1 dnl Process this file with autoconf to produce a configure script.
3 dnl $Id: configure.in,v 1.174 2012/10/12 11:17:48 fabiankeil Exp $
5 dnl Written by and Copyright (C) 2001-2010 the
6 dnl Privoxy team. http://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: 1.174 $)
38 if test ! -f config.h.in; then
39 echo "You need to run autoheader first. "
40 echo -n "Shall I do this for you now? (y/n) "
42 if test "$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 $? -eq 0 ; then
214 # FIXME: this fails if valid group, but not first group
216 if test "$with_group" != "`$BGROUPS $USER | sed 's/.*: //' 2>/dev/null |$AWK '{print $1}'`" ; then
217 AC_MSG_ERROR(The given value '$withval' does not match group entry)
222 AC_MSG_ERROR(There is no group entry for user '$USER')
226 AC_MSG_ERROR(We need a group if you give me this parameter)
230 if test $BGROUPS = no ; then
231 AC_MSG_ERROR(There is no 'groups' programm on this system)
233 AC_MSG_RESULT(none specified)
242 dnl =================================================================
243 dnl additional gcc flags
244 dnl =================================================================
247 if test "$host" != "powerpc-unknown-amigaos"; then
248 CFLAGS="-pipe $CFLAGS"
253 dnl =================================================================
255 dnl =================================================================
257 dnl Must do this first.
259 dnl Reason: This sets CFLAGS in order to switch the Cygwin compiler
260 dnl into Cygwin or MinGW32 modes. Depending on the mode selected,
261 dnl the compiler will use completely different sets of library
262 dnl and include files.
264 dnl =================================================================
269 if test "$MINGW32" = "yes"; then
272 if test "$CYGWIN" = "yes"; then
279 if test $dodk = auto; then
281 if test $target_type = unix; then
290 dnl Decide what to do based on target_type
291 dnl Note: PTHREAD_LIB is always set, even if pthread is disabled.
292 dnl This is because we don't know yet whether pthread is enabled.
294 AC_ARG_ENABLE(mingw32,
295 [ --enable-mingw32 Use mingw32 for a Windows GUI],
296 [if test $enableval = yes; then
300 if test $target_type = mingw; then
302 CFLAGS="$CFLAGS -DWINVER=0x501"
303 SPECIAL_CFLAGS="-mwindows -mno-cygwin"
304 PTHREAD_LIB=-lpthreadGC
305 echo "Using mingw32 (Win32 GUI)"
308 if test $target_type = cygwin; then
309 SPECIAL_CFLAGS="-mno-win32"
311 echo "Using Cygnus (Win32 command line)"
314 PTHREAD_LIB=-lpthread
319 dnl Checking which text html browser we have available
320 if test $dodk != no; then
321 AC_CHECK_PROGS(WDUMP,w3m lynx links,false)
322 if test "$WDUMP" = false; then
323 AC_MSG_WARN(You need some kind of text browser to build documentation \(w3m, lynx and links are supported\))
325 if test $DB2HTML = false; then
326 dnl We need to clean the variable, otherwise AC_CHECK_PROGS
329 AC_CHECK_PROGS(DB2HTML,db2html docbook2html,false)
335 dnl If we use rpm, we need to check where %_topdir is
336 AC_CHECK_PROGS(RPMBIN,rpm,false)
337 if test $RPMBIN != false; then
338 RPM_BASE=`rpm --eval "%{_topdir}"`
339 if test "$RPM_BASE" = ""; then
340 RPM_BASE=/usr/src/redhat
345 dnl Check for jade, so we can build the documentation
346 AC_CHECK_PROGS(JADEBIN,jade openjade,false)
349 dnl Check for man2html for docs.
350 AC_CHECK_PROGS(MAN2HTML,man2html,false)
353 dnl Set doc status flag for conditional content inclusions
354 DOC_STATUS=p-not-stable
355 if test $CODE_STATUS = stable; then
356 DOC_STATUS="p-stable"
360 dnl Checking for the docbook.dsl stylesheet file
361 dnl It is still not portable (directory slash)
363 if test $dodk = yes; then
364 if test $DKPREFIX = none; then
365 for i in /usr/share/sgml/docbook/dsssl-stylesheets \
366 /usr/share/sgml/docbkdsl /usr/share/sgml/docbook-dsssl \
367 /usr/local/share/sgml/docbook/dsssl/modular \
368 /usr/share/sgml/docbook/stylesheet/dsssl/modular/ \
370 dnl echo -n does not fly with /bin/sh.
371 dnl echo -n "checking for $i/html/docbook.dsl..."
372 AC_MSG_CHECKING([for $i])
373 if test -f $i/html/docbook.dsl; then
381 # where are the catalogs?
382 for i in /usr/share/sgml/CATALOG.docbk30 \
383 /usr/share/sgml/CATALOG.docbk31 \
384 /usr/share/sgml/CATALOG.docbk31 \
385 /usr/local/share/sgml/docbook/3.0/docbook.cat \
386 /usr/local/share/sgml/docbook/3.1/docbook.cat \
387 /usr/share/sgml/docbook/dtd/3.1/docbook.cat \
389 dnl echo -n "checking for $i..."
390 AC_MSG_CHECKING([for $i])
393 JADECAT="$JADECAT -c $i"
403 AC_ARG_ENABLE(large-file-support,
404 [ --enable-large-file-support Define _LARGE_FILES and friends.
405 Required by some systems to support files larger then 2GB.],
406 [if test $enableval = yes; then
407 CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
410 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
411 old_CFLAGS_nospecial=$CFLAGS
412 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
414 # Hack to force AutoConf to use the CFLAGS we just set
415 dnl Warning: This may break with a future version of Autoconf
416 dnl Tested with autoconf 2.13
417 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
418 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
419 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
422 dnl =================================================================
424 dnl =================================================================
426 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
428 AC_ARG_ENABLE(pthread,
429 [ --disable-pthread Don't use POSIX threads (pthreads)],
430 [if test $enableval = no; then
432 if test $have_pthread = yes; then
433 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
434 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
439 if test $have_pthread = yes; then
441 AC_DEFINE(FEATURE_PTHREAD)
442 echo Using POSIX threads
443 if test "$GCC" = "yes"; then
444 # Set a GCC specific switch:
445 if test "$target_type" = "unix"; then
446 ac_jgf_save_CFLAGS=$CFLAGS
447 CFLAGS="$CFLAGS -pthread"
448 AC_TRY_LINK([#include <pthread.h>],
449 [void *p = pthread_create;],
451 # This compiler switch makes GCC on Linux thread-safe
452 # However, it's not supported on most other OS.
454 SPECIAL_CFLAGS="-pthread"
456 CFLAGS=$ac_jgf_save_CFLAGS
461 echo Using native threads
464 AC_SUBST(PTHREAD_ONLY)
466 dnl =================================================================
467 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
468 dnl gmtime and localtime
469 dnl =================================================================
471 dnl Next line needed to find the gethost*_r functions on Solaris
472 AC_CHECK_LIB(nsl, gethostbyname)
474 AC_CHECK_FUNC(gethostbyaddr_r, [
475 AC_MSG_CHECKING([signature of gethostbyaddr_r])
479 struct hostent *h, *hp;
482 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
484 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
485 AC_MSG_RESULT([8 args])
493 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
495 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
496 AC_MSG_RESULT([7 args])
501 struct hostent_data *d;
505 (void) gethostbyaddr_r(a, l, t, h, d)
507 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
508 AC_MSG_RESULT([5 args])
510 AC_MSG_RESULT(unrecognised)
518 AC_CHECK_FUNC(gethostbyname_r, [
519 AC_MSG_CHECKING([signature of gethostbyname_r])
523 struct hostent *h, *r;
526 (void) gethostbyname_r(n, h, b, bl, &r, &e)
528 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
529 AC_MSG_RESULT([6 args])
537 (void) gethostbyname_r(n, h, b, bl, &e)
539 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
540 AC_MSG_RESULT([5 args])
545 struct hostent_data *d;
548 (void) gethostbyname_r(n, h, d)
550 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
551 AC_MSG_RESULT([3 args])
553 AC_MSG_RESULT(unrecognised)
561 AC_CHECK_FUNC(gmtime_r, [
562 AC_MSG_CHECKING([signature of gmtime_r])
568 (void) gmtime_r(t, tm)
571 AC_DEFINE(HAVE_GMTIME_R)
573 AC_MSG_RESULT(unrecognised)
579 AC_CHECK_FUNC(localtime_r, [
580 AC_MSG_CHECKING([signature of localtime_r])
586 (void) localtime_r(t, tm)
589 AC_DEFINE(HAVE_LOCALTIME_R)
591 AC_MSG_RESULT(unrecognised)
597 dnl =================================================================
599 dnl FIXME: Not tested on Solaris yet...
600 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
601 dnl make these checks generic, e.g.:
602 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
603 dnl (Moritz Barsnick <moritz@barsnick.net>)
604 dnl =================================================================
610 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
611 AC_DEFINE(__EXTENSIONS__)
612 if test "$GCC" = "yes"; then
613 # Set a GCC specific switch:
614 # This compiler switch makes Solaris thread-safe
616 SPECIAL_CFLAGS="-pthreads"
618 # What do we do without GCC? Guess this:
619 SPECIAL_CFLAGS="-D_REENTRANT"
626 dnl =================================================================
627 dnl Solaris problem, and others perhaps (socklen_t is undefined)
628 dnl =================================================================
630 AC_MSG_CHECKING([for socklen_t])
631 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
633 AC_DEFINE(socklen_t,int,
634 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
637 dnl =================================================================
639 dnl =================================================================
642 *-os2-emx*) SOCKET_LIB=-lsocket
648 dnl =================================================================
650 dnl =================================================================
653 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
657 dnl =================================================================
659 dnl =================================================================
662 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
666 dnl =================================================================
668 dnl =================================================================
673 *-amigaos) AMIGAOS_ONLY=
677 AC_SUBST(AMIGAOS_ONLY)
679 dnl =================================================================
681 dnl =================================================================
683 if test "$host_os" = haiku; then
684 # Omit the "-pthread" flag to gcc, even when building with gcc 2.95
687 # Haiku's pthreads implementation exists in its system library,
688 # libroot, not in a separate pthreads library
691 # Networking code exists in libnetwork
694 # Search Haiku's common-library folder to find its pcre and
695 # pcreposix libraries
696 LIBS="-L/boot/common/lib $LIBS"
699 dnl =================================================================
700 dnl Check for standard compiler stuff
701 dnl =================================================================
712 AC_CHECK_SIZEOF(int, 4)
713 AC_CHECK_SIZEOF(char *, 4)
714 AC_CHECK_SIZEOF(long, 4)
715 AC_CHECK_SIZEOF(long long, 8)
716 AC_CHECK_SIZEOF(size_t, 4)
718 dnl Checks for header files.
739 dnl Checks for library functions.
740 dnl bcopy is for PCRE
741 AC_CHECK_FUNCS([bcopy])
742 AC_PROG_GCC_TRADITIONAL
779 dnl Checks for RFC 2553 resolver and socket functions
780 AC_ARG_ENABLE(ipv6-support,
781 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
782 [if test $enableval = yes; then
783 enable_ipv6_support=yes
784 fi], enable_ipv6_support=yes)
786 if test $enable_ipv6_support != yes; then
787 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
788 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
789 elif test $target_type = mingw; then
790 AC_CHECK_LIB(ws2_32, main)
792 AC_MSG_CHECKING(getaddrinfo in ws2_32)
798 [getaddrinfo(0,0,0,0)],
799 have_ws2_32_getaddrinfo=yes
801 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
803 AC_MSG_CHECKING(getnameinfo in ws2_32)
809 [getnameinfo(0,0,0,0,0,0,0)],
810 have_ws2_32_getnameinfo=yes
812 AC_MSG_RESULT($have_ws2_32_getnameinfo)
814 if test $have_ws2_32_getaddrinfo ; then
815 if test $have_ws2_32_getnameinfo ; then
816 AC_DEFINE([HAVE_RFC2553], [1],
817 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
818 getnameinfo(3) present])
822 AC_CHECK_FUNC([getaddrinfo],
823 [AC_CHECK_FUNC([getnameinfo],
824 [AC_DEFINE([HAVE_RFC2553], [1],
825 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
826 getnameinfo(3) present])
831 dnl =================================================================
832 dnl Checks for libraries.
833 dnl =================================================================
834 dnl Note: Some systems may have the library but not the system header
835 dnl file, so we must check for both.
836 dnl Also check for correct version
837 AC_CHECK_LIB(pcre, pcre_compile, [
838 AC_CHECK_HEADER(pcre.h, [
839 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
841 AC_CHECK_HEADER(pcre/pcre.h, [
842 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])
847 AC_CHECK_LIB(pcreposix, regcomp, [
848 AC_CHECK_HEADER(pcreposix.h, [
849 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
851 AC_CHECK_HEADER(pcre/pcreposix.h, [
852 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)])
853 ], [have_pcreposix=no])
855 ], [have_pcreposix=no], -lpcre)
857 dnl ================================================================
858 dnl libpcrs is temporarily disabled.
860 dnl Privoxy's own pcrs version fixes some problems that
861 dnl are present in libpcrs 0.3, the last pcrs release we
862 dnl know of, and as libpcrs seems to be currently unmaintained
863 dnl we can't send these fixes upstream.
864 dnl ================================================================
866 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
868 dnl =================================================================
870 dnl =================================================================
874 dnl =================================================================
876 dnl =================================================================
878 AC_ARG_ENABLE(toggle,
879 [ --disable-toggle Don't support temporary disable],
880 [if test $enableval = yes; then
881 AC_DEFINE(FEATURE_TOGGLE)
882 fi],AC_DEFINE(FEATURE_TOGGLE))
885 [ --disable-force Don't allow single-page disable],
886 [if test $enableval = yes; then
887 AC_DEFINE(FEATURE_FORCE_LOAD)
888 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
890 AC_ARG_ENABLE(fast-redirects,
891 [ --disable-fast-redirects Don't support fast redirects],
892 [if test $enableval = yes; then
893 AC_DEFINE(FEATURE_FAST_REDIRECTS)
894 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
897 [ --disable-stats Don't keep statistics],
898 [if test $enableval = yes; then
899 AC_DEFINE(FEATURE_STATISTICS)
900 fi],AC_DEFINE(FEATURE_STATISTICS))
902 AC_ARG_ENABLE(ie-images,
903 [ --enable-ie-images Enable a quick but not always reliable auto-detect whether requests from
904 MS Internet Explorer are for an image or not.],
905 [if test $enableval = yes; then
906 AC_DEFINE(FEATURE_IMAGE_DETECT_MSIE)
909 AC_ARG_ENABLE(image-blocking,
910 [ --disable-image-blocking Don't try to figure out whether a request is
911 for an image or HTML - assume HTML.],
912 [if test $enableval = yes; then
913 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
915 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
917 AC_ARG_ENABLE(acl-support,
918 [ --disable-acl-support Prevents the use of ACLs to control access to
919 Privoxy by IP address.],
920 [if test $enableval = yes; then
921 AC_DEFINE(FEATURE_ACL)
923 AC_DEFINE(FEATURE_ACL))
925 AC_ARG_ENABLE(trust-files,
926 [ --disable-trust-files Prevents the use of trust files.],
927 [if test $enableval = yes; then
928 AC_DEFINE(FEATURE_TRUST)
930 AC_DEFINE(FEATURE_TRUST))
932 AC_ARG_ENABLE(editor,
933 [ --disable-editor Prevents the use of the web-based actions file
934 editor and web-based temporary disable setting.],
935 [if test $enableval = yes; then
936 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
938 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
940 AC_ARG_ENABLE(no-gifs,
941 [ --enable-no-gifs Use politically correct PNG format instead of GIF
942 for built-in images. May not work with all browsers.],
943 [if test $enableval = yes; then
944 AC_DEFINE(FEATURE_NO_GIFS)
947 AC_ARG_ENABLE(graceful-termination,
948 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
949 [if test $enableval = yes; then
950 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
953 AC_ARG_ENABLE(extended-host-patterns,
954 [ --enable-extended-host-patterns Enable and require PCRE syntax in host patterns. This feature hasn't
955 been announced yet and it's not clear if it's a good idea. It's expected
956 to work, but undocumented. You should only enable it if you know what
957 PCRE is and are sure that you need it for your host patterns. You can
958 use tools/url-pattern-translator.pl to convert existing action files to
959 use PCRE host patterns. Please don't enable this option when creating
960 packages for others that may not be expecting it.],
961 [if test $enableval = yes; then
962 AC_DEFINE(FEATURE_EXTENDED_HOST_PATTERNS)
965 AC_ARG_ENABLE(accept-filter,
966 [ --enable-accept-filter Try to use accf_http(9) if supported.],
967 [if test $enableval = yes; then
968 AC_DEFINE(FEATURE_ACCEPT_FILTER)
971 AC_ARG_ENABLE(strptime-sanity-checks,
972 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
973 conversion doesn't change the result. Can be useful if strptime() is
974 known or suspected to be broken.],
975 [if test $enableval = yes; then
976 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
979 dnl pcre/pcrs is needed for CGI anyway, so
980 dnl the choice is only between static and
983 AC_ARG_ENABLE(dynamic-pcre,
984 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
985 [ if test $enableval = "no"; then have_pcre=no; fi ])
987 dnl =================================================
988 dnl libpcrs is temporarily disabled,
989 dnl see comment above for the reason.
990 dnl =================================================
991 dnl AC_ARG_ENABLE(dynamic-pcrs,
992 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
993 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
996 dnl ====================================================
997 dnl This check is incomplete. For mingw32 zlib is found
998 dnl by configure, but not necessarily by the compiler.
999 dnl ====================================================
1001 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1002 [enableval2=$enableval],
1004 if test $enableval2 = yes; then
1005 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1006 if test $have_zlib = "yes"; then
1008 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1010 AC_MSG_WARN([No zlib found.
1011 Privoxy will not be able to filter compressed content.
1012 This may become a fatal error in the future.])
1016 AC_ARG_ENABLE(compression,
1017 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1018 [enableval2=$enableval],
1020 if test $enableval2 = yes; then
1021 if test $have_zlib = "yes"; then
1022 echo Enabling compression support.
1023 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1025 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1030 # If we have libpcre and either we also have pcreposix or
1031 # we don't need pcreposix, then link pcre dynamically; else
1032 # build it and link statically
1034 if test $have_pcre = "yes"; then
1035 echo "using libpcre"
1038 LIBS="$LIBS -lpcre -lpcreposix"
1040 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1041 http://sourceforge.net/mailarchive/forum.php?thread_name=20080511195555.2dc6cfdc%40fabiankeil.de&forum_name=ijbswa-developers])
1043 AC_DEFINE(STATIC_PCRE)
1047 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1049 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1050 echo Enabling connection-sharing support.
1051 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1054 dnl =================================================
1055 dnl libpcrs is temporarily disabled,
1056 dnl see comment above for the reason.
1057 dnl =================================================
1058 dnl # If we have libpcrs and pcre is linked dynamically
1059 dnl # then also link pcrs dynamically, else build and link
1060 dnl # pcrs statically
1062 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1063 dnl echo "using libpcrs"
1064 dnl STATIC_PCRS_ONLY=#
1065 dnl LIBS="$LIBS -lpcrs"
1067 dnl echo "using built-in static pcrs"
1068 AC_DEFINE(STATIC_PCRS)
1072 AC_SUBST(STATIC_PCRE_ONLY)
1073 AC_SUBST(STATIC_PCRS_ONLY)
1075 dnl =================================================================
1076 dnl Final cleanup and output
1077 dnl =================================================================
1079 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1081 CFLAGS=$old_CFLAGS_nospecial
1082 AC_SUBST(SPECIAL_CFLAGS)
1084 AC_SUBST(PTHREAD_LIB)
1086 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)