1 dnl Process this file with autoconf to produce a configure script.
3 dnl $Id: configure.in,v 1.180 2013/03/20 11:25:52 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: 1.180 $)
38 if test ! -f config.h.in; then
39 echo "You need to run autoheader first. "
40 echo -n "Shall I do this for you now? (y/n) "
42 if test "$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
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/3.0/docbook.cat \
387 /usr/local/share/sgml/docbook/3.1/docbook.cat \
388 /usr/share/sgml/docbook/dtd/3.1/docbook.cat \
390 dnl echo -n "checking for $i..."
391 AC_MSG_CHECKING([for $i])
394 JADECAT="$JADECAT -c $i"
404 AC_ARG_ENABLE(large-file-support,
405 [ --enable-large-file-support Define _LARGE_FILES and friends.
406 Required by some systems to support files larger then 2GB.],
407 [if test $enableval = yes; then
408 CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
411 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
412 old_CFLAGS_nospecial=$CFLAGS
413 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
415 # Hack to force AutoConf to use the CFLAGS we just set
416 dnl Warning: This may break with a future version of Autoconf
417 dnl Tested with autoconf 2.13
418 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
419 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
420 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
423 dnl =================================================================
425 dnl =================================================================
427 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
429 AC_ARG_ENABLE(pthread,
430 [ --disable-pthread Don't use POSIX threads (pthreads)],
431 [if test $enableval = no; then
433 if test $have_pthread = yes; then
434 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
435 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
440 if test $have_pthread = yes; then
442 AC_DEFINE(FEATURE_PTHREAD)
443 echo Using POSIX threads
444 if test "$GCC" = "yes"; then
445 # Set a GCC specific switch:
446 if test "$target_type" = "unix"; then
447 ac_jgf_save_CFLAGS=$CFLAGS
448 CFLAGS="$CFLAGS -pthread"
449 AC_TRY_LINK([#include <pthread.h>],
450 [void *p = pthread_create;],
452 # This compiler switch makes GCC on Linux thread-safe
453 # However, it's not supported on most other OS.
455 SPECIAL_CFLAGS="-pthread"
457 CFLAGS=$ac_jgf_save_CFLAGS
462 echo Using native threads
465 AC_SUBST(PTHREAD_ONLY)
467 dnl =================================================================
468 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
469 dnl gmtime and localtime
470 dnl =================================================================
472 dnl Next line needed to find the gethost*_r functions on Solaris
473 AC_CHECK_LIB(nsl, gethostbyname)
475 AC_CHECK_FUNC(gethostbyaddr_r, [
476 AC_MSG_CHECKING([signature of gethostbyaddr_r])
480 struct hostent *h, *hp;
483 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
485 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
486 AC_MSG_RESULT([8 args])
494 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
496 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
497 AC_MSG_RESULT([7 args])
502 struct hostent_data *d;
506 (void) gethostbyaddr_r(a, l, t, h, d)
508 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
509 AC_MSG_RESULT([5 args])
511 AC_MSG_RESULT(unrecognised)
519 AC_CHECK_FUNC(gethostbyname_r, [
520 AC_MSG_CHECKING([signature of gethostbyname_r])
524 struct hostent *h, *r;
527 (void) gethostbyname_r(n, h, b, bl, &r, &e)
529 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
530 AC_MSG_RESULT([6 args])
538 (void) gethostbyname_r(n, h, b, bl, &e)
540 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
541 AC_MSG_RESULT([5 args])
546 struct hostent_data *d;
549 (void) gethostbyname_r(n, h, d)
551 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
552 AC_MSG_RESULT([3 args])
554 AC_MSG_RESULT(unrecognised)
562 AC_CHECK_FUNC(gmtime_r, [
563 AC_MSG_CHECKING([signature of gmtime_r])
569 (void) gmtime_r(t, tm)
572 AC_DEFINE(HAVE_GMTIME_R)
574 AC_MSG_RESULT(unrecognised)
580 AC_CHECK_FUNC(localtime_r, [
581 AC_MSG_CHECKING([signature of localtime_r])
587 (void) localtime_r(t, tm)
590 AC_DEFINE(HAVE_LOCALTIME_R)
592 AC_MSG_RESULT(unrecognised)
598 dnl =================================================================
600 dnl FIXME: Not tested on Solaris yet...
601 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
602 dnl make these checks generic, e.g.:
603 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
604 dnl (Moritz Barsnick <moritz@barsnick.net>)
605 dnl =================================================================
611 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
612 AC_DEFINE(__EXTENSIONS__)
613 if test "$GCC" = "yes"; then
614 # Set a GCC specific switch:
615 # This compiler switch makes Solaris thread-safe
617 SPECIAL_CFLAGS="-pthreads"
619 # What do we do without GCC? Guess this:
620 SPECIAL_CFLAGS="-D_REENTRANT"
627 dnl =================================================================
628 dnl Solaris problem, and others perhaps (socklen_t is undefined)
629 dnl =================================================================
631 AC_MSG_CHECKING([for socklen_t])
632 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
634 AC_DEFINE(socklen_t,int,
635 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
638 dnl =================================================================
640 dnl =================================================================
643 *-os2-emx*) SOCKET_LIB=-lsocket
649 dnl =================================================================
651 dnl =================================================================
654 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
658 dnl =================================================================
660 dnl =================================================================
663 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
667 dnl =================================================================
669 dnl =================================================================
674 *-amigaos) AMIGAOS_ONLY=
678 AC_SUBST(AMIGAOS_ONLY)
680 dnl =================================================================
682 dnl =================================================================
684 if test "$host_os" = haiku; then
685 # Omit the "-pthread" flag to gcc, even when building with gcc 2.95
688 # Haiku's pthreads implementation exists in its system library,
689 # libroot, not in a separate pthreads library
692 # Networking code exists in libnetwork
695 # Search Haiku's common-library folder to find its pcre and
696 # pcreposix libraries
697 LIBS="-L/boot/common/lib $LIBS"
700 dnl =================================================================
701 dnl Check for standard compiler stuff
702 dnl =================================================================
713 AC_CHECK_SIZEOF(int, 4)
714 AC_CHECK_SIZEOF(char *, 4)
715 AC_CHECK_SIZEOF(long, 4)
716 AC_CHECK_SIZEOF(long long, 8)
717 AC_CHECK_SIZEOF(size_t, 4)
719 dnl Checks for header files.
740 dnl Checks for library functions.
741 dnl bcopy is for PCRE
742 AC_CHECK_FUNCS([bcopy])
743 AC_PROG_GCC_TRADITIONAL
780 dnl Checks for RFC 2553 resolver and socket functions
781 AC_ARG_ENABLE(ipv6-support,
782 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
783 [if test $enableval = yes; then
784 enable_ipv6_support=yes
785 fi], enable_ipv6_support=yes)
787 if test $enable_ipv6_support != yes; then
788 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
789 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
790 elif test $target_type = mingw; then
791 AC_CHECK_LIB(ws2_32, main)
793 AC_MSG_CHECKING(getaddrinfo in ws2_32)
799 [getaddrinfo(0,0,0,0)],
800 have_ws2_32_getaddrinfo=yes
802 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
804 AC_MSG_CHECKING(getnameinfo in ws2_32)
810 [getnameinfo(0,0,0,0,0,0,0)],
811 have_ws2_32_getnameinfo=yes
813 AC_MSG_RESULT($have_ws2_32_getnameinfo)
815 if test $have_ws2_32_getaddrinfo ; then
816 if test $have_ws2_32_getnameinfo ; then
817 AC_DEFINE([HAVE_RFC2553], [1],
818 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
819 getnameinfo(3) present])
823 AC_CHECK_FUNC([getaddrinfo],
824 [AC_CHECK_FUNC([getnameinfo],
825 [AC_DEFINE([HAVE_RFC2553], [1],
826 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
827 getnameinfo(3) present])
832 dnl =================================================================
833 dnl Checks for libraries.
834 dnl =================================================================
835 dnl Note: Some systems may have the library but not the system header
836 dnl file, so we must check for both.
837 dnl Also check for correct version
838 AC_CHECK_LIB(pcre, pcre_compile, [
839 AC_CHECK_HEADER(pcre.h, [
840 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
842 AC_CHECK_HEADER(pcre/pcre.h, [
843 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])
848 AC_CHECK_LIB(pcreposix, regcomp, [
849 AC_CHECK_HEADER(pcreposix.h, [
850 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
852 AC_CHECK_HEADER(pcre/pcreposix.h, [
853 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)])
854 ], [have_pcreposix=no])
856 ], [have_pcreposix=no], -lpcre)
858 dnl ================================================================
859 dnl libpcrs is temporarily disabled.
861 dnl Privoxy's own pcrs version fixes some problems that
862 dnl are present in libpcrs 0.3, the last pcrs release we
863 dnl know of, and as libpcrs seems to be currently unmaintained
864 dnl we can't send these fixes upstream.
865 dnl ================================================================
867 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
869 dnl =================================================================
871 dnl =================================================================
875 dnl =================================================================
877 dnl =================================================================
879 AC_ARG_ENABLE(toggle,
880 [ --disable-toggle Don't support temporary disable],
881 [if test $enableval = yes; then
882 AC_DEFINE(FEATURE_TOGGLE)
883 fi],AC_DEFINE(FEATURE_TOGGLE))
886 [ --disable-force Don't allow single-page disable],
887 [if test $enableval = yes; then
888 AC_DEFINE(FEATURE_FORCE_LOAD)
889 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
891 AC_ARG_ENABLE(fast-redirects,
892 [ --disable-fast-redirects Don't support fast redirects],
893 [if test $enableval = yes; then
894 AC_DEFINE(FEATURE_FAST_REDIRECTS)
895 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
898 [ --disable-stats Don't keep statistics],
899 [if test $enableval = yes; then
900 AC_DEFINE(FEATURE_STATISTICS)
901 fi],AC_DEFINE(FEATURE_STATISTICS))
903 AC_ARG_ENABLE(ie-images,
904 [ --enable-ie-images Enable a quick but not always reliable auto-detect whether requests from
905 MS Internet Explorer are for an image or not.],
906 [if test $enableval = yes; then
907 AC_DEFINE(FEATURE_IMAGE_DETECT_MSIE)
910 AC_ARG_ENABLE(image-blocking,
911 [ --disable-image-blocking Don't try to figure out whether a request is
912 for an image or HTML - assume HTML.],
913 [if test $enableval = yes; then
914 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
916 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
918 AC_ARG_ENABLE(acl-support,
919 [ --disable-acl-support Prevents the use of ACLs to control access to
920 Privoxy by IP address.],
921 [if test $enableval = yes; then
922 AC_DEFINE(FEATURE_ACL)
924 AC_DEFINE(FEATURE_ACL))
926 AC_ARG_ENABLE(trust-files,
927 [ --disable-trust-files Prevents the use of trust files.],
928 [if test $enableval = yes; then
929 AC_DEFINE(FEATURE_TRUST)
931 AC_DEFINE(FEATURE_TRUST))
933 AC_ARG_ENABLE(editor,
934 [ --disable-editor Prevents the use of the web-based actions file
935 editor and web-based temporary disable setting.],
936 [if test $enableval = yes; then
937 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
939 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
941 AC_ARG_ENABLE(no-gifs,
942 [ --enable-no-gifs Use politically correct PNG format instead of GIF
943 for built-in images. May not work with all browsers.],
944 [if test $enableval = yes; then
945 AC_DEFINE(FEATURE_NO_GIFS)
948 AC_ARG_ENABLE(graceful-termination,
949 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
950 [if test $enableval = yes; then
951 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
954 AC_ARG_ENABLE(extended-host-patterns,
955 [ --enable-extended-host-patterns Enable and require PCRE syntax in host patterns. This feature hasn't
956 been announced yet and it's not clear if it's a good idea. It's expected
957 to work, but undocumented. You should only enable it if you know what
958 PCRE is and are sure that you need it for your host patterns. You can
959 use tools/url-pattern-translator.pl to convert existing action files to
960 use PCRE host patterns. Please don't enable this option when creating
961 packages for others that may not be expecting it.],
962 [if test $enableval = yes; then
963 AC_DEFINE(FEATURE_EXTENDED_HOST_PATTERNS)
966 AC_ARG_ENABLE(accept-filter,
967 [ --enable-accept-filter Try to use accf_http(9) if supported.],
968 [if test $enableval = yes; then
969 AC_DEFINE(FEATURE_ACCEPT_FILTER)
972 AC_ARG_ENABLE(strptime-sanity-checks,
973 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
974 conversion doesn't change the result. Can be useful if strptime() is
975 known or suspected to be broken.],
976 [if test $enableval = yes; then
977 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
980 dnl pcre/pcrs is needed for CGI anyway, so
981 dnl the choice is only between static and
984 AC_ARG_ENABLE(dynamic-pcre,
985 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
986 [ if test $enableval = "no"; then have_pcre=no; fi ])
988 dnl =================================================
989 dnl libpcrs is temporarily disabled,
990 dnl see comment above for the reason.
991 dnl =================================================
992 dnl AC_ARG_ENABLE(dynamic-pcrs,
993 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
994 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
997 dnl ====================================================
998 dnl This check is incomplete. For mingw32 zlib is found
999 dnl by configure, but not necessarily by the compiler.
1000 dnl ====================================================
1002 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1003 [enableval2=$enableval],
1005 if test $enableval2 = yes; then
1006 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1007 if test $have_zlib = "yes"; then
1009 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1011 AC_MSG_WARN([No zlib found.
1012 Privoxy will not be able to filter compressed content.
1013 This may become a fatal error in the future.])
1017 AC_ARG_ENABLE(compression,
1018 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1019 [enableval2=$enableval],
1021 if test $enableval2 = yes; then
1022 if test $have_zlib = "yes"; then
1023 echo Enabling compression support.
1024 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1026 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1031 # If we have libpcre and either we also have pcreposix or
1032 # we don't need pcreposix, then link pcre dynamically; else
1033 # build it and link statically
1035 if test $have_pcre = "yes"; then
1036 echo "using libpcre"
1039 LIBS="$LIBS -lpcre -lpcreposix"
1041 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1042 http://sourceforge.net/mailarchive/forum.php?thread_name=20080511195555.2dc6cfdc%40fabiankeil.de&forum_name=ijbswa-developers])
1044 AC_DEFINE(STATIC_PCRE)
1048 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1050 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1051 echo Enabling connection-sharing support.
1052 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1055 dnl =================================================
1056 dnl libpcrs is temporarily disabled,
1057 dnl see comment above for the reason.
1058 dnl =================================================
1059 dnl # If we have libpcrs and pcre is linked dynamically
1060 dnl # then also link pcrs dynamically, else build and link
1061 dnl # pcrs statically
1063 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1064 dnl echo "using libpcrs"
1065 dnl STATIC_PCRS_ONLY=#
1066 dnl LIBS="$LIBS -lpcrs"
1068 dnl echo "using built-in static pcrs"
1069 AC_DEFINE(STATIC_PCRS)
1073 AC_SUBST(STATIC_PCRE_ONLY)
1074 AC_SUBST(STATIC_PCRS_ONLY)
1076 dnl =================================================================
1077 dnl Final cleanup and output
1078 dnl =================================================================
1080 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1082 CFLAGS=$old_CFLAGS_nospecial
1083 AC_SUBST(SPECIAL_CFLAGS)
1085 AC_SUBST(PTHREAD_LIB)
1087 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)