1 dnl Process this file with autoconf to produce a configure script.
3 dnl Written by and Copyright (C) 2001-2021 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 "$with_docbook" in
66 AC_ARG_WITH(db2html, dnl
67 --with-db2html=<path/executable>
68 Set the location of the docbook to html converter
69 (default = search),[dnl
73 dnl =================================================================
74 dnl Application version number
75 dnl =================================================================
76 dnl CODE_STATUS can be "alpha", "beta", "stable" or "UNRELEASED",
77 dnl and will be used for CGI output. Increment version number and
78 dnl set status to "UNRELEASED" whenever git differs from the last
79 dnl release and no new release is near.
86 dnl Timestamp (date +%s) used by the mtree-spec target.
87 dnl Should be updated before releases but forgetting it isn't critical.
88 SOURCE_DATE_EPOCH=1613992573
90 dnl =================================================================
91 dnl Substitute the version numbers
92 dnl =================================================================
94 AC_SUBST(VERSION_MAJOR)
95 AC_SUBST(VERSION_MINOR)
96 AC_SUBST(VERSION_POINT)
98 AC_SUBST(SOURCE_DATE_EPOCH)
101 AC_DEFINE_UNQUOTED(VERSION_MAJOR,${VERSION_MAJOR})
102 AC_DEFINE_UNQUOTED(VERSION_MINOR,${VERSION_MINOR})
103 AC_DEFINE_UNQUOTED(VERSION_POINT,${VERSION_POINT})
104 AC_DEFINE_UNQUOTED(VERSION,"${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_POINT}")
105 AC_DEFINE_UNQUOTED(CODE_STATUS,"${CODE_STATUS}")
107 dnl =================================================================
108 dnl Checks for programs needed to build.
109 dnl =================================================================
111 dnl Keep AC_PROG_CC from setting its own defaults:
112 if test "X$CFLAGS" = "X"; then
123 AC_CHECK_PROG(GDB,gdb,yes,no)
124 AC_PATH_PROG(BGROUPS,groups,no,$PATH:/bin:/usr/bin:/usr/local/bin)
125 AC_PATH_PROG(ID,id,no,$PATH:/bin:/usr/bin:/usr/local/bin)
129 dnl =================================================================
130 dnl debug, gcc and gdb support
131 dnl =================================================================
134 [ --with-debug Enable debug mode],
136 if test "x$withval" != "xno" ; then
137 if test $ac_cv_prog_cc_g = yes; then
138 if test "$GCC" = yes; then
140 CFLAGS="$CFLAGS -ggdb"
144 CFLAGS="$CFLAGS -Wshadow -Wconversion"
152 if test "X$CFLAGS" = "X "; then # if CFLAGS were unset (see above)
153 if test "$GCC" = yes; then
160 AC_ARG_WITH(assertions, [ --with-assertions Enable assertions])
161 if test "x$with_assertions" != "xyes"; then
162 CFLAGS="$CFLAGS -DNDEBUG"
165 dnl =================================================================
166 dnl Check for user and group validity
167 dnl =================================================================
170 if test "$host_os" = haiku; then
171 echo "Skipping user and group validity stuff.";
175 $ID privoxy >/dev/null 2>/dev/null
176 if test $? -ne 0 ; then
177 AC_MSG_WARN(There is no user 'privoxy' on this system)
179 AC_MSG_CHECKING([for user])
181 [ --with-user=privoxy Set user under which privoxy will run],
183 if test "x$withval" != "xyes"; then
184 if test $ID = no ; then
185 AC_MSG_ERROR(There is no 'id' program on this system)
187 AC_MSG_RESULT($with_user)
188 $ID $with_user 2>/dev/null >/dev/null
189 if test $? -eq 0 ; then
192 AC_MSG_ERROR(There is no user '$with_user' on this system)
196 AC_MSG_ERROR(We need a user if you give me this parameter)
200 if test $ID = no ; then
201 AC_MSG_ERROR(There is no 'id' programm on this system)
203 AC_MSG_RESULT(none specified)
210 AC_MSG_CHECKING([for group])
212 [ --with-group=privoxy Set group for privoxy],
214 if test "x$withval" != "xyes"; then
215 if test $BGROUPS = no ; then
216 AC_MSG_ERROR(There is no 'groups' program on this system)
218 AC_MSG_RESULT($with_group)
219 $BGROUPS $USER >/dev/null
220 if test $? -eq 0 ; then
221 for i in `$BGROUPS $USER | sed 's/.*: //' 2>/dev/null`; do
222 if test "x$i" = "x$with_group" ; then
227 if test "x$GROUP" != "x$with_group" ; then
228 AC_MSG_ERROR(The given value '$withval' does not match group entry)
231 AC_MSG_ERROR(There is no group entry for user '$USER')
235 AC_MSG_ERROR(We need a group if you give me this parameter)
239 if test $BGROUPS = no ; then
240 AC_MSG_ERROR(There is no 'groups' programm on this system)
242 AC_MSG_RESULT(none specified)
251 dnl =================================================================
252 dnl additional gcc flags
253 dnl =================================================================
256 if test "$host" != "powerpc-unknown-amigaos"; then
257 CFLAGS="-pipe $CFLAGS"
262 dnl =================================================================
264 dnl =================================================================
266 dnl Must do this first.
268 dnl Reason: This sets CFLAGS in order to switch the Cygwin compiler
269 dnl into Cygwin or MinGW32 modes. Depending on the mode selected,
270 dnl the compiler will use completely different sets of library
271 dnl and include files.
273 dnl =================================================================
278 if test "$MINGW32" = "yes"; then
281 if test "$CYGWIN" = "yes"; then
288 if test $dodk = auto; then
290 if test $target_type = unix; then
292 linux* | gnu* | *bsd*)
299 dnl Decide what to do based on target_type
300 dnl Note: PTHREAD_LIB is always set, even if pthread is disabled.
301 dnl This is because we don't know yet whether pthread is enabled.
303 AC_ARG_ENABLE(mingw32,
304 [ --enable-mingw32 Use mingw32 for a Windows GUI],
305 [if test $enableval = yes; then
309 if test $target_type = mingw; then
311 CFLAGS="$CFLAGS -DWINVER=0x501"
312 SPECIAL_CFLAGS="-mwindows"
313 dnl from the cygwin FAQ: The regular setup allows you to use the -mwindows option
314 dnl to include a set of the basic libraries user32, gdi32 and comdlg32.
315 dnl (and also make your program a GUI program instead of a console program)
316 PTHREAD_LIB=-lpthread
317 echo "Using mingw32 (Win32 GUI)"
320 if test $target_type = cygwin; then
321 SPECIAL_CFLAGS="-mno-win32"
323 echo "Using Cygnus (Win32 command line)"
326 PTHREAD_LIB=-lpthread
331 if test $dodk != no; then
332 AC_CHECK_PROGS(W3M, w3m, false)
333 if test "$W3M" = false; then
334 AC_MSG_WARN(You need w3m to build text documentation.)
336 if test $DB2HTML = false; then
337 dnl We need to clean the variable, otherwise AC_CHECK_PROGS
340 AC_CHECK_PROGS(DB2HTML,db2html docbook2html,false)
346 dnl If we use rpm, we need to check where %_topdir is
347 AC_CHECK_PROGS(RPMBIN,rpm,false)
348 if test $RPMBIN != false; then
349 RPM_BASE=`rpm --eval "%{_topdir}"`
350 if test "$RPM_BASE" = ""; then
351 RPM_BASE=/usr/src/redhat
356 dnl prefer openjade to jade
357 dnl Check for jade, so we can build the documentation
358 AC_CHECK_PROGS(JADEBIN,openjade jade,false)
361 dnl Prefer OpenSP to SP
362 dnl ref: https://lists.privoxy.org/pipermail/privoxy-devel/2018-November/000293.html
363 AC_CHECK_PROGS(NSGMLS,onsgmls nsgmls,false)
366 dnl Check for man2html for docs.
367 AC_CHECK_PROGS(MAN2HTML,man2html,false)
370 dnl Set doc status flag for conditional content inclusions
371 DOC_STATUS=p-not-stable
372 if test $CODE_STATUS = stable; then
373 DOC_STATUS="p-stable"
377 dnl Checking for the docbook.dsl stylesheet file
378 dnl It is still not portable (directory slash)
380 if test $dodk = yes; then
381 if test $DKPREFIX = none; then
382 for i in /usr/share/sgml/docbook/dsssl-stylesheets \
383 /usr/share/sgml/docbkdsl /usr/share/sgml/docbook-dsssl \
384 /usr/local/share/sgml/docbook/dsssl/modular \
385 /usr/share/sgml/docbook/stylesheet/dsssl/modular/ \
387 dnl echo -n does not fly with /bin/sh.
388 dnl echo -n "checking for $i/html/docbook.dsl..."
389 AC_MSG_CHECKING([for $i])
390 if test -f $i/html/docbook.dsl; then
398 # where are the catalogs?
399 for i in /usr/share/sgml/CATALOG.docbk30 \
400 /usr/share/sgml/CATALOG.docbk31 \
401 /usr/share/sgml/CATALOG.docbk31 \
402 /usr/local/share/sgml/docbook/2.4.1/docbook.cat \
403 /usr/local/share/sgml/docbook/3.0/docbook.cat \
404 /usr/local/share/sgml/docbook/3.1/docbook.cat \
405 /usr/share/sgml/docbook/dtd/3.1/docbook.cat \
407 dnl echo -n "checking for $i..."
408 AC_MSG_CHECKING([for $i])
411 JADECAT="$JADECAT -c $i"
421 AC_ARG_ENABLE(large-file-support,
422 [ --enable-large-file-support Define _LARGE_FILES and friends.
423 Required by some systems to support files larger then 2GB.],
424 [if test $enableval = yes; then
425 CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
428 AC_ARG_ENABLE(static-linking,
429 [ --enable-static-linking Use static linking instead of dynamic linking (ie. LDFLAGS=-static)],
430 [ if test $enableval = yes; then LDFLAGS="$LDFLAGS -static"; use_static_pcre="yes"; fi ])
432 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
433 old_CFLAGS_nospecial=$CFLAGS
434 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
436 # Hack to force AutoConf to use the CFLAGS we just set
437 dnl Warning: This may break with a future version of Autoconf
438 dnl Tested with autoconf 2.13
439 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
440 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
441 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
444 dnl =================================================================
446 dnl =================================================================
448 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
450 AC_ARG_ENABLE(pthread,
451 [ --disable-pthread Don't use POSIX threads (pthreads)],
452 [if test $enableval = no; then
454 if test $have_pthread = yes; then
455 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
456 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
461 if test $have_pthread = yes; then
463 AC_DEFINE(FEATURE_PTHREAD)
464 echo Using POSIX threads
465 if test "$GCC" = "yes"; then
466 # Set a GCC specific switch:
467 if test "$target_type" = "unix"; then
468 ac_jgf_save_CFLAGS=$CFLAGS
469 CFLAGS="$CFLAGS -pthread"
470 AC_TRY_LINK([#include <pthread.h>],
471 [void *p = pthread_create;],
473 # This compiler switch makes GCC on Linux thread-safe
474 # However, it's not supported on most other OS.
476 SPECIAL_CFLAGS="-pthread"
478 CFLAGS=$ac_jgf_save_CFLAGS
483 echo Using native threads
486 AC_SUBST(PTHREAD_ONLY)
488 dnl =================================================================
489 dnl On most platforms select() does not support fd numbers above
490 dnl FD_SETSIZE, as a result Privoxy can't handle more than
491 dnl approximately FD_SETSIZE/2 client connections.
492 dnl On some platforms the value can be changed at compile time,
493 dnl on others it's hardcoded and requires recompilation of the OS.
494 dnl Only relevant if select() is actually being used.
495 dnl =================================================================
496 AC_ARG_WITH(fdsetsize,
497 [ --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().],
499 if test "x$withval" != "xyes"; then
500 AC_DEFINE_UNQUOTED(FD_SETSIZE,$with_fdsetsize,[Relevant for select(). Not honoured by all OS.])
501 echo "Redefining FD_SETSIZE to $with_fdsetsize."
502 AC_MSG_WARN(On platforms that don't support FD_SETSIZE redefinition it may cause memory corruption.)
504 AC_MSG_ERROR(--with-fdsetsize used without value)
509 dnl =================================================================
510 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
511 dnl gmtime and localtime
512 dnl =================================================================
514 dnl Next line needed to find the gethost*_r functions on Solaris
515 AC_CHECK_LIB(nsl, gethostbyname)
517 AC_CHECK_FUNC(gethostbyaddr_r, [
518 AC_MSG_CHECKING([signature of gethostbyaddr_r])
522 struct hostent *h, *hp;
525 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
527 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
528 AC_MSG_RESULT([8 args])
536 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
538 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
539 AC_MSG_RESULT([7 args])
544 struct hostent_data *d;
548 (void) gethostbyaddr_r(a, l, t, h, d)
550 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
551 AC_MSG_RESULT([5 args])
553 AC_MSG_RESULT(unrecognised)
561 AC_CHECK_FUNC(gethostbyname_r, [
562 AC_MSG_CHECKING([signature of gethostbyname_r])
566 struct hostent *h, *r;
569 (void) gethostbyname_r(n, h, b, bl, &r, &e)
571 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
572 AC_MSG_RESULT([6 args])
580 (void) gethostbyname_r(n, h, b, bl, &e)
582 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
583 AC_MSG_RESULT([5 args])
588 struct hostent_data *d;
591 (void) gethostbyname_r(n, h, d)
593 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
594 AC_MSG_RESULT([3 args])
596 AC_MSG_RESULT(unrecognised)
604 AC_CHECK_FUNC(gmtime_r, [
605 AC_MSG_CHECKING([signature of gmtime_r])
611 (void) gmtime_r(t, tm)
614 AC_DEFINE(HAVE_GMTIME_R)
616 AC_MSG_RESULT(unrecognised)
622 AC_CHECK_FUNC(localtime_r, [
623 AC_MSG_CHECKING([signature of localtime_r])
629 (void) localtime_r(t, tm)
632 AC_DEFINE(HAVE_LOCALTIME_R)
634 AC_MSG_RESULT(unrecognised)
640 dnl =================================================================
642 dnl FIXME: Not tested on Solaris yet...
643 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
644 dnl make these checks generic, e.g.:
645 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
646 dnl (Moritz Barsnick <moritz@barsnick.net>)
647 dnl =================================================================
653 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
654 AC_DEFINE(__EXTENSIONS__)
655 if test "$GCC" = "yes"; then
656 # Set a GCC specific switch:
657 # This compiler switch makes Solaris thread-safe
659 SPECIAL_CFLAGS="-pthreads"
661 # What do we do without GCC? Guess this:
662 SPECIAL_CFLAGS="-D_REENTRANT"
669 dnl =================================================================
670 dnl Solaris problem, and others perhaps (socklen_t is undefined)
671 dnl =================================================================
673 if test $target_type != mingw; then
674 # i686-w64-mingw32-gcc gets socklen_t define from ws2tcpip.h
676 AC_MSG_CHECKING([for socklen_t])
677 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
679 AC_DEFINE(socklen_t,int,
680 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
684 dnl =================================================================
686 dnl =================================================================
689 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
693 dnl =================================================================
695 dnl =================================================================
698 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
702 dnl =================================================================
704 dnl =================================================================
706 if test "$host_os" = haiku; then
707 # Omit the "-pthread" flag to gcc, even when building with gcc 2.95
710 # Haiku's pthreads implementation exists in its system library,
711 # libroot, not in a separate pthreads library
714 # Networking code exists in libnetwork
717 # Search Haiku's common-library folder to find its pcre and
718 # pcreposix libraries
719 LIBS="-L/boot/common/lib $LIBS"
722 dnl =================================================================
723 dnl Check for standard compiler stuff
724 dnl =================================================================
735 AC_CHECK_SIZEOF(int, 4)
736 AC_CHECK_SIZEOF(char *, 4)
737 AC_CHECK_SIZEOF(long, 4)
738 AC_CHECK_SIZEOF(long long, 8)
739 AC_CHECK_SIZEOF(size_t, 4)
740 AC_CHECK_SIZEOF(time_t, 8)
742 dnl Checks for header files.
763 dnl Checks for library functions.
764 dnl bcopy is for PCRE
765 AC_CHECK_FUNCS([bcopy])
766 AC_PROG_GCC_TRADITIONAL
805 dnl Checks for RFC 2553 resolver and socket functions
806 AC_ARG_ENABLE(ipv6-support,
807 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
808 [if test $enableval = yes; then
809 enable_ipv6_support=yes
810 fi], enable_ipv6_support=yes)
812 if test $enable_ipv6_support != yes; then
813 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
814 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
815 elif test $target_type = mingw; then
816 AC_CHECK_LIB(ws2_32, main)
818 AC_MSG_CHECKING(getaddrinfo in ws2_32)
825 [getaddrinfo(0,0,0,0)],
826 have_ws2_32_getaddrinfo=yes
828 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
830 AC_MSG_CHECKING(getnameinfo in ws2_32)
837 [getnameinfo(0,0,0,0,0,0,0)],
838 have_ws2_32_getnameinfo=yes
840 AC_MSG_RESULT($have_ws2_32_getnameinfo)
842 if test $have_ws2_32_getaddrinfo ; then
843 if test $have_ws2_32_getnameinfo ; then
844 AC_DEFINE([HAVE_RFC2553], [1],
845 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
846 getnameinfo(3) present])
850 AC_CHECK_FUNC([getaddrinfo],
851 [AC_CHECK_FUNC([getnameinfo],
852 [AC_DEFINE([HAVE_RFC2553], [1],
853 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
854 getnameinfo(3) present])
859 dnl =================================================================
860 dnl Checks for libraries.
861 dnl =================================================================
862 dnl Note: Some systems may have the library but not the system header
863 dnl file, so we must check for both.
864 dnl Also check for correct version
865 AC_CHECK_LIB(pcre, pcre_compile, [
866 AC_CHECK_HEADER(pcre.h, [
867 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
869 AC_CHECK_HEADER(pcre/pcre.h, [
870 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])
875 AC_CHECK_LIB(pcreposix, regcomp, [
876 AC_CHECK_HEADER(pcreposix.h, [
877 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
879 AC_CHECK_HEADER(pcre/pcreposix.h, [
880 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)])
881 ], [have_pcreposix=no])
883 ], [have_pcreposix=no], -lpcre)
885 dnl ================================================================
886 dnl libpcrs is temporarily disabled.
888 dnl Privoxy's own pcrs version fixes some problems that
889 dnl are present in libpcrs 0.3, the last pcrs release we
890 dnl know of, and as libpcrs seems to be currently unmaintained
891 dnl we can't send these fixes upstream.
892 dnl ================================================================
894 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
896 dnl =================================================================
898 dnl =================================================================
902 dnl =================================================================
904 dnl =================================================================
906 AC_ARG_ENABLE(toggle,
907 [ --disable-toggle Don't support temporary disable],
908 [if test $enableval = yes; then
909 AC_DEFINE(FEATURE_TOGGLE)
910 fi],AC_DEFINE(FEATURE_TOGGLE))
913 [ --disable-force Don't allow single-page disable],
914 [if test $enableval = yes; then
915 AC_DEFINE(FEATURE_FORCE_LOAD)
916 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
918 AC_ARG_ENABLE(fast-redirects,
919 [ --disable-fast-redirects Don't support fast redirects],
920 [if test $enableval = yes; then
921 AC_DEFINE(FEATURE_FAST_REDIRECTS)
922 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
925 [ --disable-stats Don't keep statistics],
926 [if test $enableval = yes; then
927 AC_DEFINE(FEATURE_STATISTICS)
928 fi],AC_DEFINE(FEATURE_STATISTICS))
930 AC_ARG_ENABLE(extended-statistics,
931 [ --enable-extended-statistics Gather extended statistics.],
932 [if test $enableval = yes; then
933 AC_DEFINE(FEATURE_EXTENDED_STATISTICS)
936 AC_ARG_ENABLE(image-blocking,
937 [ --disable-image-blocking Don't try to figure out whether a request is
938 for an image or HTML - assume HTML.],
939 [if test $enableval = yes; then
940 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
942 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
944 AC_ARG_ENABLE(acl-support,
945 [ --disable-acl-support Prevents the use of ACLs to control access to
946 Privoxy by IP address.],
947 [if test $enableval = yes; then
948 AC_DEFINE(FEATURE_ACL)
950 AC_DEFINE(FEATURE_ACL))
952 AC_ARG_ENABLE(trust-files,
953 [ --disable-trust-files Prevents the use of trust files.],
954 [if test $enableval = yes; then
955 AC_DEFINE(FEATURE_TRUST)
957 AC_DEFINE(FEATURE_TRUST))
959 AC_ARG_ENABLE(editor,
960 [ --disable-editor Prevents the use of the web-based actions file
961 editor and web-based temporary disable setting.],
962 [if test $enableval = yes; then
963 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
965 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
967 AC_ARG_ENABLE(no-gifs,
968 [ --enable-no-gifs Use politically correct PNG format instead of GIF
969 for built-in images. May not work with all browsers.],
970 [if test $enableval = yes; then
971 AC_DEFINE(FEATURE_NO_GIFS)
974 AC_ARG_ENABLE(graceful-termination,
975 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
976 [if test $enableval = yes; then
977 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
980 AC_ARG_ENABLE(pcre-host-patterns,
981 [ --enable-pcre-host-patterns Allow to use PCRE syntax in host patterns by prefixing the pattern with
982 "PCRE-HOST-PATTERN:". You can use tools/url-pattern-translator.pl to
983 convert existing action files to use PCRE host patterns.],
984 [if test $enableval = yes; then
985 AC_DEFINE(FEATURE_PCRE_HOST_PATTERNS)
988 AC_ARG_ENABLE(external-filters,
989 [ --enable-external-filters Allow to filter content with scripts and programs. Experimental.],
990 [if test $enableval = yes; then
991 AC_DEFINE(FEATURE_EXTERNAL_FILTERS,1,[Define to 1 to allow to filter content with scripts and programs.])
994 AC_ARG_ENABLE(accept-filter,
995 [ --enable-accept-filter Try to use accf_http(9) if supported.],
996 [if test $enableval = yes; then
997 AC_DEFINE(FEATURE_ACCEPT_FILTER)
1000 AC_ARG_ENABLE(strptime-sanity-checks,
1001 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
1002 conversion doesn't change the result. Can be useful if strptime() is
1003 known or suspected to be broken.],
1004 [if test $enableval = yes; then
1005 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
1008 AC_ARG_ENABLE(client-tags,
1009 [ --disable-client-tags Disable support for client-specific tags],
1010 [ if test $enableval = "no"; then have_client_tags=no; fi ])
1011 if test "${have_client_tags}" = "no"; then
1012 echo "Disabling support for client-specific tags."
1013 FEATURE_CLIENT_TAGS_ONLY="#"
1015 echo "Enabling support for client-specific tags."
1016 AC_DEFINE(FEATURE_CLIENT_TAGS,1,[Define to enable support for client-specific tags.])
1017 FEATURE_CLIENT_TAGS_ONLY=""
1019 AC_SUBST(FEATURE_CLIENT_TAGS_ONLY)
1023 [ --enable-fuzz Enable code that makes fuzzing more convenient],
1024 [if test $enableval = yes; then
1026 AC_DEFINE(FUZZ,1,[Define to make fuzzing more convenient.])
1030 dnl pcre/pcrs is needed for CGI anyway, so
1031 dnl the choice is only between static and
1034 AC_ARG_ENABLE(dynamic-pcre,
1035 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
1036 [ if test $enableval = "no"; then have_pcre=no; fi ])
1038 dnl =================================================
1039 dnl libpcrs is temporarily disabled,
1040 dnl see comment above for the reason.
1041 dnl =================================================
1042 dnl AC_ARG_ENABLE(dynamic-pcrs,
1043 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
1044 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
1047 dnl ====================================================
1048 dnl This check is incomplete. For mingw32 zlib is found
1049 dnl by configure, but not necessarily by the compiler.
1050 dnl ====================================================
1052 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1053 [enableval2=$enableval],
1055 if test $enableval2 = yes; then
1056 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1057 if test $have_zlib = "yes"; then
1059 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1061 AC_MSG_WARN([No zlib found.
1062 Privoxy will not be able to filter compressed content.
1063 This may become a fatal error in the future.])
1067 AC_ARG_ENABLE(compression,
1068 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1069 [enableval2=$enableval],
1071 if test $enableval2 = yes; then
1072 if test $have_zlib = "yes"; then
1073 echo Enabling compression support.
1074 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1076 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1081 # If we have libpcre and either we also have pcreposix or
1082 # we don't need pcreposix, then link pcre dynamically; else
1083 # build it and link statically
1085 if test $have_pcre = "yes"; then
1086 echo "using libpcre"
1088 LIBS="$LIBS -lpcre -lpcreposix"
1089 if test "$use_static_pcre" = "yes"; then
1091 AC_DEFINE(PCRE_STATIC,1,[Define to statically link to pcre library on Windows.])
1092 # see /usr/i686-w64-mingw32/sys-root/mingw/include/pcre.h line 54
1093 # #if defined(_WIN32) && !defined(PCRE_STATIC)
1094 # # ifndef PCRE_EXP_DECL
1095 # # define PCRE_EXP_DECL extern __declspec(dllimport)
1097 # If you want to statically link a program against a PCRE library in the form of
1098 # a non-dll .a file, you must define PCRE_STATIC before including pcre.h or
1099 # pcrecpp.h, otherwise the pcre_malloc() and pcre_free() exported functions will
1100 # be declared __declspec(dllimport), with unwanted results.
1103 AC_DEFINE(FEATURE_DYNAMIC_PCRE,1,[Define to dynamically link to pcre.])
1106 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1107 https://sourceforge.net/p/ijbswa/mailman/ijbswa-developers/thread/20080511195555.2dc6cfdc@fabiankeil.de/])
1108 AC_MSG_WARN([The removal will likely occur before the 3.0.33 release.])
1110 # STATIC_PCRE is a name pcre needs to statically link on Windows.
1111 # Privoxy itself no longer uses it.
1112 AC_DEFINE(STATIC_PCRE,1,[Define to statically link to internal outdated pcre on Windows.])
1116 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1118 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1119 echo Enabling connection-sharing support.
1120 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1123 dnl =================================================
1124 dnl libpcrs is temporarily disabled,
1125 dnl see comment above for the reason.
1126 dnl =================================================
1127 dnl # If we have libpcrs and pcre is linked dynamically
1128 dnl # then also link pcrs dynamically, else build and link
1129 dnl # pcrs statically
1131 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1132 dnl echo "using libpcrs"
1133 dnl STATIC_PCRS_ONLY=#
1134 dnl LIBS="$LIBS -lpcrs"
1136 dnl echo "using built-in static pcrs"
1137 AC_DEFINE(STATIC_PCRS)
1141 AC_SUBST(STATIC_PCRE_ONLY)
1142 AC_SUBST(STATIC_PCRS_ONLY)
1144 FEATURE_HTTPS_INSPECTION_ONLY=#
1145 dnl ========================================================
1146 dnl check for mbedTLS which can be used for https inspection
1147 dnl ========================================================
1148 FEATURE_HTTPS_INSPECTION_ONLY_MBEDTLS=#
1150 AC_ARG_WITH(mbedtls,dnl
1151 AC_HELP_STRING([--with-mbedtls], [Enable mbedTLS detection for https inspection.])
1152 AC_HELP_STRING([--without-mbedtls], [Disable mbedTLS detection]),
1153 OPT_MBEDTLS=$withval)
1155 if test X"$OPT_MBEDTLS" != Xno; then
1157 AC_CHECK_LIB(mbedtls, mbedtls_ssl_init,
1159 AC_DEFINE(FEATURE_HTTPS_INSPECTION, 1, [if SSL/TLS is enabled])
1160 AC_DEFINE(FEATURE_HTTPS_INSPECTION_MBEDTLS, 1, [if mbedTLS is enabled])
1161 AC_SUBST(FEATURE_HTTPS_INSPECTION_MBEDTLS, [1])
1162 FEATURE_HTTPS_INSPECTION_MBEDTLS="yes"
1163 ], [], -lmbedx509 -lmbedcrypto)
1165 if test "x$FEATURE_HTTPS_INSPECTION_MBEDTLS" = "xyes"; then
1166 AC_MSG_NOTICE([Detected mbedTLS. Enabling https inspection.])
1168 LIBS="-lmbedtls -lmbedx509 -lmbedcrypto $LIBS"
1169 old_CFLAGS_nospecial="-Imbedtls/include $old_CFLAGS_nospecial"
1171 FEATURE_HTTPS_INSPECTION_ONLY=
1172 FEATURE_HTTPS_INSPECTION_ONLY_MBEDTLS=
1175 AC_SUBST(FEATURE_HTTPS_INSPECTION_ONLY_MBEDTLS)
1177 dnl =================================================================
1178 dnl check for OpenSSL/LibreSSL which can be used for https inspection
1179 dnl =================================================================
1180 FEATURE_HTTPS_INSPECTION_ONLY_OPENSSL=#
1182 AC_ARG_WITH(openssl,dnl
1183 AC_HELP_STRING([--with-openssl], [Enable OpenSSL/LibreSSL detection for https inspection.])
1184 AC_HELP_STRING([--without-openssl], [Disable OpenSSL/LibreSSL detection]),
1185 OPT_OPENSSL=$withval)
1187 if test X"$OPT_OPENSSL" != Xno; then
1188 if test X"$OPT_MBEDTLS" != Xno; then
1189 AC_MSG_ERROR([OpenSSL and mbedTLS support can't be enabled at the same time])
1192 if test "$PORTNAME" != "win32"; then
1193 AC_CHECK_LIB(crypto, CRYPTO_new_ex_data, [], [AC_MSG_ERROR([library 'crypto' is required for OpenSSL])])
1195 AC_CHECK_LIB(ssl, OPENSSL_init_ssl, [FOUND_SSL_LIB="yes"])
1196 AC_CHECK_LIB(ssl, SSL_library_init, [FOUND_SSL_LIB="yes"])
1197 AS_IF([test "x$FOUND_SSL_LIB" = xno], [AC_MSG_ERROR([library 'ssl' is required for OpenSSL])])
1199 AC_SEARCH_LIBS(CRYPTO_new_ex_data, eay32 crypto, [], [AC_MSG_ERROR([library 'eay32' or 'crypto' is required for OpenSSL])])
1201 AC_SEARCH_LIBS(OPENSSL_init_ssl, ssleay32 ssl, [FOUND_SSL_LIB="yes"])
1202 AC_SEARCH_LIBS(SSL_library_init, ssleay32 ssl, [FOUND_SSL_LIB="yes"])
1203 AS_IF([test "x$FOUND_SSL_LIB" = xno], [AC_MSG_ERROR([library 'ssleay32' or 'ssl' is required for OpenSSL])])
1206 if test "x$FOUND_SSL_LIB" = xyes; then
1207 AC_DEFINE(FEATURE_HTTPS_INSPECTION, 1, [if SSL/TLS is enabled])
1208 AC_DEFINE(FEATURE_HTTPS_INSPECTION_OPENSSL, 1, [if OpenSSL is enabled])
1209 AC_SUBST(FEATURE_HTTPS_INSPECTION_OPENSSL, [1])
1210 FEATURE_HTTPS_INSPECTION="yes"
1211 FEATURE_HTTPS_INSPECTION_OPENSSL="yes"
1214 if test "x$FEATURE_HTTPS_INSPECTION_OPENSSL" = "xyes"; then
1215 AC_MSG_NOTICE([Detected OpenSSL. Enabling https inspection.])
1216 AC_MSG_WARN([If you intend to redistribute Privoxy, please make sure the "special exception" from section 3 of the GPLv2 applies.])
1218 LIBS="$LIBS -lssl -lcrypto"
1219 old_CFLAGS_nospecial="$old_CFLAGS_nospecial"
1221 FEATURE_HTTPS_INSPECTION_ONLY=
1222 FEATURE_HTTPS_INSPECTION_ONLY_OPENSSL=
1225 AC_SUBST(FEATURE_HTTPS_INSPECTION_ONLY_OPENSSL)
1227 AC_SUBST(FEATURE_HTTPS_INSPECTION_ONLY)
1229 dnl ========================================================
1230 dnl Check for Brotli which can be used for decompression
1231 dnl ========================================================
1234 AC_HELP_STRING([--with-brotli], [Enable Brotli detection])
1235 AC_HELP_STRING([--without-brotli], [Disable Brotli detection]),
1236 WITH_BROTLI=$withval)
1238 if test X"$WITH_BROTLI" != Xno; then
1240 LIBS="$LIBS -lbrotlidec"
1241 if test $target_type = mingw; then
1242 # XXX: why does just the mingw build need this???
1243 LIBS="$LIBS -lbrotlicommon -lbrotlienc"
1246 AC_CHECK_LIB(brotlidec, BrotliDecoderDecompress)
1248 AC_CHECK_HEADERS(brotli/decode.h,
1250 AC_DEFINE(FEATURE_BROTLI, 1, [If Brotli is used for decompression])
1251 AC_SUBST(FEATURE_BROTLI, [1])
1256 dnl =================================================================
1257 dnl Final cleanup and output
1258 dnl =================================================================
1260 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1262 CFLAGS=$old_CFLAGS_nospecial
1263 AC_SUBST(SPECIAL_CFLAGS)
1265 AC_SUBST(PTHREAD_LIB)
1267 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)