1 dnl Process this file with autoconf to produce a configure script.
3 dnl $Id: configure.in,v 1.209 2017/05/04 14:34:18 fabiankeil Exp $
5 dnl Written by and Copyright (C) 2001-2017 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: 1.209 $)
38 if test ! -f config.h.in; then
39 echo "You need to run autoheader first. "
40 echo -n "Shall I do this for you now? (y/n) "
42 if test "$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 "$with_docbook" in
68 AC_ARG_WITH(db2html, dnl
69 --with-db2html=<path/executable>
70 Set the location of the docbook to html converter
71 (default = search),[dnl
75 dnl =================================================================
76 dnl Application version number
77 dnl =================================================================
82 CODE_STATUS="UNRELEASED"
84 dnl CODE_STATUS can be "alpha", "beta", "stable" or "UNRELEASED",
85 dnl and will be used for CGI output. Increment version number and
86 dnl set status to "UNRELEASED" whenever CVS differs from the last
87 dnl release and no new release is near.
89 dnl =================================================================
90 dnl Substitute the version numbers
91 dnl =================================================================
93 AC_SUBST(VERSION_MAJOR)
94 AC_SUBST(VERSION_MINOR)
95 AC_SUBST(VERSION_POINT)
99 AC_DEFINE_UNQUOTED(VERSION_MAJOR,${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"
306 PTHREAD_LIB=-lpthread
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 AC_ARG_ENABLE(static-linking,
413 [ --enable-static-linking Use static linking instead of dynamic linking (ie. LDFLAGS=-static)],
414 [ if test $enableval = yes; then LDFLAGS="$LDFLAGS -static"; fi ])
416 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
417 old_CFLAGS_nospecial=$CFLAGS
418 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
420 # Hack to force AutoConf to use the CFLAGS we just set
421 dnl Warning: This may break with a future version of Autoconf
422 dnl Tested with autoconf 2.13
423 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
424 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
425 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
428 dnl =================================================================
430 dnl =================================================================
432 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
434 AC_ARG_ENABLE(pthread,
435 [ --disable-pthread Don't use POSIX threads (pthreads)],
436 [if test $enableval = no; then
438 if test $have_pthread = yes; then
439 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
440 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
445 if test $have_pthread = yes; then
447 AC_DEFINE(FEATURE_PTHREAD)
448 echo Using POSIX threads
449 if test "$GCC" = "yes"; then
450 # Set a GCC specific switch:
451 if test "$target_type" = "unix"; then
452 ac_jgf_save_CFLAGS=$CFLAGS
453 CFLAGS="$CFLAGS -pthread"
454 AC_TRY_LINK([#include <pthread.h>],
455 [void *p = pthread_create;],
457 # This compiler switch makes GCC on Linux thread-safe
458 # However, it's not supported on most other OS.
460 SPECIAL_CFLAGS="-pthread"
462 CFLAGS=$ac_jgf_save_CFLAGS
467 echo Using native threads
470 AC_SUBST(PTHREAD_ONLY)
472 dnl =================================================================
473 dnl On most platforms select() does not support fd numbers above
474 dnl FD_SETSIZE, as a result Privoxy can't handle more than
475 dnl approximately FD_SETSIZE/2 client connections.
476 dnl On some platforms the value can be changed at compile time,
477 dnl on others it's hardcoded and requires recompilation of the OS.
478 dnl =================================================================
479 AC_ARG_WITH(fdsetsize,
480 [ --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.],
482 if test "x$withval" != "xyes"; then
483 AC_DEFINE_UNQUOTED(FD_SETSIZE,$with_fdsetsize,[Relevant for select(). Not honoured by all OS.])
484 echo "Redefining FD_SETSIZE to $with_fdsetsize."
485 AC_MSG_WARN(On platforms that don't support FD_SETSIZE redefinition it may cause memory corruption.)
487 AC_MSG_ERROR(--with-fdsetsize used without value)
492 dnl =================================================================
493 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
494 dnl gmtime and localtime
495 dnl =================================================================
497 dnl Next line needed to find the gethost*_r functions on Solaris
498 AC_CHECK_LIB(nsl, gethostbyname)
500 AC_CHECK_FUNC(gethostbyaddr_r, [
501 AC_MSG_CHECKING([signature of gethostbyaddr_r])
505 struct hostent *h, *hp;
508 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
510 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
511 AC_MSG_RESULT([8 args])
519 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
521 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
522 AC_MSG_RESULT([7 args])
527 struct hostent_data *d;
531 (void) gethostbyaddr_r(a, l, t, h, d)
533 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
534 AC_MSG_RESULT([5 args])
536 AC_MSG_RESULT(unrecognised)
544 AC_CHECK_FUNC(gethostbyname_r, [
545 AC_MSG_CHECKING([signature of gethostbyname_r])
549 struct hostent *h, *r;
552 (void) gethostbyname_r(n, h, b, bl, &r, &e)
554 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
555 AC_MSG_RESULT([6 args])
563 (void) gethostbyname_r(n, h, b, bl, &e)
565 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
566 AC_MSG_RESULT([5 args])
571 struct hostent_data *d;
574 (void) gethostbyname_r(n, h, d)
576 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
577 AC_MSG_RESULT([3 args])
579 AC_MSG_RESULT(unrecognised)
587 AC_CHECK_FUNC(gmtime_r, [
588 AC_MSG_CHECKING([signature of gmtime_r])
594 (void) gmtime_r(t, tm)
597 AC_DEFINE(HAVE_GMTIME_R)
599 AC_MSG_RESULT(unrecognised)
605 AC_CHECK_FUNC(localtime_r, [
606 AC_MSG_CHECKING([signature of localtime_r])
612 (void) localtime_r(t, tm)
615 AC_DEFINE(HAVE_LOCALTIME_R)
617 AC_MSG_RESULT(unrecognised)
623 dnl =================================================================
625 dnl FIXME: Not tested on Solaris yet...
626 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
627 dnl make these checks generic, e.g.:
628 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
629 dnl (Moritz Barsnick <moritz@barsnick.net>)
630 dnl =================================================================
636 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
637 AC_DEFINE(__EXTENSIONS__)
638 if test "$GCC" = "yes"; then
639 # Set a GCC specific switch:
640 # This compiler switch makes Solaris thread-safe
642 SPECIAL_CFLAGS="-pthreads"
644 # What do we do without GCC? Guess this:
645 SPECIAL_CFLAGS="-D_REENTRANT"
652 dnl =================================================================
653 dnl Solaris problem, and others perhaps (socklen_t is undefined)
654 dnl =================================================================
656 if test $target_type != mingw; then
657 # i686-w64-mingw32-gcc gets socklen_t define from ws2tcpip.h
659 AC_MSG_CHECKING([for socklen_t])
660 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
662 AC_DEFINE(socklen_t,int,
663 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
667 dnl =================================================================
669 dnl =================================================================
672 *-os2-emx*) SOCKET_LIB=-lsocket
678 dnl =================================================================
680 dnl =================================================================
683 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
687 dnl =================================================================
689 dnl =================================================================
692 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
696 dnl =================================================================
698 dnl =================================================================
703 *-amigaos) AMIGAOS_ONLY=
707 AC_SUBST(AMIGAOS_ONLY)
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
810 dnl Checks for RFC 2553 resolver and socket functions
811 AC_ARG_ENABLE(ipv6-support,
812 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
813 [if test $enableval = yes; then
814 enable_ipv6_support=yes
815 fi], enable_ipv6_support=yes)
817 if test $enable_ipv6_support != yes; then
818 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
819 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
820 elif test $target_type = mingw; then
821 AC_CHECK_LIB(ws2_32, main)
823 AC_MSG_CHECKING(getaddrinfo in ws2_32)
830 [getaddrinfo(0,0,0,0)],
831 have_ws2_32_getaddrinfo=yes
833 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
835 AC_MSG_CHECKING(getnameinfo in ws2_32)
842 [getnameinfo(0,0,0,0,0,0,0)],
843 have_ws2_32_getnameinfo=yes
845 AC_MSG_RESULT($have_ws2_32_getnameinfo)
847 if test $have_ws2_32_getaddrinfo ; then
848 if test $have_ws2_32_getnameinfo ; then
849 AC_DEFINE([HAVE_RFC2553], [1],
850 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
851 getnameinfo(3) present])
855 AC_CHECK_FUNC([getaddrinfo],
856 [AC_CHECK_FUNC([getnameinfo],
857 [AC_DEFINE([HAVE_RFC2553], [1],
858 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
859 getnameinfo(3) present])
864 dnl =================================================================
865 dnl Checks for libraries.
866 dnl =================================================================
867 dnl Note: Some systems may have the library but not the system header
868 dnl file, so we must check for both.
869 dnl Also check for correct version
870 AC_CHECK_LIB(pcre, pcre_compile, [
871 AC_CHECK_HEADER(pcre.h, [
872 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
874 AC_CHECK_HEADER(pcre/pcre.h, [
875 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])
880 AC_CHECK_LIB(pcreposix, regcomp, [
881 AC_CHECK_HEADER(pcreposix.h, [
882 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
884 AC_CHECK_HEADER(pcre/pcreposix.h, [
885 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)])
886 ], [have_pcreposix=no])
888 ], [have_pcreposix=no], -lpcre)
890 dnl ================================================================
891 dnl libpcrs is temporarily disabled.
893 dnl Privoxy's own pcrs version fixes some problems that
894 dnl are present in libpcrs 0.3, the last pcrs release we
895 dnl know of, and as libpcrs seems to be currently unmaintained
896 dnl we can't send these fixes upstream.
897 dnl ================================================================
899 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
901 dnl =================================================================
903 dnl =================================================================
907 dnl =================================================================
909 dnl =================================================================
911 AC_ARG_ENABLE(toggle,
912 [ --disable-toggle Don't support temporary disable],
913 [if test $enableval = yes; then
914 AC_DEFINE(FEATURE_TOGGLE)
915 fi],AC_DEFINE(FEATURE_TOGGLE))
918 [ --disable-force Don't allow single-page disable],
919 [if test $enableval = yes; then
920 AC_DEFINE(FEATURE_FORCE_LOAD)
921 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
923 AC_ARG_ENABLE(fast-redirects,
924 [ --disable-fast-redirects Don't support fast redirects],
925 [if test $enableval = yes; then
926 AC_DEFINE(FEATURE_FAST_REDIRECTS)
927 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
930 [ --disable-stats Don't keep statistics],
931 [if test $enableval = yes; then
932 AC_DEFINE(FEATURE_STATISTICS)
933 fi],AC_DEFINE(FEATURE_STATISTICS))
935 AC_ARG_ENABLE(image-blocking,
936 [ --disable-image-blocking Don't try to figure out whether a request is
937 for an image or HTML - assume HTML.],
938 [if test $enableval = yes; then
939 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
941 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
943 AC_ARG_ENABLE(acl-support,
944 [ --disable-acl-support Prevents the use of ACLs to control access to
945 Privoxy by IP address.],
946 [if test $enableval = yes; then
947 AC_DEFINE(FEATURE_ACL)
949 AC_DEFINE(FEATURE_ACL))
951 AC_ARG_ENABLE(trust-files,
952 [ --disable-trust-files Prevents the use of trust files.],
953 [if test $enableval = yes; then
954 AC_DEFINE(FEATURE_TRUST)
956 AC_DEFINE(FEATURE_TRUST))
958 AC_ARG_ENABLE(editor,
959 [ --disable-editor Prevents the use of the web-based actions file
960 editor and web-based temporary disable setting.],
961 [if test $enableval = yes; then
962 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
964 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
966 AC_ARG_ENABLE(no-gifs,
967 [ --enable-no-gifs Use politically correct PNG format instead of GIF
968 for built-in images. May not work with all browsers.],
969 [if test $enableval = yes; then
970 AC_DEFINE(FEATURE_NO_GIFS)
973 AC_ARG_ENABLE(graceful-termination,
974 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
975 [if test $enableval = yes; then
976 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
979 AC_ARG_ENABLE(extended-host-patterns,
980 [ --enable-extended-host-patterns Enable and require PCRE syntax in host patterns. This feature hasn't
981 been announced yet and it's not clear if it's a good idea. It's expected
982 to work, but undocumented. You should only enable it if you know what
983 PCRE is and are sure that you need it for your host patterns. You can
984 use tools/url-pattern-translator.pl to convert existing action files to
985 use PCRE host patterns. Please don't enable this option when creating
986 packages for others that may not be expecting it.],
987 [if test $enableval = yes; then
988 AC_DEFINE(FEATURE_EXTENDED_HOST_PATTERNS)
991 AC_ARG_ENABLE(external-filters,
992 [ --enable-external-filters Allow to filter content with scripts and programs. Experimental.],
993 [if test $enableval = yes; then
994 AC_DEFINE(FEATURE_EXTERNAL_FILTERS,1,[Define to 1 to allow to filter content with scripts and programs.])
997 AC_ARG_ENABLE(accept-filter,
998 [ --enable-accept-filter Try to use accf_http(9) if supported.],
999 [if test $enableval = yes; then
1000 AC_DEFINE(FEATURE_ACCEPT_FILTER)
1003 AC_ARG_ENABLE(strptime-sanity-checks,
1004 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
1005 conversion doesn't change the result. Can be useful if strptime() is
1006 known or suspected to be broken.],
1007 [if test $enableval = yes; then
1008 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
1011 AC_ARG_ENABLE(client-tags,
1012 [ --disable-client-tags Disable support for client-specific tags],
1013 [ if test $enableval = "no"; then have_client_tags=no; fi ])
1014 if test "${have_client_tags}" = "no"; then
1015 echo "Disabling support for client-specific tags."
1016 FEATURE_CLIENT_TAGS_ONLY="#"
1018 echo "Enabling support for client-specific tags."
1019 AC_DEFINE(FEATURE_CLIENT_TAGS,1,[Define to enable support for client-specific tags.])
1020 FEATURE_CLIENT_TAGS_ONLY=""
1022 AC_SUBST(FEATURE_CLIENT_TAGS_ONLY)
1025 [ --enable-fuzz Enable code that makes fuzzing more convenient],
1026 [if test $enableval = yes; then
1028 AC_DEFINE(FUZZ,1,[Define to make fuzzing more convenient.])
1034 dnl pcre/pcrs is needed for CGI anyway, so
1035 dnl the choice is only between static and
1038 AC_ARG_ENABLE(dynamic-pcre,
1039 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
1040 [ if test $enableval = "no"; then have_pcre=no; fi ])
1042 dnl =================================================
1043 dnl libpcrs is temporarily disabled,
1044 dnl see comment above for the reason.
1045 dnl =================================================
1046 dnl AC_ARG_ENABLE(dynamic-pcrs,
1047 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
1048 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
1051 dnl ====================================================
1052 dnl This check is incomplete. For mingw32 zlib is found
1053 dnl by configure, but not necessarily by the compiler.
1054 dnl ====================================================
1056 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1057 [enableval2=$enableval],
1059 if test $enableval2 = yes; then
1060 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1061 if test $have_zlib = "yes"; then
1063 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1065 AC_MSG_WARN([No zlib found.
1066 Privoxy will not be able to filter compressed content.
1067 This may become a fatal error in the future.])
1071 AC_ARG_ENABLE(compression,
1072 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1073 [enableval2=$enableval],
1075 if test $enableval2 = yes; then
1076 if test $have_zlib = "yes"; then
1077 echo Enabling compression support.
1078 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1080 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1085 # If we have libpcre and either we also have pcreposix or
1086 # we don't need pcreposix, then link pcre dynamically; else
1087 # build it and link statically
1089 if test $have_pcre = "yes"; then
1090 echo "using libpcre"
1092 AC_DEFINE(FEATURE_DYNAMIC_PCRE,1,[Define to dynamically link to pcre.])
1094 LIBS="$LIBS -lpcre -lpcreposix"
1096 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1097 http://sourceforge.net/mailarchive/forum.php?thread_name=20080511195555.2dc6cfdc%40fabiankeil.de&forum_name=ijbswa-developers])
1099 # STATIC_PCRE is a name pcre needs to statically link on Windows.
1100 # Privoxy itself no longer uses it.
1101 AC_DEFINE(STATIC_PCRE,1,[Define to statically link to internal outdated pcre on Windows.])
1105 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1107 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1108 echo Enabling connection-sharing support.
1109 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1112 dnl =================================================
1113 dnl libpcrs is temporarily disabled,
1114 dnl see comment above for the reason.
1115 dnl =================================================
1116 dnl # If we have libpcrs and pcre is linked dynamically
1117 dnl # then also link pcrs dynamically, else build and link
1118 dnl # pcrs statically
1120 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1121 dnl echo "using libpcrs"
1122 dnl STATIC_PCRS_ONLY=#
1123 dnl LIBS="$LIBS -lpcrs"
1125 dnl echo "using built-in static pcrs"
1126 AC_DEFINE(STATIC_PCRS)
1130 AC_SUBST(STATIC_PCRE_ONLY)
1131 AC_SUBST(STATIC_PCRS_ONLY)
1133 dnl =================================================================
1134 dnl Final cleanup and output
1135 dnl =================================================================
1137 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1139 CFLAGS=$old_CFLAGS_nospecial
1140 AC_SUBST(SPECIAL_CFLAGS)
1142 AC_SUBST(PTHREAD_LIB)
1144 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)