dnl This file is part of the Autoconf packaging for Ethereal.
dnl Copyright (C) 1998-2000 by Gerald Combs.
dnl
-dnl $Id: acinclude.m4,v 1.65 2003/12/17 02:36:56 guy Exp $
+dnl $Id$
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
# XXX - IRIX, and other OSes, may require some flag equivalent to
# "-R" here.
#
-AC_DEFUN(AC_ETHEREAL_ADD_DASH_L,
+AC_DEFUN([AC_ETHEREAL_ADD_DASH_L],
[$1="$$1 -L$2"
case "$host_os" in
solaris*)
dnl ### Checks for structure members
-AC_DEFUN(AC_ETHEREAL_STRUCT_SA_LEN,
+AC_DEFUN([AC_ETHEREAL_STRUCT_SA_LEN],
[AC_CACHE_CHECK([for sa_len in struct sockaddr], ac_cv_ethereal_struct_sa_len,
[AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>], [struct sockaddr s; s.sa_len;],
fi
])
+
+dnl
+dnl Check whether a given format can be used to print 64-bit integers
+dnl
+AC_DEFUN([AC_ETHEREAL_CHECK_64BIT_FORMAT],
+[
+ AC_MSG_CHECKING([whether %$1x can be used to format 64-bit integers])
+ AC_RUN_IFELSE(
+ [
+ AC_LANG_SOURCE(
+ [[
+# ifdef HAVE_INTTYPES_H
+ #include <inttypes.h>
+# endif
+ #include <glibconfig.h>
+ #include <stdio.h>
+ #include <sys/types.h>
+
+ main()
+ {
+ guint64 t = 1;
+ char strbuf[16+1];
+ sprintf(strbuf, "%016$1x", t << 32);
+ if (strcmp(strbuf, "0000000100000000") == 0)
+ exit(0);
+ else
+ exit(1);
+ }
+ ]])
+ ],
+ [
+ AC_DEFINE(PRId64, "$1d", [Format for printing 64-bit signed decimal numbers])
+ AC_DEFINE(PRIo64, "$1o", [Format for printing 64-bit unsigned octal numbers])
+ AC_DEFINE(PRIx64, "$1x", [Format for printing 64-bit unsigned hexadecimal numbers (lower-case)])
+ AC_DEFINE(PRIX64, "$1X", [Format for printing 64-bit unsigned hexadecimal numbers (upper-case)])
+ AC_DEFINE(PRIu64, "$1u", [Format for printing 64-bit unsigned decimal numbers])
+ AC_MSG_RESULT(yes)
+ ],
+ [
+ AC_MSG_RESULT(no)
+ $2
+ ])
+])
+
#
# AC_ETHEREAL_IPV6_STACK
#
# By Jun-ichiro "itojun" Hagino, <itojun@iijlab.net>
#
-AC_DEFUN(AC_ETHEREAL_IPV6_STACK,
+AC_DEFUN([AC_ETHEREAL_IPV6_STACK],
[
v6type=unknown
v6lib=none
# GNU Autoconf 2.13; the comment came from there.
# Done by Guy Harris <guy@alum.mit.edu> on 2000-01-14.
#
-AC_DEFUN(AC_ETHEREAL_GETHOSTBY_LIB_CHECK,
+AC_DEFUN([AC_ETHEREAL_GETHOSTBY_LIB_CHECK],
[
# msh@cis.ufl.edu says -lnsl (and -lsocket) are needed for his 386/AT,
# to get the SysV transport functions.
#
# We use "connect" because that's what AC_PATH_XTRA did.
#
-AC_DEFUN(AC_ETHEREAL_SOCKET_LIB_CHECK,
+AC_DEFUN([AC_ETHEREAL_SOCKET_LIB_CHECK],
[
# lieder@skyler.mavd.honeywell.com says without -lsocket,
# socket/setsockopt and other routines are undefined under SCO ODT
#
# AC_ETHEREAL_PCAP_CHECK
#
-AC_DEFUN(AC_ETHEREAL_PCAP_CHECK,
+AC_DEFUN([AC_ETHEREAL_PCAP_CHECK],
[
if test -z "$pcap_dir"
then
#
AC_MSG_CHECKING(for extraneous pcap header directories)
found_pcap_dir=""
- for pcap_dir in /usr/include/pcap $prefix/include/pcap $prefix/include /usr/local/include/pcap
+ pcap_dir_list="/usr/include/pcap $prefix/include/pcap $prefix/include"
+ if test "x$ac_cv_enable_usr_local" = "xyes" ; then
+ pcap_dir_list="$pcap_dir_list /usr/local/include/pcap"
+ fi
+ for pcap_dir in $pcap_dir_list
do
if test -d $pcap_dir ; then
if test x$pcap_dir != x/usr/include -a x$pcap_dir != x/usr/local/include ; then
#
# Check to see if we find "pcap_open_live" in "-lpcap".
+ # Also check for various additional libraries that libpcap might
+ # require.
#
AC_CHECK_LIB(pcap, pcap_open_live,
[
PCAP_LIBS=-lpcap
AC_DEFINE(HAVE_LIBPCAP, 1, [Define to use libpcap library])
- ], [AC_MSG_ERROR(Library libpcap not found.)],
- $SOCKET_LIBS $NSL_LIBS)
+ ], [
+ ac_ethereal_extras_found=no
+ ac_save_LIBS="$LIBS"
+ for extras in "-lcfg -lodm" "-lpfring"
+ do
+ AC_MSG_CHECKING([for pcap_open_live in -lpcap with $extras])
+ LIBS="-lpcap $extras"
+ #
+ # XXX - can't we use AC_CHECK_LIB here?
+ #
+ AC_TRY_LINK(
+ [
+# include <pcap.h>
+ ],
+ [
+ pcap_open_live(NULL, 0, 0, 0, NULL);
+ ],
+ [
+ ac_ethereal_extras_found=yes
+ AC_MSG_RESULT([yes])
+ PCAP_LIBS="-lpcap $extras"
+ AC_DEFINE(HAVE_LIBPCAP, 1, [Define to use libpcap library])
+ ],
+ [
+ AC_MSG_RESULT([no])
+ ])
+ if test x$ac_ethereal_extras_found = xyes
+ then
+ break
+ fi
+ done
+ if test x$ac_ethereal_extras_found = xno
+ then
+ AC_MSG_ERROR([Can't link with library libpcap.])
+ fi
+ LIBS=$ac_save_LIBS
+ ], $SOCKET_LIBS $NSL_LIBS)
AC_SUBST(PCAP_LIBS)
#
else
AC_MSG_RESULT(no)
fi
- AC_CHECK_FUNCS(pcap_findalldevs pcap_lib_version pcap_compile_nopcap)
- AC_CHECK_FUNCS(pcap_datalink_val_to_name pcap_datalink_name_to_val)
- AC_CHECK_FUNCS(pcap_list_datalinks pcap_set_datalink)
+ AC_CHECK_FUNCS(pcap_open_dead pcap_freecode)
+ #
+ # Later versions of Mac OS X 10.3[.x] ship a pcap.h that
+ # doesn't define pcap_if_t but ship an 0.8[.x] libpcap,
+ # so the library has "pcap_findalldevs()", but pcap.h
+ # doesn't define "pcap_if_t" so you can't actually *use*
+ # "pcap_findalldevs()".
+ #
+ # That even appears to be true of systems shipped with
+ # 10.3.4, so it doesn't appear only to be a case of
+ # Software Update not updating header files.
+ #
+ # (You can work around this by installing the 0.8 header
+ # files.)
+ #
+ AC_CACHE_CHECK([whether pcap_findalldevs is present and usable],
+ [ac_cv_func_pcap_findalldevs],
+ [
+ AC_LINK_IFELSE(
+ [
+ AC_LANG_SOURCE(
+ [[
+ #include <pcap.h>
+ main()
+ {
+ pcap_if_t *devpointer;
+ char errbuf[1];
+
+ pcap_findalldevs(&devpointer, errbuf);
+ }
+ ]])
+ ],
+ [
+ ac_cv_func_pcap_findalldevs=yes
+ ],
+ [
+ ac_cv_func_pcap_findalldevs=no
+ ])
+ ])
+ #
+ # Don't check for other new routines that showed up after
+ # "pcap_findalldevs()" if we don't have a usable
+ # "pcap_findalldevs()", so we don't end up using them if the
+ # "pcap.h" is crufty and old and doesn't declare them.
+ #
+ if test $ac_cv_func_pcap_findalldevs = "yes" ; then
+ AC_DEFINE(HAVE_PCAP_FINDALLDEVS, 1,
+ [Define to 1 if you have the `pcap_findalldevs' function and a pcap.h that declares pcap_if_t.])
+ AC_CHECK_FUNCS(pcap_datalink_val_to_name pcap_datalink_name_to_val)
+ AC_CHECK_FUNCS(pcap_list_datalinks pcap_set_datalink pcap_lib_version)
+ AC_CHECK_FUNCS(pcap_get_selectable_fd)
+ fi
LIBS="$ac_save_LIBS"
])
#
# AC_ETHEREAL_ZLIB_CHECK
#
-AC_DEFUN(AC_ETHEREAL_ZLIB_CHECK,
+AC_DEFUN([AC_ETHEREAL_ZLIB_CHECK],
[
if test "x$zlib_dir" != "x"
then
#
# AC_ETHEREAL_LIBPCRE_CHECK
#
-AC_DEFUN(AC_ETHEREAL_LIBPCRE_CHECK,
+AC_DEFUN([AC_ETHEREAL_LIBPCRE_CHECK],
[
if test "x$pcre_dir" != "x"
then
fi
])
+#
+# AC_ETHEREAL_LIBLUA_CHECK
+#
+AC_DEFUN([AC_ETHEREAL_LIBLUA_CHECK],[
+
+ if test "x$lua_dir" != "x"
+ then
+ #
+ # The user specified a directory in which liblua resides,
+ # so add the "include" subdirectory of that directory to
+ # the include file search path and the "lib" subdirectory
+ # of that directory to the library search path.
+ #
+ # XXX - if there's also a liblua in a directory that's
+ # already in CFLAGS, CPPFLAGS, or LDFLAGS, this won't
+ # make us find the version in the specified directory,
+ # as the compiler and/or linker will search that other
+ # directory before it searches the specified directory.
+ #
+ ethereal_save_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -I$lua_dir/include"
+ ethereal_save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS -I$lua_dir/include"
+ ethereal_save_LIBS="$LIBS"
+ LIBS="$LIBS -L$lua_dir/lib -llua"
+ ethereal_save_LDFLAGS="$LDFLAGS"
+ LDFLAGS="$LDFLAGS -L$lua_dir/lib"
+ else
+ #
+ # The user specified no directory in which liblua resides,
+ # so just add "-llua -lliblua" to the used libs.
+ #
+ ethereal_save_CFLAGS="$CFLAGS"
+ ethereal_save_CPPFLAGS="$CPPFLAGS"
+ ethereal_save_LDFLAGS="$LDFLAGS"
+ ethereal_save_LIBS="$LIBS"
+ LIBS="$LIBS -llua"
+ fi
+
+ #
+ # Make sure we have "lua.h", "lualib.h" and "lauxlib.h". If we don't, it means we probably
+ # don't have liblua, so don't use it.
+ #
+ AC_CHECK_HEADERS(lua.h lualib.h lauxlib.h,,
+ [
+ if test "x$lua_dir" != "x"
+ then
+ #
+ # The user used "--with-lua=" to specify a directory
+ # containing liblua, but we didn't find the header file
+ # there; that either means they didn't specify the
+ # right directory or are confused about whether liblua
+ # is, in fact, installed. Report the error and give up.
+ #
+ AC_MSG_ERROR([liblua header not found in directory specified in --with-lua])
+ else
+ if test "x$want_lua" = "xyes"
+ then
+ #
+ # The user tried to force us to use the library, but we
+ # couldn't find the header file; report an error.
+ #
+ AC_MSG_ERROR(Header file lua.h not found.)
+ else
+ #
+ # We couldn't find the header file; don't use the
+ # library, as it's probably not present.
+ #
+ want_lua=no
+ fi
+ fi
+ ])
+
+ if test "x$want_lua" != "xno"
+ then
+ #
+ # Well, we at least have the lua header file.
+ #
+ # let's check if the libs are there
+ #
+
+ # At least on Suse 9.3 systems, liblualib needs linking
+ # against libm.
+ LIBS="$LIBS $LUA_LIBS -lm"
+
+ AC_CHECK_LIB(lua, lua_call,
+ [
+ if test "x$lua_dir" != "x"
+ then
+ #
+ # Put the "-I" and "-L" flags for lua at
+ # the beginning of CFLAGS, CPPFLAGS,
+ # LDFLAGS, and LIBS.
+ #
+ LUA_LIBS="-L$lua_dir/lib -llua"
+ LUA_INCLUDES="-I$lua_dir/include"
+ else
+ LUA_LIBS="-llua"
+ LUA_INCLUDES=""
+ fi
+
+ #
+ # we got lua, now look for lualib
+ #
+ AC_CHECK_LIB(lualib, luaL_openlib,
+ [
+ #
+ # we have 5.0
+ #
+ LUA_LIBS="$LUA_LIBS -llualib"
+ ],[
+ #
+ # no lualib, in 5.1 there's only liblua
+ # do we have 5.1?
+ #
+
+ LIBS="$ethereal_save_LIBS $LUA_LIBS"
+
+ AC_CHECK_LIB(lua, luaL_register,
+ [
+ #
+ # Lua 5.1 found
+ #
+ AC_DEFINE(HAVE_LUA_5_1, 1, [Define to use Lua 5.1])
+ ],[
+ #
+ # No, it is not 5.1
+ #
+ if test "x$lua_dir" != "x"
+ then
+ #
+ # Restore the versions of CFLAGS, CPPFLAGS,
+ # LDFLAGS, and LIBS before we added the
+ # "--with-lua=" directory, as we didn't
+ # actually find lua there.
+ #
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ LDFLAGS="$ethereal_save_LDFLAGS"
+ LIBS="$ethereal_save_LIBS"
+ LUA_LIBS=""
+ fi
+ # User requested --with-lua but it isn't available
+ if test "x$want_lua" = "xyes"
+ then
+ AC_MSG_ERROR(Linking with liblualib failed.)
+ fi
+ want_lua=no
+ ])
+ ])
+ ],[
+ #
+ # Restore the versions of CFLAGS, CPPFLAGS,
+ # LDFLAGS, and LIBS before we added the
+ # "--with-lua=" directory, as we didn't
+ # actually find lua there.
+ #
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ LDFLAGS="$ethereal_save_LDFLAGS"
+ LIBS="$ethereal_save_LIBS"
+ LUA_LIBS=""
+ # User requested --with-lua but it isn't available
+ if test "x$want_lua" = "xyes"
+ then
+ AC_MSG_ERROR(Linking with liblua failed.)
+ fi
+ want_lua=no
+ ])
+
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ LDFLAGS="$ethereal_save_LDFLAGS"
+ LIBS="$ethereal_save_LIBS"
+ AC_SUBST(LUA_LIBS)
+ AC_SUBST(LUA_INCLUDES)
+
+ fi
+])
+
+#
+# AC_ETHEREAL_NETSNMP_CHECK
+#
+AC_DEFUN([AC_ETHEREAL_NETSNMP_CHECK],
+[
+ dnl get the net-snmp-config binary
+ if test "x$netsnmpconfig" = "x" ; then
+ #
+ # The user didn't specify where net-snmp-config is
+ # located; search for it.
+ #
+ AC_PATH_PROG(NETSNMPCONFIG, net-snmp-config)
+ else
+ NETSNMPCONFIG=$netsnmpconfig
+ if test ! -x $NETSNMPCONFIG -o ! -f $NETSNMPCONFIG ; then
+ NETSNMPCONFIG=$netsnmpconfig/bin/net-snmp-config
+ if test ! -x $NETSNMPCONFIG -o ! -f $NETSNMPCONFIG ; then
+ AC_MSG_ERROR(Invalid net-snmp-config: $netsnmpconfig)
+ fi
+ fi
+ fi
+
+ #
+ # XXX - check whether $NETSNMPCONFIG is executable?
+ # if test "x$NETSNMPCONFIG" != "xno" -a "x$NETSNMPCONFIG" != "x" -a -x "$NETSNMPCONFIG" ; then
+ # We already did that if it was set; presumably AC_PATH_PROG
+ # will fail if it doesn't find an executable version.
+ #
+ if test "x$NETSNMPCONFIG" != "x" ; then
+ dnl other choices for flags to use here: could also use
+ dnl --prefix or --exec-prefix if you don't want the full list.
+
+ #
+ # Save the current settings of CFLAGS and CPPFLAGS, and add
+ # the output of "$NETSNMPCONFIG --cflags" to it, so that when
+ # searching for the Net-SNMP headers, we look in whatever
+ # directory that output specifies.
+ #
+ ethereal_save_CFLAGS="$CFLAGS"
+ ethereal_save_CPPFLAGS="$CPPFLAGS"
+ CFLAGS="$CFLAGS `$NETSNMPCONFIG --cflags`"
+ CPPFLAGS="$CPPFLAGS `$NETSNMPCONFIG --cflags`"
+
+ AC_CHECK_HEADERS(net-snmp/net-snmp-config.h net-snmp/library/default_store.h)
+ if test "x$ac_cv_header_net_snmp_net_snmp_config_h" = "xyes" -a "x$ac_cv_header_net_snmp_library_default_store_h" = "xyes" ; then
+ SNMP_LIBS=`$NETSNMPCONFIG --libs`
+ if echo "$SNMP_LIBS" | grep crypto >/dev/null && test "x$SSL_LIBS" = "x"; then
+ if test "x$want_netsnmp" = "xyes" ; then
+ AC_MSG_ERROR(Net-SNMP requires openssl but ssl not enabled)
+ else
+ AC_MSG_RESULT(Net-SNMP requires openssl but ssl not enabled - disabling Net-SNMP)
+ fi
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ SNMP_LIBS=
+ else
+ AC_DEFINE(HAVE_NET_SNMP, 1, [Define to enable support for Net-SNMP])
+ have_net_snmp="yes"
+ fi
+ else
+ if test "x$want_netsnmp" = "xyes" ; then
+ AC_MSG_ERROR(Net-SNMP not found)
+ else
+ #
+ # Restore the versions of CFLAGS and
+ # CPPFLAGS before we added the output
+ # of '$NETSNMPCONFIG --cflags", as we
+ # didn't actually find Net-SNMP there.
+ #
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ fi
+ fi
+ fi
+])
+
#
# AC_ETHEREAL_UCDSNMP_CHECK
#
-AC_DEFUN(AC_ETHEREAL_UCDSNMP_CHECK,
+AC_DEFUN([AC_ETHEREAL_UCDSNMP_CHECK],
[
if test "x$ucdsnmp_dir" != "x"
then
# libraries on various platforms, such as "-ldes425"
# in "/usr/kerberos/lib" on some versions of Red
# Hat Linux, or "-lkstat" on Solaris.
- # XXX - it may also require "-lcrypto" on some platforms;
- # we should check for that as well, rather than requiring
- # users to explicitly indicate whether it's required.
+ #
+ # It might also require "-lcrypto" on some platforms;
+ # if the user didn't specify --with-ssl, we check
+ # whether it would have made a difference and, if so,
+ # we tell the user that they needed to request it.
+ # (There are annoying licensing issues with it and
+ # GPL'ed code, so we don't include it by default.)
#
# XXX - autoconf really needs a way to test for
# a given routine in a given library *and* to test
# needed after the library *and* to cache all that
# information.
#
+ ethereal_save_LIBS="$LIBS"
+ found_sprint_realloc_objid=no
for extras in "" "-L/usr/kerberos/lib -ldes425" "-lkstat"
do
- AC_CHECK_LIB(snmp, sprint_realloc_objid,
- [
- SNMP_LIBS="-lsnmp $extras"; break
- ],
- [
+ LIBS="-lsnmp $extras $SOCKET_LIBS $NSL_LIBS $SSL_LIBS"
+ if test -z "$extras"
+ then
+ AC_MSG_CHECKING([whether UCD SNMP includes sprint_realloc_objid])
+ else
+ AC_MSG_CHECKING([whether UCD SNMP includes sprint_realloc_objid (linking with $extras)])
+ fi
+ AC_TRY_LINK(
+ [
+ ],
+ [
+ sprint_realloc_objid();
+ ],
+ [
#
- # Throw away the cached "we didn't find it"
- # answer, so that if we rerun "configure",
- # we still do all these checks and don't
- # just blithely assume we don't need
- # the extra libraries.
+ # We found "sprint_realloc_objid()",
+ # and required the libraries in
+ # extras as well.
#
- unset ac_cv_lib_snmp_sprint_realloc_objid
- ], $SOCKET_LIBS $NSL_LIBS $SSL_LIBS $extras)
+ AC_MSG_RESULT(yes)
+ SNMP_LIBS="-lsnmp $extras"; break;
+ found_sprint_realloc_objid=yes
+ break
+ ],
+ [
+ #
+ # The link failed. If they didn't ask
+ # for SSL, try linking with -lcrypto
+ # as well, and if *that* succeeds,
+ # tell them they'll need to specify
+ # --want-ssl.
+ #
+ AC_MSG_RESULT(no)
+ if test "x$want_ssl" = "xno"
+ then
+ LIBS="$LIBS -lcrypto"
+ AC_TRY_LINK(
+ [
+ ],
+ [
+ sprint_realloc_objid();
+ ],
+ [
+ #
+ # It worked with -lcrypto; tell
+ # them they'll need to specify
+ # --with-ssl.
+ #
+ AC_MSG_ERROR([UCD SNMP requires -lcrypto but --with-ssl not specified])
+ ])
+ fi
+ ])
done
+ LIBS="$ethereal_save_LIBS"
#
# If we didn't find "sprint_realloc_objid()", fail.
# with "sprint_realloc_objid()", or they may need to
# specify "--with-ssl".
#
- if test "$ac_cv_lib_snmp_sprint_realloc_objid" = no; then
+ if test "$found_snmp_sprint_realloc_objid" = no; then
AC_MSG_ERROR([UCD SNMP header files found, but sprint_realloc_objid not found in SNMP library.])
fi
])
])
-#
-# AC_ETHEREAL_SSL_CHECK
-#
-AC_DEFUN(AC_ETHEREAL_SSL_CHECK,
-[
- want_ssl=defaultyes
-
- AC_ARG_WITH(ssl,
-changequote(<<, >>)dnl
-<< --with-ssl[=DIR] use SSL crypto library (located in directory DIR, if supplied). [default=yes, if present]>>,
-changequote([, ])dnl
- [
- if test "x$withval" = "xno"; then
- want_ssl=no
- elif test "x$withval" = "xyes"; then
- want_ssl=yes
- elif test -d "$withval"; then
- want_ssl=yes
- AC_ETHEREAL_ADD_DASH_L(LDFLAGS, ${withval}/lib)
- fi
- ])
-
- if test "x$want_ssl" = "xdefaultyes"; then
- want_ssl=yes
- withval=/usr/local/ssl
- if test -d "$withval"; then
- AC_ETHEREAL_ADD_DASH_L(LDFLAGS, ${withval}/lib)
- fi
- fi
-
- if test "x$want_ssl" = "xyes"; then
- AC_CHECK_LIB(crypto, EVP_md5,
- [
- SSL_LIBS=-lcrypto
- ],,
- )
- else
- AC_MSG_RESULT(not required)
- fi
-])
-
#
# AC_ETHEREAL_RPM_CHECK
# Looks for the rpm program, and checks to see if we can redefine "_topdir".
#
-AC_DEFUN(AC_ETHEREAL_RPM_CHECK,
+AC_DEFUN([AC_ETHEREAL_RPM_CHECK],
[
AC_CHECK_PROG(ac_cv_ethereal_have_rpm, rpm, "yes", "no")
if test "x$ac_cv_ethereal_have_rpm" = "xyes"; then
#
# AC_ETHEREAL_ADNS_CHECK
#
-AC_DEFUN(AC_ETHEREAL_ADNS_CHECK,
+AC_DEFUN([AC_ETHEREAL_ADNS_CHECK],
[
want_adns=defaultyes
- AC_ARG_WITH(adns,
-changequote(<<, >>)dnl
-<< --with-adns[=DIR] use GNU ADNS (located in directory DIR, if supplied). [default=yes, if present]>>,
-changequote([, ])dnl
- [
- if test "x$withval" = "xno"; then
- want_adns=no
- elif test "x$withval" = "xyes"; then
- want_adns=yes
- elif test -d "$withval"; then
- want_adns=yes
- AC_ETHEREAL_ADD_DASH_L(LDFLAGS, ${withval}/lib)
- fi
- ])
-
if test "x$want_adns" = "xdefaultyes"; then
want_adns=yes
withval=/usr/local
ADNS_LIBS=-ladns
AC_DEFINE(HAVE_GNU_ADNS, 1, [Define to use GNU ADNS library])
have_good_adns=yes
- ],,
+ ],, $SOCKET_LIBS $NSL_LIBS
)
else
AC_MSG_RESULT(not required)
fi
])
+
+
+#
+# AC_ETHEREAL_KRB5_CHECK
+#
+AC_DEFUN([AC_ETHEREAL_KRB5_CHECK],
+[
+ ethereal_save_CFLAGS="$CFLAGS"
+ ethereal_save_CPPFLAGS="$CPPFLAGS"
+ if test "x$krb5_dir" != "x"
+ then
+ #
+ # The user specified a directory in which kerberos resides,
+ # so add the "include" subdirectory of that directory to
+ # the include file search path and the "lib" subdirectory
+ # of that directory to the library search path.
+ #
+ # XXX - if there's also a kerberos in a directory that's
+ # already in CFLAGS, CPPFLAGS, or LDFLAGS, this won't
+ # make us find the version in the specified directory,
+ # as the compiler and/or linker will search that other
+ # directory before it searches the specified directory.
+ #
+ CFLAGS="$CFLAGS -I$krb5_dir/include"
+ CPPFLAGS="$CPPFLAGS -I$krb5_dir/include"
+ ac_heimdal_version=`grep heimdal $krb5_dir/include/krb5.h | head -n 1 | sed 's/^.*heimdal.*$/HEIMDAL/'`
+ ac_mit_version=`grep 'Massachusetts Institute of Technology' $krb5_dir/include/krb5.h | head -n 1 | sed 's/^.*Massachusetts Institute of Technology.*$/MIT/'`
+ ac_krb5_version="$ac_heimdal_version$ac_mit_version"
+ if test "x$ac_krb5_version" = "xHEIMDAL"
+ KRB5_LIBS="-L$krb5_dir/lib -lkrb5 -lasn1 $SSL_LIBS -lroken -lcrypt"
+ then
+ KRB5_LIBS="-L$krb5_dir/lib -lkrb5 -lk5crypto -lcom_err"
+ fi
+ if test "x$ac_krb5_version" = "xMIT"
+ then
+ AC_DEFINE(HAVE_MIT_KERBEROS, 1, [Define to use MIT kerberos])
+ fi
+ else
+ AC_PATH_PROG(KRB5_CONFIG, krb5-config)
+ if test -x "$KRB5_CONFIG"
+ then
+ KRB5_FLAGS=`"$KRB5_CONFIG" --cflags`
+ KRB5_LIBS=`"$KRB5_CONFIG" --libs`
+ CFLAGS="$CFLAGS $KRB5_FLAGS"
+ CPPFLAGS="$CPPFLAGS $KRB5_FLAGS"
+ #
+ # If -lcrypto is in KRB5_FLAGS, we require it to build
+ # with Heimdal/MIT. We don't want to built with it by
+ # default, due to annoying license incompatibilities
+ # between the OpenSSL license and the GPL, so:
+ #
+ # if SSL_LIBS is set to a non-empty string, we
+ # remove -lcrypto from KRB5_LIBS and replace
+ # it with SSL_LIBS;
+ #
+ # if SSL_LIBS is not set to a non-empty string
+ # we fail with an appropriate error message.
+ #
+ case "$KRB5_LIBS" in
+ *-lcrypto*)
+ if test ! -z "$SSL_LIBS"
+ then
+ KRB5_LIBS=`echo $KRB5_LIBS | sed 's/-lcrypto//'`
+ KRB5_LIBS="$KRB5_LIBS $SSL_LIBS"
+ else
+ AC_MSG_ERROR([Kerberos library requires -lcrypto but --with-ssl not specified])
+ fi
+ ;;
+ esac
+ ac_krb5_version=`"$KRB5_CONFIG" --version | head -n 1 | sed -e 's/^.*heimdal.*$/HEIMDAL/' -e 's/^Kerberos .*$/MIT/'`
+ fi
+ fi
+
+ #
+ # Make sure we have "krb5.h". If we don't, it means we probably
+ # don't have kerberos, so don't use it.
+ #
+ AC_CHECK_HEADER(krb5.h,,
+ [
+ if test "x$krb5_dir" != "x"
+ then
+ #
+ # The user used "--with-krb5=" to specify a directory
+ # containing kerberos, but we didn't find the header file
+ # there; that either means they didn't specify the
+ # right directory or are confused about whether kerberos
+ # is, in fact, installed. Report the error and give up.
+ #
+ AC_MSG_ERROR([kerberos header not found in directory specified in --with-krb5])
+ else
+ if test "x$want_krb5" = "xyes"
+ then
+ #
+ # The user tried to force us to use the library, but we
+ # couldn't find the header file; report an error.
+ #
+ AC_MSG_ERROR(Header file krb5.h not found.)
+ else
+ #
+ # We couldn't find the header file; don't use the
+ # library, as it's probably not present.
+ #
+ want_krb5=no
+ AC_MSG_RESULT(No Heimdal or MIT header found - disabling dissection for some kerberos data in packet decoding)
+ fi
+ fi
+ ])
+
+ if test "x$want_krb5" != "xno"
+ then
+ #
+ # Well, we at least have the krb5 header file.
+ # Check whether this is Heimdal or MIT.
+ #
+ AC_MSG_CHECKING(whether the Kerberos library is Heimdal or MIT)
+ if test "x$ac_krb5_version" = "xHEIMDAL" -o "x$ac_krb5_version" = "xMIT"
+ then
+ #
+ # Yes.
+ # Check whether we have krb5_kt_resolve - and whether
+ # we need to link with -lresolv when linking with
+ # the Kerberos library.
+ #
+ AC_MSG_RESULT($ac_krb5_version)
+ ethereal_save_LIBS="$LIBS"
+ found_krb5_kt_resolve=no
+ for extras in "" "-lresolv"
+ do
+ LIBS="$KRB5_LIBS $extras"
+ if test -z "$extras"
+ then
+ AC_MSG_CHECKING([whether $ac_krb5_version includes krb5_kt_resolve])
+ else
+ AC_MSG_CHECKING([whether $ac_krb5_version includes krb5_kt_resolve (linking with $extras)])
+ fi
+ AC_TRY_LINK(
+ [
+ ],
+ [
+ krb5_kt_resolve();
+ ],
+ [
+ #
+ # We found "krb5_kt_resolve()", and required
+ # the libraries in extras as well.
+ #
+ AC_MSG_RESULT(yes)
+ KRB5_LIBS="$LIBS"
+ AC_DEFINE(HAVE_KERBEROS, 1, [Define to use kerberos])
+ if test "x$ac_krb5_version" = "xHEIMDAL"
+ then
+ AC_DEFINE(HAVE_HEIMDAL_KERBEROS, 1, [Define to use heimdal kerberos])
+ elif test "x$ac_krb5_version" = "xMIT"
+ then
+ AC_DEFINE(HAVE_MIT_KERBEROS, 1, [Define to use MIT kerberos])
+ fi
+ found_krb5_kt_resolve=yes
+ break
+ ],
+ [
+ AC_MSG_RESULT(no)
+ ])
+ done
+ if test "$found_krb5_kt_resolve" = no
+ then
+ #
+ # We didn't find "krb5_kt_resolve()" in the
+ # Kerberos library, even when we tried linking
+ # with -lresolv; we can't link with kerberos.
+ #
+ if test "x$want_krb5" = "xyes"
+ then
+ #
+ # The user tried to force us to use the library,
+ # but we can't do so; report an error.
+ #
+ AC_MSG_ERROR(Usable $ac_krb5_version not found)
+ else
+ #
+ # Restore the versions of CFLAGS and CPPFLAGS
+ # from before we added the flags for Kerberos.
+ #
+ AC_MSG_RESULT(Usable $ac_krb5_version not found - disabling dissection for some kerberos data in packet decoding)
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ KRB5_LIBS=""
+ want_krb5=no
+ fi
+ else
+ #
+ # We can link with Kerberos; see whether krb5.h
+ # defines KEYTYPE_ARCFOUR_56 (where "defines" means
+ # "as a #define or as an enum member).
+ #
+ AC_MSG_CHECKING([whether krb5.h defines KEYTYPE_ARCFOUR_56])
+ AC_COMPILE_IFELSE(
+ [
+ AC_LANG_SOURCE(
+ [[
+ #include <krb5.h>
+ #include <stdio.h>
+
+ main()
+ {
+ printf("%u\n", KEYTYPE_ARCFOUR_56);
+ }
+ ]])
+ ],
+ [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_KEYTYPE_ARCFOUR_56, 1, [Define if krb5.h defines KEYTYPE_ARCFOUR_56])
+ ],
+ [
+ AC_MSG_RESULT(no)
+ ])
+ fi
+ LIBS="$ethereal_save_LIBS"
+ else
+ #
+ # It's not Heimdal or MIT.
+ #
+ AC_MSG_RESULT(no)
+ if test "x$want_krb5" = "xyes"
+ then
+ #
+ # The user tried to force us to use the library,
+ # but we can't do so; report an error.
+ #
+ AC_MSG_ERROR(Kerberos not found)
+ else
+ #
+ # Restore the versions of CFLAGS and CPPFLAGS
+ # from before we added the flags for Kerberos.
+ #
+ AC_MSG_RESULT(Kerberos not found - disabling dissection for some kerberos data in packet decoding)
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ KRB5_LIBS=""
+ want_krb5=no
+ fi
+ fi
+ else
+ #
+ # The user asked us not to use Kerberos, or they didn't
+ # say whether they wanted us to use it but we found
+ # that we couldn't.
+ #
+ # Restore the versions of CFLAGS and CPPFLAGS
+ # from before we added the flags for Kerberos.
+ #
+ CFLAGS="$ethereal_save_CFLAGS"
+ CPPFLAGS="$ethereal_save_CPPFLAGS"
+ KRB5_LIBS=""
+ want_krb5=no
+ fi
+ AC_SUBST(KRB5_LIBS)
+])
+
+dnl Autoconf macros for libgnutls
+
+# Modified for LIBGNUTLS -- nmav
+# Configure paths for LIBGCRYPT
+# Shamelessly stolen from the one of XDELTA by Owen Taylor
+# Werner Koch 99-12-09
+
+dnl AM_PATH_LIBGNUTLS([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
+dnl Test for libgnutls, and define LIBGNUTLS_CFLAGS and LIBGNUTLS_LIBS
+dnl
+AC_DEFUN([AM_PATH_LIBGNUTLS],
+[dnl
+dnl Get the cflags and libraries from the libgnutls-config script
+dnl
+AC_ARG_WITH(libgnutls-prefix,
+ [ --with-libgnutls-prefix=PFX Prefix where libgnutls is installed (optional)],
+ libgnutls_config_prefix="$withval", libgnutls_config_prefix="")
+
+ if test x$libgnutls_config_prefix != x ; then
+ if test x${LIBGNUTLS_CONFIG+set} != xset ; then
+ LIBGNUTLS_CONFIG=$libgnutls_config_prefix/bin/libgnutls-config
+ fi
+ fi
+
+ AC_PATH_PROG(LIBGNUTLS_CONFIG, libgnutls-config, no)
+ min_libgnutls_version=ifelse([$1], ,0.1.0,$1)
+ AC_MSG_CHECKING(for libgnutls - version >= $min_libgnutls_version)
+ no_libgnutls=""
+ if test "$LIBGNUTLS_CONFIG" = "no" ; then
+ no_libgnutls=yes
+ else
+ LIBGNUTLS_CFLAGS=`$LIBGNUTLS_CONFIG $libgnutls_config_args --cflags`
+ LIBGNUTLS_LIBS=`$LIBGNUTLS_CONFIG $libgnutls_config_args --libs`
+ libgnutls_config_version=`$LIBGNUTLS_CONFIG $libgnutls_config_args --version`
+
+ ac_save_CFLAGS="$CFLAGS"
+ ac_save_LIBS="$LIBS"
+ CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS"
+ LIBS="$LIBS $LIBGNUTLS_LIBS"
+dnl
+dnl Now check if the installed libgnutls is sufficiently new. Also sanity
+dnl checks the results of libgnutls-config to some extent
+dnl
+ rm -f conf.libgnutlstest
+ AC_TRY_RUN([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gnutls/gnutls.h>
+
+int
+main ()
+{
+ system ("touch conf.libgnutlstest");
+
+ if( strcmp( gnutls_check_version(NULL), "$libgnutls_config_version" ) )
+ {
+ printf("\n*** 'libgnutls-config --version' returned %s, but LIBGNUTLS (%s)\n",
+ "$libgnutls_config_version", gnutls_check_version(NULL) );
+ printf("*** was found! If libgnutls-config was correct, then it is best\n");
+ printf("*** to remove the old version of LIBGNUTLS. You may also be able to fix the error\n");
+ printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
+ printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
+ printf("*** required on your system.\n");
+ printf("*** If libgnutls-config was wrong, set the environment variable LIBGNUTLS_CONFIG\n");
+ printf("*** to point to the correct copy of libgnutls-config, and remove the file config.cache\n");
+ printf("*** before re-running configure\n");
+ }
+ else if ( strcmp(gnutls_check_version(NULL), LIBGNUTLS_VERSION ) )
+ {
+ printf("\n*** LIBGNUTLS header file (version %s) does not match\n", LIBGNUTLS_VERSION);
+ printf("*** library (version %s)\n", gnutls_check_version(NULL) );
+ }
+ else
+ {
+ if ( gnutls_check_version( "$min_libgnutls_version" ) )
+ {
+ return 0;
+ }
+ else
+ {
+ printf("no\n*** An old version of LIBGNUTLS (%s) was found.\n",
+ gnutls_check_version(NULL) );
+ printf("*** You need a version of LIBGNUTLS newer than %s. The latest version of\n",
+ "$min_libgnutls_version" );
+ printf("*** LIBGNUTLS is always available from ftp://gnutls.hellug.gr/pub/gnutls.\n");
+ printf("*** \n");
+ printf("*** If you have already installed a sufficiently new version, this error\n");
+ printf("*** probably means that the wrong copy of the libgnutls-config shell script is\n");
+ printf("*** being found. The easiest way to fix this is to remove the old version\n");
+ printf("*** of LIBGNUTLS, but you can also set the LIBGNUTLS_CONFIG environment to point to the\n");
+ printf("*** correct copy of libgnutls-config. (In this case, you will have to\n");
+ printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
+ printf("*** so that the correct libraries are found at run-time))\n");
+ }
+ }
+ return 1;
+}
+],, no_libgnutls=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+ CFLAGS="$ac_save_CFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+
+ if test "x$no_libgnutls" = x ; then
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
+ else
+ if test -f conf.libgnutlstest ; then
+ :
+ else
+ AC_MSG_RESULT(no)
+ fi
+ if test "$LIBGNUTLS_CONFIG" = "no" ; then
+ echo "*** The libgnutls-config script installed by LIBGNUTLS could not be found"
+ echo "*** If LIBGNUTLS was installed in PREFIX, make sure PREFIX/bin is in"
+ echo "*** your path, or set the LIBGNUTLS_CONFIG environment variable to the"
+ echo "*** full path to libgnutls-config."
+ else
+ if test -f conf.libgnutlstest ; then
+ :
+ else
+ echo "*** Could not run libgnutls test program, checking why..."
+ CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS"
+ LIBS="$LIBS $LIBGNUTLS_LIBS"
+ AC_TRY_LINK([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gnutls/gnutls.h>
+], [ return !!gnutls_check_version(NULL); ],
+ [ echo "*** The test program compiled, but did not run. This usually means"
+ echo "*** that the run-time linker is not finding LIBGNUTLS or finding the wrong"
+ echo "*** version of LIBGNUTLS. If it is not finding LIBGNUTLS, you'll need to set your"
+ echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+ echo "*** to the installed location Also, make sure you have run ldconfig if that"
+ echo "*** is required on your system"
+ echo "***"
+ echo "*** If you have an old version installed, it is best to remove it, although"
+ echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
+ echo "***" ],
+ [ echo "*** The test program failed to compile or link. See the file config.log for the"
+ echo "*** exact error that occured. This usually means LIBGNUTLS was incorrectly installed"
+ echo "*** or that you have moved LIBGNUTLS since it was installed. In the latter case, you"
+ echo "*** may want to edit the libgnutls-config script: $LIBGNUTLS_CONFIG" ])
+ CFLAGS="$ac_save_CFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+ fi
+ LIBGNUTLS_CFLAGS=""
+ LIBGNUTLS_LIBS=""
+ ifelse([$3], , :, [$3])
+ fi
+ rm -f conf.libgnutlstest
+ AC_SUBST(LIBGNUTLS_CFLAGS)
+ AC_SUBST(LIBGNUTLS_LIBS)
+])