1 dnl Process this file with autoconf to produce a configure script.
3 dnl $Id: configure.in,v 1.177 2013/01/10 11:03:58 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: 1.177 $)
38 if test ! -f config.h.in; then
39 echo "You need to run autoheader first. "
40 echo -n "Shall I do this for you now? (y/n) "
42 if test "$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 if test $dodk != no; then
320 AC_CHECK_PROGS(W3M, w3m, false)
321 if test "$W3M" = false; then
322 AC_MSG_WARN(You need w3m to build text documentation.)
324 if test $DB2HTML = false; then
325 dnl We need to clean the variable, otherwise AC_CHECK_PROGS
328 AC_CHECK_PROGS(DB2HTML,db2html docbook2html,false)
334 dnl If we use rpm, we need to check where %_topdir is
335 AC_CHECK_PROGS(RPMBIN,rpm,false)
336 if test $RPMBIN != false; then
337 RPM_BASE=`rpm --eval "%{_topdir}"`
338 if test "$RPM_BASE" = ""; then
339 RPM_BASE=/usr/src/redhat
344 dnl Check for jade, so we can build the documentation
345 AC_CHECK_PROGS(JADEBIN,jade openjade,false)
348 dnl Check for man2html for docs.
349 AC_CHECK_PROGS(MAN2HTML,man2html,false)
352 dnl Set doc status flag for conditional content inclusions
353 DOC_STATUS=p-not-stable
354 if test $CODE_STATUS = stable; then
355 DOC_STATUS="p-stable"
359 dnl Checking for the docbook.dsl stylesheet file
360 dnl It is still not portable (directory slash)
362 if test $dodk = yes; then
363 if test $DKPREFIX = none; then
364 for i in /usr/share/sgml/docbook/dsssl-stylesheets \
365 /usr/share/sgml/docbkdsl /usr/share/sgml/docbook-dsssl \
366 /usr/local/share/sgml/docbook/dsssl/modular \
367 /usr/share/sgml/docbook/stylesheet/dsssl/modular/ \
369 dnl echo -n does not fly with /bin/sh.
370 dnl echo -n "checking for $i/html/docbook.dsl..."
371 AC_MSG_CHECKING([for $i])
372 if test -f $i/html/docbook.dsl; then
380 # where are the catalogs?
381 for i in /usr/share/sgml/CATALOG.docbk30 \
382 /usr/share/sgml/CATALOG.docbk31 \
383 /usr/share/sgml/CATALOG.docbk31 \
384 /usr/local/share/sgml/docbook/3.0/docbook.cat \
385 /usr/local/share/sgml/docbook/3.1/docbook.cat \
386 /usr/share/sgml/docbook/dtd/3.1/docbook.cat \
388 dnl echo -n "checking for $i..."
389 AC_MSG_CHECKING([for $i])
392 JADECAT="$JADECAT -c $i"
402 AC_ARG_ENABLE(large-file-support,
403 [ --enable-large-file-support Define _LARGE_FILES and friends.
404 Required by some systems to support files larger then 2GB.],
405 [if test $enableval = yes; then
406 CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
409 dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
410 old_CFLAGS_nospecial=$CFLAGS
411 CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
413 # Hack to force AutoConf to use the CFLAGS we just set
414 dnl Warning: This may break with a future version of Autoconf
415 dnl Tested with autoconf 2.13
416 ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
417 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
418 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
421 dnl =================================================================
423 dnl =================================================================
425 AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
427 AC_ARG_ENABLE(pthread,
428 [ --disable-pthread Don't use POSIX threads (pthreads)],
429 [if test $enableval = no; then
431 if test $have_pthread = yes; then
432 AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
433 AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
438 if test $have_pthread = yes; then
440 AC_DEFINE(FEATURE_PTHREAD)
441 echo Using POSIX threads
442 if test "$GCC" = "yes"; then
443 # Set a GCC specific switch:
444 if test "$target_type" = "unix"; then
445 ac_jgf_save_CFLAGS=$CFLAGS
446 CFLAGS="$CFLAGS -pthread"
447 AC_TRY_LINK([#include <pthread.h>],
448 [void *p = pthread_create;],
450 # This compiler switch makes GCC on Linux thread-safe
451 # However, it's not supported on most other OS.
453 SPECIAL_CFLAGS="-pthread"
455 CFLAGS=$ac_jgf_save_CFLAGS
460 echo Using native threads
463 AC_SUBST(PTHREAD_ONLY)
465 dnl =================================================================
466 dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
467 dnl gmtime and localtime
468 dnl =================================================================
470 dnl Next line needed to find the gethost*_r functions on Solaris
471 AC_CHECK_LIB(nsl, gethostbyname)
473 AC_CHECK_FUNC(gethostbyaddr_r, [
474 AC_MSG_CHECKING([signature of gethostbyaddr_r])
478 struct hostent *h, *hp;
481 (void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
483 AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
484 AC_MSG_RESULT([8 args])
492 (void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
494 AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
495 AC_MSG_RESULT([7 args])
500 struct hostent_data *d;
504 (void) gethostbyaddr_r(a, l, t, h, d)
506 AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
507 AC_MSG_RESULT([5 args])
509 AC_MSG_RESULT(unrecognised)
517 AC_CHECK_FUNC(gethostbyname_r, [
518 AC_MSG_CHECKING([signature of gethostbyname_r])
522 struct hostent *h, *r;
525 (void) gethostbyname_r(n, h, b, bl, &r, &e)
527 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
528 AC_MSG_RESULT([6 args])
536 (void) gethostbyname_r(n, h, b, bl, &e)
538 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
539 AC_MSG_RESULT([5 args])
544 struct hostent_data *d;
547 (void) gethostbyname_r(n, h, d)
549 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
550 AC_MSG_RESULT([3 args])
552 AC_MSG_RESULT(unrecognised)
560 AC_CHECK_FUNC(gmtime_r, [
561 AC_MSG_CHECKING([signature of gmtime_r])
567 (void) gmtime_r(t, tm)
570 AC_DEFINE(HAVE_GMTIME_R)
572 AC_MSG_RESULT(unrecognised)
578 AC_CHECK_FUNC(localtime_r, [
579 AC_MSG_CHECKING([signature of localtime_r])
585 (void) localtime_r(t, tm)
588 AC_DEFINE(HAVE_LOCALTIME_R)
590 AC_MSG_RESULT(unrecognised)
596 dnl =================================================================
598 dnl FIXME: Not tested on Solaris yet...
599 dnl ISFIXED: Have tested it on Solaris, but there are other ways to
600 dnl make these checks generic, e.g.:
601 dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
602 dnl (Moritz Barsnick <moritz@barsnick.net>)
603 dnl =================================================================
609 *-solaris*) SOCKET_LIB="-lsocket -lnsl"
610 AC_DEFINE(__EXTENSIONS__)
611 if test "$GCC" = "yes"; then
612 # Set a GCC specific switch:
613 # This compiler switch makes Solaris thread-safe
615 SPECIAL_CFLAGS="-pthreads"
617 # What do we do without GCC? Guess this:
618 SPECIAL_CFLAGS="-D_REENTRANT"
625 dnl =================================================================
626 dnl Solaris problem, and others perhaps (socklen_t is undefined)
627 dnl =================================================================
629 AC_MSG_CHECKING([for socklen_t])
630 AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
632 AC_DEFINE(socklen_t,int,
633 [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
636 dnl =================================================================
638 dnl =================================================================
641 *-os2-emx*) SOCKET_LIB=-lsocket
647 dnl =================================================================
649 dnl =================================================================
652 *-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
656 dnl =================================================================
658 dnl =================================================================
661 *-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
665 dnl =================================================================
667 dnl =================================================================
672 *-amigaos) AMIGAOS_ONLY=
676 AC_SUBST(AMIGAOS_ONLY)
678 dnl =================================================================
680 dnl =================================================================
682 if test "$host_os" = haiku; then
683 # Omit the "-pthread" flag to gcc, even when building with gcc 2.95
686 # Haiku's pthreads implementation exists in its system library,
687 # libroot, not in a separate pthreads library
690 # Networking code exists in libnetwork
693 # Search Haiku's common-library folder to find its pcre and
694 # pcreposix libraries
695 LIBS="-L/boot/common/lib $LIBS"
698 dnl =================================================================
699 dnl Check for standard compiler stuff
700 dnl =================================================================
711 AC_CHECK_SIZEOF(int, 4)
712 AC_CHECK_SIZEOF(char *, 4)
713 AC_CHECK_SIZEOF(long, 4)
714 AC_CHECK_SIZEOF(long long, 8)
715 AC_CHECK_SIZEOF(size_t, 4)
717 dnl Checks for header files.
738 dnl Checks for library functions.
739 dnl bcopy is for PCRE
740 AC_CHECK_FUNCS([bcopy])
741 AC_PROG_GCC_TRADITIONAL
778 dnl Checks for RFC 2553 resolver and socket functions
779 AC_ARG_ENABLE(ipv6-support,
780 [ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
781 [if test $enableval = yes; then
782 enable_ipv6_support=yes
783 fi], enable_ipv6_support=yes)
785 if test $enable_ipv6_support != yes; then
786 AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
787 Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
788 elif test $target_type = mingw; then
789 AC_CHECK_LIB(ws2_32, main)
791 AC_MSG_CHECKING(getaddrinfo in ws2_32)
797 [getaddrinfo(0,0,0,0)],
798 have_ws2_32_getaddrinfo=yes
800 AC_MSG_RESULT($have_ws2_32_getaddrinfo)
802 AC_MSG_CHECKING(getnameinfo in ws2_32)
808 [getnameinfo(0,0,0,0,0,0,0)],
809 have_ws2_32_getnameinfo=yes
811 AC_MSG_RESULT($have_ws2_32_getnameinfo)
813 if test $have_ws2_32_getaddrinfo ; then
814 if test $have_ws2_32_getnameinfo ; then
815 AC_DEFINE([HAVE_RFC2553], [1],
816 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
817 getnameinfo(3) present])
821 AC_CHECK_FUNC([getaddrinfo],
822 [AC_CHECK_FUNC([getnameinfo],
823 [AC_DEFINE([HAVE_RFC2553], [1],
824 [Define if RFC 2553 resolver functions like getaddrinfo(3) and
825 getnameinfo(3) present])
830 dnl =================================================================
831 dnl Checks for libraries.
832 dnl =================================================================
833 dnl Note: Some systems may have the library but not the system header
834 dnl file, so we must check for both.
835 dnl Also check for correct version
836 AC_CHECK_LIB(pcre, pcre_compile, [
837 AC_CHECK_HEADER(pcre.h, [
838 AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
840 AC_CHECK_HEADER(pcre/pcre.h, [
841 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])
846 AC_CHECK_LIB(pcreposix, regcomp, [
847 AC_CHECK_HEADER(pcreposix.h, [
848 AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
850 AC_CHECK_HEADER(pcre/pcreposix.h, [
851 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)])
852 ], [have_pcreposix=no])
854 ], [have_pcreposix=no], -lpcre)
856 dnl ================================================================
857 dnl libpcrs is temporarily disabled.
859 dnl Privoxy's own pcrs version fixes some problems that
860 dnl are present in libpcrs 0.3, the last pcrs release we
861 dnl know of, and as libpcrs seems to be currently unmaintained
862 dnl we can't send these fixes upstream.
863 dnl ================================================================
865 dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
867 dnl =================================================================
869 dnl =================================================================
873 dnl =================================================================
875 dnl =================================================================
877 AC_ARG_ENABLE(toggle,
878 [ --disable-toggle Don't support temporary disable],
879 [if test $enableval = yes; then
880 AC_DEFINE(FEATURE_TOGGLE)
881 fi],AC_DEFINE(FEATURE_TOGGLE))
884 [ --disable-force Don't allow single-page disable],
885 [if test $enableval = yes; then
886 AC_DEFINE(FEATURE_FORCE_LOAD)
887 fi],AC_DEFINE(FEATURE_FORCE_LOAD))
889 AC_ARG_ENABLE(fast-redirects,
890 [ --disable-fast-redirects Don't support fast redirects],
891 [if test $enableval = yes; then
892 AC_DEFINE(FEATURE_FAST_REDIRECTS)
893 fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
896 [ --disable-stats Don't keep statistics],
897 [if test $enableval = yes; then
898 AC_DEFINE(FEATURE_STATISTICS)
899 fi],AC_DEFINE(FEATURE_STATISTICS))
901 AC_ARG_ENABLE(ie-images,
902 [ --enable-ie-images Enable a quick but not always reliable auto-detect whether requests from
903 MS Internet Explorer are for an image or not.],
904 [if test $enableval = yes; then
905 AC_DEFINE(FEATURE_IMAGE_DETECT_MSIE)
908 AC_ARG_ENABLE(image-blocking,
909 [ --disable-image-blocking Don't try to figure out whether a request is
910 for an image or HTML - assume HTML.],
911 [if test $enableval = yes; then
912 AC_DEFINE(FEATURE_IMAGE_BLOCKING)
914 AC_DEFINE(FEATURE_IMAGE_BLOCKING))
916 AC_ARG_ENABLE(acl-support,
917 [ --disable-acl-support Prevents the use of ACLs to control access to
918 Privoxy by IP address.],
919 [if test $enableval = yes; then
920 AC_DEFINE(FEATURE_ACL)
922 AC_DEFINE(FEATURE_ACL))
924 AC_ARG_ENABLE(trust-files,
925 [ --disable-trust-files Prevents the use of trust files.],
926 [if test $enableval = yes; then
927 AC_DEFINE(FEATURE_TRUST)
929 AC_DEFINE(FEATURE_TRUST))
931 AC_ARG_ENABLE(editor,
932 [ --disable-editor Prevents the use of the web-based actions file
933 editor and web-based temporary disable setting.],
934 [if test $enableval = yes; then
935 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS)
937 AC_DEFINE(FEATURE_CGI_EDIT_ACTIONS))
939 AC_ARG_ENABLE(no-gifs,
940 [ --enable-no-gifs Use politically correct PNG format instead of GIF
941 for built-in images. May not work with all browsers.],
942 [if test $enableval = yes; then
943 AC_DEFINE(FEATURE_NO_GIFS)
946 AC_ARG_ENABLE(graceful-termination,
947 [ --enable-graceful-termination Allow to shutdown Privoxy through the webinterface.],
948 [if test $enableval = yes; then
949 AC_DEFINE(FEATURE_GRACEFUL_TERMINATION)
952 AC_ARG_ENABLE(extended-host-patterns,
953 [ --enable-extended-host-patterns Enable and require PCRE syntax in host patterns. This feature hasn't
954 been announced yet and it's not clear if it's a good idea. It's expected
955 to work, but undocumented. You should only enable it if you know what
956 PCRE is and are sure that you need it for your host patterns. You can
957 use tools/url-pattern-translator.pl to convert existing action files to
958 use PCRE host patterns. Please don't enable this option when creating
959 packages for others that may not be expecting it.],
960 [if test $enableval = yes; then
961 AC_DEFINE(FEATURE_EXTENDED_HOST_PATTERNS)
964 AC_ARG_ENABLE(accept-filter,
965 [ --enable-accept-filter Try to use accf_http(9) if supported.],
966 [if test $enableval = yes; then
967 AC_DEFINE(FEATURE_ACCEPT_FILTER)
970 AC_ARG_ENABLE(strptime-sanity-checks,
971 [ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
972 conversion doesn't change the result. Can be useful if strptime() is
973 known or suspected to be broken.],
974 [if test $enableval = yes; then
975 AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
978 dnl pcre/pcrs is needed for CGI anyway, so
979 dnl the choice is only between static and
982 AC_ARG_ENABLE(dynamic-pcre,
983 [ --disable-dynamic-pcre Use the built-in, static pcre, even if libpcre is available],
984 [ if test $enableval = "no"; then have_pcre=no; fi ])
986 dnl =================================================
987 dnl libpcrs is temporarily disabled,
988 dnl see comment above for the reason.
989 dnl =================================================
990 dnl AC_ARG_ENABLE(dynamic-pcrs,
991 dnl [ --disable-dynamic-pcrs Use the built-in, static pcrs, even if libpcrs is available],
992 dnl [ if test $enableval = "no"; then have_pcrs=no; fi ])
995 dnl ====================================================
996 dnl This check is incomplete. For mingw32 zlib is found
997 dnl by configure, but not necessarily by the compiler.
998 dnl ====================================================
1000 [ --disable-zlib Don't use zlib to decompress data before filtering.],
1001 [enableval2=$enableval],
1003 if test $enableval2 = yes; then
1004 AC_CHECK_LIB(z, zlibVersion, [have_zlib="yes"], [have_zlib="no"])
1005 if test $have_zlib = "yes"; then
1007 AC_DEFINE(FEATURE_ZLIB,1,[Define to 1 to use zlib to decompress data before filtering.])
1009 AC_MSG_WARN([No zlib found.
1010 Privoxy will not be able to filter compressed content.
1011 This may become a fatal error in the future.])
1015 AC_ARG_ENABLE(compression,
1016 [ --enable-compression Allow Privoxy to compress buffered content if the client supports it. Requires zlib support.],
1017 [enableval2=$enableval],
1019 if test $enableval2 = yes; then
1020 if test $have_zlib = "yes"; then
1021 echo Enabling compression support.
1022 AC_DEFINE(FEATURE_COMPRESSION,1,[Define to 1 to use compression through the zlib library.])
1024 AC_MSG_WARN([No zlib found. Privoxy will not be able to (re-)compressed buffered content.])
1029 # If we have libpcre and either we also have pcreposix or
1030 # we don't need pcreposix, then link pcre dynamically; else
1031 # build it and link statically
1033 if test $have_pcre = "yes"; then
1034 echo "using libpcre"
1037 LIBS="$LIBS -lpcre -lpcreposix"
1039 AC_MSG_WARN([You are using the static PCRE code which is out of date and scheduled for removal, for details see:
1040 http://sourceforge.net/mailarchive/forum.php?thread_name=20080511195555.2dc6cfdc%40fabiankeil.de&forum_name=ijbswa-developers])
1042 AC_DEFINE(STATIC_PCRE)
1046 AC_DEFINE(FEATURE_CONNECTION_KEEP_ALIVE)
1048 if test $have_pthread = "yes" -o $target_type = "mingw"; then
1049 echo Enabling connection-sharing support.
1050 AC_DEFINE(FEATURE_CONNECTION_SHARING)
1053 dnl =================================================
1054 dnl libpcrs is temporarily disabled,
1055 dnl see comment above for the reason.
1056 dnl =================================================
1057 dnl # If we have libpcrs and pcre is linked dynamically
1058 dnl # then also link pcrs dynamically, else build and link
1059 dnl # pcrs statically
1061 dnl if test $have_pcrs = "yes" -a $pcre_dyn = "yes"; then
1062 dnl echo "using libpcrs"
1063 dnl STATIC_PCRS_ONLY=#
1064 dnl LIBS="$LIBS -lpcrs"
1066 dnl echo "using built-in static pcrs"
1067 AC_DEFINE(STATIC_PCRS)
1071 AC_SUBST(STATIC_PCRE_ONLY)
1072 AC_SUBST(STATIC_PCRS_ONLY)
1074 dnl =================================================================
1075 dnl Final cleanup and output
1076 dnl =================================================================
1078 dnl Remove the SPECIAL_CFLAGS stuff from CFLAGS, and add it separately
1080 CFLAGS=$old_CFLAGS_nospecial
1081 AC_SUBST(SPECIAL_CFLAGS)
1083 AC_SUBST(PTHREAD_LIB)
1085 AC_OUTPUT(GNUmakefile doc/source/ldp.dsl)