dnl dnl Some global settings dnl sinclude(acx_nlnetlabs.m4) sinclude(dnstap/dnstap.m4) AC_INIT([NSD],[4.3.6],[nsd-bugs@nlnetlabs.nl]) AC_CONFIG_HEADERS([config.h]) # # Setup the standard programs # https://www.gnu.org/software/autoconf/manual/autoconf-2.69/html_node/Setting-Output-Variables.html AC_ARG_VAR(SED, [location of the sed program]) AC_ARG_VAR(AWK, [location of the awk program]) AC_ARG_VAR(GREP, [location of the grep program]) AC_ARG_VAR(EGREP, [location of the egrep program]) AC_ARG_VAR(LEX, [location of the lex program with GNU extensions (flex)]) AC_ARG_VAR(YACC, [location of the yacc program with GNU extensions (bison)]) cmdln="`echo $@ | sed -e 's/\\\\/\\\\\\\\/g' | sed -e 's/"/\\\\"/'g`" AC_DEFINE_UNQUOTED(CONFCMDLINE, ["$cmdln"], [Command line arguments used with configure]) CFLAGS="$CFLAGS" AC_USE_SYSTEM_EXTENSIONS if test "$ac_cv_header_minix_config_h" = "yes"; then AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix]) fi dnl dnl By default set $sysconfdir to /etc and $localstatedir to /var dnl case "$prefix" in NONE) case "$sysconfdir" in '${prefix}/etc') sysconfdir=/etc ;; esac case "$localstatedir" in '${prefix}/var') localstatedir=/var ;; esac ;; esac # # Determine configuration directory # configdir=$sysconfdir/nsd AC_ARG_WITH([configdir], AS_HELP_STRING([--with-configdir=dir],[NSD configuration directory]), [configdir=$withval]) AC_DEFINE_UNQUOTED(CONFIGDIR, ["`eval echo $configdir`"], [NSD config dir]) AC_SUBST(configdir) # # Determine configuration file nsd_conf_file=${configdir}/nsd.conf AC_ARG_WITH([nsd_conf_file], AS_HELP_STRING([--with-nsd_conf_file=path],[Pathname to the NSD configuration file]), [nsd_conf_file=$withval]) AC_SUBST(nsd_conf_file) # the eval is to evaluate shell expansion twice, once # for $nsd_conf_file and once for the ${prefix} within it. AC_DEFINE_UNQUOTED(CONFIGFILE, ["`eval echo $nsd_conf_file`"], [Pathname to the NSD configuration file]) # # Default logfile # logfile=${localstatedir}/log/nsd.log AC_ARG_WITH([logfile], AS_HELP_STRING([--with-logfile=path],[Pathname to the default log file]), [logfile=$withval]) AC_SUBST(logfile) # # Database directory # dbdir=${localstatedir}/db/nsd # # Determine the pidfile location. Check if /var/run exists, if so set pidfile # to /var/run/nsd.pid by default # if test -d ${localstatedir}/run; then pidfile=${localstatedir}/run/nsd.pid else pidfile=${dbdir}/nsd.pid fi AC_ARG_WITH([pidfile], AS_HELP_STRING([--with-pidfile=path],[Pathname to the NSD pidfile]), [pidfile=$withval]) AC_SUBST(pidfile) AC_DEFINE_UNQUOTED(PIDFILE, ["`eval echo $pidfile`"], [Pathname to the NSD pidfile]) # # Determine location of nsd.db # dbfile=${dbdir}/nsd.db AC_ARG_WITH([dbfile], AS_HELP_STRING([--with-dbfile=path],[Pathname to the NSD database]), [dbfile=$withval]) AC_SUBST(dbfile) AC_DEFINE_UNQUOTED(DBFILE, ["`eval echo $dbfile`"], [Pathname to the NSD database]) if test -n "$dbfile"; then dbdir=`dirname $dbfile` fi AC_SUBST(dbdir) piddir=`dirname $pidfile` AC_SUBST(piddir) # # Determine the default directory for the zone files # zonesdir=$configdir AC_ARG_WITH([zonesdir], AS_HELP_STRING([--with-zonesdir=dir],[NSD default location for zone files]), [zonesdir=$withval]) AC_SUBST(zonesdir) AC_DEFINE_UNQUOTED(ZONESDIR, ["`eval echo $zonesdir`"], [NSD default location for zone files. Empty string or NULL to disable.]) # default xfrd file location. xfrdfile=${dbdir}/xfrd.state AC_ARG_WITH([xfrdfile], AS_HELP_STRING([--with-xfrdfile=path],[Pathname to the NSD xfrd zone timer state file]), [xfrdfile=$withval]) AC_DEFINE_UNQUOTED(XFRDFILE, ["`eval echo $xfrdfile`"], [Pathname to the NSD xfrd zone timer state file.]) AC_SUBST(xfrdfile) # default zonelist file location. zonelistfile=${dbdir}/zone.list AC_ARG_WITH([zonelistfile], AS_HELP_STRING([--with-zonelistfile=path],[Pathname to the NSD zone list file]), [zonelistfile=$withval]) AC_DEFINE_UNQUOTED(ZONELISTFILE, ["`eval echo $zonelistfile`"], [Pathname to the NSD zone list file.]) AC_SUBST(zonelistfile) # default xfr dir location. xfrdir="/tmp" AC_ARG_WITH([xfrdir], AS_HELP_STRING([--with-xfrdir=path],[Pathname to where the NSD transfer dir is created]), [xfrdir=$withval]) AC_DEFINE_UNQUOTED(XFRDIR, ["`eval echo $xfrdir`"], [Pathname to where the NSD transfer dir is created.]) AC_SUBST(xfrdir) # nsd sbin location. tmpinstantiate execprefix with defaults if not yet done. if test "x${exec_prefix}" = "xNONE"; then if test "x${prefix}" = "xNONE"; then exec_prefix="$ac_default_prefix" else exec_prefix="${prefix}"; fi nsd_start_path="`eval echo $sbindir`/nsd" exec_prefix="NONE" else nsd_start_path="`eval echo $sbindir`/nsd" fi AC_DEFINE_UNQUOTED(NSD_START_PATH, ["$nsd_start_path"], [Pathname to start nsd from nsd-control]) # # Determine default chroot directory # AC_ARG_WITH([chroot], AS_HELP_STRING([--with-chroot=dir],[NSD default chroot directory]), [ chrootdir=$withval AC_DEFINE_UNQUOTED(CHROOTDIR, ["`eval echo $chrootdir`"], [NSD default chroot directory]) ]) AC_SUBST(chrootdir) # # Determine the user name to drop privileges to # user=nsd AC_ARG_WITH([user], AS_HELP_STRING([--with-user=username],[User name or ID to answer the queries with]), [user=$withval]) AC_SUBST(user) AC_DEFINE_UNQUOTED(USER, ["$user"], [the user name to drop privileges to]) AC_PROG_CC AC_PROG_SED AC_PROG_AWK AC_PROG_GREP AC_PROG_EGREP AC_PROG_LEX([noyywrap]) AC_PROG_YACC AC_PROG_LN_S AC_PROG_INSTALL if test "$LEX" != ":" -a "$LEX" != ""; then # Solaris provides anemic tools, and they don't offer GNU extensions like # 'flex -i'. Solaris also does not offer GNU replacements in /usr/gnu/bin. AC_MSG_CHECKING([whether lex accepts -i]) AS_IF([echo "%%" | $LEX -i -t >/dev/null 2>&1], [ AC_MSG_RESULT([yes]) ], [ AC_MSG_RESULT([no]) AC_MSG_ERROR([unable to find a lexer that supports -i. If one is available then set the LEX variable]) ] ) # Check if lex defines yy_current_buffer, because 2.4.6 and older use it, # but later could define it as a macro and then we should not redefine it. AC_MSG_CHECKING(if lex defines yy_current_buffer) cat <conftest.lex %% EOF $LEX -i -t conftest.lex >> conftest.c 2>/dev/null if $GREP "^#define yy_current_buffer" conftest.c >/dev/null; then AC_DEFINE_UNQUOTED(LEX_DEFINES_YY_CURRENT_BUFFER, 1, [If flex defines yy_current_buffer as a macro]) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi rm -f conftest.lex conftest.c fi AC_DEFUN([AC_CHECK_FORMAT_ATTRIBUTE], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "format" attribute) AC_CACHE_VAL(ac_cv_c_format_attribute, [ac_cv_c_format_attribute=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include void f (char *format, ...) __attribute__ ((format (printf, 1, 2))); void (*pf) (char *format, ...) __attribute__ ((format (printf, 1, 2))); ]], [[ f ("%s", "str"); ]])],[ac_cv_c_format_attribute="yes"],[ac_cv_c_format_attribute="no"]) ]) AC_MSG_RESULT($ac_cv_c_format_attribute) if test $ac_cv_c_format_attribute = yes; then AC_DEFINE(HAVE_ATTR_FORMAT, 1, [Whether the C compiler accepts the "format" attribute]) fi ])dnl AC_DEFUN([AC_CHECK_UNUSED_ATTRIBUTE], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "unused" attribute) AC_CACHE_VAL(ac_cv_c_unused_attribute, [ac_cv_c_unused_attribute=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include void f (char *u __attribute__((unused))); ]], [[ f ("x"); ]])],[ac_cv_c_unused_attribute="yes"],[ac_cv_c_unused_attribute="no"]) ]) AC_MSG_RESULT($ac_cv_c_unused_attribute) if test $ac_cv_c_unused_attribute = yes; then AC_DEFINE(HAVE_ATTR_UNUSED, 1, [Whether the C compiler accepts the "unused" attribute]) fi ])dnl AC_DEFUN([CHECK_NORETURN_ATTRIBUTE], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "noreturn" attribute) AC_CACHE_VAL(ac_cv_c_noreturn_attribute, [ac_cv_c_noreturn_attribute=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include __attribute__((noreturn)) void f(int x) { printf("%d", x); } ]], [[ f(1); ]])],[ac_cv_c_noreturn_attribute="yes"],[ac_cv_c_noreturn_attribute="no"]) ]) AC_MSG_RESULT($ac_cv_c_noreturn_attribute) if test $ac_cv_c_noreturn_attribute = yes; then AC_DEFINE(HAVE_ATTR_NORETURN, 1, [Whether the C compiler accepts the "noreturn" attribute]) AC_DEFINE(ATTR_NORETURN, [__attribute__((__noreturn__))], [apply the noreturn attribute to a function that exits the program]) fi ])dnl End of CHECK_NORETURN_ATTRIBUTE AC_DEFUN([CHECK_COMPILER_FLAG], [ AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether $CC supports -$1) cache=`echo $1 | $SED 'y%.=/+-%___p_%'` AC_CACHE_VAL(cv_prog_cc_flag_$cache, [ echo 'void f(){}' >conftest.c if test -z "`$CC -$1 -c conftest.c 2>&1`"; then eval "cv_prog_cc_flag_$cache=yes" else eval "cv_prog_cc_flag_$cache=no" fi rm -f conftest* ]) if eval "test \"`echo '$cv_prog_cc_flag_'$cache`\" = yes"; then AC_MSG_RESULT(yes) : $2 else AC_MSG_RESULT(no) : $3 fi ]) AC_DEFUN([AC_CHECK_CTIME_R], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether ctime_r works with two arguments) AC_CACHE_VAL(ac_cv_c_ctime_c, [ac_cv_c_ctime_c=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include void testing (void) { time_t clock; char current_time[40]; ctime_r(&clock, current_time); }]], [[ testing(); ]])],[ac_cv_c_ctime_c="yes"],[ac_cv_c_ctime_c="no"]) ]) AC_MSG_RESULT($ac_cv_c_ctime_c) if test $ac_cv_c_ctime_c = no; then CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS" fi ])dnl # Checks for typedefs, structures, and compiler characteristics. # allow user to override the -g -O2 flags. if test "x$CFLAGS" = "x" ; then ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"]) # we do not use O3 because it causes miscompilations. ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"]) ACX_CHECK_FLTO ACX_CHECK_PIE ACX_CHECK_RELRO_NOW fi AC_C_CONST AC_C_INLINE AC_TYPE_UID_T AC_TYPE_PID_T AC_TYPE_SIZE_T AC_TYPE_OFF_T AC_CHECK_FORMAT_ATTRIBUTE AC_CHECK_UNUSED_ATTRIBUTE CHECK_NORETURN_ATTRIBUTE ACX_CHECK_MEMCMP_SIGNED AC_CHECK_CTIME_R # Checks for libraries. # Check for SSL, original taken from # http://www.gnu.org/software/ac-archive/htmldoc/check_ssl.html and # modified for NSD. AC_DEFUN([CHECK_SSL], [ AC_ARG_WITH(ssl, AS_HELP_STRING([--with-ssl=pathname],[enable SSL (will check /usr/local/ssl /usr/lib/ssl /usr/ssl /usr/pkg /usr/sfw /usr/local /usr /usr/local/opt/openssl)]),[ ],[ withval="yes" ]) if test x_$withval != x_no; then AC_MSG_CHECKING(for SSL) if test x_$withval = x_ -o x_$withval = x_yes; then withval="/usr/local/ssl /usr/lib/ssl /usr/ssl /usr/pkg /usr/sfw /usr/local /usr /usr/local/opt/openssl" fi for dir in $withval; do ssldir="$dir" if test -f "$dir/include/openssl/ssl.h"; then found_ssl="yes"; AC_DEFINE_UNQUOTED([HAVE_SSL], [], [Define if you have the SSL libraries installed.]) if test x_$ssldir != x_/usr; then CPPFLAGS="$CPPFLAGS -I$ssldir/include"; fi break; fi done if test x_$found_ssl != x_yes; then AC_MSG_ERROR([Cannot find the SSL libraries in $withval]) else AC_MSG_RESULT([found in $ssldir]) HAVE_SSL=yes if test x_$ssldir != x_/usr; then LDFLAGS="$LDFLAGS -L$ssldir/lib"; fi if test x_$ssldir = x_/usr/sfw; then LDFLAGS="$LDFLAGS -R$ssldir/lib"; fi fi AC_SUBST(HAVE_SSL) fi ])dnl # check for libevent AC_ARG_WITH(libevent, AS_HELP_STRING([--with-libevent=pathname],[use libevent (will check /usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr /usr/local/opt/libevent or you can specify an explicit path), useful when the zone count is high.]), [ ],[ withval="yes" ]) if test x_$withval = x_yes -o x_$withval != x_no; then AC_MSG_CHECKING(for libevent) if test x_$withval = x_ -o x_$withval = x_yes; then withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr /usr/local/opt/libevent" fi for dir in $withval; do thedir="$dir" if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then found_libevent="yes" dnl assume /usr is in default path. if test "$thedir" != "/usr"; then CPPFLAGS="$CPPFLAGS -I$thedir/include" fi break; fi done if test x_$found_libevent != x_yes; then if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then # libevent source directory AC_MSG_RESULT(found in $thedir) CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include" # remove evdns from linking ev_files_o=`ls $thedir/*.o | $GREP -v evdns\.o | $GREP -v bufferevent_openssl\.o` cp $ev_files_o . LDFLAGS="$ev_files_o $LDFLAGS -lm" else AC_MSG_ERROR([Cannot find the libevent library. You can restart ./configure --with-libevent=no to use a builtin alternative.]) fi else AC_MSG_RESULT(found in $thedir) dnl if event2 exists and no event lib in dir itself, use subdir if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then LDFLAGS="$LDFLAGS -L$thedir/lib/event2" ACX_RUNTIME_PATH_ADD([$thedir/lib/event2]) else dnl assume /usr is in default path, do not add "". if test "$thedir" != "/usr" -a "$thedir" != ""; then LDFLAGS="$LDFLAGS -L$thedir/lib" ACX_RUNTIME_PATH_ADD([$thedir/lib]) fi fi fi # check for library used by libevent after 1.3c AC_SEARCH_LIBS([clock_gettime], [rt]) # is the event.h header libev or libevent? AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT]) AC_CHECK_DECL(EV_VERSION_MAJOR, [ AC_SEARCH_LIBS(event_set, [ev]) ],[ AC_SEARCH_LIBS(event_set, [event]) ],[AC_INCLUDES_DEFAULT #include ]) AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51) AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00) else AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events]) fi # Checks for header files. AC_HEADER_SYS_WAIT AC_CHECK_HEADERS([time.h arpa/inet.h signal.h string.h strings.h fcntl.h limits.h netinet/in.h netinet/tcp.h stddef.h sys/param.h sys/socket.h sys/un.h syslog.h unistd.h sys/select.h stdarg.h stdint.h netdb.h sys/bitypes.h tcpd.h glob.h grp.h endian.h sys/random.h ifaddrs.h],,, [AC_INCLUDES_DEFAULT]) AC_DEFUN([CHECK_VALIST_DEF], [ AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(for double definition of struct va_list) AC_CACHE_VAL(ac_cv_c_va_list_def, [ cat >conftest.c < #include int foo(void); EOF if test -z "`$CC -Werror -D_XOPEN_SOURCE=600 -c conftest.c 2>&1`"; then eval "ac_cv_c_va_list_def=no" else eval "ac_cv_c_va_list_def=yes" fi rm -f conftest* ]) if test $ac_cv_c_va_list_def = yes; then AC_MSG_RESULT(yes) : AC_DEFINE_UNQUOTED([HAVE_VA_LIST_DOUBLE_DEF], [], [Define this if you have double va_list definitions.]) else AC_MSG_RESULT(no) : fi ]) CHECK_VALIST_DEF AC_DEFUN([AC_CHECK_STRPTIME], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether strptime needs defines) AC_CACHE_VAL(ac_cv_c_strptime_needs_defs, [ cat >conftest.c < int testing (void) { struct tm t; const char *timestr="201201"; return strptime(timestr, "%Y%m", &t) != 0; } EOF if test -z "`$CC -Wall -Werror -c conftest.c 2>&1`"; then eval "ac_cv_c_strptime_needs_defs=no" else eval "ac_cv_c_strptime_needs_defs=yes" fi rm -f conftest* ]) AC_MSG_RESULT($ac_cv_c_strptime_needs_defs) if test $ac_cv_c_strptime_needs_defs = yes; then AC_DEFINE_UNQUOTED([STRPTIME_NEEDS_DEFINES], 1, [strptime is available from time.h with some defines.]) fi ])dnl AC_CHECK_STRPTIME # check wether strptime also works AC_DEFUN([AC_CHECK_STRPTIME_WORKS], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether strptime works) if test c${cross_compiling} = cno; then AC_RUN_IFELSE([AC_LANG_SOURCE([[ #define _XOPEN_SOURCE 600 #include int main(void) { struct tm tm; char *res; res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm); if (!res) return 1; return 0; } ]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"]) else eval "ac_cv_c_strptime_works=maybe" fi AC_MSG_RESULT($ac_cv_c_strptime_works) if test $ac_cv_c_strptime_works = no; then AC_LIBOBJ(strptime) else AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.]) fi ])dnl AC_SEARCH_LIBS(inet_pton, [nsl]) AC_SEARCH_LIBS(socket, [socket]) AC_CHECK_STRPTIME_WORKS ACX_CHECK_NONBLOCKING_BROKEN ACX_MKDIR_ONE_ARG # set -I. and -Isrcdir if test -n "$CPPFLAGS"; then CPPFLAGS="$CPPFLAGS -I." else CPPFLAGS="-I." fi if test "$srcdir" != "."; then CPPFLAGS="$CPPFLAGS -I$srcdir" if test -f $srcdir/config.h; then AC_MSG_ERROR([$srcdir/config.h is in the way, please remove it]) fi fi dnl LIBGTOP_CHECK_TYPE dnl Stolen from Gnome's anjuta dnl Improved version of AC_CHECK_TYPE which takes into account dnl that we need to #include some other header files on some dnl systems to get some types. dnl AC_LIBGTOP_CHECK_TYPE(TYPE, DEFAULT) AC_DEFUN([AC_LIBGTOP_CHECK_TYPE], [AC_MSG_CHECKING(for $1) AC_CACHE_VAL(ac_cv_type_$1, [AC_EGREP_CPP(dnl changequote(<<,>>)dnl <<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl changequote([,]), [ #include #include #include #ifdef HAVE_STDINT_H #include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif #ifdef HAVE_ARPA_INET_H #include #endif #ifdef HAVE_SIGNAL_H #include #endif /* For Tru64 */ #ifdef HAVE_SYS_BITYPES_H #include #endif ], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl AC_MSG_RESULT($ac_cv_type_$1) if test $ac_cv_type_$1 = no; then AC_DEFINE($1, $2, Define "$1" to "$2" if "$1" is missing) fi ]) AC_LIBGTOP_CHECK_TYPE(int8_t, char) AC_LIBGTOP_CHECK_TYPE(int16_t, short) AC_LIBGTOP_CHECK_TYPE(int32_t, int) AC_LIBGTOP_CHECK_TYPE(int64_t, long long) AC_LIBGTOP_CHECK_TYPE(uint8_t, unsigned char) AC_LIBGTOP_CHECK_TYPE(uint16_t, unsigned short) AC_LIBGTOP_CHECK_TYPE(uint32_t, unsigned int) AC_LIBGTOP_CHECK_TYPE(uint64_t, unsigned long long) AC_LIBGTOP_CHECK_TYPE(socklen_t, int) AC_LIBGTOP_CHECK_TYPE(sig_atomic_t, int) AC_LIBGTOP_CHECK_TYPE(ssize_t, int) AC_LIBGTOP_CHECK_TYPE(suseconds_t, time_t) AC_CHECK_TYPE(in_addr_t, [], [AC_DEFINE([in_addr_t], [uint32_t], [in_addr_t])], [ #if HAVE_SYS_TYPES_H # include #endif #if HAVE_NETINET_IN_H # include #endif]) ACX_CHECK_SS_FAMILY AC_CHECK_MEMBERS([struct stat.st_mtimensec, struct stat.st_mtim.tv_nsec]) AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[ AC_INCLUDES_DEFAULT #ifdef HAVE_SYS_UN_H #include #endif ]) # Checks for library functions. AC_FUNC_CHOWN AC_FUNC_FORK AC_FUNC_MALLOC AC_DEFINE(RETSIGTYPE,void,[Return type of signal handlers, but autoconf 2.70 says 'your code may safely assume C89 semantics that RETSIGTYPE is void.']) AC_FUNC_FSEEKO AC_SYS_LARGEFILE AC_CHECK_SIZEOF(void*) AC_CHECK_SIZEOF(off_t) AC_CHECK_FUNCS([getrandom arc4random arc4random_uniform]) AC_SEARCH_LIBS([setusercontext],[util],[AC_CHECK_HEADERS([login_cap.h],,, [AC_INCLUDES_DEFAULT])]) AC_CHECK_FUNCS([tzset alarm chroot dup2 endpwent gethostname memset memcpy pwrite socket strcasecmp strchr strdup strerror strncasecmp strtol writev getaddrinfo getnameinfo freeaddrinfo gai_strerror sigaction sigprocmask strptime strftime localtime_r setusercontext glob initgroups setresuid setreuid setresgid setregid getpwnam mmap ppoll clock_gettime accept4 getifaddrs]) AC_CHECK_TYPE([struct mmsghdr], AC_DEFINE(HAVE_MMSGHDR, 1, [If sys/socket.h has a struct mmsghdr.]), [], [ AC_INCLUDES_DEFAULT #include ]) AC_ARG_ENABLE(recvmmsg, AS_HELP_STRING([--enable-recvmmsg],[Enable recvmmsg and sendmmsg compilation, faster but some kernel versions may have implementation problems for IPv6])) case "$enable_recvmmsg" in yes) AC_CHECK_FUNC([recvmmsg], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main(void) { int s = socket(AF_INET, SOCK_DGRAM, 0); int r = recvmmsg(s, 0, 0, 0, 0) == -1 && errno == ENOSYS; close(s); return r; } ]])], [ AC_DEFINE([HAVE_RECVMMSG], [1], [Define if recvmmsg is implemented])], [ ], [ AC_DEFINE([HAVE_RECVMMSG], [1], [Define if recvmmsg exists])] )]) AC_CHECK_FUNC([sendmmsg], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main(void) { int s = socket(AF_INET, SOCK_DGRAM, 0); int r = sendmmsg(s, 0, 0, 0) == -1 && errno == ENOSYS; close(s); return r; } ]])], [ AC_DEFINE([HAVE_SENDMMSG], [1], [Define if sendmmsg is implemented])], [ ], [ AC_DEFINE([HAVE_SENDMMSG], [1], [Define if sendmmsg exists])] )]) ;; no|*) ;; esac # check if setreuid en setregid fail, on MacOSX10.4(darwin8). if echo $target_os | $GREP -i darwin8 > /dev/null; then AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work]) fi # GNU HURD needs _GNU_SOURCE defined for cpu affinity gear if echo $target_os | $EGREP -i 'linux|hurd' > /dev/null; then AC_DEFINE([_GNU_SOURCE, 1, [Define this if on Linux or GNU Hurd for cpu affinity interface]]) fi # see comment on _GNU_SOURCE above AC_CHECK_HEADERS([sched.h sys/cpuset.h],,, [AC_INCLUDES_DEFAULT]) # Check for cpu_set_t (Linux) and cpuset_t (FreeBSD and NetBSD) AC_CHECK_TYPES([cpu_set_t, cpuset_t, cpuid_t],,,[ AC_INCLUDES_DEFAULT #if HAVE_SCHED_H # include #endif #if HAVE_SYS_CPUSET_H # include #endif ]) AC_DEFUN([AC_CHECK_CPU_OR], [AC_REQUIRE([AC_PROG_CC]) AC_MSG_CHECKING(whether CPU_OR works with three arguments) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#ifdef HAVE_SCHED_H # include #endif #ifdef HAVE_SYS_CPUSET_H # include #endif #include #ifdef HAVE_CPUSET_T #define MY_CPUSET_TYPE cpuset_t #endif #ifdef HAVE_CPU_SET_T #define MY_CPUSET_TYPE cpu_set_t #endif void testing (void) { MY_CPUSET_TYPE a, b; memset(&a, 0, sizeof(a)); memset(&b, 0, sizeof(b)); CPU_OR(&a, &a, &b); }]], [[ testing(); ]])],[ AC_MSG_RESULT(yes) AC_DEFINE([CPU_OR_THREE_ARGS], 1, [number of arguments for CPU_OR is three]) ],[ AC_MSG_RESULT(no) ])]) AS_IF([test x"$ac_cv_type_cpuset_t" = xyes -o x"$ac_cv_type_cpu_set_t" = xyes ],[ AC_CHECK_FUNC(cpuset_create) AC_CHECK_FUNC(cpuset_destroy) AC_CHECK_FUNC(cpuset_zero) AC_CHECK_FUNC(cpuset_set) AC_CHECK_FUNC(cpuset_clr) AC_CHECK_FUNC(cpuset_isset) AC_CHECK_FUNC(cpuset_size) AC_LIBOBJ(cpuset) AC_CHECK_FUNCS([sysconf]) AC_CHECK_CPU_OR ]) # # sched_setaffinity must be checked using proper includes. # also needs _GNU_SOURCE on Linux and Hurd; see above. # also see https://github.com/NLnetLabs/nsd/issues/82. # AC_MSG_CHECKING(for sched_setaffinity) AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #ifdef HAVE_SCHED_H # include #endif #ifdef HAVE_SYS_CPUSET_H #include #endif #ifdef HAVE_CPUSET_T #define MY_CPUSET_TYPE cpuset_t #endif #ifdef HAVE_CPU_SET_T #define MY_CPUSET_TYPE cpu_set_t #endif void testing (void) { MY_CPUSET_TYPE set; CPU_ZERO(&set); (void)sched_setaffinity(-1, sizeof(set), &set); } ]])], [ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SCHED_SETAFFINITY, 1, [Define this if sched_setaffinity is available])], [ AC_MSG_RESULT(no)]) # # Checking for missing functions we can replace # AC_REPLACE_FUNCS(basename) AC_REPLACE_FUNCS(inet_aton) AC_REPLACE_FUNCS(inet_pton) AC_REPLACE_FUNCS(inet_ntop) AC_REPLACE_FUNCS(snprintf) AC_REPLACE_FUNCS(strlcat) AC_REPLACE_FUNCS(strlcpy) AC_REPLACE_FUNCS(strptime) AC_REPLACE_FUNCS(pselect) AC_REPLACE_FUNCS(memmove) AC_REPLACE_FUNCS(setproctitle) AC_MSG_CHECKING([for reallocarray]) AC_LINK_IFELSE([AC_LANG_SOURCE( [[ #ifndef _OPENBSD_SOURCE #define _OPENBSD_SOURCE 1 #endif ]] AC_INCLUDES_DEFAULT [[ #include int main(void) { void* p = reallocarray(NULL, 10, 100); free(p); return 0; } ]])], [AC_MSG_RESULT(yes) AC_DEFINE(HAVE_REALLOCARRAY, 1, [If we have reallocarray(3)]) AC_CHECK_DECLS([reallocarray], [], [ AC_DEFINE(REALLOCARRAY_NEEDS_DEFINES, 1, [If reallocarray needs defines to appear in the headers]) ], [ AC_INCLUDES_DEFAULT #include ]) ], [ AC_MSG_RESULT(no) AC_LIBOBJ(reallocarray) ]) # # Check for b64_ntop (and assume result applies to b64_pton as well). # The functions are actually prefixed with __ and resolv.h defines # macros for the unprefixed versions, however including this header # causes conflicts with our T_xx defines. # AC_MSG_CHECKING(for __b64_ntop) AC_TRY_LINK([#include ], [__b64_ntop(NULL, 0, NULL, 0);], found_b64_ntop=yes, found_b64_ntop=no ) if test "x$found_b64_ntop" = xno; then AC_MSG_RESULT(no) AC_MSG_CHECKING(for __b64_ntop with -lresolv) LIBS="$LIBS -lresolv" AC_TRY_LINK([#include ], [__b64_ntop(NULL, 0, NULL, 0);], found_b64_ntop=yes, found_b64_ntop=no ) if test "x$found_b64_ntop" = xno; then AC_MSG_RESULT(no) fi fi if test "x$found_b64_ntop" = xyes; then AC_DEFINE(HAVE_B64_NTOP, 1, [Define to 1 if you have the `b64_ntop' function.]) AC_DEFINE(HAVE_B64_PTON, 1, [Define to 1 if you have the `b64_pton' function.]) AC_MSG_RESULT(yes) else AC_LIBOBJ([b64_ntop]) AC_LIBOBJ([b64_pton]) fi AC_MSG_CHECKING(for pselect prototype in sys/select.h) AC_EGREP_HEADER([[^a-zA-Z_]*pselect[^a-zA-Z_]], sys/select.h, AC_DEFINE(HAVE_PSELECT_PROTO, 1, [if sys/select.h provides pselect prototype]) AC_MSG_RESULT(yes), AC_MSG_RESULT(no)) AC_MSG_CHECKING(for ctime_r prototype in time.h) AC_EGREP_HEADER([[^a-zA-Z_]*ctime_r[^a-zA-Z_]], time.h, AC_DEFINE(HAVE_CTIME_R_PROTO, 1, [if time.h provides ctime_r prototype]) AC_MSG_RESULT(yes), AC_MSG_RESULT(no)) AC_CHECK_TYPE([struct timespec], AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1, [If time.h has a struct timespec (for pselect).]), [], [ AC_INCLUDES_DEFAULT #ifdef HAVE_SIGNAL_H #include #endif #ifdef HAVE_TIME_H #include #endif ]) dnl dnl Some random defines's dnl AC_DEFINE_UNQUOTED([IDENTITY], ["unidentified server"], [Define to the default nsd identity.]) AC_DEFINE_UNQUOTED([VERSION], [PACKAGE_STRING], [Define to the NSD version to answer version.server query.]) AC_DEFINE_UNQUOTED([TCP_BACKLOG], [256], [Define to the backlog to be used with listen.]) AC_DEFINE_UNQUOTED([TCP_PORT], ["53"], [Define to the default tcp port.]) AC_DEFINE_UNQUOTED([TCP_MAX_MESSAGE_LEN], [65535], [Define to the default maximum message length.]) AC_DEFINE_UNQUOTED([UDP_PORT], ["53"], [Define to the default udp port.]) AC_DEFINE_UNQUOTED([UDP_MAX_MESSAGE_LEN], [512], [Define to the default maximum udp message length.]) AC_DEFINE_UNQUOTED([EDNS_MAX_MESSAGE_LEN], [1232], [Define to the default maximum message length with EDNS.]) AC_DEFINE_UNQUOTED([TLS_PORT], ["853"], [Define to the default DNS over TLS port.]) AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [512], [Define to the maximum message length to pass to syslog.]) AC_DEFINE_UNQUOTED([NSD_CONTROL_PORT], [8952], [Define to the default nsd-control port.]) AC_DEFINE_UNQUOTED([NSD_CONTROL_VERSION], [1], [Define to nsd-control proto version.]) dnl dnl Determine the syslog facility to use dnl facility=LOG_DAEMON AC_ARG_WITH([facility], AS_HELP_STRING([--with-facility=name],[Syslog default facility (LOG_DAEMON)]), [facility=$withval]) AC_DEFINE_UNQUOTED([FACILITY], $facility, [Define to the default facility for syslog.]) dnl dnl Determine the default tcp timeout dnl tcp_timeout=120 AC_ARG_WITH([tcp_timeout], AS_HELP_STRING([--with-tcp-timeout=number],[Limit the default tcp timeout]), [tcp_timeout=$withval]) AC_DEFINE_UNQUOTED([TCP_TIMEOUT], $tcp_timeout, [Define to the default tcp timeout.]) dnl dnl Features dnl AC_ARG_ENABLE(root-server, AS_HELP_STRING([--enable-root-server],[Configure NSD as a root server])) case "$enable_root_server" in yes) AC_DEFINE_UNQUOTED([ROOT_SERVER], [], [Define this to configure as a root server.]) ;; no|*) ;; esac AC_ARG_ENABLE(ipv6, AS_HELP_STRING([--disable-ipv6],[Disables IPv6 support])) case "$enable_ipv6" in no) ;; yes|*) AC_DEFINE_UNQUOTED([INET6], [], [Define this to enable IPv6 support.]) ;; esac AC_ARG_ENABLE(bind8-stats, AS_HELP_STRING([--enable-bind8-stats],[Enables BIND8 like NSTATS & XSTATS and statistics in nsd-control])) case "$enable_bind8_stats" in yes|'') AC_DEFINE_UNQUOTED([BIND8_STATS], [], [Define this to enable BIND8 like NSTATS & XSTATS.]) ;; no|*) ;; esac AC_ARG_ENABLE(zone-stats, AS_HELP_STRING([--enable-zone-stats],[Enable per-zone statistics gathering (needs --enable-bind8-stats)])) case "$enable_zone_stats" in yes) AC_DEFINE_UNQUOTED([USE_ZONE_STATS], [], [Define this to enable per-zone statistics gathering.]) AC_DEFINE_UNQUOTED([BIND8_STATS], [], [Define this to enable BIND8 like NSTATS & XSTATS.]) ;; no|''|*) ;; esac AC_ARG_ENABLE(checking, AS_HELP_STRING([--enable-checking],[Enable internal runtime checks])) case "$enable_checking" in yes) CHECK_COMPILER_FLAG(W, [ CFLAGS="$CFLAGS -W" ]) CHECK_COMPILER_FLAG(Wall, [ CFLAGS="$CFLAGS -Wall" ]) CHECK_COMPILER_FLAG(Wextra, [ CFLAGS="$CFLAGS -Wextra" ]) CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [ CFLAGS="$CFLAGS -Wdeclaration-after-statement" ]) ;; no|*) AC_DEFINE([NDEBUG], [], [Undefine this to enable internal runtime checks.]) ;; esac AC_ARG_ENABLE(memclean, AS_HELP_STRING([--enable-memclean],[Cleanup memory (at exit) for eg. valgrind, memcheck])) if test "$enable_memclean" = "yes"; then AC_DEFINE_UNQUOTED([MEMCLEAN], [1], [Define this to cleanup memory at exit (eg. for valgrind, etc.)]) fi AC_ARG_ENABLE(ratelimit, AS_HELP_STRING([--enable-ratelimit],[Enable rate limiting])) case "$enable_ratelimit" in yes) AC_DEFINE_UNQUOTED([RATELIMIT], [], [Define this to enable rate limiting.]) dnl causes awk to not match the exclusion start marker. ratelimit="xx" ;; no|*) ratelimit="" ;; esac AC_SUBST(ratelimit) AC_ARG_ENABLE(ratelimit-default-is-off, AS_HELP_STRING([--enable-ratelimit-default-is-off],[Enable this to set default of ratelimit to off (enable in nsd.conf), otherwise ratelimit is enabled by default if --enable-ratelimit is enabled])) case "$enable_ratelimit_default_is_off" in yes) AC_DEFINE_UNQUOTED([RATELIMIT_DEFAULT_OFF], [], [Define this to set ratelimit to off by default.]) ratelimit_default="off" ;; no|*) ratelimit_default="on" ;; esac AC_SUBST(ratelimit_default) # we need SSL for TSIG (and maybe also for NSEC3). CHECK_SSL if test x$HAVE_SSL = x"yes"; then ACX_LIB_SSL # remove space after -ldl if there. LIBS=`echo "$LIBS" | sed -e 's/ $//'` # Check for -pthread BAKLIBS="$LIBS" LIBS="-lcrypto $LIBS" AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ int EVP_sha256(void); (void)EVP_sha256(); ]])],[],[ dnl so link fails for EVP_sha256, try with -pthread. BAKCFLAGS="$CFLAGS" CFLAGS="$CFLAGS -pthread" AC_MSG_CHECKING([if libcrypto needs -pthread]) AC_TRY_LINK_FUNC([EVP_sha256], [ AC_MSG_RESULT([yes]) ] , [ AC_MSG_RESULT([no]) dnl restore the nonpthread value CFLAGS="$BAKCFLAGS" ]) ]) LIBS="$BAKLIBS" if test -n "$ssldir"; then AC_CHECK_LIB(crypto, EVP_sha256,, [ AC_MSG_ERROR([OpenSSL found in $ssldir, but version 0.9.7 or higher is required]) ]) fi SSL_LIBS="-lssl" AC_SUBST(SSL_LIBS) AC_CHECK_HEADERS([openssl/ssl.h openssl/err.h openssl/rand.h openssl/ocsp.h openssl/core_names.h],,, [AC_INCLUDES_DEFAULT]) AC_CHECK_FUNCS([HMAC_CTX_reset HMAC_CTX_new EVP_cleanup ERR_load_crypto_strings OPENSSL_init_crypto SSL_CTX_set_security_level CRYPTO_memcmp EC_KEY_new_by_curve_name EVP_MAC_CTX_new EVP_MAC_CTX_set_params]) AC_CHECK_DECLS([SSL_CTX_set_ecdh_auto,SSL_CTX_set_tmp_ecdh], [], [], [ AC_INCLUDES_DEFAULT #ifdef HAVE_OPENSSL_ERR_H #include #endif #ifdef HAVE_OPENSSL_RAND_H #include #endif #ifdef HAVE_OPENSSL_CONF_H #include #endif #ifdef HAVE_OPENSSL_ENGINE_H #include #endif #include #include ]) BAKLIBS="$LIBS" LIBS="-lssl $LIBS" AC_CHECK_FUNCS([OPENSSL_init_ssl]) LIBS="$BAKLIBS" else AC_MSG_WARN([No SSL, therefore remote-control is disabled]) AC_MSG_WARN([No SSL, therefore TLS is disabled]) fi AC_ARG_ENABLE(nsec3, AS_HELP_STRING([--disable-nsec3],[Disable NSEC3 support])) case "$enable_nsec3" in no) ;; yes) AC_DEFINE_UNQUOTED([NSEC3], [], [Define this to enable NSEC3 support.]) ;; *) if test x$HAVE_SSL = x"yes"; then AC_DEFINE_UNQUOTED([NSEC3], [], [Define this to enable NSEC3 support.]) else AC_MSG_WARN([No SSL, therefore NSEC3 is disabled]) fi ;; esac AC_ARG_ENABLE(minimal-responses, AS_HELP_STRING([--disable-minimal-responses],[Disable response minimization. More truncation.])) case "$enable_minimal_responses" in no) ;; yes|*) AC_DEFINE_UNQUOTED([MINIMAL_RESPONSES], [], [Define this to enable response minimalization to reduce truncation.]) ;; esac AC_ARG_ENABLE(mmap, AS_HELP_STRING([--enable-mmap],[Use mmap instead of malloc. Experimental.])) case "$enable_mmap" in yes) AC_CHECK_HEADERS([sys/mman.h],,, [AC_INCLUDES_DEFAULT]) AC_LIBGTOP_CHECK_TYPE(uintptr_t, void*) AC_CHECK_FUNCS([mmap munmap]) AC_DEFINE_UNQUOTED([USE_MMAP_ALLOC], [], [Define this to enable mmap instead of malloc. Experimental.]) ;; no|*) ;; esac AC_ARG_ENABLE(radix-tree, AS_HELP_STRING([--disable-radix-tree],[You can disable the radix tree and use the red-black tree for the main lookups, the red-black tree uses less memory, but uses some more CPU.])) case "$enable_radix_tree" in no) ;; yes|*) AC_DEFINE_UNQUOTED([USE_RADIX_TREE], [], [Define this to configure to use the radix tree.]) ;; esac AC_ARG_ENABLE(packed, AS_HELP_STRING([--enable-packed],[Enable packed structure alignment, uses less memory, but unaligned reads.])) case "$enable_packed" in yes) AC_DEFINE_UNQUOTED([PACKED_STRUCTS], [], [Define this to use packed structure alignment.]) ACX_CHECK_COMPILER_FLAG(Wno-address-of-packed-member, [CFLAGS="$CFLAGS -Wno-address-of-packed-member"]) ;; no|*) ;; esac # check for dnstap if requested dt_DNSTAP([${localstatedir}/run/nsd-dnstap.sock], [ AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support]) AC_SUBST([ENABLE_DNSTAP], [1]) AC_SUBST([opt_dnstap_socket_path]) ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path) AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH, ["$hdr_dnstap_socket_path"], [default dnstap socket path]) AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c dnstap/dnstap_collector.c"]) AC_SUBST([DNSTAP_OBJ], ["dnstap.o dnstap_collector.o dnstap.pb-c.o"]) dnstap_config="dnstap/dnstap_config.h" ], [ AC_SUBST([ENABLE_DNSTAP], [0]) ] ) # Include systemd.m4 - begin sinclude(systemd.m4) # Include systemd.m4 - end AC_ARG_ENABLE(tcp-fastopen, AS_HELP_STRING([--enable-tcp-fastopen],[Enable TCP Fast Open])) case "$enable_tcp_fastopen" in yes) AC_CHECK_DECL([TCP_FASTOPEN], [], [AC_MSG_ERROR([TCP Fast Open is not available: please rerun without --enable-tcp-fastopen])], [AC_INCLUDES_DEFAULT #include ]) AC_DEFINE_UNQUOTED([USE_TCP_FASTOPEN], [1], [Define this to enable TCP fast open.]) ;; no|*) ;; esac AH_BOTTOM([ /* define before includes as it specifies what standard to use. */ #if (defined(HAVE_PSELECT) && !defined (HAVE_PSELECT_PROTO)) \ || !defined (HAVE_CTIME_R_PROTO) \ || defined (STRPTIME_NEEDS_DEFINES) || defined(REALLOCARRAY_NEEDS_DEFINES) # ifndef _XOPEN_SOURCE # define _XOPEN_SOURCE 600 # endif # ifndef _POSIX_C_SOURCE # define _POSIX_C_SOURCE 200112 # endif # ifndef _BSD_SOURCE # define _BSD_SOURCE 1 # endif # ifndef _OPENBSD_SOURCE # define _OPENBSD_SOURCE 1 # endif # ifndef _DEFAULT_SOURCE # define _DEFAULT_SOURCE 1 # endif # ifndef __EXTENSIONS__ # define __EXTENSIONS__ 1 # endif # ifndef _STDC_C99 # define _STDC_C99 1 # endif # ifndef _ALL_SOURCE # define _ALL_SOURCE 1 # endif #endif ]) AH_BOTTOM([ #ifdef HAVE_VA_LIST_DOUBLE_DEF /* workaround double va_list definition on some platforms */ # ifndef _VA_LIST_DEFINED # define _VA_LIST_DEFINED # endif #endif ]) AH_BOTTOM([ #include #include #include #ifdef HAVE_TIME_H #include #endif #ifdef HAVE_STDINT_H #include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif #ifdef HAVE_NETINET_IN_H #include #endif #ifdef HAVE_NETINET_TCP_H #include #endif #ifdef HAVE_ARPA_INET_H #include #endif /* For Tru64 */ #ifdef HAVE_SYS_BITYPES_H #include #endif ]) AH_BOTTOM([ #ifdef HAVE_ATTR_FORMAT #define ATTR_FORMAT(archetype, string_index, first_to_check) \ __attribute__ ((format (archetype, string_index, first_to_check))) #else /* !HAVE_ATTR_FORMAT */ #define ATTR_FORMAT(archetype, string_index, first_to_check) /* empty */ #endif /* !HAVE_ATTR_FORMAT */ #if defined(__cplusplus) #define ATTR_UNUSED(x) #elif defined(HAVE_ATTR_UNUSED) #define ATTR_UNUSED(x) x __attribute__((unused)) #else /* !HAVE_ATTR_UNUSED */ #define ATTR_UNUSED(x) x #endif /* !HAVE_ATTR_UNUSED */ ]) AH_BOTTOM([ #ifndef IPV6_MIN_MTU #define IPV6_MIN_MTU 1280 #endif /* IPV6_MIN_MTU */ #ifndef AF_INET6 #define AF_INET6 28 #endif /* AF_INET6 */ ]) if test $ac_cv_func_getaddrinfo = no; then AC_LIBOBJ([fake-rfc2553]) fi AH_BOTTOM([ /* maximum nesting of included files */ #define MAXINCLUDES 10 ]) AH_BOTTOM([ int __b64_ntop(uint8_t const *src, size_t srclength, char *target, size_t targsize); int __b64_pton(char const *src, uint8_t *target, size_t targsize); ]) AH_BOTTOM([ #ifndef HAVE_FSEEKO #define fseeko fseek #define ftello ftell #endif /* HAVE_FSEEKO */ #ifndef HAVE_SNPRINTF #include int snprintf (char *str, size_t count, const char *fmt, ...); int vsnprintf (char *str, size_t count, const char *fmt, va_list arg); #endif /* HAVE_SNPRINTF */ #ifndef HAVE_INET_PTON int inet_pton(int af, const char* src, void* dst); #endif /* HAVE_INET_PTON */ #ifndef HAVE_INET_NTOP const char *inet_ntop(int af, const void *src, char *dst, size_t size); #endif #ifndef HAVE_INET_ATON int inet_aton(const char *cp, struct in_addr *addr); #endif #ifndef HAVE_MEMMOVE void *memmove(void *dest, const void *src, size_t n); #endif #ifndef HAVE_STRLCAT size_t strlcat(char *dst, const char *src, size_t siz); #endif #ifndef HAVE_STRLCPY size_t strlcpy(char *dst, const char *src, size_t siz); #endif #ifndef HAVE_REALLOCARRAY void* reallocarray(void *ptr, size_t nmemb, size_t size); #endif #ifndef HAVE_GETADDRINFO #include "compat/fake-rfc2553.h" #endif #ifndef HAVE_STRPTIME #define HAVE_STRPTIME 1 char *strptime(const char *s, const char *format, struct tm *tm); #endif #ifndef STRPTIME_WORKS #define STRPTIME_WORKS 1 char *nsd_strptime(const char *s, const char *format, struct tm *tm); #define strptime(a,b,c) nsd_strptime((a),(b),(c)) #endif #if (HAVE_CPU_SET_T || HAVE_CPUSET_T) #include "compat/cpuset.h" #endif #ifndef HAVE_SETPROCTITLE #ifdef __linux__ #define HAVE_SETPROCTITLE 1 #include void setproctitle(const char *fmt, ...); #endif #endif ]) AH_BOTTOM( AHX_MEMCMP_BROKEN(nsd) AHX_CONFIG_MAXHOSTNAMELEN ) AH_BOTTOM([ /* provide timespec def if not available */ #ifndef CONFIG_DEFINES #define CONFIG_DEFINES #ifndef HAVE_STRUCT_TIMESPEC #ifndef __timespec_defined #define __timespec_defined 1 struct timespec { long tv_sec; /* seconds */ long tv_nsec; /* nanoseconds */ }; #endif /* !__timespec_defined */ #endif /* !HAVE_STRUCT_TIMESPEC */ #endif /* !CONFIG_DEFINES */ #ifdef PACKED_STRUCTS #define ATTR_PACKED __attribute__((packed)) #else #define ATTR_PACKED #endif ]) # big fat warning if test "$enable_checking" = "yes"; then echo "************************************************" echo "* You have activated \"--enable-checking\" *" echo "* *" echo "* This will instruct NSD to be stricter *" echo "* when validating its input. This could lead *" echo "* to a reduced service level. *" echo "* *" echo "************************************************" fi AC_CONFIG_FILES([Makefile $dnstap_config]) AC_OUTPUT