git / moonbite-core / build-aux/m4/l_socket.m4 · raw

# Illumos/SmartOS requires linking with -lsocket if# using getifaddrs & freeifaddrsm4_define([_CHECK_SOCKET_testbody], [[  #include <sys/types.h>  #include <ifaddrs.h>  int main() {    struct ifaddrs *ifaddr;    getifaddrs(&ifaddr);    freeifaddrs(ifaddr);  }]])AC_DEFUN([CHECK_SOCKET], [  AC_LANG_PUSH(C++)  AC_MSG_CHECKING([whether ifaddrs funcs can be used without link library])  AC_LINK_IFELSE([AC_LANG_SOURCE([_CHECK_SOCKET_testbody])],[      AC_MSG_RESULT([yes])    ],[      AC_MSG_RESULT([no])      LIBS="$LIBS -lsocket"      AC_MSG_CHECKING([whether getifaddrs needs -lsocket])      AC_LINK_IFELSE([AC_LANG_SOURCE([_CHECK_SOCKET_testbody])],[          AC_MSG_RESULT([yes])        ],[          AC_MSG_RESULT([no])          AC_MSG_FAILURE([cannot figure out how to use getifaddrs])        ])    ])  AC_LANG_POP])