1dnl Renamed to AC_TYPE_SOCKLEN_T and some tweaks - David H - 2001-12-12 2dnl 3dnl @synopsis TYPE_SOCKLEN_T 4dnl 5dnl Check whether sys/socket.h defines type socklen_t. Please note 6dnl that some systems require sys/types.h to be included before 7dnl sys/socket.h can be compiled. 8dnl 9dnl @version $Id: aclocal.m4,v 1.3 2001/12/16 01:35:44 alphix Exp $ 10dnl @author Lars Brinkhoff <lars@nocrew.org> 11dnl 12AC_DEFUN([AC_TYPE_SOCKLEN_T], 13[ 14AC_CACHE_CHECK([for socklen_t], 15ac_cv_type_socklen_t, [ 16 AC_TRY_COMPILE([ 17 #include <sys/types.h> 18 #include <sys/socket.h> 19 ], 20 [ 21 socklen_t len = 42; return 0; 22 ], 23 ac_cv_type_socklen_t="yes", ac_cv_type_socklen_t="no") 24 ]) 25 26 if test "x$ac_cv_type_socklen_t" = "xno"; then 27 AC_DEFINE(socklen_t, int, [the type of the last argument to getsockopt etc]) 28 fi 29]) 30dnl end of AC_TYPE_SOCKLEN_T 31 32 33dnl Renamed to AC_CHECK_SOCKET_LIBS and partially rewritten - David H - 2001-12-12 34dnl 35dnl @synopsis ETR_SOCKET_NSL 36dnl 37dnl This macro figures out what libraries are required on this platform 38dnl to link sockets programs. It's usually -lsocket and/or -lnsl or 39dnl neither. We test for all three combinations. 40dnl 41dnl @version $Id: aclocal.m4,v 1.3 2001/12/16 01:35:44 alphix Exp $ 42dnl @author Warren Young <warren@etr-usa.com> 43dnl 44AC_DEFUN([AC_CHECK_SOCKET_LIBS], 45[ 46AC_CACHE_CHECK([for extra libraries needed for socket functions], 47ac_cv_socket_libs, [ 48 oLIBS=$LIBS 49 50 AC_TRY_LINK([ 51 #include <sys/types.h> 52 #include <sys/socket.h> 53 #include <netinet/in.h> 54 #include <arpa/inet.h> 55 ], 56 [ 57 struct in_addr add; 58 int sd = socket(AF_INET, SOCK_STREAM, 0); 59 inet_ntoa(add); 60 ], 61 ac_cv_socket_libs="none", ac_cv_socket_libs=no) 62 63 if test "x$ac_cv_socket_libs" = "xno" 64 then 65 LIBS="$oLIBS -lsocket" 66 AC_TRY_LINK([ 67 #include <sys/types.h> 68 #include <sys/socket.h> 69 #include <netinet/in.h> 70 #include <arpa/inet.h> 71 ], 72 [ 73 struct in_addr add; 74 int sd = socket(AF_INET, SOCK_STREAM, 0); 75 inet_ntoa(add); 76 ], 77 ac_cv_socket_libs=-lsocket, ac_cv_socket_libs=no) 78 fi 79 80 if test "x$ac_cv_socket_libs" = "xno" 81 then 82 LIBS="$oLIBS -lsocket -lnsl" 83 AC_TRY_LINK([ 84 #include <sys/types.h> 85 #include <sys/socket.h> 86 #include <netinet/in.h> 87 #include <arpa/inet.h> 88 ], 89 [ 90 struct in_addr add; 91 int sd = socket(AF_INET, SOCK_STREAM, 0); 92 inet_ntoa(add); 93 ], 94 ac_cv_socket_libs="-lsocket -lnsl", ac_cv_socket_libs=no) 95 fi 96 97]) 98 99 if test "x$ac_cv_socket_libs" = "xno" 100 then 101 AC_MSG_ERROR([cannot find socket libraries]) 102 fi 103]) dnl AC_CHECK_SOCKET_LIBS 104 105 106dnl Written by me - David H - 2001-12-12 107dnl 108dnl @synopsis AC_LIB_WRAP 109dnl 110dnl This macro makes sure that libwrap is found and also checks if 111dnl libnsl is needed for libwrap to function correctly. 112dnl 113dnl @author David H�rdeman <david@2gen.com> 114dnl 115AC_DEFUN([AC_LIB_WRAP], 116[ 117AC_CACHE_VAL(ac_cv_libwrap_libs, 118[ 119 120 oLIBS=$LIBS 121 AC_CHECK_HEADER([tcpd.h],,AC_MSG_ERROR([cannot find tcpd.h]),) 122 AC_MSG_CHECKING([for libwrap libraries]) 123 124 LIBS="$oLIBS -lwrap" 125 AC_TRY_LINK([ 126 #include <syslog.h> 127 #include <tcpd.h> 128 int allow_severity = LOG_INFO; 129 int deny_severity = LOG_WARNING; 130 ], 131 [ 132 struct request_info request; 133 hosts_access(&request); 134 ], 135 ac_cv_libwrap_libs=-lwrap, ac_cv_libwrap_libs=no) 136 137 if test "x$ac_cv_libwrap_libs" = "xno" 138 then 139 LIBS="$oLIBS -lwrap -lnsl" 140 AC_TRY_LINK([ 141 #include <syslog.h> 142 #include <tcpd.h> 143 int allow_severity = LOG_INFO; 144 int deny_severity = LOG_WARNING; 145 ], 146 [ 147 struct request_info request; 148 hosts_access(&request); 149 ], 150 ac_cv_libwrap_libs="-lwrap -lnsl", ac_cv_libwrap_libs=no) 151 fi 152]) 153 154 if test "x$ac_cv_libwrap_libs" = "xno" 155 then 156 AC_MSG_ERROR([cannot find libraries]) 157 else 158 AC_MSG_RESULT($ac_cv_libwrap_libs) 159 fi 160]) dnl AC_LIB_WRAP 161