xref: /netbsd/external/bsd/nsd/dist/configure.ac (revision 386d4b4b)
1dnl
2dnl Some global settings
3dnl
4
5sinclude(acx_nlnetlabs.m4)
6sinclude(dnstap/dnstap.m4)
7
8AC_INIT(NSD,4.1.27,nsd-bugs@nlnetlabs.nl)
9AC_CONFIG_HEADER([config.h])
10
11CFLAGS="$CFLAGS"
12AC_AIX
13if test "$ac_cv_header_minix_config_h" = "yes"; then
14	AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix])
15fi
16
17dnl
18dnl By default set $sysconfdir to /etc and $localstatedir to /var
19dnl
20case "$prefix" in
21	NONE)
22		case "$sysconfdir" in
23			'${prefix}/etc')
24				sysconfdir=/etc
25			;;
26                esac
27		case "$localstatedir" in
28			'${prefix}/var')
29				localstatedir=/var
30			;;
31		esac
32	;;
33esac
34
35#
36# Determine configuration directory
37#
38configdir=$sysconfdir/nsd
39AC_ARG_WITH([configdir],
40	AC_HELP_STRING([--with-configdir=dir], [NSD configuration directory]),
41	[configdir=$withval])
42AC_DEFINE_UNQUOTED(CONFIGDIR, ["`eval echo $configdir`"], [NSD config dir])
43AC_SUBST(configdir)
44
45#
46# Determine configuration file
47nsd_conf_file=${configdir}/nsd.conf
48AC_ARG_WITH([nsd_conf_file],
49	AC_HELP_STRING([--with-nsd_conf_file=path], [Pathname to the NSD configuration file]),
50	[nsd_conf_file=$withval])
51AC_SUBST(nsd_conf_file)
52# the eval is to evaluate shell expansion twice, once
53# for $nsd_conf_file and once for the ${prefix} within it.
54AC_DEFINE_UNQUOTED(CONFIGFILE, ["`eval echo $nsd_conf_file`"], [Pathname to the NSD configuration file])
55
56#
57# Default logfile
58#
59logfile=${localstatedir}/log/nsd.log
60AC_ARG_WITH([logfile],
61	AC_HELP_STRING([--with-logfile=path], [Pathname to the default log file]),
62	[logfile=$withval])
63AC_SUBST(logfile)
64
65#
66# Database directory
67#
68dbdir=${localstatedir}/db/nsd
69
70#
71# Determine the pidfile location. Check if /var/run exists, if so set pidfile
72# to /var/run/nsd.pid by default
73#
74if test -d ${localstatedir}/run; then
75	pidfile=${localstatedir}/run/nsd.pid
76else
77	pidfile=${dbdir}/nsd.pid
78fi
79AC_ARG_WITH([pidfile],
80	AC_HELP_STRING([--with-pidfile=path], [Pathname to the NSD pidfile]),
81	[pidfile=$withval])
82AC_SUBST(pidfile)
83AC_DEFINE_UNQUOTED(PIDFILE, ["`eval echo $pidfile`"], [Pathname to the NSD pidfile])
84
85#
86# Determine location of nsd.db
87#
88dbfile=${dbdir}/nsd.db
89AC_ARG_WITH([dbfile],
90	AC_HELP_STRING([--with-dbfile=path], [Pathname to the NSD database]),
91	[dbfile=$withval])
92AC_SUBST(dbfile)
93AC_DEFINE_UNQUOTED(DBFILE, ["`eval echo $dbfile`"], [Pathname to the NSD database])
94
95if test -n "$dbfile"; then
96	dbdir=`dirname $dbfile`
97fi
98AC_SUBST(dbdir)
99
100piddir=`dirname $pidfile`
101AC_SUBST(piddir)
102
103#
104# Determine the default directory for the zone files
105#
106zonesdir=$configdir
107AC_ARG_WITH([zonesdir],
108	AC_HELP_STRING([--with-zonesdir=dir], [NSD default location for zone files]),
109	[zonesdir=$withval])
110AC_SUBST(zonesdir)
111AC_DEFINE_UNQUOTED(ZONESDIR, ["`eval echo $zonesdir`"], [NSD default location for zone files. Empty string or NULL to disable.])
112
113# default xfrd file location.
114xfrdfile=${dbdir}/xfrd.state
115AC_ARG_WITH([xfrdfile], AC_HELP_STRING([--with-xfrdfile=path],
116	[Pathname to the NSD xfrd zone timer state file]), [xfrdfile=$withval])
117AC_DEFINE_UNQUOTED(XFRDFILE, ["`eval echo $xfrdfile`"], [Pathname to the NSD xfrd zone timer state file.])
118AC_SUBST(xfrdfile)
119
120# default zonelist file location.
121zonelistfile=${dbdir}/zone.list
122AC_ARG_WITH([zonelistfile], AC_HELP_STRING([--with-zonelistfile=path],
123	[Pathname to the NSD zone list file]), [zonelistfile=$withval])
124AC_DEFINE_UNQUOTED(ZONELISTFILE, ["`eval echo $zonelistfile`"], [Pathname to the NSD zone list file.])
125AC_SUBST(zonelistfile)
126
127# default xfr dir location.
128xfrdir="/tmp"
129AC_ARG_WITH([xfrdir], AC_HELP_STRING([--with-xfrdir=path],
130	[Pathname to where the NSD transfer dir is created]), [xfrdir=$withval])
131AC_DEFINE_UNQUOTED(XFRDIR, ["`eval echo $xfrdir`"], [Pathname to where the NSD transfer dir is created.])
132AC_SUBST(xfrdir)
133
134# nsd sbin location. tmpinstantiate execprefix with defaults if not yet done.
135if test "x${exec_prefix}" = "xNONE"; then
136	if test "x${prefix}" = "xNONE"; then exec_prefix="$ac_default_prefix"
137	else exec_prefix="${prefix}"; fi
138	nsd_start_path="`eval echo $sbindir`/nsd"
139	exec_prefix="NONE"
140else
141	nsd_start_path="`eval echo $sbindir`/nsd"
142fi
143AC_DEFINE_UNQUOTED(NSD_START_PATH, ["$nsd_start_path"], [Pathname to start nsd from nsd-control])
144
145#
146# Determine default chroot directory
147#
148AC_ARG_WITH([chroot],
149	AC_HELP_STRING([--with-chroot=dir], [NSD default chroot directory]),
150	[
151		chrootdir=$withval
152		AC_DEFINE_UNQUOTED(CHROOTDIR, ["`eval echo $chrootdir`"], [NSD default chroot directory])
153	])
154AC_SUBST(chrootdir)
155
156#
157# Determine the user name to drop privileges to
158#
159user=nsd
160AC_ARG_WITH([user],
161	AC_HELP_STRING([--with-user=username], [User name or ID to answer the queries with]),
162	[user=$withval])
163AC_SUBST(user)
164AC_DEFINE_UNQUOTED(USER, ["$user"], [the user name to drop privileges to])
165
166# Checks for programs.
167AC_PROG_AWK
168AC_PROG_CC
169AC_PROG_LN_S
170AC_PROG_INSTALL
171AC_PROG_LEX
172AC_PROG_YACC
173
174if test "$LEX" != ":" -a "$LEX" != ""; then
175  # Check if lex defines yy_current_buffer, because 2.4.6 and older use it,
176  # but later could define it as a macro and then we should not redefine it.
177  AC_MSG_CHECKING(if lex defines yy_current_buffer)
178  cat <<EOF >conftest.lex
179%%
180EOF
181  $LEX -i -t conftest.lex >> conftest.c
182  if grep "^#define yy_current_buffer" conftest.c >/dev/null; then
183	  AC_DEFINE_UNQUOTED(LEX_DEFINES_YY_CURRENT_BUFFER, 1, [If flex defines yy_current_buffer as a macro])
184	AC_MSG_RESULT(yes)
185  else
186	AC_MSG_RESULT(no)
187  fi
188  rm -f conftest.lex conftest.c
189fi
190
191AC_DEFUN([AC_CHECK_FORMAT_ATTRIBUTE],
192[AC_REQUIRE([AC_PROG_CC])
193AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "format" attribute)
194AC_CACHE_VAL(ac_cv_c_format_attribute,
195[ac_cv_c_format_attribute=no
196AC_TRY_COMPILE(
197[#include <stdio.h>
198void f (char *format, ...) __attribute__ ((format (printf, 1, 2)));
199void (*pf) (char *format, ...) __attribute__ ((format (printf, 1, 2)));
200], [
201   f ("%s", "str");
202],
203[ac_cv_c_format_attribute="yes"],
204[ac_cv_c_format_attribute="no"])
205])
206
207AC_MSG_RESULT($ac_cv_c_format_attribute)
208if test $ac_cv_c_format_attribute = yes; then
209  AC_DEFINE(HAVE_ATTR_FORMAT, 1, [Whether the C compiler accepts the "format" attribute])
210fi
211])dnl
212
213AC_DEFUN([AC_CHECK_UNUSED_ATTRIBUTE],
214[AC_REQUIRE([AC_PROG_CC])
215AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "unused" attribute)
216AC_CACHE_VAL(ac_cv_c_unused_attribute,
217[ac_cv_c_unused_attribute=no
218AC_TRY_COMPILE(
219[#include <stdio.h>
220void f (char *u __attribute__((unused)));
221], [
222   f ("x");
223],
224[ac_cv_c_unused_attribute="yes"],
225[ac_cv_c_unused_attribute="no"])
226])
227
228AC_MSG_RESULT($ac_cv_c_unused_attribute)
229if test $ac_cv_c_unused_attribute = yes; then
230  AC_DEFINE(HAVE_ATTR_UNUSED, 1, [Whether the C compiler accepts the "unused" attribute])
231fi
232])dnl
233
234AC_DEFUN([CHECK_NORETURN_ATTRIBUTE],
235[AC_REQUIRE([AC_PROG_CC])
236AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "noreturn" attribute)
237AC_CACHE_VAL(ac_cv_c_noreturn_attribute,
238[ac_cv_c_noreturn_attribute=no
239AC_TRY_COMPILE(
240[ #include <stdio.h>
241__attribute__((noreturn)) void f(int x) { printf("%d", x); }
242], [
243   f(1);
244],
245[ac_cv_c_noreturn_attribute="yes"],
246[ac_cv_c_noreturn_attribute="no"])
247])
248
249AC_MSG_RESULT($ac_cv_c_noreturn_attribute)
250if test $ac_cv_c_noreturn_attribute = yes; then
251  AC_DEFINE(HAVE_ATTR_NORETURN, 1, [Whether the C compiler accepts the "noreturn" attribute])
252  AC_DEFINE(ATTR_NORETURN, [__attribute__((__noreturn__))], [apply the noreturn attribute to a function that exits the program])
253fi
254])dnl End of CHECK_NORETURN_ATTRIBUTE
255
256AC_DEFUN([CHECK_COMPILER_FLAG],
257[
258AC_REQUIRE([AC_PROG_CC])
259AC_MSG_CHECKING(whether $CC supports -$1)
260cache=`echo $1 | sed 'y%.=/+-%___p_%'`
261AC_CACHE_VAL(cv_prog_cc_flag_$cache,
262[
263echo 'void f(){}' >conftest.c
264if test -z "`$CC -$1 -c conftest.c 2>&1`"; then
265eval "cv_prog_cc_flag_$cache=yes"
266else
267eval "cv_prog_cc_flag_$cache=no"
268fi
269rm -f conftest*
270])
271if eval "test \"`echo '$cv_prog_cc_flag_'$cache`\" = yes"; then
272AC_MSG_RESULT(yes)
273:
274$2
275else
276AC_MSG_RESULT(no)
277:
278$3
279fi
280])
281
282AC_DEFUN([AC_CHECK_CTIME_R],
283[AC_REQUIRE([AC_PROG_CC])
284AC_MSG_CHECKING(whether ctime_r works with two arguments)
285AC_CACHE_VAL(ac_cv_c_ctime_c,
286[ac_cv_c_ctime_c=no
287AC_TRY_COMPILE(
288[#include <time.h>
289void testing (void) { time_t clock; char current_time[40]; ctime_r(&clock, current_time); }],
290[
291        testing();
292],
293[ac_cv_c_ctime_c="yes"],
294[ac_cv_c_ctime_c="no"])
295])
296
297AC_MSG_RESULT($ac_cv_c_ctime_c)
298if test $ac_cv_c_ctime_c = no; then
299        CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
300fi
301])dnl
302
303# Checks for typedefs, structures, and compiler characteristics.
304# allow user to override the -g -O2 flags.
305if test "x$CFLAGS" = "x" ; then
306	ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"])
307	# we do not use O3 because it causes miscompilations.
308	ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"])
309	ACX_CHECK_FLTO
310	ACX_CHECK_PIE
311	ACX_CHECK_RELRO_NOW
312fi
313AC_C_CONST
314AC_C_INLINE
315AC_TYPE_UID_T
316AC_TYPE_PID_T
317AC_TYPE_SIZE_T
318AC_TYPE_OFF_T
319
320AC_CHECK_FORMAT_ATTRIBUTE
321AC_CHECK_UNUSED_ATTRIBUTE
322CHECK_NORETURN_ATTRIBUTE
323ACX_CHECK_MEMCMP_SIGNED
324AC_CHECK_CTIME_R
325
326# Checks for libraries.
327
328# Check for SSL, original taken from
329# http://www.gnu.org/software/ac-archive/htmldoc/check_ssl.html and
330# modified for NSD.
331AC_DEFUN([CHECK_SSL], [
332    AC_ARG_WITH(ssl, AC_HELP_STRING([--with-ssl=pathname],
333                [enable SSL (will check /usr/local/ssl
334                /usr/lib/ssl /usr/ssl /usr/pkg /usr/sfw /usr/local /usr)]),[
335        ],[
336            withval="yes"
337        ])
338    if test x_$withval != x_no; then
339        AC_MSG_CHECKING(for SSL)
340        if test x_$withval = x_ -o x_$withval = x_yes; then
341            withval="/usr/local/ssl /usr/lib/ssl /usr/ssl /usr/pkg /usr/sfw /usr/local /usr"
342        fi
343        for dir in $withval; do
344            ssldir="$dir"
345            if test -f "$dir/include/openssl/ssl.h"; then
346                found_ssl="yes";
347                AC_DEFINE_UNQUOTED([HAVE_SSL], [], [Define if you have the SSL libraries installed.])
348                if test x_$ssldir != x_/usr; then
349                    CPPFLAGS="$CPPFLAGS -I$ssldir/include";
350                fi
351                break;
352            fi
353        done
354        if test x_$found_ssl != x_yes; then
355            AC_MSG_ERROR(Cannot find the SSL libraries in $withval)
356        else
357            AC_MSG_RESULT(found in $ssldir)
358            HAVE_SSL=yes
359            if test x_$ssldir != x_/usr; then
360                LDFLAGS="$LDFLAGS -L$ssldir/lib";
361            fi
362	    if test x_$ssldir = x_/usr/sfw; then
363		LDFLAGS="$LDFLAGS -R$ssldir/lib";
364	    fi
365        fi
366        AC_SUBST(HAVE_SSL)
367    fi
368])dnl
369
370# check for libevent
371AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname],
372    [use libevent (will check /usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr  or you can specify an explicit path), useful when the zone count is high.]),
373    [ ],[ withval="yes" ])
374if test x_$withval = x_yes -o x_$withval != x_no; then
375        AC_MSG_CHECKING(for libevent)
376        if test x_$withval = x_ -o x_$withval = x_yes; then
377            withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
378        fi
379        for dir in $withval; do
380            thedir="$dir"
381            if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then
382                found_libevent="yes"
383		dnl assume /usr is in default path.
384		if test "$thedir" != "/usr"; then
385                    CPPFLAGS="$CPPFLAGS -I$thedir/include"
386		fi
387                break;
388            fi
389        done
390        if test x_$found_libevent != x_yes; then
391		if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then
392			# libevent source directory
393            		AC_MSG_RESULT(found in $thedir)
394                	CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include"
395			# remove evdns from linking
396			ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
397			cp $ev_files_o .
398			LDFLAGS="$ev_files_o $LDFLAGS -lm"
399		else
400            		AC_MSG_ERROR([Cannot find the libevent library.
401You can restart ./configure --with-libevent=no to use a builtin alternative.])
402		fi
403        else
404            AC_MSG_RESULT(found in $thedir)
405	    dnl if event2 exists and no event lib in dir itself, use subdir
406	    if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then
407		LDFLAGS="$LDFLAGS -L$thedir/lib/event2"
408		ACX_RUNTIME_PATH_ADD([$thedir/lib/event2])
409	    else
410		    dnl assume /usr is in default path, do not add "".
411		    if test "$thedir" != "/usr" -a "$thedir" != ""; then
412			LDFLAGS="$LDFLAGS -L$thedir/lib"
413			ACX_RUNTIME_PATH_ADD([$thedir/lib])
414		    fi
415	    fi
416        fi
417	# check for library used by libevent after 1.3c
418	AC_SEARCH_LIBS([clock_gettime], [rt])
419
420	# is the event.h header libev or libevent?
421	AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT])
422	AC_CHECK_DECL(EV_VERSION_MAJOR, [
423		AC_SEARCH_LIBS(event_set, [ev])
424	],[
425		AC_SEARCH_LIBS(event_set, [event])
426	],[AC_INCLUDES_DEFAULT
427#include <event.h>
428	])
429	AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later
430	AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later
431	AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later
432	AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later
433	AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51)
434	AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00)
435else
436	AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events])
437fi
438
439# Checks for header files.
440AC_HEADER_STDC
441AC_HEADER_SYS_WAIT
442AC_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])
443
444AC_DEFUN([CHECK_VALIST_DEF],
445[
446AC_REQUIRE([AC_PROG_CC])
447AC_MSG_CHECKING(for double definition of struct va_list)
448AC_CACHE_VAL(ac_cv_c_va_list_def,
449[
450cat >conftest.c <<EOF
451#include <stdio.h>
452#include <stdarg.h>
453int foo(void);
454EOF
455if test -z "`$CC -Werror -D_XOPEN_SOURCE=600 -c conftest.c 2>&1`"; then
456eval "ac_cv_c_va_list_def=no"
457else
458eval "ac_cv_c_va_list_def=yes"
459fi
460rm -f conftest*
461])
462if test $ac_cv_c_va_list_def = yes; then
463AC_MSG_RESULT(yes)
464:
465AC_DEFINE_UNQUOTED([HAVE_VA_LIST_DOUBLE_DEF], [], [Define this if you have double va_list definitions.])
466else
467AC_MSG_RESULT(no)
468:
469
470fi
471])
472
473CHECK_VALIST_DEF
474
475AC_DEFUN([AC_CHECK_STRPTIME],
476[AC_REQUIRE([AC_PROG_CC])
477AC_MSG_CHECKING(whether strptime needs defines)
478AC_CACHE_VAL(ac_cv_c_strptime_needs_defs,
479[
480cat >conftest.c <<EOF
481#include <time.h>
482int testing (void) { struct tm t; const char *timestr="201201"; return strptime(timestr, "%Y%m", &t) != 0; }
483EOF
484if test -z "`$CC -Wall -Werror -c conftest.c 2>&1`"; then
485eval "ac_cv_c_strptime_needs_defs=no"
486else
487eval "ac_cv_c_strptime_needs_defs=yes"
488fi
489rm -f conftest*
490])
491
492AC_MSG_RESULT($ac_cv_c_strptime_needs_defs)
493if test $ac_cv_c_strptime_needs_defs = yes; then
494AC_DEFINE_UNQUOTED([STRPTIME_NEEDS_DEFINES], 1, [strptime is available from time.h with some defines.])
495fi
496])dnl
497
498AC_CHECK_STRPTIME
499
500# check wether strptime also works
501AC_DEFUN([AC_CHECK_STRPTIME_WORKS],
502[AC_REQUIRE([AC_PROG_CC])
503AC_MSG_CHECKING(whether strptime works)
504if test c${cross_compiling} = cno; then
505AC_RUN_IFELSE([AC_LANG_SOURCE([[
506#define _XOPEN_SOURCE 600
507#include <time.h>
508int main(void) { struct tm tm; char *res;
509res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm);
510if (!res) return 1; return 0; }
511]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"])
512else
513eval "ac_cv_c_strptime_works=maybe"
514fi
515AC_MSG_RESULT($ac_cv_c_strptime_works)
516if test $ac_cv_c_strptime_works = no; then
517AC_LIBOBJ(strptime)
518else
519AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.])
520fi
521])dnl
522
523AC_SEARCH_LIBS(inet_pton, [nsl])
524AC_SEARCH_LIBS(socket, [socket])
525
526AC_CHECK_STRPTIME_WORKS
527ACX_CHECK_NONBLOCKING_BROKEN
528ACX_MKDIR_ONE_ARG
529
530# set -I. and -Isrcdir
531if test -n "$CPPFLAGS"; then
532	CPPFLAGS="$CPPFLAGS -I."
533else
534	CPPFLAGS="-I."
535fi
536if test "$srcdir" != "."; then
537	CPPFLAGS="$CPPFLAGS -I$srcdir"
538	if test -f $srcdir/config.h; then
539		AC_ERROR([$srcdir/config.h is in the way, please remove it])
540	fi
541fi
542
543dnl LIBGTOP_CHECK_TYPE
544dnl Stolen from Gnome's anjuta
545dnl Improved version of AC_CHECK_TYPE which takes into account
546dnl that we need to #include some other header files on some
547dnl systems to get some types.
548
549dnl AC_LIBGTOP_CHECK_TYPE(TYPE, DEFAULT)
550AC_DEFUN([AC_LIBGTOP_CHECK_TYPE],
551[AC_REQUIRE([AC_HEADER_STDC])dnl
552AC_MSG_CHECKING(for $1)
553AC_CACHE_VAL(ac_cv_type_$1,
554[AC_EGREP_CPP(dnl
555changequote(<<,>>)dnl
556<<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl
557changequote([,]), [
558#include <sys/types.h>
559#if STDC_HEADERS
560#include <stdlib.h>
561#include <stddef.h>
562#endif
563
564#ifdef HAVE_STDINT_H
565#include <stdint.h>
566#endif
567
568#ifdef HAVE_SYS_SOCKET_H
569#include <sys/socket.h>
570#endif
571
572#ifdef HAVE_ARPA_INET_H
573#include <arpa/inet.h>
574#endif
575
576#ifdef HAVE_SIGNAL_H
577#include <signal.h>
578#endif
579
580/* For Tru64 */
581#ifdef HAVE_SYS_BITYPES_H
582#include <sys/bitypes.h>
583#endif
584], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl
585AC_MSG_RESULT($ac_cv_type_$1)
586if test $ac_cv_type_$1 = no; then
587  AC_DEFINE($1, $2, Define "$1" to "$2" if "$1" is missing)
588fi
589])
590
591AC_LIBGTOP_CHECK_TYPE(int8_t, char)
592AC_LIBGTOP_CHECK_TYPE(int16_t, short)
593AC_LIBGTOP_CHECK_TYPE(int32_t, int)
594AC_LIBGTOP_CHECK_TYPE(int64_t, long long)
595AC_LIBGTOP_CHECK_TYPE(uint8_t, unsigned char)
596AC_LIBGTOP_CHECK_TYPE(uint16_t, unsigned short)
597AC_LIBGTOP_CHECK_TYPE(uint32_t, unsigned int)
598AC_LIBGTOP_CHECK_TYPE(uint64_t, unsigned long long)
599AC_LIBGTOP_CHECK_TYPE(socklen_t, int)
600AC_LIBGTOP_CHECK_TYPE(sig_atomic_t, int)
601AC_LIBGTOP_CHECK_TYPE(ssize_t, int)
602AC_LIBGTOP_CHECK_TYPE(suseconds_t, time_t)
603
604AC_CHECK_TYPE(in_addr_t, [], [AC_DEFINE([in_addr_t], [uint32_t], [in_addr_t])], [
605#if HAVE_SYS_TYPES_H
606# include <sys/types.h>
607#endif
608#if HAVE_NETINET_IN_H
609# include <netinet/in.h>
610#endif])
611ACX_CHECK_SS_FAMILY
612AC_CHECK_MEMBERS([struct stat.st_mtimensec, struct stat.st_mtim.tv_nsec])
613AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[
614AC_INCLUDES_DEFAULT
615#ifdef HAVE_SYS_UN_H
616#include <sys/un.h>
617#endif
618])
619
620# Checks for library functions.
621AC_FUNC_CHOWN
622AC_FUNC_FORK
623AC_FUNC_MALLOC
624AC_TYPE_SIGNAL
625AC_FUNC_FSEEKO
626AC_SYS_LARGEFILE
627AC_CHECK_SIZEOF(void*)
628AC_CHECK_SIZEOF(off_t)
629AC_CHECK_FUNCS([arc4random arc4random_uniform])
630AC_SEARCH_LIBS([setusercontext],[util],[AC_CHECK_HEADERS([login_cap.h])])
631AC_CHECK_FUNCS([tzset alarm chroot dup2 endpwent gethostname memset memcpy pwrite socket strcasecmp strchr strdup strerror strncasecmp strtol writev getaddrinfo getnameinfo freeaddrinfo gai_strerror sigaction sigprocmask strptime strftime localtime_r setusercontext glob initgroups setresuid setreuid setresgid setregid getpwnam mmap ppoll clock_gettime accept4])
632
633AC_ARG_ENABLE(recvmmsg, AC_HELP_STRING([--enable-recvmmsg], [Enable recvmmsg and sendmmsg compilation, faster but some kernel versions may have implementation problems for IPv6]))
634case "$enable_recvmmsg" in
635        yes)
636		AC_CHECK_FUNC([recvmmsg], [
637AC_RUN_IFELSE([AC_LANG_SOURCE([[
638#include <sys/socket.h>
639#include <errno.h>
640int main(void)
641{
642	int s = socket(AF_INET, SOCK_DGRAM, 0);
643	int r = recvmmsg(s, 0, 0, 0, 0) == -1 && errno == ENOSYS;
644	close(s);
645	return r;
646}
647]])], [
648AC_DEFINE([HAVE_RECVMMSG], [1], [Define if recvmmsg is implemented])], [
649], [
650AC_DEFINE([HAVE_RECVMMSG], [1], [Define if recvmmsg exists])]
651)])
652		AC_CHECK_FUNC([sendmmsg], [
653AC_RUN_IFELSE([AC_LANG_SOURCE([[
654#include <sys/socket.h>
655#include <errno.h>
656int main(void)
657{
658	int s = socket(AF_INET, SOCK_DGRAM, 0);
659	int r = sendmmsg(s, 0, 0, 0) == -1 && errno == ENOSYS;
660	close(s);
661	return r;
662}
663]])], [
664AC_DEFINE([HAVE_SENDMMSG], [1], [Define if sendmmsg is implemented])], [
665], [
666AC_DEFINE([HAVE_SENDMMSG], [1], [Define if sendmmsg exists])]
667)])
668
669		;;
670        no|*)
671                ;;
672esac
673
674# check if setreuid en setregid fail, on MacOSX10.4(darwin8).
675if echo $target_os | grep darwin8 > /dev/null; then
676	AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work])
677fi
678
679#
680# Checking for missing functions we can replace
681#
682AC_REPLACE_FUNCS(basename)
683AC_REPLACE_FUNCS(inet_aton)
684AC_REPLACE_FUNCS(inet_pton)
685AC_REPLACE_FUNCS(inet_ntop)
686AC_REPLACE_FUNCS(snprintf)
687AC_REPLACE_FUNCS(strlcat)
688AC_REPLACE_FUNCS(strlcpy)
689AC_REPLACE_FUNCS(strptime)
690AC_REPLACE_FUNCS(b64_pton)
691AC_REPLACE_FUNCS(b64_ntop)
692AC_REPLACE_FUNCS(pselect)
693AC_REPLACE_FUNCS(memmove)
694AC_REPLACE_FUNCS(reallocarray)
695
696AC_MSG_CHECKING(for pselect prototype in sys/select.h)
697AC_EGREP_HEADER([[^a-zA-Z_]*pselect[^a-zA-Z_]], sys/select.h, AC_DEFINE(HAVE_PSELECT_PROTO, 1,
698	[if sys/select.h provides pselect prototype]) AC_MSG_RESULT(yes), AC_MSG_RESULT(no))
699
700AC_MSG_CHECKING(for ctime_r prototype in time.h)
701AC_EGREP_HEADER([[^a-zA-Z_]*ctime_r[^a-zA-Z_]], time.h, AC_DEFINE(HAVE_CTIME_R_PROTO, 1,
702	[if time.h provides ctime_r prototype]) AC_MSG_RESULT(yes), AC_MSG_RESULT(no))
703
704AC_CHECK_TYPE([struct timespec], AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1, [If time.h has a struct timespec (for pselect).]), [], [
705AC_INCLUDES_DEFAULT
706#ifdef HAVE_SIGNAL_H
707#include <signal.h>
708#endif
709#ifdef HAVE_TIME_H
710#include <time.h>
711#endif
712])
713
714dnl
715dnl Some random defines's
716dnl
717AC_DEFINE_UNQUOTED([IDENTITY], ["unidentified server"], [Define to the default nsd identity.])
718AC_DEFINE_UNQUOTED([VERSION], [PACKAGE_STRING], [Define to the NSD version to answer version.server query.])
719AC_DEFINE_UNQUOTED([TCP_BACKLOG], [256], [Define to the backlog to be used with listen.])
720AC_DEFINE_UNQUOTED([TCP_PORT], ["53"], [Define to the default tcp port.])
721AC_DEFINE_UNQUOTED([TCP_MAX_MESSAGE_LEN], [65535], [Define to the default maximum message length.])
722AC_DEFINE_UNQUOTED([UDP_PORT], ["53"], [Define to the default udp port.])
723AC_DEFINE_UNQUOTED([UDP_MAX_MESSAGE_LEN], [512], [Define to the default maximum udp message length.])
724AC_DEFINE_UNQUOTED([EDNS_MAX_MESSAGE_LEN], [4096], [Define to the default maximum message length with EDNS.])
725AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [512], [Define to the maximum message length to pass to syslog.])
726AC_DEFINE_UNQUOTED([NSD_CONTROL_PORT], [8952], [Define to the default nsd-control port.])
727AC_DEFINE_UNQUOTED([NSD_CONTROL_VERSION], [1], [Define to nsd-control proto version.])
728
729dnl
730dnl Determine the syslog facility to use
731dnl
732facility=LOG_DAEMON
733AC_ARG_WITH([facility],
734        AC_HELP_STRING([--with-facility=name], [Syslog default facility (LOG_DAEMON)]),
735        [facility=$withval])
736AC_DEFINE_UNQUOTED([FACILITY], $facility, [Define to the default facility for syslog.])
737
738dnl
739dnl Determine the default tcp timeout
740dnl
741tcp_timeout=120
742AC_ARG_WITH([tcp_timeout],
743	AC_HELP_STRING([--with-tcp-timeout=number], [Limit the default tcp timeout]),
744	[tcp_timeout=$withval])
745AC_DEFINE_UNQUOTED([TCP_TIMEOUT], $tcp_timeout, [Define to the default tcp timeout.])
746
747dnl
748dnl Features
749dnl
750AC_ARG_ENABLE(root-server, AC_HELP_STRING([--enable-root-server], [Configure NSD as a root server]))
751case "$enable_root_server" in
752        yes)
753		AC_DEFINE_UNQUOTED([ROOT_SERVER], [], [Define this to configure as a root server.])
754		;;
755        no|*)
756                ;;
757esac
758
759AC_ARG_ENABLE(ipv6, AC_HELP_STRING([--disable-ipv6], [Disables IPv6 support]))
760case "$enable_ipv6" in
761        no)
762                ;;
763        yes|*)
764		AC_DEFINE_UNQUOTED([INET6], [], [Define this to enable IPv6 support.])
765		;;
766esac
767
768AC_ARG_ENABLE(bind8-stats, AC_HELP_STRING([--enable-bind8-stats], [Enables BIND8 like NSTATS & XSTATS and statistics in nsd-control]))
769
770case "$enable_bind8_stats" in
771	yes|'')
772		AC_DEFINE_UNQUOTED([BIND8_STATS], [], [Define this to enable BIND8 like NSTATS & XSTATS.])
773		;;
774	no|*)
775		;;
776esac
777
778AC_ARG_ENABLE(zone-stats, AC_HELP_STRING([--enable-zone-stats], [Enable per-zone statistics gathering (needs --enable-bind8-stats)]))
779case "$enable_zone_stats" in
780	yes)
781		AC_DEFINE_UNQUOTED([USE_ZONE_STATS], [], [Define this to enable per-zone statistics gathering.])
782		AC_DEFINE_UNQUOTED([BIND8_STATS], [], [Define this to enable BIND8 like NSTATS & XSTATS.])
783		;;
784	no|''|*)
785		;;
786esac
787
788AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable internal runtime checks]))
789case "$enable_checking" in
790        yes)
791		CHECK_COMPILER_FLAG(W, [ CFLAGS="$CFLAGS -W" ])
792		CHECK_COMPILER_FLAG(Wall, [ CFLAGS="$CFLAGS -Wall" ])
793		CHECK_COMPILER_FLAG(Wextra, [ CFLAGS="$CFLAGS -Wextra" ])
794		CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [ CFLAGS="$CFLAGS -Wdeclaration-after-statement" ])
795		;;
796        no|*)
797                AC_DEFINE([NDEBUG], [], [Undefine this to enable internal runtime checks.])
798                ;;
799esac
800
801AC_ARG_ENABLE(memclean, AC_HELP_STRING([--enable-memclean], [Cleanup memory (at exit) for eg. valgrind, memcheck]))
802if test "$enable_memclean" = "yes"; then AC_DEFINE_UNQUOTED([MEMCLEAN], [1], [Define this to cleanup memory at exit (eg. for valgrind, etc.)])
803fi
804
805AC_ARG_ENABLE(ratelimit, AC_HELP_STRING([--enable-ratelimit], [Enable rate limiting]))
806case "$enable_ratelimit" in
807	yes)
808		AC_DEFINE_UNQUOTED([RATELIMIT], [], [Define this to enable rate limiting.])
809		dnl causes awk to not match the exclusion start marker.
810		ratelimit="xx"
811		;;
812	no|*)
813		ratelimit=""
814		;;
815esac
816AC_SUBST(ratelimit)
817
818AC_ARG_ENABLE(ratelimit-default-is-off, AC_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]))
819case "$enable_ratelimit_default_is_off" in
820	yes)
821		AC_DEFINE_UNQUOTED([RATELIMIT_DEFAULT_OFF], [], [Define this to set ratelimit to off by default.])
822		ratelimit_default="off"
823		;;
824	no|*)
825		ratelimit_default="on"
826		;;
827esac
828AC_SUBST(ratelimit_default)
829
830# we need SSL for TSIG (and maybe also for NSEC3).
831CHECK_SSL
832if test x$HAVE_SSL = x"yes"; then
833	ACX_LIB_SSL
834
835	# Check for -pthread
836	BAKLIBS="$LIBS"
837	LIBS="-lcrypto $LIBS"
838	AC_TRY_LINK([], [
839		int HMAC_Update(void);
840		(void)HMAC_Update();
841	], [],[
842		dnl so link fails for HMAC_Update, try with -pthread.
843		BAKCFLAGS="$CFLAGS"
844		CFLAGS="$CFLAGS -pthread"
845		AC_MSG_CHECKING([if libcrypto needs -pthread])
846		AC_TRY_LINK_FUNC([HMAC_Update], [
847			AC_MSG_RESULT([yes])
848		] , [
849			AC_MSG_RESULT([no])
850			dnl restore the nonpthread value
851			CFLAGS="$BAKCFLAGS"
852		])
853	])
854	LIBS="$BAKLIBS"
855
856	if test -n "$ssldir"; then
857            AC_CHECK_LIB(crypto, HMAC_Update,, [
858                    AC_MSG_ERROR([OpenSSL found in $ssldir, but version 0.9.7 or higher is required])
859                ])
860	fi
861	SSL_LIBS="-lssl"
862	AC_SUBST(SSL_LIBS)
863	AC_CHECK_HEADERS([openssl/ssl.h],,, [AC_INCLUDES_DEFAULT])
864	AC_CHECK_HEADERS([openssl/err.h],,, [AC_INCLUDES_DEFAULT])
865	AC_CHECK_HEADERS([openssl/rand.h],,, [AC_INCLUDES_DEFAULT])
866	AC_CHECK_FUNCS([HMAC_CTX_reset HMAC_CTX_new EVP_cleanup ERR_load_crypto_strings OPENSSL_init_crypto])
867
868	BAKLIBS="$LIBS"
869	LIBS="-lssl $LIBS"
870	AC_CHECK_FUNCS([OPENSSL_init_ssl])
871	LIBS="$BAKLIBS"
872
873else
874	AC_MSG_WARN([No SSL, therefore remote-control is disabled])
875fi
876
877AC_ARG_ENABLE(nsec3, AC_HELP_STRING([--disable-nsec3], [Disable NSEC3 support]))
878case "$enable_nsec3" in
879        no)
880		;;
881        yes)
882		AC_DEFINE_UNQUOTED([NSEC3], [], [Define this to enable NSEC3 support.])
883		;;
884		*)
885		if test x$HAVE_SSL = x"yes"; then
886			AC_DEFINE_UNQUOTED([NSEC3], [], [Define this to enable NSEC3 support.])
887		else
888			AC_MSG_WARN([No SSL, therefore NSEC3 is disabled])
889		fi
890                ;;
891esac
892
893AC_ARG_ENABLE(minimal-responses, AC_HELP_STRING([--disable-minimal-responses], [Disable response minimization. More truncation.]))
894case "$enable_minimal_responses" in
895        no)
896		;;
897        yes|*)
898		AC_DEFINE_UNQUOTED([MINIMAL_RESPONSES], [], [Define this to enable response minimalization to reduce truncation.])
899                ;;
900esac
901
902AC_ARG_ENABLE(mmap, AC_HELP_STRING([--enable-mmap], [Use mmap instead of malloc. Experimental.]))
903case "$enable_mmap" in
904        yes)
905		AC_CHECK_HEADERS([sys/mman.h])
906		AC_LIBGTOP_CHECK_TYPE(uintptr_t, void*)
907		AC_CHECK_FUNCS([mmap munmap])
908		AC_DEFINE_UNQUOTED([USE_MMAP_ALLOC], [], [Define this to enable mmap instead of malloc. Experimental.])
909		;;
910        no|*)
911                ;;
912esac
913
914AC_ARG_ENABLE(radix-tree, AC_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.]))
915case "$enable_radix_tree" in
916        no)
917	;;
918	yes|*)
919	AC_DEFINE_UNQUOTED([USE_RADIX_TREE], [], [Define this to configure to use the radix tree.])
920	;;
921esac
922
923AC_ARG_ENABLE(packed, AC_HELP_STRING([--enable-packed], [Enable packed structure alignment, uses less memory, but unaligned reads.]))
924case "$enable_packed" in
925	yes)
926	AC_DEFINE_UNQUOTED([PACKED_STRUCTS], [], [Define this to use packed structure alignment.])
927	ACX_CHECK_COMPILER_FLAG(Wno-address-of-packed-member, [CFLAGS="$CFLAGS -Wno-address-of-packed-member"])
928	;;
929	no|*)
930	;;
931esac
932
933# check for dnstap if requested
934dt_DNSTAP([${localstatedir}/run/nsd-dnstap.sock],
935    [
936        AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support])
937        AC_SUBST([ENABLE_DNSTAP], [1])
938
939        AC_SUBST([opt_dnstap_socket_path])
940        ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path)
941        AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH,
942            ["$hdr_dnstap_socket_path"], [default dnstap socket path])
943
944        AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c dnstap/dnstap_collector.c"])
945        AC_SUBST([DNSTAP_OBJ], ["dnstap.o dnstap_collector.o dnstap.pb-c.o"])
946	dnstap_config="dnstap/dnstap_config.h"
947    ],
948    [
949        AC_SUBST([ENABLE_DNSTAP], [0])
950    ]
951)
952
953# Include systemd.m4 - begin
954sinclude(systemd.m4)
955# Include systemd.m4 - end
956
957AH_BOTTOM([
958/* define before includes as it specifies what standard to use. */
959#if (defined(HAVE_PSELECT) && !defined (HAVE_PSELECT_PROTO)) \
960	|| !defined (HAVE_CTIME_R_PROTO) \
961	|| defined (STRPTIME_NEEDS_DEFINES)
962#  ifndef _XOPEN_SOURCE
963#    define _XOPEN_SOURCE 600
964#  endif
965#  ifndef _POSIX_C_SOURCE
966#    define _POSIX_C_SOURCE 200112
967#  endif
968#  ifndef _BSD_SOURCE
969#    define _BSD_SOURCE 1
970#  endif
971#  ifndef _DEFAULT_SOURCE
972#    define _DEFAULT_SOURCE 1
973#  endif
974#  ifndef __EXTENSIONS__
975#    define __EXTENSIONS__ 1
976#  endif
977#  ifndef _STDC_C99
978#    define _STDC_C99 1
979#  endif
980#  ifndef _ALL_SOURCE
981#    define _ALL_SOURCE 1
982#  endif
983#endif
984])
985
986AH_BOTTOM([
987#ifdef HAVE_VA_LIST_DOUBLE_DEF
988/* workaround double va_list definition on some platforms */
989#  ifndef _VA_LIST_DEFINED
990#    define _VA_LIST_DEFINED
991#  endif
992#endif
993])
994
995AH_BOTTOM([
996#include <sys/types.h>
997#if STDC_HEADERS
998#include <stdlib.h>
999#include <stddef.h>
1000#endif
1001
1002#ifdef HAVE_TIME_H
1003#include <time.h>
1004#endif
1005
1006#ifdef HAVE_STDINT_H
1007#include <stdint.h>
1008#endif
1009
1010#ifdef HAVE_SYS_SOCKET_H
1011#include <sys/socket.h>
1012#endif
1013
1014#ifdef HAVE_NETINET_IN_H
1015#include <netinet/in.h>
1016#endif
1017
1018#ifdef HAVE_NETINET_TCP_H
1019#include <netinet/tcp.h>
1020#endif
1021
1022#ifdef HAVE_ARPA_INET_H
1023#include <arpa/inet.h>
1024#endif
1025
1026/* For Tru64 */
1027#ifdef HAVE_SYS_BITYPES_H
1028#include <sys/bitypes.h>
1029#endif
1030])
1031
1032AH_BOTTOM([
1033#ifdef HAVE_ATTR_FORMAT
1034#define ATTR_FORMAT(archetype, string_index, first_to_check) \
1035    __attribute__ ((format (archetype, string_index, first_to_check)))
1036#else /* !HAVE_ATTR_FORMAT */
1037#define ATTR_FORMAT(archetype, string_index, first_to_check) /* empty */
1038#endif /* !HAVE_ATTR_FORMAT */
1039#if defined(__cplusplus)
1040#define ATTR_UNUSED(x)
1041#elif defined(HAVE_ATTR_UNUSED)
1042#define ATTR_UNUSED(x)  x __attribute__((unused))
1043#else /* !HAVE_ATTR_UNUSED */
1044#define ATTR_UNUSED(x)  x
1045#endif /* !HAVE_ATTR_UNUSED */
1046])
1047
1048AH_BOTTOM([
1049#ifndef IPV6_MIN_MTU
1050#define IPV6_MIN_MTU 1280
1051#endif /* IPV6_MIN_MTU */
1052
1053#ifndef AF_INET6
1054#define AF_INET6	28
1055#endif /* AF_INET6 */
1056])
1057
1058if test $ac_cv_func_getaddrinfo = no; then
1059AC_LIBOBJ([fake-rfc2553])
1060fi
1061
1062AH_BOTTOM([
1063/* maximum nesting of included files */
1064#define MAXINCLUDES 10
1065])
1066
1067AH_BOTTOM([
1068#ifndef HAVE_B64_NTOP
1069int b64_ntop(uint8_t const *src, size_t srclength,
1070	     char *target, size_t targsize);
1071#endif /* !HAVE_B64_NTOP */
1072#ifndef HAVE_B64_PTON
1073int b64_pton(char const *src, uint8_t *target, size_t targsize);
1074#endif /* !HAVE_B64_PTON */
1075#ifndef HAVE_FSEEKO
1076#define fseeko fseek
1077#define ftello ftell
1078#endif /* HAVE_FSEEKO */
1079#ifndef HAVE_SNPRINTF
1080#include <stdarg.h>
1081int snprintf (char *str, size_t count, const char *fmt, ...);
1082int vsnprintf (char *str, size_t count, const char *fmt, va_list arg);
1083#endif /* HAVE_SNPRINTF */
1084#ifndef HAVE_INET_PTON
1085int inet_pton(int af, const char* src, void* dst);
1086#endif /* HAVE_INET_PTON */
1087#ifndef HAVE_INET_NTOP
1088const char *inet_ntop(int af, const void *src, char *dst, size_t size);
1089#endif
1090#ifndef HAVE_INET_ATON
1091int inet_aton(const char *cp, struct in_addr *addr);
1092#endif
1093#ifndef HAVE_MEMMOVE
1094void *memmove(void *dest, const void *src, size_t n);
1095#endif
1096#ifndef HAVE_STRLCAT
1097size_t strlcat(char *dst, const char *src, size_t siz);
1098#endif
1099#ifndef HAVE_STRLCPY
1100size_t strlcpy(char *dst, const char *src, size_t siz);
1101#endif
1102#ifndef HAVE_REALLOCARRAY
1103void* reallocarray(void *ptr, size_t nmemb, size_t size);
1104#endif
1105#ifndef HAVE_GETADDRINFO
1106#include "compat/fake-rfc2553.h"
1107#endif
1108#ifndef HAVE_STRPTIME
1109#define HAVE_STRPTIME 1
1110char *strptime(const char *s, const char *format, struct tm *tm);
1111#endif
1112#ifndef STRPTIME_WORKS
1113#define STRPTIME_WORKS 1
1114char *nsd_strptime(const char *s, const char *format, struct tm *tm);
1115#define strptime(a,b,c) nsd_strptime((a),(b),(c))
1116#endif
1117])
1118AH_BOTTOM(
1119AHX_MEMCMP_BROKEN(nsd)
1120AHX_CONFIG_MAXHOSTNAMELEN
1121)
1122AH_BOTTOM([
1123
1124/* provide timespec def if not available */
1125#ifndef CONFIG_DEFINES
1126#define CONFIG_DEFINES
1127#ifndef HAVE_STRUCT_TIMESPEC
1128#ifndef __timespec_defined
1129#define __timespec_defined 1
1130	struct timespec {
1131		long    tv_sec;         /* seconds */
1132		long    tv_nsec;        /* nanoseconds */
1133	};
1134#endif /* !__timespec_defined */
1135#endif /* !HAVE_STRUCT_TIMESPEC */
1136#endif /* !CONFIG_DEFINES */
1137
1138#ifdef PACKED_STRUCTS
1139#define ATTR_PACKED __attribute__((packed))
1140#else
1141#define ATTR_PACKED
1142#endif
1143])
1144
1145# big fat warning
1146if test "$enable_checking" = "yes"; then
1147        echo "************************************************"
1148        echo "* You have activated \"--enable-checking\"       *"
1149        echo "*                                              *"
1150        echo "* This will instruct NSD to be stricter        *"
1151        echo "* when validating its input. This could lead   *"
1152        echo "* to a reduced service level.                  *"
1153        echo "*                                              *"
1154        echo "************************************************"
1155fi
1156
1157AC_CONFIG_FILES([Makefile $dnstap_config])
1158AC_OUTPUT
1159