLAGS="$SAVE_CPPFLAGS"
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| 128 |
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