1 dnl Process this file with autoconf to produce a configure script.
3 dnl Written by and Copyright (C) 2001-2020 the
4 dnl Privoxy team. https://www.privoxy.org/
6 dnl Based on the Internet Junkbuster originally written
7 dnl by and Copyright (C) 1997 Anonymous Coders and
8 dnl Junkbusters Corporation. http://www.junkbusters.com
10 dnl This program is free software; you can redistribute it
11 dnl and/or modify it under the terms of the GNU General
12 dnl Public License as published by the Free Software
13 dnl Foundation; either version 2 of the License, or (at
14 dnl your option) any later version.
16 dnl This program is distributed in the hope that it will
17 dnl be useful, but WITHOUT ANY WARRANTY; without even the
18 dnl implied warranty of MERCHANTABILITY or FITNESS FOR A
19 dnl PARTICULAR PURPOSE. See the GNU General Public
20 dnl License for more details.
22 dnl The GNU General Public License should be included with
23 dnl this file. If not, you can view it at
24 dnl http://www.gnu.org/copyleft/gpl.html
25 dnl or write to the Free Software Foundation, Inc., 59
26 dnl Temple Place - Suite 330, Boston, MA 02111-1307, USA.
29 dnl =================================================================
30 dnl AutoConf Initialization
31 dnl =================================================================
33 AC_REVISION($Revision: 1.213 $)
36 if test ! -f config.h.in; then
37 echo "You need to run autoheader first. "
38 echo -n "Shall I do this for you now? (y/n) "
40 if test "$answer" != "y"; then
47 AC_CONFIG_HEADER([config.h])
52 AC_ARG_WITH(docbook, dnl
53 --with-docbook=[[yes|no|directory]]
54 Enable docbook documentation creation
55 (default = yes, for gnu and linux),[dnl
56 case "$with_docbook" in
66 AC_ARG_WITH(db2html, dnl
67 --with-db2html=<path/executable>
68 Set the location of the docbook to html converter
69 (default = search),[dnl
73 dnl =================================================================
74 dnl Application version number
75 dnl =================================================================
80 CODE_STATUS="UNRELEASED"
82 dnl Timestamp (date +%s) used by the mtree-spec target.
83 dnl Should be updated before releases but forgetting it isn't critical.
84 SOURCE_DATE_EPOCH=1545411710
86 dnl CODE_STATUS can be "alpha", "beta", "stable" or "UNRELEASED",
87 dnl and will be used for CGI output. Increment version number and
88 dnl set status to "UNRELEASED" whenever CVS differs from the last
89 dnl release and no new release is near.
91 dnl =================================================================
92 dnl Substitute the version numbers
93 dnl =================================================================
95 AC_SUBST(VERSION_MAJOR)
96 AC_SUBST(VERSION_MINOR)
97 AC_SUBST(VERSION_POINT)
99 AC_SUBST(SOURCE_DATE_EPOCH)
102 AC_DEFINE_UNQUOTED(VERSION_MAJOR,${VERSION_MAJOR})
103 AC_DEFINE_UNQUOTED(VERSION_MINOR,${VERSION_MINOR})
104 AC_DEFINE_UNQUOTED(VERSION_POINT,${VERSION_POINT})
105 AC_DEFINE_UNQUOTED(VERSION,"${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_POINT}")
106 AC_DEFINE_UNQUOTED(CODE_STATUS,"${CODE_STATUS}")
108 dnl =================================================================
109 dnl Checks for programs needed to build.
110 dnl =================================================================
112 dnl Keep AC_PROG_CC from setting its own defaults:
113 if test "X$CFLAGS" = "X"; then
124 AC_CHECK_PROG(GDB,gdb,yes,no)
125 AC_PATH_PROG(BGROUPS,groups,no,$PATH:/bin:/usr/bin:/usr/local/bin)
126 AC_PATH_PROG(ID,id,no,$PATH:/bin:/usr/bin:/usr/local/bin)
130 dnl =================================================================
131 dnl debug, gcc and gdb support
132 dnl =================================================================
135 [ --with-debug Enable debug mode],
137 if test "x$withval" != "xno" ; then
138 if test $ac_cv_prog_cc_g = yes; then
139 if test "$GCC" = yes; then
141 CFLAGS="$CFLAGS -ggdb"
145 CFLAGS="$CFLAGS -Wshadow -Wconversion"
153 if test "X$CFLAGS" = "X "; then # if CFLAGS were unset (see above)
154 if test "$GCC" = yes; then
161 dnl =================================================================
162 dnl Check for user and group validity
163 dnl =================================================================
166 if test "$EMXOS2" = yes || test "$host_os" = haiku; then
167 echo "Skipping user and group validity stuff.";
171 $ID privoxy >/dev/null 2>/dev/null
172 if test $? -ne 0 ; then
173 AC_MSG_WARN(There is no user 'privoxy' on this system)
175 AC_MSG_CHECKING([for user])
177 [ --with-user=privoxy Set user under which privoxy will run],
179 if test "x$withval" != "xyes"; then
180 if test $ID = no ; then
181 AC_MSG_ERROR(There is no 'id' program on this system)
183 AC_MSG_RESULT($with_user)
184 $ID $with_user 2>/dev/null >/dev/null
185 if test $? -eq 0 ; then
188 AC_MSG_ERROR(There is no user '$with_user' on this system)
192 AC_MSG_ERROR(We need a user if you give me this parameter)
196 if test $ID = no ; then
197 AC_MSG_ERROR(There is no 'id' programm on this system)
199 AC_MSG_RESULT(none specified)
206 AC_MSG_CHECKING([for group])
208 [ --with-group=privoxy Set group for privoxy],
210 if test "x$withval" != "xyes"; then
211 if test $BGROUPS = no ; then
212 AC_MSG_ERROR(There is no 'groups' program on this system)
214 AC_MSG_RESULT($with_group)
215 $BGROUPS $USER >/dev/null
216 if test $? -eq 0 ; then
217 for i in `$BGROUPS $USER | sed 's/.*: //' 2>/dev/null`; do
218 if test "x$i" = "x$with_group" ; then
223 if test "x$GROUP" != "x$with_group" ; then
224 AC_MSG_ERROR(The given value '$withval' does not match group entry)
227 AC_MSG_ERROR(There is no group entry for user '$USER')
231 AC_MSG_ERROR(We need a group if you give me this parameter)
235 if test $BGROUPS = no ; then
236 AC_MSG_ERROR(There is no 'groups' programm on this system)
238 AC_MSG_RESULT(none specified)
247 dnl =================================================================
248 dnl additional gcc flags
249 dnl =================================================================
252 if test "$host" != "powerpc-unknown-amigaos"; then
253 CFLAGS="-pipe $CFLAGS"
258 dnl =================================================================
260 dnl =================================================================
262 dnl Must do this first.
264 dnl Reason: This sets CFLAGS in order to switch the Cygwin compiler
265 dnl into Cygwin or MinGW32 modes. Depending on the mode selected,
266 dnl the compiler will use completely different sets of library
267 dnl and include files.
269 dnl =================================================================
274 if test "$MINGW32" = "yes"; then
277 if test "$CYGWIN" = "yes"; then
284 if test $dodk = auto; then
286 if test $target_type = unix; then
288 linux* | gnu* | *bsd*)
295 dnl Decide what to do based on target_type
296 dnl Note: PTHREAD_LIB is always set, even if pthread is disabled.
297 dnl This is because we don't know yet whether pthread is enabled.
299 AC_ARG_ENABLE(mingw32,
300 [ --enable-mingw32 Use mingw32 for a Windows GUI],
301 [if test $enableval = yes; then
305 if test $target_type = mingw; then
307 CFLAGS="$CFLAGS -DWINVER=0x501"
308 SPECIAL_CFLAGS="-mwindows"
309 dnl from the cygwin FAQ: The regular setup allows you to use the -mwindows option
310 dnl to include a set of the basic libraries user32, gdi32 and comdlg32.
311 dnl (and also make your program a GUI program instead of a console program)
312 PTHREAD_LIB=-lpthread
313 echo "Using mingw32 (Win32 GUI)"
316 if test $target_type = cygwin; then
317 SPECIAL_CFLAGS="-mno-win32"
319 echo "Using Cygnus (Win32 command line)"
322 PTHREAD_LIB=-lpthread
327 if test $dodk != no; then
328 AC_CHECK_PROGS(W3M, w3m, false)
329 if test "$W3M" = false; then
330 AC_MSG_WARN(You need w3m to build text documentation.)
332 if test $DB2HTML = false; then
333 dnl We need to clean the variable, otherwise AC_CHECK_PROGS
336 AC_CHECK_PROGS(DB2HTML,db2html docbook2html,false)
342 dnl If we use rpm, we need to check where %_topdir is
343 AC_CHECK_PROGS(RPMBIN,rpm,false)
344 if test $RPMBIN != false; then
345 RPM_BASE=`rpm --eval "%{_topdir}"`
346 if test "$RPM_BASE" = ""; then
347 RPM_BASE=/usr/src/redhat
352 dnl prefer openjade to jade
353 dnl Check for jade, so we can build the documentation
354 AC_CHECK_PROGS(JADEBIN,openjade jade,false)
357 dnl Prefer OpenSP to SP
358 dnl ref: https://lists.privoxy.org/pipermail/privoxy-devel/2018-November/000293.html
359 AC_CHECK_PROGS(NSGMLS,onsgmls nsgmls,false)
362 dnl Check for man2html for docs.
363 AC_CHECK_PROGS(MAN2HTML,man2html,false)
366 dnl Set doc status flag for conditional content inclusions
367 DOC_STATUS=p-not-stable
368 if test $CODE_STATUS = stable; then
369 DOC_STATUS="p-stable"
373 dnl Checking for the docbook.dsl stylesheet file
374 dnl It is still not portable (directory slash)
376 if test $dodk = yes; then
377 if test $DKPREFIX = none; then
378 for i in /usr/share/sgml/docbook/dsssl-stylesheets \
379 /usr/share/sgml/docbkdsl /usr/share/sgml/docbook-dsssl \
380 /usr/local/share/sgml/docbook/dsssl/modular \
381 /usr/share/sgml/docbook/stylesheet/dsssl/modular/ \
383 dnl echo -n does not fly with /bin/sh.
384 dnl echo -n "checking for $i/html/docbook.dsl..."
385 AC_MSG_CHECKING([for $i])
386 if test -f $i/html/docbook.dsl; then
394 # where are the catalogs?
395 for i in /usr/share/sgml/CATALOG.docbk30 \
396 /usr/share/sgml/CATALOG.docbk31 \
397 /usr/share/sgml/CATALOG.docbk31 \
398 /usr/local/share/sgml/docbook/2.4.1/docbook.cat \
399 /usr/local/share/sgml/docbook/3.0/docbook.cat \
400 /usr/local/share/sgml/docbook/3.1/docbook.cat \
401 /usr/share/sgml/docbook/dtd/3.1/docbook.cat \
403 dnl echo -n "checking for $i..."
404 AC_MSG_CHECKING([for $i])
407 JADECAT="$JADECAT -c $i"
417 AC_ARG_ENABLE(large-file-support,
418 [ --enable-large-file-support Define _LARGE_FILES and friends.
419 Required by some systems to support files larger then 2GB.],
420 [if test $enableval = yes; then
421 CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
424 AC_ARG_ENABLE(static-linking,
425 [ --enable-static-linking Use static linking instead of dynamic linking (ie. LDFLAGS=-static)],
426 [ if test $enableval = yes; then LDFLAGS="$LDFLAGS -static"; fi ])
428 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
429 old_CFLAGS_nospecial=$CFLAGS
430 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
432 # Hack to force AutoConf to use the CFLAGS we just set
433 dnl Warning: This may break with a future version of Autoconf
434 dnl Tested with autoconf 2.13
435 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
436 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
437 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
440 dnl =================================================================
442 dnl =================================================================
444 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
446 AC_ARG_ENABLE(pthread,
447 [ --disable-pthread Don't use POSIX threads (pthreads)],
448 [if test $enableval = no; then
450 if test $have_pthread = yes; then
451 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
452 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
457 if test $have_pthread = yes; then
459 AC_DEFINE(FEATURE_PTHREAD)
460 echo Using POSIX threads
461 if test "$GCC" = "yes"; then
462 # Set a GCC specific switch:
463 if test "$target_type" = "unix"; then
464 ac_jgf_save_CFLAGS=$CFLAGS
465 CFLAGS="$CFLAGS -pthread"
466 AC_TRY_LINK([#include <pthread.h>],
467 [void *p = pthread_create;],
469 # This compiler switch makes GCC on Linux thread-safe
470 # However, it's not supported on most other OS.
472 SPECIAL_CFLAGS="-pthread"
474 CFLAGS=$ac_jgf_save_CFLAGS
479 echo Using native threads
482 AC_SUBST(PTHREAD_ONLY)
484 dnl =================================================================
485 dnl On most platforms select() does not support fd numbers above
486 dnl FD_SETSIZE, as a result Privoxy can't handle more than
487 dnl approximately FD_SETSIZE/2 client connections.
488 dnl On some platforms the value can be changed at compile time,
489 dnl on others it's hardcoded and requires recompilation of the OS.
490 dnl Only relevant if select() is actually being used.
491 dnl =================================================================
492 AC_ARG_WITH(fdsetsize,
493 [ --with-fdsetsize=n Optimistically redefine FD_SETSIZE with the intend to change the number of connections Privoxy can handle. Dangerous if the platform doesn't support this. Pointless if Privoxy can use poll() instead of select().],
495 if test "x$withval" != "xyes"; then
496 AC_DEFINE_UNQUOTED(FD_SETSIZE,$with_fdsetsize,[Relevant for select(). Not honoured by all OS.])
497 echo "Redefining FD_SETSIZE to $with_fdsetsize."
498 AC_MSG_WARN(On platforms that don't support FD_SETSIZE redefinition it may cause memory corruption.)
500 AC_MSG_ERROR(--with-fdsetsize used without value)
505 dnl =================================================================
506 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
507 dnl gmtime and localtime
508 dnl =================================================================
510 dnl Next line needed to find the gethost*_r functions on Solaris
511 AC_CHECK_LIB(nsl, gethostbyname)
513 AC_CHECK_FUNC(gethostbyaddr_r, [
514 AC_MSG_CHECKING([signature of gethostbyaddr_r])
518 struct hostent *h, *hp;
521 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
523 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
524 AC_MSG_RESULT([8 args])
532 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
534 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
535 AC_MSG_RESULT([7 args])
540 struct hostent_data *d;
544 (void) gethostbyaddr_r(a, l, t, h, d)
546 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
547 AC_MSG_RESULT([5 args])
549 AC_MSG_RESULT(unrecognised)
557 AC_CHECK_FUNC(gethostbyname_r, [
558 AC_MSG_CHECKING([signature of gethostbyname_r])
562 struct hostent *h, *r;
565 (void) gethostbyname_r(n, h, b, bl, &r, &e)
567 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
568 AC_MSG_RESULT([6 args])
576 (void) gethostbyname_r(n, h, b, bl, &e)
578 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
579 AC_MSG_RESULT([5 args])
584 struct hostent_data *d;
587 (void) gethostbyname_r(n, h, d)
589 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
590 AC_MSG_RESULT([3 args])
592 AC_MSG_RESULT(unrecognised)
600 AC_CHECK_FUNC(gmtime_r, [
601 AC_MSG_CHECKING([signature of gmtime_r])
607 (void) gmtime_r(t, tm)
610 AC_DEFINE(HAVE_GMTIME_R)
612 AC_MSG_RESULT(unrecognised)
618 AC_CHECK_FUNC(localtime_r, [
619 AC_MSG_CHECKING([signature of localtime_r])
625 (void) localtime_r(t, tm)
628 AC_DEFINE(HAVE_LOCALTIME_R)
630 AC_MSG_RESULT(unrecognised)
636 dnl =================================================================
638 dnl FIXME: Not tested on Solaris yet...
639 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
640 dnl make these checks generic, e.g.:
641 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
642 dnl (Moritz Barsnick <moritz@barsnick.net>)
643 dnl =================================================================
649 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
650 AC_DEFINE(__EXTENSIONS__)
651 if test "$GCC" = "yes"; then
652 # Set a GCC specific switch:
653 # This compiler switch makes Solaris thread-safe
655 SPECIAL_CFLAGS="-pthreads"
657 # What do we do without GCC? Guess this:
658 SPECIAL_CFLAGS="-D_REENTRANT"
665 dnl =================================================================
666 dnl Solaris problem, and others perhaps (socklen_t is undefined)
667 dnl =================================================================
669 if test $target_type != mingw; then
670 # i686-w64-mingw32-gcc gets socklen_t define from ws2tcpip.h
672 AC_MSG_CHECKING([for socklen_t])
673 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
675 AC_DEFINE(socklen_t,int,
676 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
680 dnl =================================================================
682 dnl =================================================================
685 *-os2-emx*) SOCKET_LIB=-lsocket
691 dnl =================================================================
693 dnl =================================================================
696 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
700 dnl =================================================================
702 dnl =================================================================
705 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
709 dnl =================================================================
711 dnl =================================================================
713 if test "$host_os" = haiku; then
714 # Omit the "-pthread" flag to gcc, even when building with gcc 2.95
717 # Haiku's pthreads implementation exists in its system library,
718 # libroot, not in a separate pthreads library
721 # Networking code exists in libnetwork
724 # Search Haiku's common-library folder to find its pcre and
725 # pcreposix libraries
726 LIBS="-L/boot/common/lib $LIBS"
729 dnl =================================================================
730 dnl Check for standard compiler stuff
731 dnl =================================================================
742 AC_CHECK_SIZEOF(int, 4)
743 AC_CHECK_SIZEOF(char *, 4)
744 AC_CHECK_SIZEOF(long, 4)
745 AC_CHECK_SIZEOF(long long, 8)
746 AC_CHECK_SIZEOF(size_t, 4)
747 AC_CHECK_SIZEOF(time_t, 8)
749 dnl Checks for header files.
770 dnl Checks for library functions.
771 dnl bcopy is for PCRE
772 AC_CHECK_FUNCS([bcopy])
773 AC_PROG_GCC_TRADITIONAL
812 dnl Checks for RFC 2553 resolver and socket functions
813 AC_ARG_ENABLE(ipv6-support,
814 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
815 [if test $enableval = yes; then
816 enable_ipv6_support=yes
817 fi], enable_ipv6_support=yes)
819 if test $enable_ipv6_support != yes; then
820 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
821 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
822 elif test $target_type = mingw; then
823 AC_CHECK_LIB(ws2_32, main)
825 AC_MSG_CHECKING(getaddrinfo in ws2_32)
832 [getaddrinfo(0,0,0,0)],
833 have_ws2_32_getaddrinfo=yes
835 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
837 AC_MSG_CHECKING(getnameinfo in ws2_32)
844 [getnameinfo(0,0,0,0,0,0,0)],
845 have_ws2_32_getnameinfo=yes
847 AC_MSG_RESULT($have_ws2_32_getnameinfo)
849 if test $have_ws2_32_getaddrinfo ; then
850 if test $have_ws2_32_getnameinfo ; then
851 AC_DEFINE([HAVE_RFC2553], [1],
852 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
853 getnameinfo(3) present])
857 AC_CHECK_FUNC([getaddrinfo],
858 [AC_CHECK_FUNC([getnameinfo],
859 [AC_DEFINE([HAVE_RFC2553], [1],
860 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
861 getnameinfo(3) present])
866 dnl =================================================================
867 dnl Checks for libraries.
868 dnl =================================================================
869 dnl Note: Some systems may have the library but not the system header
870 dnl file, so we must check for both.
871 dnl Also check for correct version
872 AC_CHECK_LIB(pcre, pcre_compile, [
873 AC_CHECK_HEADER(pcre.h, [
874 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
876 AC_CHECK_HEADER(pcre/pcre.h, [
877 AC_EGREP_HEADER(pcre_fullinfo, pcre/pcre.h, [have_pcre=yes]; [AC_DEFINE(PCRE_H_IN_SUBDIR)], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
882 AC_CHECK_LIB(pcreposix, regcomp, [
883 AC_CHECK_HEADER(pcreposix.h, [
884 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
886 AC_CHECK_HEADER(pcre/pcreposix.h, [
887 AC_EGREP_HEADER(pcreposix_regerror, pcre/pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes]; [AC_DEFINE(PCREPOSIX_H_IN_SUBDIR)])
888 ], [have_pcreposix=no])
890 ], [have_pcreposix=no], -lpcre)
892 dnl ================================================================
893 dnl libpcrs is temporarily disabled.
895 dnl Privoxy's own pcrs version fixes some problems that
896 dnl are present in libpcrs 0.3, the last pcrs release we
897 dnl know of, and as libpcrs seems to be currently unmaintained
898 dnl we can't send these fixes upstream.
899 dnl ================================================================
901 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
903 dnl =================================================================
905 dnl =================================================================
909 dnl =================================================================
911 dnl =================================================================
913 AC_ARG_ENABLE(toggle,
914 [ --disable-toggle Don't support temporary disable],
915 [if test $enableval = yes; then
916 AC_DEFINE(FEATURE_TOGGLE)
917 fi],AC_DEFINE(FEATURE_TOGGLE))
920 [ --disable-force Don't allow single-page disable],
921 [if test $enableval = yes; then
922 AC_DEFINE(FEATURE_FORCE_LOAD)
923 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
925 AC_ARG_ENABLE(fast-redirects,
926 [ --disable-fast-redirects Don't support fast redirects],
927 [if test $enableval = yes; then
928 AC_DEFINE(FEATURE_FAST_REDIRECTS)
929 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
932 [ --disable-stats Don't keep statistics],
933 [if test $enableval = yes; then
934 AC_DEFINE(FEATURE_STATISTICS)
935 fi],AC_DEFINE(FEATURE_STATISTICS))
937 AC_ARG_ENABLE(extended-statistics,
938 [ --enable-extended-statistics Gather extended statistics.],
939 [if test $enableval = yes; then
940 AC_DEFINE(FEATURE_EXTENDED_STATISTICS)
943 AC_ARG_ENABLE(image-blocking,
944 [ --disable-image-blocking Don't try to figure out whether a request is
945 for an image or HTML - assume HTML.],
946 [if test $enableval = yes; then
947 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
949 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
951 AC_ARG_ENABLE(acl-support,
952 [ --disable-acl-support Prevents the use of ACLs to control access to
953 Privoxy by IP address.],
954 [if test $enableval = yes; then
955 AC_DEFINE(FEATURE_ACL)
957 AC_DEFINE(FEATURE_ACL))
959 AC_ARG_ENABLE(trust-files,
960 [ --disable-trust-files Prevents the use of trust files.],
961 [if test $enableval = yes; then
962 AC_DEFINE(FEATURE_TRUST)
964 AC_DEFINE(FEATURE_TRUST))
966 AC_ARG_ENABLE(editor,
967 [ --disable-editor Prevents the use of the web-based actions file
968 editor and web-based temporary disable setting.],
969 [if test $enableval = yes; then
970 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
972 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
974 AC_ARG_ENABLE(no-gifs,
975 [ --enable-no-gifs Use politically correct PNG format instead of GIF
976 for built-in images. May not work with all browsers.],
977 [if test $enableval = yes; then
978 AC_DEFINE(FEATURE_NO_GIFS)
981 AC_ARG_ENABLE(graceful-termination,
982 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
983 [if test $enableval = yes; then
984 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
987 AC_ARG_ENABLE(pcre-host-patterns,
988 [ --enable-pcre-host-patterns Allow to use PCRE syntax in host patterns by prefixing the pattern with
989 "PCRE-HOST-PATTERN:". You can use tools/url-pattern-translator.pl to
990 convert existing action files to use PCRE host patterns.],
991 [if test $enableval = yes; then
992 AC_DEFINE(FEATURE_PCRE_HOST_PATTERNS)
995 AC_ARG_ENABLE(external-filters,
996 [ --enable-external-filters Allow to filter content with scripts and programs. Experimental.],
997 [if test $enableval = yes; then
998 AC_DEFINE(FEATURE_EXTERNAL_FILTERS,1,[Define to 1 to allow to filter content with scripts and programs.])
1001 AC_ARG_ENABLE(accept-filter,
1002 [ --enable-accept-filter Try to use accf_http(9) if supported.],
1003 [if test $enableval = yes; then
1004 AC_DEFINE(FEATURE_ACCEPT_FILTER)
1007 AC_ARG_ENABLE(strptime-sanity-checks,
1008 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
1009 conversion doesn't change the result. Can be useful if strptime() is
1010 known or suspected to be broken.],
1011 [if test $enableval = yes; then
1012 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
1015 AC_ARG_ENABLE(client-tags,
1016 [ --disable-client-tags Disable support for client-specific tags],
1017 [ if test $enableval = "no"; then have_client_tags=no; fi ])
1018 if test "${have_client_tags}" = "no"; then
1019 echo "Disabling support for client-specific tags."
1020 FEATURE_CLIENT_TAGS_ONLY="#"
1022 echo "Enabling support for client-specific tags."
1023 AC_DEFINE(FEATURE_CLIENT_TAGS,1,[Define to enable support for client-specific tags.])
1024 FEATURE_CLIENT_TAGS_ONLY=""
1026 AC_SUBST(FEATURE_CLIENT_TAGS_ONLY)
1030 [ --enable-fuzz Enable code that makes fuzzing more convenient],
1031 [if test $enableval = yes; then
1033 AC_DEFINE(FUZZ,1,[Define to make fuzzing more convenient.])
1037 dnl pcre/pcrs is needed for CGI anyway, so
1038 dnl the choice is only between static and
1041 AC_ARG_ENABLE(dynamic-pcre,
1042 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
1043 [ if test $enableval = "no"; then have_pcre=no; fi ])
1045 dnl =================================================
1046 dnl libpcrs is temporarily disabled,
1047 dnl see comment above for the reason.
1048 dnl =================================================
1049 dnl AC_ARG_ENABLE(dynamic-pcrs,
1050 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
1051 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
1054 dnl ====================================================
1055 dnl This check is incomplete. For mingw32 zlib is found
1056 dnl by configure, but not necessarily by the compiler.
1057 dnl ====================================================
1059 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1060 [enableval2=$enableval],
1062 if test $enableval2 = yes; then
1063 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1064 if test $have_zlib = "yes"; then
1066 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1068 AC_MSG_WARN([No zlib found.
1069 Privoxy will not be able to filter compressed content.
1070 This may become a fatal error in the future.])
1074 AC_ARG_ENABLE(compression,
1075 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1076 [enableval2=$enableval],
1078 if test $enableval2 = yes; then
1079 if test $have_zlib = "yes"; then
1080 echo Enabling compression support.
1081 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1083 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1088 # If we have libpcre and either we also have pcreposix or
1089 # we don't need pcreposix, then link pcre dynamically; else
1090 # build it and link statically
1092 if test $have_pcre = "yes"; then
1093 echo "using libpcre"
1095 AC_DEFINE(FEATURE_DYNAMIC_PCRE,1,[Define to dynamically link to pcre.])
1097 LIBS="$LIBS -lpcre -lpcreposix"
1099 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1100 http://sourceforge.net/mailarchive/forum.php?thread_name=20080511195555.2dc6cfdc%40fabiankeil.de&forum_name=ijbswa-developers])
1102 # STATIC_PCRE is a name pcre needs to statically link on Windows.
1103 # Privoxy itself no longer uses it.
1104 AC_DEFINE(STATIC_PCRE,1,[Define to statically link to internal outdated pcre on Windows.])
1108 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1110 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1111 echo Enabling connection-sharing support.
1112 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1115 dnl =================================================
1116 dnl libpcrs is temporarily disabled,
1117 dnl see comment above for the reason.
1118 dnl =================================================
1119 dnl # If we have libpcrs and pcre is linked dynamically
1120 dnl # then also link pcrs dynamically, else build and link
1121 dnl # pcrs statically
1123 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1124 dnl echo "using libpcrs"
1125 dnl STATIC_PCRS_ONLY=#
1126 dnl LIBS="$LIBS -lpcrs"
1128 dnl echo "using built-in static pcrs"
1129 AC_DEFINE(STATIC_PCRS)
1133 AC_SUBST(STATIC_PCRE_ONLY)
1134 AC_SUBST(STATIC_PCRS_ONLY)
1136 FEATURE_HTTPS_INSPECTION_ONLY=#
1137 dnl ========================================================
1138 dnl check for mbedTLS which is required for https inspection
1139 dnl ========================================================
1140 FEATURE_HTTPS_INSPECTION_ONLY_MBEDTLS=#
1142 AC_ARG_WITH(mbedtls,dnl
1143 AC_HELP_STRING([--with-mbedtls], [Enable mbedTLS detection for https inspection.])
1144 AC_HELP_STRING([--without-mbedtls], [Disable mbedTLS detection]),
1145 OPT_MBEDTLS=$withval)
1147 if test X"$OPT_MBEDTLS" != Xno; then
1149 AC_CHECK_LIB(mbedtls, mbedtls_ssl_init,
1151 AC_DEFINE(FEATURE_HTTPS_INSPECTION, 1, [if SSL/TLS is enabled])
1152 AC_DEFINE(FEATURE_HTTPS_INSPECTION_MBEDTLS, 1, [if mbedTLS is enabled])
1153 AC_SUBST(FEATURE_HTTPS_INSPECTION_MBEDTLS, [1])
1154 FEATURE_HTTPS_INSPECTION_MBEDTLS="yes"
1155 ], [], -lmbedx509 -lmbedcrypto)
1157 if test "x$FEATURE_HTTPS_INSPECTION_MBEDTLS" = "xyes"; then
1158 AC_MSG_NOTICE([Detected mbedTLS. Enabling https inspection.])
1160 LIBS="-lmbedtls -lmbedx509 -lmbedcrypto $LIBS"
1161 old_CFLAGS_nospecial="-Imbedtls/include $old_CFLAGS_nospecial"
1163 FEATURE_HTTPS_INSPECTION_ONLY=
1164 FEATURE_HTTPS_INSPECTION_ONLY_MBEDTLS=
1167 AC_SUBST(FEATURE_HTTPS_INSPECTION_ONLY_MBEDTLS)
1169 dnl ========================================================
1170 dnl check for OpenSSL which is required for https inspection
1171 dnl ========================================================
1172 FEATURE_HTTPS_INSPECTION_ONLY_OPENSSL=#
1174 AC_ARG_WITH(openssl,dnl
1175 AC_HELP_STRING([--with-openssl], [Enable OpenSSL detection for https inspection.])
1176 AC_HELP_STRING([--without-openssl], [Disable OpenSSL detection]),
1177 OPT_OPENSSL=$withval)
1179 if test X"$OPT_OPENSSL" != Xno; then
1180 if test "$PORTNAME" != "win32"; then
1181 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
1183 AC_CHECK_LIB(ssl, OPENSSL_init_ssl, [FOUND_SSL_LIB="yes"])
1184 AC_CHECK_LIB(ssl, SSL_library_init, [FOUND_SSL_LIB="yes"])
1185 AS_IF([test "x$FOUND_SSL_LIB" = xno], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
1187 AC_SEARCH_LIBS(CRYPTO_new_ex_data, eay32 crypto, [], [AC_MSG_ERROR([library 'eay32' or 'crypto' is required for OpenSSL])])
1189 AC_SEARCH_LIBS(OPENSSL_init_ssl, ssleay32 ssl, [FOUND_SSL_LIB="yes"])
1190 AC_SEARCH_LIBS(SSL_library_init, ssleay32 ssl, [FOUND_SSL_LIB="yes"])
1191 AS_IF([test "x$FOUND_SSL_LIB" = xno], [AC_MSG_ERROR([library 'ssleay32' or 'ssl' is required for OpenSSL])])
1194 if test "x$FOUND_SSL_LIB" = xyes; then
1195 AC_DEFINE(FEATURE_HTTPS_INSPECTION, 1, [if SSL/TLS is enabled])
1196 AC_DEFINE(FEATURE_HTTPS_INSPECTION_OPENSSL, 1, [if OpenSSL is enabled])
1197 AC_SUBST(FEATURE_HTTPS_INSPECTION_OPENSSL, [1])
1198 FEATURE_HTTPS_INSPECTION="yes"
1199 FEATURE_HTTPS_INSPECTION_OPENSSL="yes"
1202 if test "x$FEATURE_HTTPS_INSPECTION_OPENSSL" = "xyes"; then
1203 AC_MSG_NOTICE([Detected OpenSSL. Enabling https inspection.])
1205 LIBS="$LIBS -lssl -lcrypto"
1206 # old_CFLAGS_nospecial="-Imbedtls/include $old_CFLAGS_nospecial"
1207 old_CFLAGS_nospecial="$old_CFLAGS_nospecial"
1209 FEATURE_HTTPS_INSPECTION_ONLY=
1210 FEATURE_HTTPS_INSPECTION_ONLY_OPENSSL=
1213 AC_SUBST(FEATURE_HTTPS_INSPECTION_ONLY_OPENSSL)
1215 AC_SUBST(FEATURE_HTTPS_INSPECTION_ONLY)
1217 dnl ========================================================
1218 dnl Check for Brotli which can be used for decompression
1219 dnl ========================================================
1222 AC_HELP_STRING([--with-brotli], [Enable Brotli detection])
1223 AC_HELP_STRING([--without-brotli], [Disable Brotli detection]),
1224 WITH_BROTLI=$withval)
1226 if test X"$WITH_BROTLI" != Xno; then
1228 LIBS="$LIBS -lbrotlidec"
1230 AC_CHECK_LIB(brotlidec, BrotliDecoderDecompress)
1232 AC_CHECK_HEADERS(brotli/decode.h,
1234 AC_DEFINE(FEATURE_BROTLI, 1, [If Brotli is used for decompression])
1235 AC_SUBST(FEATURE_BROTLI, [1])
1240 dnl =================================================================
1241 dnl Final cleanup and output
1242 dnl =================================================================
1244 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1246 CFLAGS=$old_CFLAGS_nospecial
1247 AC_SUBST(SPECIAL_CFLAGS)
1249 AC_SUBST(PTHREAD_LIB)
1251 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)