1 dnl Process this file with autoconf to produce a configure script.
3 dnl $Id: configure.in,v 1.202 2016/07/26 10:47:13 fabiankeil Exp $
5 dnl Written by and Copyright (C) 2001-2016 the
6 dnl Privoxy team. https://www.privoxy.org/
8 dnl Based on the Internet Junkbuster originally written
9 dnl by and Copyright (C) 1997 Anonymous Coders and
10 dnl Junkbusters Corporation. http://www.junkbusters.com
12 dnl This program is free software; you can redistribute it
13 dnl and/or modify it under the terms of the GNU General
14 dnl Public License as published by the Free Software
15 dnl Foundation; either version 2 of the License, or (at
16 dnl your option) any later version.
18 dnl This program is distributed in the hope that it will
19 dnl be useful, but WITHOUT ANY WARRANTY; without even the
20 dnl implied warranty of MERCHANTABILITY or FITNESS FOR A
21 dnl PARTICULAR PURPOSE. See the GNU General Public
22 dnl License for more details.
24 dnl The GNU General Public License should be included with
25 dnl this file. If not, you can view it at
26 dnl http://www.gnu.org/copyleft/gpl.html
27 dnl or write to the Free Software Foundation, Inc., 59
28 dnl Temple Place - Suite 330, Boston, MA 02111-1307, USA.
31 dnl =================================================================
32 dnl AutoConf Initialization
33 dnl =================================================================
35 AC_REVISION($Revision: 1.202 $)
38 if test ! -f config.h.in; then
39 echo "You need to run autoheader first. "
40 echo -n "Shall I do this for you now? (y/n) "
42 if test "$answer" != "y"; then
49 AC_CONFIG_HEADER([config.h])
54 AC_ARG_WITH(docbook, dnl
55 --with-docbook=[[yes|no|directory]]
56 Enable docbook documentation creation
57 (default = yes, for gnu and linux),[dnl
58 case "$with_docbook" in
68 AC_ARG_WITH(db2html, dnl
69 --with-db2html=<path/executable>
70 Set the location of the docbook to html converter
71 (default = search),[dnl
75 dnl =================================================================
76 dnl Application version number
77 dnl =================================================================
84 dnl CODE_STATUS can be "alpha", "beta", "stable" or "UNRELEASED",
85 dnl and will be used for CGI output. Increment version number and
86 dnl set status to "UNRELEASED" whenever CVS differs from the last
87 dnl release and no new release is near.
89 dnl =================================================================
90 dnl Substitute the version numbers
91 dnl =================================================================
93 AC_SUBST(VERSION_MAJOR)
94 AC_SUBST(VERSION_MINOR)
95 AC_SUBST(VERSION_POINT)
99 AC_DEFINE_UNQUOTED(VERSION_MAJOR,${VERSION_MAJOR})
100 AC_DEFINE_UNQUOTED(VERSION_MINOR,${VERSION_MINOR})
101 AC_DEFINE_UNQUOTED(VERSION_POINT,${VERSION_POINT})
102 AC_DEFINE_UNQUOTED(VERSION,"${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_POINT}")
103 AC_DEFINE_UNQUOTED(CODE_STATUS,"${CODE_STATUS}")
105 dnl =================================================================
106 dnl Checks for programs needed to build.
107 dnl =================================================================
109 dnl Keep AC_PROG_CC from setting its own defaults:
110 if test "X$CFLAGS" = "X"; then
121 AC_CHECK_PROG(GDB,gdb,yes,no)
122 AC_PATH_PROG(BGROUPS,groups,no,$PATH:/bin:/usr/bin:/usr/local/bin)
123 AC_PATH_PROG(ID,id,no,$PATH:/bin:/usr/bin:/usr/local/bin)
127 dnl =================================================================
128 dnl debug, gcc and gdb support
129 dnl =================================================================
132 [ --with-debug Enable debug mode],
134 if test "x$withval" != "xno" ; then
135 if test $ac_cv_prog_cc_g = yes; then
136 if test "$GCC" = yes; then
138 CFLAGS="$CFLAGS -ggdb"
142 CFLAGS="$CFLAGS -Wshadow -Wconversion"
150 if test "X$CFLAGS" = "X "; then # if CFLAGS were unset (see above)
151 if test "$GCC" = yes; then
158 dnl =================================================================
159 dnl Check for user and group validity
160 dnl =================================================================
163 if test "$EMXOS2" = yes || test "$host_os" = haiku; then
164 echo "Skipping user and group validity stuff.";
168 $ID privoxy >/dev/null 2>/dev/null
169 if test $? -ne 0 ; then
170 AC_MSG_WARN(There is no user 'privoxy' on this system)
172 AC_MSG_CHECKING([for user])
174 [ --with-user=privoxy Set user under which privoxy will run],
176 if test "x$withval" != "xyes"; then
177 if test $ID = no ; then
178 AC_MSG_ERROR(There is no 'id' program on this system)
180 AC_MSG_RESULT($with_user)
181 $ID $with_user 2>/dev/null >/dev/null
182 if test $? -eq 0 ; then
185 AC_MSG_ERROR(There is no user '$with_user' on this system)
189 AC_MSG_ERROR(We need a user if you give me this parameter)
193 if test $ID = no ; then
194 AC_MSG_ERROR(There is no 'id' programm on this system)
196 AC_MSG_RESULT(none specified)
203 AC_MSG_CHECKING([for group])
205 [ --with-group=privoxy Set group for privoxy],
207 if test "x$withval" != "xyes"; then
208 if test $BGROUPS = no ; then
209 AC_MSG_ERROR(There is no 'groups' program on this system)
211 AC_MSG_RESULT($with_group)
212 $BGROUPS $USER >/dev/null
213 if test $? -eq 0 ; then
214 for i in `$BGROUPS $USER | sed 's/.*: //' 2>/dev/null`; do
215 if test "x$i" = "x$with_group" ; then
220 if test "x$GROUP" != "x$with_group" ; then
221 AC_MSG_ERROR(The given value '$withval' does not match group entry)
224 AC_MSG_ERROR(There is no group entry for user '$USER')
228 AC_MSG_ERROR(We need a group if you give me this parameter)
232 if test $BGROUPS = no ; then
233 AC_MSG_ERROR(There is no 'groups' programm on this system)
235 AC_MSG_RESULT(none specified)
244 dnl =================================================================
245 dnl additional gcc flags
246 dnl =================================================================
249 if test "$host" != "powerpc-unknown-amigaos"; then
250 CFLAGS="-pipe $CFLAGS"
255 dnl =================================================================
257 dnl =================================================================
259 dnl Must do this first.
261 dnl Reason: This sets CFLAGS in order to switch the Cygwin compiler
262 dnl into Cygwin or MinGW32 modes. Depending on the mode selected,
263 dnl the compiler will use completely different sets of library
264 dnl and include files.
266 dnl =================================================================
271 if test "$MINGW32" = "yes"; then
274 if test "$CYGWIN" = "yes"; then
281 if test $dodk = auto; then
283 if test $target_type = unix; then
285 linux* | gnu* | *bsd*)
292 dnl Decide what to do based on target_type
293 dnl Note: PTHREAD_LIB is always set, even if pthread is disabled.
294 dnl This is because we don't know yet whether pthread is enabled.
296 AC_ARG_ENABLE(mingw32,
297 [ --enable-mingw32 Use mingw32 for a Windows GUI],
298 [if test $enableval = yes; then
302 if test $target_type = mingw; then
304 CFLAGS="$CFLAGS -DWINVER=0x501"
305 SPECIAL_CFLAGS="-mwindows -mno-cygwin"
306 PTHREAD_LIB=-lpthreadGC
307 echo "Using mingw32 (Win32 GUI)"
310 if test $target_type = cygwin; then
311 SPECIAL_CFLAGS="-mno-win32"
313 echo "Using Cygnus (Win32 command line)"
316 PTHREAD_LIB=-lpthread
321 if test $dodk != no; then
322 AC_CHECK_PROGS(W3M, w3m, false)
323 if test "$W3M" = false; then
324 AC_MSG_WARN(You need w3m to build text documentation.)
326 if test $DB2HTML = false; then
327 dnl We need to clean the variable, otherwise AC_CHECK_PROGS
330 AC_CHECK_PROGS(DB2HTML,db2html docbook2html,false)
336 dnl If we use rpm, we need to check where %_topdir is
337 AC_CHECK_PROGS(RPMBIN,rpm,false)
338 if test $RPMBIN != false; then
339 RPM_BASE=`rpm --eval "%{_topdir}"`
340 if test "$RPM_BASE" = ""; then
341 RPM_BASE=/usr/src/redhat
346 dnl Check for jade, so we can build the documentation
347 AC_CHECK_PROGS(JADEBIN,jade openjade,false)
350 dnl Check for man2html for docs.
351 AC_CHECK_PROGS(MAN2HTML,man2html,false)
354 dnl Set doc status flag for conditional content inclusions
355 DOC_STATUS=p-not-stable
356 if test $CODE_STATUS = stable; then
357 DOC_STATUS="p-stable"
361 dnl Checking for the docbook.dsl stylesheet file
362 dnl It is still not portable (directory slash)
364 if test $dodk = yes; then
365 if test $DKPREFIX = none; then
366 for i in /usr/share/sgml/docbook/dsssl-stylesheets \
367 /usr/share/sgml/docbkdsl /usr/share/sgml/docbook-dsssl \
368 /usr/local/share/sgml/docbook/dsssl/modular \
369 /usr/share/sgml/docbook/stylesheet/dsssl/modular/ \
371 dnl echo -n does not fly with /bin/sh.
372 dnl echo -n "checking for $i/html/docbook.dsl..."
373 AC_MSG_CHECKING([for $i])
374 if test -f $i/html/docbook.dsl; then
382 # where are the catalogs?
383 for i in /usr/share/sgml/CATALOG.docbk30 \
384 /usr/share/sgml/CATALOG.docbk31 \
385 /usr/share/sgml/CATALOG.docbk31 \
386 /usr/local/share/sgml/docbook/2.4.1/docbook.cat \
387 /usr/local/share/sgml/docbook/3.0/docbook.cat \
388 /usr/local/share/sgml/docbook/3.1/docbook.cat \
389 /usr/share/sgml/docbook/dtd/3.1/docbook.cat \
391 dnl echo -n "checking for $i..."
392 AC_MSG_CHECKING([for $i])
395 JADECAT="$JADECAT -c $i"
405 AC_ARG_ENABLE(large-file-support,
406 [ --enable-large-file-support Define _LARGE_FILES and friends.
407 Required by some systems to support files larger then 2GB.],
408 [if test $enableval = yes; then
409 CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
412 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
413 old_CFLAGS_nospecial=$CFLAGS
414 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
416 # Hack to force AutoConf to use the CFLAGS we just set
417 dnl Warning: This may break with a future version of Autoconf
418 dnl Tested with autoconf 2.13
419 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
420 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
421 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
424 dnl =================================================================
426 dnl =================================================================
428 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
430 AC_ARG_ENABLE(pthread,
431 [ --disable-pthread Don't use POSIX threads (pthreads)],
432 [if test $enableval = no; then
434 if test $have_pthread = yes; then
435 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
436 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
441 if test $have_pthread = yes; then
443 AC_DEFINE(FEATURE_PTHREAD)
444 echo Using POSIX threads
445 if test "$GCC" = "yes"; then
446 # Set a GCC specific switch:
447 if test "$target_type" = "unix"; then
448 ac_jgf_save_CFLAGS=$CFLAGS
449 CFLAGS="$CFLAGS -pthread"
450 AC_TRY_LINK([#include <pthread.h>],
451 [void *p = pthread_create;],
453 # This compiler switch makes GCC on Linux thread-safe
454 # However, it's not supported on most other OS.
456 SPECIAL_CFLAGS="-pthread"
458 CFLAGS=$ac_jgf_save_CFLAGS
463 echo Using native threads
466 AC_SUBST(PTHREAD_ONLY)
468 dnl =================================================================
469 dnl On most platforms select() does not support fd numbers above
470 dnl FD_SETSIZE, as a result Privoxy can't handle more than
471 dnl approximately FD_SETSIZE/2 client connections.
472 dnl On some platforms the value can be changed at compile time,
473 dnl on others it's hardcoded and requires recompilation of the OS.
474 dnl =================================================================
475 AC_ARG_WITH(fdsetsize,
476 [ --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.],
478 if test "x$withval" != "xyes"; then
479 AC_DEFINE_UNQUOTED(FD_SETSIZE,$with_fdsetsize,[Relevant for select(). Not honoured by all OS.])
480 echo "Redefining FD_SETSIZE to $with_fdsetsize."
481 AC_MSG_WARN(On platforms that don't support FD_SETSIZE redefinition it may cause memory corruption.)
483 AC_MSG_ERROR(--with-fdsetsize used without value)
488 dnl =================================================================
489 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
490 dnl gmtime and localtime
491 dnl =================================================================
493 dnl Next line needed to find the gethost*_r functions on Solaris
494 AC_CHECK_LIB(nsl, gethostbyname)
496 AC_CHECK_FUNC(gethostbyaddr_r, [
497 AC_MSG_CHECKING([signature of gethostbyaddr_r])
501 struct hostent *h, *hp;
504 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
506 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
507 AC_MSG_RESULT([8 args])
515 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
517 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
518 AC_MSG_RESULT([7 args])
523 struct hostent_data *d;
527 (void) gethostbyaddr_r(a, l, t, h, d)
529 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
530 AC_MSG_RESULT([5 args])
532 AC_MSG_RESULT(unrecognised)
540 AC_CHECK_FUNC(gethostbyname_r, [
541 AC_MSG_CHECKING([signature of gethostbyname_r])
545 struct hostent *h, *r;
548 (void) gethostbyname_r(n, h, b, bl, &r, &e)
550 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
551 AC_MSG_RESULT([6 args])
559 (void) gethostbyname_r(n, h, b, bl, &e)
561 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
562 AC_MSG_RESULT([5 args])
567 struct hostent_data *d;
570 (void) gethostbyname_r(n, h, d)
572 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
573 AC_MSG_RESULT([3 args])
575 AC_MSG_RESULT(unrecognised)
583 AC_CHECK_FUNC(gmtime_r, [
584 AC_MSG_CHECKING([signature of gmtime_r])
590 (void) gmtime_r(t, tm)
593 AC_DEFINE(HAVE_GMTIME_R)
595 AC_MSG_RESULT(unrecognised)
601 AC_CHECK_FUNC(localtime_r, [
602 AC_MSG_CHECKING([signature of localtime_r])
608 (void) localtime_r(t, tm)
611 AC_DEFINE(HAVE_LOCALTIME_R)
613 AC_MSG_RESULT(unrecognised)
619 dnl =================================================================
621 dnl FIXME: Not tested on Solaris yet...
622 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
623 dnl make these checks generic, e.g.:
624 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
625 dnl (Moritz Barsnick <moritz@barsnick.net>)
626 dnl =================================================================
632 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
633 AC_DEFINE(__EXTENSIONS__)
634 if test "$GCC" = "yes"; then
635 # Set a GCC specific switch:
636 # This compiler switch makes Solaris thread-safe
638 SPECIAL_CFLAGS="-pthreads"
640 # What do we do without GCC? Guess this:
641 SPECIAL_CFLAGS="-D_REENTRANT"
648 dnl =================================================================
649 dnl Solaris problem, and others perhaps (socklen_t is undefined)
650 dnl =================================================================
652 AC_MSG_CHECKING([for socklen_t])
653 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
655 AC_DEFINE(socklen_t,int,
656 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
659 dnl =================================================================
661 dnl =================================================================
664 *-os2-emx*) SOCKET_LIB=-lsocket
670 dnl =================================================================
672 dnl =================================================================
675 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
679 dnl =================================================================
681 dnl =================================================================
684 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
688 dnl =================================================================
690 dnl =================================================================
695 *-amigaos) AMIGAOS_ONLY=
699 AC_SUBST(AMIGAOS_ONLY)
701 dnl =================================================================
703 dnl =================================================================
705 if test "$host_os" = haiku; then
706 # Omit the "-pthread" flag to gcc, even when building with gcc 2.95
709 # Haiku's pthreads implementation exists in its system library,
710 # libroot, not in a separate pthreads library
713 # Networking code exists in libnetwork
716 # Search Haiku's common-library folder to find its pcre and
717 # pcreposix libraries
718 LIBS="-L/boot/common/lib $LIBS"
721 dnl =================================================================
722 dnl Check for standard compiler stuff
723 dnl =================================================================
734 AC_CHECK_SIZEOF(int, 4)
735 AC_CHECK_SIZEOF(char *, 4)
736 AC_CHECK_SIZEOF(long, 4)
737 AC_CHECK_SIZEOF(long long, 8)
738 AC_CHECK_SIZEOF(size_t, 4)
739 AC_CHECK_SIZEOF(time_t, 8)
741 dnl Checks for header files.
762 dnl Checks for library functions.
763 dnl bcopy is for PCRE
764 AC_CHECK_FUNCS([bcopy])
765 AC_PROG_GCC_TRADITIONAL
801 dnl Checks for RFC 2553 resolver and socket functions
802 AC_ARG_ENABLE(ipv6-support,
803 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
804 [if test $enableval = yes; then
805 enable_ipv6_support=yes
806 fi], enable_ipv6_support=yes)
808 if test $enable_ipv6_support != yes; then
809 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
810 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
811 elif test $target_type = mingw; then
812 AC_CHECK_LIB(ws2_32, main)
814 AC_MSG_CHECKING(getaddrinfo in ws2_32)
820 [getaddrinfo(0,0,0,0)],
821 have_ws2_32_getaddrinfo=yes
823 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
825 AC_MSG_CHECKING(getnameinfo in ws2_32)
831 [getnameinfo(0,0,0,0,0,0,0)],
832 have_ws2_32_getnameinfo=yes
834 AC_MSG_RESULT($have_ws2_32_getnameinfo)
836 if test $have_ws2_32_getaddrinfo ; then
837 if test $have_ws2_32_getnameinfo ; then
838 AC_DEFINE([HAVE_RFC2553], [1],
839 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
840 getnameinfo(3) present])
844 AC_CHECK_FUNC([getaddrinfo],
845 [AC_CHECK_FUNC([getnameinfo],
846 [AC_DEFINE([HAVE_RFC2553], [1],
847 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
848 getnameinfo(3) present])
853 dnl =================================================================
854 dnl Checks for libraries.
855 dnl =================================================================
856 dnl Note: Some systems may have the library but not the system header
857 dnl file, so we must check for both.
858 dnl Also check for correct version
859 AC_CHECK_LIB(pcre, pcre_compile, [
860 AC_CHECK_HEADER(pcre.h, [
861 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
863 AC_CHECK_HEADER(pcre/pcre.h, [
864 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])
869 AC_CHECK_LIB(pcreposix, regcomp, [
870 AC_CHECK_HEADER(pcreposix.h, [
871 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
873 AC_CHECK_HEADER(pcre/pcreposix.h, [
874 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)])
875 ], [have_pcreposix=no])
877 ], [have_pcreposix=no], -lpcre)
879 dnl ================================================================
880 dnl libpcrs is temporarily disabled.
882 dnl Privoxy's own pcrs version fixes some problems that
883 dnl are present in libpcrs 0.3, the last pcrs release we
884 dnl know of, and as libpcrs seems to be currently unmaintained
885 dnl we can't send these fixes upstream.
886 dnl ================================================================
888 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
890 dnl =================================================================
892 dnl =================================================================
896 dnl =================================================================
898 dnl =================================================================
900 AC_ARG_ENABLE(toggle,
901 [ --disable-toggle Don't support temporary disable],
902 [if test $enableval = yes; then
903 AC_DEFINE(FEATURE_TOGGLE)
904 fi],AC_DEFINE(FEATURE_TOGGLE))
907 [ --disable-force Don't allow single-page disable],
908 [if test $enableval = yes; then
909 AC_DEFINE(FEATURE_FORCE_LOAD)
910 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
912 AC_ARG_ENABLE(fast-redirects,
913 [ --disable-fast-redirects Don't support fast redirects],
914 [if test $enableval = yes; then
915 AC_DEFINE(FEATURE_FAST_REDIRECTS)
916 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
919 [ --disable-stats Don't keep statistics],
920 [if test $enableval = yes; then
921 AC_DEFINE(FEATURE_STATISTICS)
922 fi],AC_DEFINE(FEATURE_STATISTICS))
924 AC_ARG_ENABLE(ie-images,
925 [ --enable-ie-images Enable a quick but not always reliable auto-detect whether requests from
926 MS Internet Explorer are for an image or not.],
927 [if test $enableval = yes; then
928 AC_DEFINE(FEATURE_IMAGE_DETECT_MSIE)
931 AC_ARG_ENABLE(image-blocking,
932 [ --disable-image-blocking Don't try to figure out whether a request is
933 for an image or HTML - assume HTML.],
934 [if test $enableval = yes; then
935 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
937 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
939 AC_ARG_ENABLE(acl-support,
940 [ --disable-acl-support Prevents the use of ACLs to control access to
941 Privoxy by IP address.],
942 [if test $enableval = yes; then
943 AC_DEFINE(FEATURE_ACL)
945 AC_DEFINE(FEATURE_ACL))
947 AC_ARG_ENABLE(trust-files,
948 [ --disable-trust-files Prevents the use of trust files.],
949 [if test $enableval = yes; then
950 AC_DEFINE(FEATURE_TRUST)
952 AC_DEFINE(FEATURE_TRUST))
954 AC_ARG_ENABLE(editor,
955 [ --disable-editor Prevents the use of the web-based actions file
956 editor and web-based temporary disable setting.],
957 [if test $enableval = yes; then
958 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
960 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
962 AC_ARG_ENABLE(no-gifs,
963 [ --enable-no-gifs Use politically correct PNG format instead of GIF
964 for built-in images. May not work with all browsers.],
965 [if test $enableval = yes; then
966 AC_DEFINE(FEATURE_NO_GIFS)
969 AC_ARG_ENABLE(graceful-termination,
970 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
971 [if test $enableval = yes; then
972 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
975 AC_ARG_ENABLE(extended-host-patterns,
976 [ --enable-extended-host-patterns Enable and require PCRE syntax in host patterns. This feature hasn't
977 been announced yet and it's not clear if it's a good idea. It's expected
978 to work, but undocumented. You should only enable it if you know what
979 PCRE is and are sure that you need it for your host patterns. You can
980 use tools/url-pattern-translator.pl to convert existing action files to
981 use PCRE host patterns. Please don't enable this option when creating
982 packages for others that may not be expecting it.],
983 [if test $enableval = yes; then
984 AC_DEFINE(FEATURE_EXTENDED_HOST_PATTERNS)
987 AC_ARG_ENABLE(external-filters,
988 [ --enable-external-filters Allow to filter content with scripts and programs. Experimental.],
989 [if test $enableval = yes; then
990 AC_DEFINE(FEATURE_EXTERNAL_FILTERS,1,[Define to 1 to allow to filter content with scripts and programs.])
993 AC_ARG_ENABLE(accept-filter,
994 [ --enable-accept-filter Try to use accf_http(9) if supported.],
995 [if test $enableval = yes; then
996 AC_DEFINE(FEATURE_ACCEPT_FILTER)
999 AC_ARG_ENABLE(strptime-sanity-checks,
1000 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
1001 conversion doesn't change the result. Can be useful if strptime() is
1002 known or suspected to be broken.],
1003 [if test $enableval = yes; then
1004 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
1007 AC_ARG_ENABLE(client-tags,
1008 [ --disable-client-tags Disable support for client-specific tags],
1009 [ if test $enableval = "no"; then have_client_tags=no; fi ])
1010 if test "${have_client_tags}" = "no"; then
1011 echo "Disabling support for client-specific tags."
1012 FEATURE_CLIENT_TAGS_ONLY="#"
1014 echo "Enabling support for client-specific tags."
1015 AC_DEFINE(FEATURE_CLIENT_TAGS,1,[Define to enable support for client-specific tags.])
1016 FEATURE_CLIENT_TAGS_ONLY=""
1018 AC_SUBST(FEATURE_CLIENT_TAGS_ONLY)
1020 dnl pcre/pcrs is needed for CGI anyway, so
1021 dnl the choice is only between static and
1024 AC_ARG_ENABLE(dynamic-pcre,
1025 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
1026 [ if test $enableval = "no"; then have_pcre=no; fi ])
1028 dnl =================================================
1029 dnl libpcrs is temporarily disabled,
1030 dnl see comment above for the reason.
1031 dnl =================================================
1032 dnl AC_ARG_ENABLE(dynamic-pcrs,
1033 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
1034 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
1037 dnl ====================================================
1038 dnl This check is incomplete. For mingw32 zlib is found
1039 dnl by configure, but not necessarily by the compiler.
1040 dnl ====================================================
1042 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1043 [enableval2=$enableval],
1045 if test $enableval2 = yes; then
1046 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1047 if test $have_zlib = "yes"; then
1049 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1051 AC_MSG_WARN([No zlib found.
1052 Privoxy will not be able to filter compressed content.
1053 This may become a fatal error in the future.])
1057 AC_ARG_ENABLE(compression,
1058 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1059 [enableval2=$enableval],
1061 if test $enableval2 = yes; then
1062 if test $have_zlib = "yes"; then
1063 echo Enabling compression support.
1064 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1066 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1071 # If we have libpcre and either we also have pcreposix or
1072 # we don't need pcreposix, then link pcre dynamically; else
1073 # build it and link statically
1075 if test $have_pcre = "yes"; then
1076 echo "using libpcre"
1078 AC_DEFINE(FEATURE_DYNAMIC_PCRE,1,[Define to dynamically link to pcre.])
1080 LIBS="$LIBS -lpcre -lpcreposix"
1082 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1083 http://sourceforge.net/mailarchive/forum.php?thread_name=20080511195555.2dc6cfdc%40fabiankeil.de&forum_name=ijbswa-developers])
1085 # STATIC_PCRE is a name pcre needs to statically link on Windows.
1086 # Privoxy itself no longer uses it.
1087 AC_DEFINE(STATIC_PCRE,1,[Define to statically link to internal outdated pcre on Windows.])
1091 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1093 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1094 echo Enabling connection-sharing support.
1095 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1098 dnl =================================================
1099 dnl libpcrs is temporarily disabled,
1100 dnl see comment above for the reason.
1101 dnl =================================================
1102 dnl # If we have libpcrs and pcre is linked dynamically
1103 dnl # then also link pcrs dynamically, else build and link
1104 dnl # pcrs statically
1106 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1107 dnl echo "using libpcrs"
1108 dnl STATIC_PCRS_ONLY=#
1109 dnl LIBS="$LIBS -lpcrs"
1111 dnl echo "using built-in static pcrs"
1112 AC_DEFINE(STATIC_PCRS)
1116 AC_SUBST(STATIC_PCRE_ONLY)
1117 AC_SUBST(STATIC_PCRS_ONLY)
1119 dnl =================================================================
1120 dnl Final cleanup and output
1121 dnl =================================================================
1123 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1125 CFLAGS=$old_CFLAGS_nospecial
1126 AC_SUBST(SPECIAL_CFLAGS)
1128 AC_SUBST(PTHREAD_LIB)
1130 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)