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configure.in
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dnl Process this file with autoconf to produce a configure script.
dnl
dnl Written by and Copyright (C) 2001-2023 the
dnl Privoxy team. https://www.privoxy.org/
dnl
dnl Based on the Internet Junkbuster originally written
dnl by and Copyright (C) 1997 Anonymous Coders and
dnl Junkbusters Corporation. http://www.junkbusters.com
dnl
dnl This program is free software; you can redistribute it
dnl and/or modify it under the terms of the GNU General
dnl Public License as published by the Free Software
dnl Foundation; either version 2 of the License, or (at
dnl your option) any later version.
dnl
dnl This program is distributed in the hope that it will
dnl be useful, but WITHOUT ANY WARRANTY; without even the
dnl implied warranty of MERCHANTABILITY or FITNESS FOR A
dnl PARTICULAR PURPOSE. See the GNU General Public
dnl License for more details.
dnl
dnl The GNU General Public License should be included with
dnl this file. If not, you can view it at
dnl http://www.gnu.org/copyleft/gpl.html
dnl or write to the Free Software Foundation, Inc., 59
dnl Temple Place - Suite 330, Boston, MA 02111-1307, USA.
dnl
dnl =================================================================
dnl AutoConf Initialization
dnl =================================================================
AC_REVISION($Revision: 1.213 $)
AC_INIT(jcc.c)
if test ! -f config.h.in; then
echo "You need to run autoheader first. "
echo -n "Shall I do this for you now? (y/n) "
read answer
if test "$answer" != "y"; then
exit 1
else
autoheader
fi
fi
AC_CONFIG_HEADER([config.h])
AC_CANONICAL_HOST
dodk=auto
DKPREFIX=none
AC_ARG_WITH(docbook, dnl
--with-docbook=[[yes|no|directory]]
Enable docbook documentation creation
(default = yes, for gnu and linux),[dnl
case "$with_docbook" in
yes) dodk=yes;;
no) dodk=no;;
*)
dodk=yes
DKPREFIX=$withval
;;
esac
])
DB2HTML=false
AC_ARG_WITH(db2html, dnl
--with-db2html=<path/executable>
Set the location of the docbook to html converter
(default = search),[dnl
DB2HTML=$withval
])
dnl =================================================================
dnl Application version number
dnl =================================================================
dnl CODE_STATUS can be "alpha", "beta", "stable" or "UNRELEASED",
dnl and will be used for CGI output. Increment version number and
dnl set status to "UNRELEASED" whenever git differs from the last
dnl release and no new release is near.
VERSION_MAJOR=3
VERSION_MINOR=0
VERSION_POINT=35
CODE_STATUS="UNRELEASED"
dnl Timestamp (date +%s) used by the mtree-spec target.
dnl Should be updated before releases but forgetting it isn't critical.
SOURCE_DATE_EPOCH=1672586827
dnl =================================================================
dnl Substitute the version numbers
dnl =================================================================
AC_SUBST(VERSION_MAJOR)
AC_SUBST(VERSION_MINOR)
AC_SUBST(VERSION_POINT)
AC_SUBST(CODE_STATUS)
AC_SUBST(SOURCE_DATE_EPOCH)
dnl
AC_DEFINE_UNQUOTED(VERSION_MAJOR,${VERSION_MAJOR})
AC_DEFINE_UNQUOTED(VERSION_MINOR,${VERSION_MINOR})
AC_DEFINE_UNQUOTED(VERSION_POINT,${VERSION_POINT})
AC_DEFINE_UNQUOTED(VERSION,"${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_POINT}")
AC_DEFINE_UNQUOTED(CODE_STATUS,"${CODE_STATUS}")
dnl =================================================================
dnl Checks for programs needed to build.
dnl =================================================================
dnl Keep AC_PROG_CC from setting its own defaults:
if test "X$CFLAGS" = "X"; then
CFLAGS=" "
fi
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_AWK
AC_CHECK_PROG(GDB,gdb,yes,no)
AC_PATH_PROG(BGROUPS,groups,no,$PATH:/bin:/usr/bin:/usr/local/bin)
AC_PATH_PROG(ID,id,no,$PATH:/bin:/usr/bin:/usr/local/bin)
AC_SUBST(ID)
AC_SUBST(BGROUPS)
dnl =================================================================
dnl debug, gcc and gdb support
dnl =================================================================
AC_ARG_WITH(debug,
[ --with-debug Enable debug mode],
[
if test "x$withval" != "xno" ; then
if test $ac_cv_prog_cc_g = yes; then
if test "$GCC" = yes; then
if test "$GDB"; then
CFLAGS="$CFLAGS -ggdb"
else
CFLAGS="$CFLAGS -g"
fi
CFLAGS="$CFLAGS -Wshadow -Wconversion"
else
CFLAGS="$CFLAGS -g"
fi
fi
fi
],
[
if test "X$CFLAGS" = "X "; then # if CFLAGS were unset (see above)
if test "$GCC" = yes; then
CFLAGS="-O2"
fi
fi
]
)
AC_ARG_WITH(assertions, [ --with-assertions Enable assertions])
if test "x$with_assertions" != "xyes"; then
CFLAGS="$CFLAGS -DNDEBUG"
fi
AC_ARG_WITH(asan, [ --with-asan Enable AddressSanitizer. Requires compiler support.])
if test "x$with_asan" = "xyes"; then
CFLAGS="$CFLAGS -fsanitize=address"
LDFLAGS="$LDFLAGS -fsanitize=address"
fi
AC_ARG_WITH(msan, [ --with-msan Enable MemorySanitizer. Requires compiler support.])
if test "x$with_msan" = "xyes"; then
CFLAGS="$CFLAGS -fsanitize=memory"
LDFLAGS="$LDFLAGS -fsanitize=memory"
fi
AC_ARG_WITH(usan, [ --with-usan Enable UndefinedBehaviorSanitizer. Requires compiler support.])
if test "x$with_usan" = "xyes"; then
CFLAGS="$CFLAGS -fsanitize=undefined"
LDFLAGS="$LDFLAGS -fsanitize=undefined"
fi
dnl =================================================================
dnl Check for user and group validity
dnl =================================================================
if test "$host_os" = haiku; then
echo "Skipping user and group validity stuff.";
else
$ID privoxy >/dev/null 2>/dev/null
if test $? -ne 0 ; then
AC_MSG_WARN(There is no user 'privoxy' on this system)
fi
AC_MSG_CHECKING([for user])
AC_ARG_WITH(user,
[ --with-user=privoxy Set user under which privoxy will run],
[
if test "x$withval" != "xyes"; then
if test $ID = no ; then
AC_MSG_ERROR(There is no 'id' program on this system)
else
AC_MSG_RESULT($with_user)
$ID $with_user 2>/dev/null >/dev/null
if test $? -eq 0 ; then
USER=$with_user;
else
AC_MSG_ERROR(There is no user '$with_user' on this system)
fi
fi
else
AC_MSG_ERROR(We need a user if you give me this parameter)
fi
],
[
if test $ID = no ; then
AC_MSG_ERROR(There is no 'id' program on this system)
else
AC_MSG_RESULT(none specified)
USER=$with_user
fi
]
)
AC_SUBST(USER)
AC_MSG_CHECKING([for group])
AC_ARG_WITH(group,
[ --with-group=privoxy Set group for privoxy],
[
if test "x$withval" != "xyes"; then
if test $BGROUPS = no ; then
AC_MSG_ERROR(There is no 'groups' program on this system)
else
AC_MSG_RESULT($with_group)
$BGROUPS $USER >/dev/null
if test $? -eq 0 ; then
for i in `$BGROUPS $USER | sed 's/.*: //' 2>/dev/null`; do
if test "x$i" = "x$with_group" ; then
GROUP=$with_group
break
fi
done
if test "x$GROUP" != "x$with_group" ; then
AC_MSG_ERROR(The given value '$withval' does not match group entry)
fi
else
AC_MSG_ERROR(There is no group entry for user '$USER')
fi
fi
else
AC_MSG_ERROR(We need a group if you give me this parameter)
fi
],
[
if test $BGROUPS = no ; then
AC_MSG_ERROR(There is no 'groups' program on this system)
else
AC_MSG_RESULT(none specified)
GROUP=$with_group;
fi
]
)
AC_SUBST(GROUP)
fi
dnl =================================================================
dnl additional gcc flags
dnl =================================================================
dnl
if test "$GCC"; then
if test "$host" != "powerpc-unknown-amigaos"; then
CFLAGS="-pipe $CFLAGS"
fi
fi
dnl =================================================================
dnl Build type
dnl =================================================================
dnl
dnl Must do this first.
dnl
dnl Reason: This sets CFLAGS in order to switch the Cygwin compiler
dnl into Cygwin or MinGW32 modes. Depending on the mode selected,
dnl the compiler will use completely different sets of library
dnl and include files.
dnl
dnl =================================================================
AC_MINGW32
AC_CYGWIN
if test "$MINGW32" = "yes"; then
target_type=mingw
else
if test "$CYGWIN" = "yes"; then
target_type=cygwin
else
target_type=unix
fi
fi
if test $dodk = auto; then
dodk=no
if test $target_type = unix; then
case "$host_os" in
linux* | gnu* | *bsd*)
dodk=yes
;;
esac
fi
fi
dnl Decide what to do based on target_type
dnl Note: PTHREAD_LIB is always set, even if pthread is disabled.
dnl This is because we don't know yet whether pthread is enabled.
AC_ARG_ENABLE(mingw32,
[ --enable-mingw32 Use mingw32 for a Windows GUI],
[if test $enableval = yes; then
target_type=mingw
fi])
if test $target_type = mingw; then
WIN_ONLY=
CFLAGS="$CFLAGS -DWINVER=0x501"
SPECIAL_CFLAGS="-mwindows"
dnl from the cygwin FAQ: The regular setup allows you to use the -mwindows option
dnl to include a set of the basic libraries user32, gdi32 and comdlg32.
dnl (and also make your program a GUI program instead of a console program)
PTHREAD_LIB=-lpthread
echo "Using mingw32 (Win32 GUI)"
else
WIN_ONLY=#
if test $target_type = cygwin; then
SPECIAL_CFLAGS="-mno-win32"
PTHREAD_LIB=
echo "Using Cygnus (Win32 command line)"
else
SPECIAL_CFLAGS=
PTHREAD_LIB=-lpthread
fi
fi
AC_SUBST(WIN_ONLY)
if test $dodk != no; then
AC_CHECK_PROGS(W3M, w3m, false)
if test "$W3M" = false; then
AC_MSG_WARN(You need w3m to build text documentation.)
fi
if test $DB2HTML = false; then
dnl We need to clean the variable, otherwise AC_CHECK_PROGS
dnl will fail
DB2HTML=""
AC_CHECK_PROGS(DB2HTML,db2html docbook2html,false)
fi
fi
AC_SUBST(W3M)
AC_SUBST(DB2HTML)
dnl prefer openjade to jade
dnl Check for jade, so we can build the documentation
AC_CHECK_PROGS(JADEBIN,openjade jade,false)
AC_SUBST(JADEBIN)
dnl Prefer OpenSP to SP
dnl ref: https://lists.privoxy.org/pipermail/privoxy-devel/2018-November/000293.html
AC_CHECK_PROGS(NSGMLS,onsgmls nsgmls,false)
AC_SUBST(NSGMLS)
dnl Check for man2html for docs.
AC_CHECK_PROGS(MAN2HTML,man2html,false)
AC_SUBST(MAN2HTML)
dnl Set doc status flag for conditional content inclusions
DOC_STATUS=p-not-stable
if test $CODE_STATUS = stable; then
DOC_STATUS="p-stable"
fi
AC_SUBST(DOC_STATUS)
dnl Checking for the docbook.dsl stylesheet file
dnl It is still not portable (directory slash)
JADECAT=""
if test $dodk = yes; then
if test $DKPREFIX = none; then
for i in /usr/share/sgml/docbook/dsssl-stylesheets \
/usr/share/sgml/docbkdsl /usr/share/sgml/docbook-dsssl \
/usr/local/share/sgml/docbook/dsssl/modular \
/usr/share/sgml/docbook/stylesheet/dsssl/modular/ \
; do
dnl echo -n does not fly with /bin/sh.
dnl echo -n "checking for $i/html/docbook.dsl..."
AC_MSG_CHECKING([for $i])
if test -f $i/html/docbook.dsl; then
echo "yes"
DKPREFIX=$i
break
else
echo "no"
fi
done
# where are the catalogs?
for i in /usr/share/sgml/CATALOG.docbk30 \
/usr/share/sgml/CATALOG.docbk31 \
/usr/share/sgml/CATALOG.docbk31 \
/usr/local/share/sgml/docbook/2.4.1/docbook.cat \
/usr/local/share/sgml/docbook/3.0/docbook.cat \
/usr/local/share/sgml/docbook/3.1/docbook.cat \
/usr/share/sgml/docbook/dtd/3.1/docbook.cat \
; do
dnl echo -n "checking for $i..."
AC_MSG_CHECKING([for $i])
if test -f $i; then
echo "yes"
JADECAT="$JADECAT -c $i"
else
echo "no"
fi
done
fi
fi
AC_SUBST(JADECAT)
AC_SUBST(DKPREFIX)
AC_ARG_ENABLE(large-file-support,
[ --enable-large-file-support Define _LARGE_FILES and friends.
Required by some systems to support files larger then 2GB.],
[if test $enableval = yes; then
CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES -D_LARGEFILE_SOURCE=1"
fi])
AC_ARG_ENABLE(static-linking,
[ --enable-static-linking Use static linking instead of dynamic linking (ie. LDFLAGS=-static)],
[ if test $enableval = yes; then LDFLAGS="$LDFLAGS -static"; use_static_pcre="yes"; fi ])
dnl Save old CFLAGS so we can restore them later, then add SPECIAL_CFLAGS
old_CFLAGS_nospecial=$CFLAGS
CFLAGS="$CFLAGS $SPECIAL_CFLAGS"
# Hack to force AutoConf to use the CFLAGS we just set
dnl Warning: This may break with a future version of Autoconf
dnl Tested with autoconf 2.13
ac_cpp='$CPP $CPPFLAGS $SPECIAL_CFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
dnl =================================================================
dnl Thread support
dnl =================================================================
AC_CHECK_HEADER(pthread.h, [have_pthread=yes], [have_pthread=no])
AC_ARG_ENABLE(pthread,
[ --disable-pthread Don't use POSIX threads (pthreads)],
[if test $enableval = no; then
# Disable pthreads
if test $have_pthread = yes -a $target_type != mingw; then
AC_MSG_WARN([pthreads seem to be available but you are using --disable-pthread.])
AC_MSG_WARN([This is almost always a mistake and can render Privoxy unacceptable slow.])
AC_MSG_WARN([Also various Privoxy features only work when using threads and won't even compile without them.])
fi
have_pthread=no
fi])
if test $have_pthread = yes; then
PTHREAD_ONLY=
AC_DEFINE(FEATURE_PTHREAD)
echo Using POSIX threads
if test "$GCC" = "yes"; then
# Set a GCC specific switch:
if test "$target_type" = "unix"; then
ac_jgf_save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -pthread"
AC_TRY_LINK([#include <pthread.h>],
[void *p = pthread_create;],
[
# This compiler switch makes GCC on Linux thread-safe
# However, it's not supported on most other OS.
PTHREAD_LIB=
SPECIAL_CFLAGS="-pthread"
])
CFLAGS=$ac_jgf_save_CFLAGS
fi
fi
else
PTHREAD_ONLY=#
echo Using native threads
fi
AC_SUBST(PTHREAD_ONLY)
dnl =================================================================
dnl On most platforms select() does not support fd numbers above
dnl FD_SETSIZE, as a result Privoxy can't handle more than
dnl approximately FD_SETSIZE/2 client connections.
dnl On some platforms the value can be changed at compile time,
dnl on others it's hardcoded and requires recompilation of the OS.
dnl Only relevant if select() is actually being used.
dnl =================================================================
AC_ARG_WITH(fdsetsize,
[ --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. Pointless if Privoxy can use poll() instead of select().],
[
if test "x$withval" != "xyes"; then
AC_DEFINE_UNQUOTED(FD_SETSIZE,$with_fdsetsize,[Relevant for select(). Not honoured by all OS.])
echo "Redefining FD_SETSIZE to $with_fdsetsize."
AC_MSG_WARN(On platforms that don't support FD_SETSIZE redefinition it may cause memory corruption.)
else
AC_MSG_ERROR(--with-fdsetsize used without value)
fi
]
)
dnl =================================================================
dnl Support for thread-safe versions of gethostbyaddr, gethostbyname,
dnl gmtime and localtime
dnl =================================================================
dnl Next line needed to find the gethost*_r functions on Solaris
AC_CHECK_LIB(nsl, gethostbyname)
AC_CHECK_FUNC(gethostbyaddr_r, [
AC_MSG_CHECKING([signature of gethostbyaddr_r])
AC_TRY_COMPILE([
# include <netdb.h>
], [
struct hostent *h, *hp;
char *a, *b;
int l, bl, t, e;
(void) gethostbyaddr_r(a, l, t, h, b, bl, &hp, &e)
], [
AC_DEFINE(HAVE_GETHOSTBYADDR_R_8_ARGS)
AC_MSG_RESULT([8 args])
], [
AC_TRY_COMPILE([
# include <netdb.h>
], [
struct hostent *h;
char *a, *b;
int l, bl, t, e;
(void) gethostbyaddr_r(a, l, t, h, b, bl, &e)
], [
AC_DEFINE(HAVE_GETHOSTBYADDR_R_7_ARGS)
AC_MSG_RESULT([7 args])
], [
AC_TRY_COMPILE([
# include <netdb.h>
], [
struct hostent_data *d;
struct hostent *h;
char a,
int l, t;
(void) gethostbyaddr_r(a, l, t, h, d)
], [
AC_DEFINE(HAVE_GETHOSTBYADDR_R_5_ARGS)
AC_MSG_RESULT([5 args])
], [
AC_MSG_RESULT(unrecognised)
])
])
])
], [
AC_MSG_RESULT(no)
])
AC_CHECK_FUNC(gethostbyname_r, [
AC_MSG_CHECKING([signature of gethostbyname_r])
AC_TRY_COMPILE([
# include <netdb.h>
], [
struct hostent *h, *r;
char *n, *b;
int bl, e;
(void) gethostbyname_r(n, h, b, bl, &r, &e)
], [
AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARGS)
AC_MSG_RESULT([6 args])
], [
AC_TRY_COMPILE([
# include <netdb.h>
], [
struct hostent *h;
char *n, *b;
int bl, e;
(void) gethostbyname_r(n, h, b, bl, &e)
], [
AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARGS)
AC_MSG_RESULT([5 args])
], [
AC_TRY_COMPILE([
# include <netdb.h>
], [
struct hostent_data *d;
struct hostent *h;
char *n,
(void) gethostbyname_r(n, h, d)
], [
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARGS)
AC_MSG_RESULT([3 args])
], [
AC_MSG_RESULT(unrecognised)
])
])
])
], [
AC_MSG_RESULT(no)
])
AC_CHECK_FUNC(gmtime_r, [
AC_MSG_CHECKING([signature of gmtime_r])
AC_TRY_COMPILE([
# include <time.h>
], [
struct time *t;
struct tm *tm;
(void) gmtime_r(t, tm)
], [
AC_MSG_RESULT(ok)
AC_DEFINE(HAVE_GMTIME_R)
], [
AC_MSG_RESULT(unrecognised)
])
], [
AC_MSG_RESULT(no)
])
AC_CHECK_FUNC(localtime_r, [
AC_MSG_CHECKING([signature of localtime_r])
AC_TRY_COMPILE([
# include <time.h>
], [
struct time *t;
struct tm *tm;
(void) localtime_r(t, tm)
], [
AC_MSG_RESULT(ok)
AC_DEFINE(HAVE_LOCALTIME_R)
], [
AC_MSG_RESULT(unrecognised)
])
], [
AC_MSG_RESULT(no)
])
dnl =================================================================
dnl Solaris specific
dnl FIXME: Not tested on Solaris yet...
dnl ISFIXED: Have tested it on Solaris, but there are other ways to
dnl make these checks generic, e.g.:
dnl AC_CHECK_FUNC(getsockopt, , AC_CHECK_LIB(socket, getsockopt))
dnl (Moritz Barsnick <[email protected]>)
dnl =================================================================
SOCKET_LIB=
case "$host" in
*-solaris*) SOCKET_LIB="-lsocket -lnsl"
AC_DEFINE(__EXTENSIONS__)
if test "$GCC" = "yes"; then
# Set a GCC specific switch:
# This compiler switch makes Solaris thread-safe
PTHREAD_LIB=
SPECIAL_CFLAGS="-pthreads"
else
# What do we do without GCC? Guess this:
SPECIAL_CFLAGS="-D_REENTRANT"
fi
;;
esac
AC_SUBST(SOCKET_LIB)
dnl =================================================================
dnl Solaris problem, and others perhaps (socklen_t is undefined)
dnl =================================================================
if test $target_type != mingw; then
# i686-w64-mingw32-gcc gets socklen_t define from ws2tcpip.h
AC_MSG_CHECKING([for socklen_t])
AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
AC_MSG_RESULT([no])
AC_DEFINE(socklen_t,int,
[ Define to 'int' if <sys/socket.h> doesn't have it. ]))
fi
dnl =================================================================
dnl Mac OSX specific
dnl =================================================================
case "$host" in
*-apple-darwin*) SPECIAL_CFLAGS="-Dunix"
;;
esac
dnl =================================================================
dnl OpenBSD specific
dnl =================================================================
case "$host" in
*-openbsd*) SPECIAL_CFLAGS="$SPECIAL_CFLAGS -Dunix"
;;
esac
dnl =================================================================
dnl Haiku specific
dnl =================================================================
if test "$host_os" = haiku; then
# Omit the "-pthread" flag to gcc, even when building with gcc 2.95
SPECIAL_CFLAGS=
# Haiku's pthreads implementation exists in its system library,
# libroot, not in a separate pthreads library
PTHREAD_LIB=
# Networking code exists in libnetwork
SOCKET_LIB=-lnetwork
# Search Haiku's common-library folder to find its pcre and
# pcreposix libraries
LIBS="-L/boot/common/lib $LIBS"
fi
dnl =================================================================
dnl Check for standard compiler stuff
dnl =================================================================
AC_EXEEXT
AC_OBJEXT
AC_HEADER_STDC
AC_HEADER_DIRENT
AC_C_CONST
AC_TYPE_SIZE_T
AC_TYPE_PID_T
AC_HEADER_TIME
AC_STRUCT_TM
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(char *, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 8)
AC_CHECK_SIZEOF(size_t, 4)
AC_CHECK_SIZEOF(time_t, 8)
dnl Checks for header files.
AC_CHECK_HEADERS([ \
OS.h \
arpa/inet.h \
errno.h \
fcntl.h \
limits.h \
locale.h \
netdb.h \
netinet/in.h \
stddef.h \
stdlib.h \
string.h \
sys/ioctl.h \
sys/socket.h \
sys/time.h \
sys/timeb.h \
sys/wait.h \
unistd.h \
])
dnl Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
AC_CHECK_FUNCS([ \
access \
arc4random \
atexit \
calloc \
getcwd \
gethostbyaddr \
gethostbyaddr_r \
gethostbyname \
gethostbyname_r \
gettimeofday \
inet_ntoa \
memchr \
memmove \
memset \
nanosleep \
poll \
putenv \
random \
regcomp \
select \
setlocale \
shutdown \
snprintf \
socket \
strchr \
strdup \
strerror \
strftime \
strlcat \
strlcpy \
strptime \
strtoul \
timegm \
tzset \
])
dnl Checks for RFC 2553 resolver and socket functions
AC_ARG_ENABLE(ipv6-support,
[ --disable-ipv6-support Disable IPv6 support and other RFC-2554-related improvements],
[if test $enableval = yes; then
enable_ipv6_support=yes
fi], enable_ipv6_support=yes)
if test $enable_ipv6_support != yes; then
AC_MSG_WARN([Skipping checks for IPv6 support and other RFC-2554-related improvements.
Due to lock contention, this may result in slower DNS resolution for IPv4 setups, too.])
elif test $target_type = mingw; then
AC_CHECK_LIB(ws2_32, main)
AC_MSG_CHECKING(getaddrinfo in ws2_32)
AC_TRY_LINK(
[
#include<winsock2.h>
#include<windows.h>
#include<ws2tcpip.h>
],
[getaddrinfo(0,0,0,0)],
have_ws2_32_getaddrinfo=yes
)
AC_MSG_RESULT($have_ws2_32_getaddrinfo)
AC_MSG_CHECKING(getnameinfo in ws2_32)
AC_TRY_LINK(
[
#include<winsock2.h>
#include<windows.h>
#include<ws2tcpip.h>
],
[getnameinfo(0,0,0,0,0,0,0)],
have_ws2_32_getnameinfo=yes
)
AC_MSG_RESULT($have_ws2_32_getnameinfo)
if test $have_ws2_32_getaddrinfo ; then
if test $have_ws2_32_getnameinfo ; then
AC_DEFINE([HAVE_RFC2553], [1],
[Define if RFC 2553 resolver functions like getaddrinfo(3) and
getnameinfo(3) present])
fi
fi
else
AC_CHECK_FUNC([getaddrinfo],
[AC_CHECK_FUNC([getnameinfo],
[AC_DEFINE([HAVE_RFC2553], [1],
[Define if RFC 2553 resolver functions like getaddrinfo(3) and
getnameinfo(3) present])
])
])
fi
AC_ARG_ENABLE(pcre2,
[ --disable-pcre2 Don't try to use pcre2 even if it's available],
[enableval2=$enableval],
[enableval2=yes])
if test $enableval2 = yes; then
try_pcre2=yes
else
AC_MSG_WARN([Ignoring pcre2 even if it's available])
try_pcre2=no
have_pcre2=no
fi
if test $try_pcre2 != no; then
dnl =================================================================
dnl Checks for libraries.
dnl =================================================================
dnl Note: Some systems may have the library but not the system header
dnl file, so we must check for both.
dnl Also check for correct version
AC_CHECK_LIB(pcre2-8, pcre2_compile_8, [
AC_CHECK_HEADER(pcre2.h, [
AC_EGREP_HEADER(pcre2_pattern_info, pcre2.h,[have_pcre2=yes; AC_DEFINE(HAVE_PCRE2)], [AC_MSG_WARN([[pcre2 old version installed]]); have_pcre2=no])
], [
AC_CHECK_HEADER(pcre2/pcre2.h, [
AC_EGREP_HEADER(pcre2_pattern_info, pcre2/pcre2.h, [have_pcre2=yes; AC_DEFINE(PCRE2_H_IN_SUBDIR)], [AC_MSG_WARN([[pcre2 old version installed]]); have_pcre2=no])
], [have_pcre2=no])
], [#define PCRE2_CODE_UNIT_WIDTH 8])
], [have_pcre2=no])
AC_CHECK_LIB(pcre2-posix, regcomp, [
AC_CHECK_HEADER(pcre2posix.h, [
AC_EGREP_HEADER(pcre2_regerror, pcre2posix.h, [have_pcre2posix=yes],[AC_MSG_WARN([[pcre2posix old version installed]]); have_pcre2posix=no])
], [
AC_CHECK_HEADER(pcre/pcre2posix.h, [
AC_EGREP_HEADER(pcre2_regerror, pcre2/pcre2posix.h, [have_pcre2posix=yes; AC_DEFINE(PCRE2POSIX_H_IN_SUBDIR)],[AC_MSG_WARN([[pcre2posix old version installed]]); have_pcre2posix=no])
], [have_pcre2posix=no])
])
], [have_pcre2posix=no], -lpcre2-8)
fi
if test $have_pcre2 = "no"; then
AC_CHECK_LIB(pcre, pcre_compile, [
AC_CHECK_HEADER(pcre.h, [
AC_EGREP_HEADER(pcre_fullinfo, pcre.h, [have_pcre=yes], [AC_MSG_WARN([[pcre old version installed]]); have_pcre=no])
], [
AC_CHECK_HEADER(pcre/pcre.h, [
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])
], [have_pcre=no])
])
], [have_pcre=no])
AC_CHECK_LIB(pcreposix, regcomp, [
AC_CHECK_HEADER(pcreposix.h, [
AC_EGREP_HEADER(pcreposix_regerror, pcreposix.h, [AC_MSG_WARN([[pcreposix old version installed]]); have_pcreposix=no], [have_pcreposix=yes])
], [
AC_CHECK_HEADER(pcre/pcreposix.h, [
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)])
], [have_pcreposix=no])
])
], [have_pcreposix=no], -lpcre)
fi
dnl ================================================================
dnl libpcrs is temporarily disabled.
dnl
dnl Privoxy's own pcrs version fixes some problems that
dnl are present in libpcrs 0.3, the last pcrs release we
dnl know of, and as libpcrs seems to be currently unmaintained
dnl we can't send these fixes upstream.
dnl ================================================================
dnl
dnl AC_CHECK_LIB(pcrs, pcrs_compile, [AC_CHECK_HEADER(pcrs.h, [have_pcrs=yes], [have_pcrs=no])], [have_pcrs=no], -lpcre)
dnl =================================================================
dnl Always defined
dnl =================================================================
AC_DEFINE(__MT__)
dnl =================================================================
dnl Features
dnl =================================================================
AC_ARG_ENABLE(toggle,
[ --disable-toggle Don't support temporary disable],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_TOGGLE)
fi],AC_DEFINE(FEATURE_TOGGLE))
AC_ARG_ENABLE(force,
[ --disable-force Don't allow single-page disable],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_FORCE_LOAD)
fi],AC_DEFINE(FEATURE_FORCE_LOAD))
AC_ARG_ENABLE(fast-redirects,
[ --disable-fast-redirects Don't support fast redirects],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_FAST_REDIRECTS)
fi], AC_DEFINE(FEATURE_FAST_REDIRECTS))
AC_ARG_ENABLE(stats,
[ --disable-stats Don't keep statistics],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_STATISTICS)
fi],AC_DEFINE(FEATURE_STATISTICS))
AC_ARG_ENABLE(extended-statistics,
[ --enable-extended-statistics Gather extended statistics.],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_EXTENDED_STATISTICS)
fi])
AC_ARG_ENABLE(image-blocking,
[ --disable-image-blocking Don't try to figure out whether a request is
for an image or HTML - assume HTML.],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_IMAGE_BLOCKING)
fi],
AC_DEFINE(FEATURE_IMAGE_BLOCKING))
AC_ARG_ENABLE(acl-support,
[ --disable-acl-support Prevents the use of ACLs to control access to
Privoxy by IP address.],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_ACL)
fi],
AC_DEFINE(FEATURE_ACL))
AC_ARG_ENABLE(trust-files,
[ --disable-trust-files Prevents the use of trust files.],
[if test $enableval = yes; then
AC_DEFINE(FEATURE_TRUST)
fi],