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configure.ac
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## Copyright (C) 1996-2021 The Squid Software Foundation and contributors
##
## Squid software is distributed under GPLv2+ license and includes
## contributions from numerous individuals and organizations.
## Please see the COPYING and CONTRIBUTORS files for details.
##
AC_INIT([Squid Web Proxy],[6.0.0-VCS],[http://bugs.squid-cache.org/],[squid])
AC_PREREQ(2.61)
AC_CONFIG_HEADERS([include/autoconf.h])
AC_CONFIG_AUX_DIR(cfgaux)
AC_CONFIG_SRCDIR([src/main.cc])
AM_INIT_AUTOMAKE([tar-ustar nostdinc subdir-objects dist-xz])
AC_REVISION($Revision$)dnl
AC_PREFIX_DEFAULT(/usr/local/squid)
AM_MAINTAINER_MODE
m4_include([acinclude/ax_with_prog.m4])
m4_include([acinclude/init.m4])
m4_include([acinclude/squid-util.m4])
m4_include([acinclude/compiler-flags.m4])
m4_include([acinclude/os-deps.m4])
m4_include([acinclude/krb5.m4])
m4_include([acinclude/pam.m4])
m4_include([acinclude/pkg.m4])
m4_include([acinclude/tdb.m4])
m4_include([acinclude/lib-checks.m4])
m4_include([acinclude/ax_cxx_compile_stdcxx_11.m4])
m4_include([acinclude/ax_cxx_0x_types.m4])
PRESET_CFLAGS="$CFLAGS"
PRESET_CXXFLAGS="$CXXFLAGS"
PRESET_LDFLAGS="$LDFLAGS"
dnl Set default LDFLAGS
if test "x$LDFLAGS" = "x" ; then
LDFLAGS="-g"
fi
# Check for GNU cc
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CXX
AC_LANG([C++])
AC_CANONICAL_HOST
# Clang 3.2 on some CPUs requires -march-native to detect correctly.
# GCC 4.3+ can also produce faster executables when its used.
# But building inside a virtual machine environment has been found to
# cause random Illegal Instruction errors due to mis-detection of CPU.
AC_ARG_ENABLE(arch-native,
AS_HELP_STRING([--disable-arch-native],[Some compilers offer CPU-specific
optimizations with the -march=native parameter.
This flag disables the optimization. The default is to
auto-detect compiler support and use where available.]), [
SQUID_YESNO([$enableval],
[Unrecognized argument to --disable-arch-native: $enableval])
])
AC_MSG_NOTICE([CPU arch native optimization enabled: ${enable_arch_native:=auto}])
if test "x${enable_arch_native}" != "xno"; then
SQUID_CC_CHECK_ARGUMENT([squid_cv_check_marchnative],[-march=native])
fi
# might be cross-compiling.
# NP: BUILDCXXFLAGS defined at the end of configure after CXXFLAGS fully known.
AC_ARG_VAR([BUILDCXX],[path to compiler for building compile-time tools. e.g. cf_gen])
if test "x$HOSTCXX" != "x" -a "x$BUILDCXX" = "x"; then
AC_MSG_WARN([Cross-compiling with HOSTCXX is deprecated. Uses BUILDCXX instead.])
BUILDCXX="$HOSTCXX"
fi
if test "x$BUILDCXX" = "x"; then
BUILDCXX="$CXX"
if test "x$squid_cv_check_marchnative" = "xyes"; then
CXXFLAGS="$CXXFLAGS -march=native"
fi
fi
AC_SUBST(BUILDCXX)
AC_MSG_CHECKING([simplified host os])
simple_host_os=`echo $host_os|sed 's/[0-9].*//g;s/-.*//g'`
squid_host_os_version=`echo $host_os|tr -d "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-"`
if test -n "$squid_host_os_version"; then
squid_host_os="`echo $simple_host_os| sed s/$squid_host_os_version//g`"
else
squid_host_os="$simple_host_os"
fi
AC_MSG_RESULT($squid_host_os (version $squid_host_os_version))
# on windows squid_host_os is either mingw or cygwin, version is 32
# this needs to be before any test is run, to have more standard
# functions available on some Unix sysems (e.g. Solaris)
if test "x$squid_host_os" = "solaris" -a "x$GCC" != "x" ; then
AC_USE_SYSTEM_EXTENSIONS
fi
# If the user did not specify a C++ version.
user_cxx=`echo "$PRESET_CXXFLAGS" | grep -o -E "\-std="`
if test "x$user_cxx" = "x"; then
# Check for C++11 compiler support
AX_CXX_COMPILE_STDCXX_11([noext],[mandatory])
fi
# test for programs
AC_PROG_RANLIB
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_EGREP
AC_PATH_PROG(SH, sh, /bin/sh)
AC_PATH_PROG(FALSE, false, /usr/bin/false)
AC_PATH_PROG(TRUE, true, /usr/bin/true)
AC_PATH_PROG(MV, mv, $FALSE)
AC_PATH_PROG(MKDIR, mkdir, $FALSE)
AC_PATH_PROG(LN, ln, cp)
AC_PATH_PROG(CHMOD, chmod, $FALSE)
AC_PATH_PROG(TR, tr, $FALSE)
AC_PATH_PROG(RM, rm, $FALSE)
dnl Libtool 2.2.6 requires: rm -f
RM="$RM -f"
PKG_PROG_PKG_CONFIG
AC_PATH_PROG(PERL, perl, none)
if test "x$ac_cv_path_PERL" = "xnone"; then
AC_MSG_FAILURE([Perl is required to compile Squid. Please install Perl and then re-run configure ])
fi
AC_PATH_PROG(POD2MAN, pod2man, $FALSE)
AM_CONDITIONAL(ENABLE_POD2MAN_DOC, test "x${ac_cv_path_POD2MAN}" != "x$FALSE")
dnl set $(AR) if not provided by the build environment
if test "x$AR" = "x"; then
AC_PATH_PROG(AR, ar, $FALSE)
fi
AR_R="$AR r"
AC_SUBST(AR_R)
AC_PATH_PROG(LINUXDOC, linuxdoc, $FALSE)
AM_CONDITIONAL(ENABLE_RELEASE_DOCS, test "x${ac_cv_path_LINUXDOC}" != "x$FALSE")
# pre-define DEFAULT_PREFIX, some modules need it.
if test "${prefix}" = "NONE" ; then
squid_prefix=$ac_default_prefix
else
squid_prefix=$prefix
fi
AC_DEFINE_UNQUOTED(DEFAULT_PREFIX,[$squid_prefix],[The install prefix])
AC_ARG_ENABLE(strict-error-checking,
AS_HELP_STRING([--disable-strict-error-checking],[By default squid is compiled
with all possible static compiler error-checks enabled.
This flag disables the behavior]), [
SQUID_YESNO([$enableval],
[Unrecognized argument to --disable-strict-error-checking: $enableval])
])
AC_MSG_NOTICE([strict error checking enabled: ${enable_strict_error_checking:=yes}])
AC_MSG_CHECKING(whether to use loadable modules)
AC_ARG_ENABLE(loadable-modules,
AS_HELP_STRING([--disable-loadable-modules],[do not support loadable modules]) , [
SQUID_YESNO([$enableval],
[Unrecognized argument to --disable-loadable-modules: $enableval])
])
AM_CONDITIONAL(ENABLE_LOADABLE_MODULES, test "x${enable_loadable_modules:=yes}" = "xyes")
AC_MSG_RESULT([$enable_loadable_modules])
if test "x$enable_loadable_modules" = "xyes";
then
AC_DEFINE(USE_LOADABLE_MODULES, 1, [Support Loadable Modules])
AC_ENABLE_SHARED
else
AC_DISABLE_SHARED
fi
# LT_INIT requires libtool v2, might as well state it loud
LT_PREREQ([2.2])
LT_INIT([dlopen],[disable-shared])
if ! test "${ac_top_build_prefix}" = "";
then
# LTDL v3-v7 macros assume the autoconf 2.62 variable top_build_prefix is defined
# But from autoconf 2.64 its called ac_top_build_prefix and not automatically added to the Makefile
# This fixes Linux LTDLv3-v7, and BSD LTDL v2.2
top_build_prefix=${ac_top_build_prefix}
AC_SUBST(top_build_prefix)
fi
LTDL_INIT
dnl LibTool environment is now prepared for setup. Check that it is usable and initialize.
LT_LIB_DLLOAD
# Do we need these unconditionally for "make distcheck" to work?
AC_SUBST(INCLTDL)
AC_SUBST(LIBLTDL)
if test "x$enable_loadable_modules" = "xyes";
then
# Why is this needed? Should not LT_INIT (or LT_LIB_DLLOAD) from libtool do that?
LIBADD_DL=${lt_cv_dlopen_libs}
AC_SUBST([LIBADD_DL])
fi
SQUID_CC_GUESS_VARIANT
SQUID_CC_GUESS_OPTIONS
dnl find out the exe extension for this platform.
dnl If it is not empty, use it for CGI as well.
AC_EXEEXT
AC_OBJEXT
if test "x$EXEEXT" = "x" ; then
CGIEXT=".cgi"
else
# automake automatically adds .exe when installing binaries
CGIEXT=""
fi
AC_SUBST(CGIEXT)
AM_CONDITIONAL(ENABLE_WIN32SPECIFIC,[test "x$squid_host_os" = "xmingw"])
AM_CONDITIONAL(ENABLE_WIN32_IPC,[test "x$squid_host_os" = "xmingw"])
case "$squid_host_os" in
mingw)
AC_PATH_PROG(WIN32_PSAPI, psapi.dll, none)
CFLAGS="$CFLAGS -mthreads"
CXXFLAGS="$CXXFLAGS -mthreads -static-libgcc -static-libstdc++"
if test "x$ac_cv_path_WIN32_PSAPI" = "xnone"; then
AC_MSG_NOTICE([PSAPI.DLL is recommended to run Squid on Windows NT Platform])
AC_MSG_NOTICE([Please see PSAPI.DLL section on doc/win32-relnotes.html.])
else
AC_DEFINE(HAVE_WIN32_PSAPI,1,[Define if you have PSAPI.DLL on Windows systems])
LIBS="$LIBS -lpsapi"
fi
MINGW_LIBS="-lmingwex"
AC_SUBST(MINGW_LIBS)
;;
freebsd)
# FreeBSD places local libraries and packages in /usr/local
CFLAGS="$CFLAGS -I/usr/local/include"
CXXFLAGS="$CXXFLAGS -I/usr/local/include"
LDFLAGS="$LDFLAGS -L/usr/local/lib -Wl,-R/usr/local/lib"
;;
*)
;;
esac
dnl Substitutions
AC_DEFINE_UNQUOTED(CONFIG_HOST_TYPE, "$host",[Host type from configure])
AC_DEFINE_UNQUOTED(SQUID_CONFIGURE_OPTIONS, "$ac_configure_args",
[configure command line used to configure Squid])
CACHE_EFFECTIVE_USER="nobody"
AC_ARG_WITH(default-user,
AS_HELP_STRING([--with-default-user=USER],[System user account for squid permissions. Default: nobody]),
[ CACHE_EFFECTIVE_USER="$withval" ]
)
AC_SUBST(CACHE_EFFECTIVE_USER)
DEFAULT_LOG_DIR="$localstatedir/logs"
AC_ARG_WITH(logdir,
AS_HELP_STRING([--with-logdir=PATH],
[Default location for squid logs. default: PREFIX/var/logs]), [
case $withval in
yes|no)
AC_MSG_ERROR( --with-logdir requires a directory PATH. --with-logdir=PATH )
;;
*)
DEFAULT_LOG_DIR="$withval"
;;
esac
]
)
AC_SUBST(DEFAULT_LOG_DIR)
DEFAULT_PID_FILE="$localstatedir/run/@[email protected]"
AC_ARG_WITH(pidfile,
AS_HELP_STRING([--with-pidfile=PATH],
[Default location for squid pid file. Default: PREFIX/var/run/squid.pid]), [
case $withval in
yes|no)
AC_MSG_ERROR( --with-pidfile requires a file PATH. --with-pidfile=PATH )
;;
*)
DEFAULT_PID_FILE="$withval"
;;
esac
])
AC_SUBST(DEFAULT_PID_FILE)
DEFAULT_SWAP_DIR="$localstatedir/cache/squid"
AC_ARG_WITH(swapdir,
AS_HELP_STRING([--with-swapdir=PATH],
[Default location for squid cache directories. Default: PREFIX/var/cache/squid]), [
case $withval in
yes|no)
AC_MSG_ERROR( --with-swapdir requires a directory PATH. --with-swapdir=PATH )
;;
*)
DEFAULT_SWAP_DIR="$withval"
;;
esac
])
AC_SUBST(DEFAULT_SWAP_DIR)
dnl Set Default CFLAGS
if test "x$PRESET_CFLAGS" = "x"; then
if test "$squid_cv_compiler" = "gcc"; then
case "$host" in
*-sun-sunos*)
# sunos has too many warnings for this to be useful
# motorola too
;;
*m88k*)
# Motorola cc/ld does not like -02 but is ok on -O
CFLAGS=`echo $CFLAGS | sed -e 's/-O[0-9]/-O/'`
;;
*)
CFLAGS="$squid_cv_cc_option_wall $CFLAGS"
;;
esac
else
case "$host" in
*mips-sgi-irix6.*)
# suggested by Rafael Seidl <[email protected]>
CFLAGS="$squid_cv_cc_option_optimize -OPT:Olimit=0:space=OFF \
-woff 1009,1014,1110,1116,1183,1185,1188,1204,1230,1233,1355 \
-Wl,-woff,85,-woff,84,-woff,134 \
-nostdinc -I/usr/include -D_BSD_SIGNALS $CFLAGS"
CXXFLAGS="$squid_cv_cc_option_optimize -OPT:Olimit=0:space=OFF \
-woff 1009,1014,1110,1116,1183,1185,1188,1204,1230,1233,1355 \
-Wl,-woff,85,-woff,84,-woff,134 \
-nostdinc -I/usr/include -D_BSD_SIGNALS $CXXFLAGS"
;;
*)
;;
esac
fi
fi
dnl set squid required flags
if test "$squid_cv_compiler" = "gcc"; then
case "$squid_host_os" in
mingw)
dnl Guido Serassio ([email protected]) 20070811
dnl Using the latest MinGW (gcc 3.4.5 + mingw-runtime 3.13) cannot build with
dnl -Werror -Wmissing-prototypes -Wmissing-declarations
dnl TODO: check if the problem will be present in any other newer MinGW release.
SQUID_CFLAGS="$squid_cv_cc_option_wall -Wpointer-arith -Wwrite-strings -Wcomments -Wshadow"
;;
*)
SQUID_CFLAGS="$squid_cv_cc_option_wall -Wpointer-arith -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations -Wcomments -Wshadow"
;;
esac
SQUID_CXXFLAGS="$squid_cv_cc_option_wall -Wpointer-arith -Wwrite-strings -Wcomments -Wshadow -Woverloaded-virtual"
else
SQUID_CFLAGS=
SQUID_CXXFLAGS=
fi
dnl CentOS (and RHEL) still define ntohs() using deprecated C++ features
SQUID_CC_REQUIRE_ARGUMENT([ac_cv_require_wno_deprecated_register],[-Werror -Wno-deprecated-register],[[#include <arpa/inet.h>]],[[int fox=ntohs(1);]])
if test "x$enable_strict_error_checking" != "xno"; then
SQUID_CFLAGS="$SQUID_CFLAGS $squid_cv_cc_option_werror"
SQUID_CXXFLAGS="$SQUID_CXXFLAGS $squid_cv_cxx_option_werror"
fi
if test "x$ac_cv_require_wno_deprecated_register" = "xyes"; then
SQUID_CXXFLAGS="$SQUID_CXXFLAGS -Wno-deprecated-register"
fi
# squid_cv_cc_arg_pipe is set by SQUID_CC_GUESS_OPTIONS
SQUID_CXXFLAGS="$SQUID_CXXFLAGS $squid_cv_cc_arg_pipe"
SQUID_CFLAGS="$SQUID_CFLAGS $squid_cv_cc_arg_pipe"
# possibly include some build info tag into squid -v
SQUID_EMBED_BUILD_INFO
AC_ARG_ENABLE(optimizations,
AS_HELP_STRING([--disable-optimizations],
[Do not compile Squid with compiler optimizations enabled.
Optimization is good for production builds, but not
good for debugging. During development, use
--disable-optimizations to reduce compilation times
and allow easier debugging.]), [
if test "x$enableval" = "xno" ; then
AC_MSG_NOTICE([Disabling compiler optimizations (-O flag)])
CFLAGS="`echo $CFLAGS | sed -e 's/-O[[0-9g]]*//'`"
CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-O[[0-9g]]*//'`"
fi
])
AC_ARG_ENABLE(debug-cbdata,
AS_HELP_STRING([--enable-debug-cbdata],
[Provide some debug information in cbdata]), [
SQUID_YESNO([$enableval],
[unrecognized argument to --enable-debug-cbdata: $enableval])
])
SQUID_DEFINE_BOOL(USE_CBDATA_DEBUG,${enable_debug_cbdata:=no},
[Enable support for cbdata debug information])
AC_MSG_NOTICE([cbdata debugging enabled: $enable_debug_cbdata])
dnl Nasty hack to get autoconf 2.64 on Linux to run.
dnl all other uses of RUN_IFELSE are wrapped inside CACHE_CHECK which breaks on 2.64
AC_RUN_IFELSE([AC_LANG_SOURCE([[ int main(int argc, char **argv) { return 0; } ]])],[],[],[:])
AH_TEMPLATE(XMALLOC_STATISTICS,[Define to have malloc statistics])
AC_ARG_ENABLE(xmalloc-statistics,
AS_HELP_STRING([--enable-xmalloc-statistics],
[Show malloc statistics in status page]), [
SQUID_YESNO([$enableval],
[unrecognized argument to --enable-xmalloc-statistics: $enableval])
])
SQUID_DEFINE_BOOL(XMALLOC_STATISTICS,${enable_xmalloc_statistics:=no},
[Show malloc statistics in status page])
AC_MSG_NOTICE([xmalloc stats display: $enable_xmalloc_statistics])
squid_opt_aufs_threads=""
AC_ARG_WITH(aufs-threads,
AS_HELP_STRING([--with-aufs-threads=N_THREADS],
[Tune the number of worker threads for the aufs object store.]), [
case $withval in
[[0-9]]*)
squid_opt_aufs_threads=$withval
;;
*)
AC_MSG_ERROR(--with-aufs-threads expects a numeric argument)
;;
esac
])
if test "x$squid_opt_aufs_threads" != "x"; then
AC_MSG_NOTICE([With $squid_opt_aufs_threads aufs threads])
AC_DEFINE_UNQUOTED(AUFS_IO_THREADS,$squid_opt_aufs_threads,
[Defines how many threads aufs uses for I/O])
fi
## TODO check if this is necessary, LT_INIT does these checks
SQUID_AUTO_LIB(dl,[dynamic linking],[LIBDL])
if test "x$with_dl" != "xno"; then
CXXFLAGS="$LIBDL_CFLAGS $CXXFLAGS"
LDFLAGS="$LIBDL_PATH $LDFLAGS"
AC_CHECK_LIB(dl, dlopen)
fi
AC_DEFUN([LIBATOMIC_CHECKER],[
AC_MSG_CHECKING(whether linking $1 -latomic works)
AC_LINK_IFELSE([
AC_LANG_SOURCE([[
#include <atomic>
#include <cstdint>
int
main(int, char **) {
return std::atomic<uint64_t>{}.is_lock_free() ? 0 : 1;
}
]])],[
AC_MSG_RESULT(yes)
libatomic_checker_result="yes"],[
AC_MSG_RESULT(no)
libatomic_checker_result="no"
])])
## check for atomics library before anything that might need it
SQUID_STATE_SAVE(LIBATOMIC)
LIBATOMIC_CHECKER(without)
AS_IF([test "x$libatomic_checker_result" = "xno"],[
LIBS="$LIBS -latomic"
LIBATOMIC_CHECKER(with)
AS_IF([test "x$libatomic_checker_result" = "xyes"],[
ATOMICLIB="-latomic"],[
AC_MSG_ERROR([Required library libatomic not found.])
])])
SQUID_STATE_ROLLBACK(LIBATOMIC)
AC_SUBST(ATOMICLIB)
AC_SEARCH_LIBS([shm_open], [rt])
if test "x$ac_cv_search_shm_open" != "xno" ; then
AC_DEFINE(HAVE_SHM,1,[Support shared memory features])
fi
AC_MSG_CHECKING([for DiskIO modules to be enabled])
squid_disk_module_candidates=""
squid_opt_enable_diskio="auto" #values: no, yes, "auto"(=yes+detect modules)
AC_ARG_ENABLE(disk-io,
AS_HELP_STRING([--enable-disk-io="list of modules"],
[Build support for the list of disk I/O modules.
Set without a value or omitted, all available modules will be built.
See src/DiskIO for a list of available modules, or
Programmers Guide section on DiskIO
for details on how to build your custom disk module]), [
case $enableval in
yes)
${TRUE}
#do nothing, "auto" is ok
;;
no)
squid_opt_enable_diskio="no"
;;
*)
squid_opt_enable_diskio="yes"
squid_disk_module_candidates=" `echo $enableval| sed -e 's/,/ /g;s/ */ /g'` "
SQUID_CLEANUP_MODULES_LIST([squid_disk_module_candidates])
;;
esac
])
# if requested to autodetect, find out what we have
if test "x$squid_opt_enable_diskio" = "xauto"; then
squid_opt_enable_diskio="yes"
SQUID_LOOK_FOR_MODULES([$srcdir/src/DiskIO],[squid_disk_module_candidates])
if test "x$ac_cv_search_shm_open" = "xno" ; then
# disable IpcIo
squid_disk_module_candidates=`echo $squid_disk_module_candidates|sed 's/IpcIo//'`
fi
fi
AC_MSG_RESULT([${squid_disk_module_candidates:-none}])
SQUID_CHECK_EXISTING_MODULES([$srcdir/src/DiskIO],[squid_disk_module_candidates])
SQUID_DEFINE_BOOL(USE_DISKIO,$squid_opt_enable_diskio,
[DiskIO modules are expected to be available.])
dnl Some autoconf.h defines we might enable later...
AC_ARG_WITH(pthreads,AS_HELP_STRING([--without-pthreads],[Disable POSIX Threads]))
AC_ARG_WITH(aio, AS_HELP_STRING([--without-aio],[Do not use POSIX AIO. Default: auto-detect]))
ENABLE_WIN32_AIOPS=0
squid_opt_use_aio=
squid_opt_use_diskthreads=
AIOLIB=
dnl Setup the module paths etc.
DISK_LIBS=
DISK_MODULES=
AH_TEMPLATE(HAVE_DISKIO_MODULE_AIO, [Whether POSIX AIO Disk I/O module is built])
AH_TEMPLATE(HAVE_DISKIO_MODULE_BLOCKING, [Whether Blocking Disk I/O module is built])
AH_TEMPLATE(HAVE_DISKIO_MODULE_DISKDAEMON, [Whether DiskDaemon Disk I/O module is built])
AH_TEMPLATE(HAVE_DISKIO_MODULE_DISKTHREADS, [Whether DiskThreads Disk I/O module is built])
AH_TEMPLATE(HAVE_DISKIO_MODULE_IPCIO, [Whether IpcIo Disk I/O module is built])
AH_TEMPLATE(HAVE_DISKIO_MODULE_MMAPPED, [Whether Mmapped Disk I/O module is built])
for module in $squid_disk_module_candidates none; do
# maybe not needed
if test "x$module" = "xnone"; then
continue
fi
if ! test -d "$srcdir/src/DiskIO/$module"; then
AC_MSG_ERROR(disk-io $module does not exist)
fi
case "$module" in
AIO)
dnl Check for POSIX AIO availability
squid_opt_use_aio="yes"
AIOLIB=
if test "x$with_aio" != "xno"; then
have_aio_header=no
AC_CHECK_HEADERS(aio.h,[have_aio_header=yes])
dnl On some systems POSIX AIO functions are in librt
dnl On some systems POSIX AIO functions are in libaio
AC_CHECK_LIB(rt,aio_read,[AIOLIB="-lrt"],AC_CHECK_LIB(aio,aio_read,[AIOLIB="-laio"],[]))
dnl Enable AIO if the library and headers are found
if test "x$AIOLIB" != "x" && test "x$have_aio_header" = "xyes"; then
AC_MSG_NOTICE([Native POSIX AIO support detected.])
squid_opt_use_aio="yes"
else
dnl Windows does things differently. We provide wrappers.
dnl TODO: Windows really needs its own DiskIO module or its Overlaped IO
case "$squid_host_os" in
mingw)
squid_opt_use_aio="yes"
AC_MSG_NOTICE([Windows being built. Maybe-enable POSIX AIO.])
;;
*)
AC_MSG_NOTICE([Native POSIX AIO support not detected. AIO automatically disabled.])
squid_opt_use_aio="no"
;;
esac
fi
else
AC_MSG_NOTICE([POSIX AIO support manually disabled.])
squid_opt_use_aio="no"
fi
dnl Use the POSIX AIO pieces if we actually need them.
if test "x$squid_opt_use_aio" = "xyes" ; then
DISK_MODULES="$DISK_MODULES AIO"
AC_DEFINE([HAVE_DISKIO_MODULE_AIO],1,[POSIX AIO Disk I/O module is built])
case "$squid_host_os" in
mingw)
ENABLE_WIN32_AIO=1
AC_MSG_NOTICE([Replacing AIO DiskIO module with: Windows overlapped I/O support])
;;
*)
AC_MSG_NOTICE([Enabling AIO DiskIO module])
;;
esac
else
AC_MSG_NOTICE([AIO DiskIO Module disabled. Missing POSIX AIO support.])
squid_disk_module_candidates_AIO=no
fi
;;
Blocking)
AC_MSG_NOTICE([Enabling Blocking DiskIO module])
DISK_MODULES="$DISK_MODULES Blocking"
AC_DEFINE([HAVE_DISKIO_MODULE_BLOCKING],1,[Blocking Disk I/O module is built])
;;
DiskDaemon)
case "$squid_host_os" in
mingw)
AC_MSG_NOTICE(["DiskDaemon not supported on MinGW"])
squid_disk_module_candidates_DiskDaemon=no
;;
*)
AC_MSG_NOTICE([Enabling DiskDaemon DiskIO module])
DISK_MODULES="$DISK_MODULES DiskDaemon"
AC_DEFINE([HAVE_DISKIO_MODULE_DISKDAEMON],1,[DiskDaemon Disk I/O module is built])
;;
esac
;;
DiskThreads)
squid_opt_use_diskthreads="yes"
LIBPTHREADS=
SQUID_STATE_SAVE([diskthreads_state],[SQUID_CFLAGS SQUID_CXXFLAGS])
if test "x$with_pthreads" != "xno"; then
dnl TODO: this needs to be extended to handle more systems and better
dnl REF: http://www.openldap.org/lists/openldap-bugs/200006/msg00070.html
dnl REF: http://autoconf-archive.cryp.to/acx_pthread.html
case "$squid_host_os" in
mingw)
ENABLE_WIN32_AIOPS=1
AC_MSG_NOTICE([Windows threads support automatically enabled])
;;
freebsd)
if test `echo "$squid_host_os_version" | tr -d .` -lt 70 ; then
AC_MSG_NOTICE(pthread library requires FreeBSD 7 or later)
squid_opt_use_diskthreads="no"
else
SQUID_CFLAGS="$SQUID_CFLAGS -D_REENTRANT"
SQUID_CXXFLAGS="$SQUID_CXXFLAGS -D_REENTRANT"
if test "x$GCC" = "xyes" -a "x$PRESET_LDFLAGS" = "x" ; then
LDFLAGS="$LDFLAGS -pthread"
fi
fi
;;
openbsd)
if test `echo "$squid_host_os_version" | tr -d .` -lt 52 ; then
AC_MSG_NOTICE(pthread library requires OpenBSD 5.2 or later)
squid_opt_use_diskthreads="no"
else
SQUID_CFLAGS="$SQUID_CFLAGS -D_REENTRANT"
SQUID_CXXFLAGS="$SQUID_CXXFLAGS -D_REENTRANT"
LDFLAGS="$LDFLAGS -lpthread"
fi
;;
solaris)
if test "x$GCC" = "xyes" ; then
SQUID_CFLAGS="$SQUID_CFLAGS -D_REENTRANT -pthreads"
SQUID_CXXFLAGS="$SQUID_CXXFLAGS -D_REENTRANT -pthreads"
AC_CHECK_LIB(pthread, pthread_create ,[LIBPTHREADS="-lpthread"], [
AC_MSG_NOTICE(pthread library required but cannot be found.)
squid_opt_use_diskthreads="no"
])
else
dnl test for -lpthread first. libc version is a stub apparently on Solaris.
SQUID_CFLAGS="$SQUID_CFLAGS -D_REENTRANT -lpthread"
SQUID_CXXFLAGS="$SQUID_CXXFLAGS -D_REENTRANT -lpthread"
AC_SEARCH_LIBS([pthread_create],[pthread thread],[
LIBPTHREADS="" #in LIBS
],[
AC_MSG_NOTICE(pthread library required but cannot be found.)
squid_opt_use_diskthreads="no"
])
fi
;;
*)
SQUID_CFLAGS="$SQUID_CFLAGS -D_REENTRANT"
SQUID_CXXFLAGS="$SQUID_CXXFLAGS -D_REENTRANT"
AC_CHECK_LIB(pthread, pthread_create ,[LIBPTHREADS="-lpthread"], [
AC_MSG_NOTICE(pthread library required but cannot be found.)
squid_opt_use_diskthreads="no"
])
;;
esac
else
AC_MSG_NOTICE([Native pthreads support manually disabled.])
squid_opt_use_diskthreads="no"
fi
if test "x$squid_opt_use_diskthreads" = "xyes" ; then
AC_MSG_NOTICE([Enabling DiskThreads DiskIO module])
DISK_MODULES="$DISK_MODULES DiskThreads"
AC_DEFINE([HAVE_DISKIO_MODULE_DISKTHREADS],1,[DiskThreads Disk I/O module is built])
else
AC_MSG_NOTICE([Native pthreads support disabled. DiskThreads module automaticaly disabled.])
SQUID_STATE_ROLLBACK([diskthreads_state])
squid_disk_module_candidates_DiskThreads=no
fi
;;
IpcIo)
if test "x$ac_cv_search_shm_open" = "xno" ; then
AC_MSG_NOTICE([DiskIO IpcIo module requires shared memory support])
squid_disk_module_candidates_IpcIo=no
else
AC_MSG_NOTICE([Enabling IpcIo DiskIO module])
DISK_MODULES="$DISK_MODULES IpcIo"
AC_DEFINE([HAVE_DISKIO_MODULE_IPCIO],1,[IpcIo Disk I/O module is built])
fi
;;
Mmapped)
dnl TODO: use availability of sys/mman.h and/or mmap to define
dnl OR support windows mmap functions
if test "x$squid_host_os" = "xmingw" ; then
AC_MSG_NOTICE([Mmapped DiskIO is not available on Mingw])
squid_disk_module_candidates_Mmapped=no
else
AC_MSG_NOTICE([Enabling Mmapped DiskIO module])
DISK_MODULES="$DISK_MODULES Mmapped"
AC_DEFINE([HAVE_DISKIO_MODULE_MMAPPED],1,[Mmapped Disk I/O module is built])
fi
;;
*)
AC_MSG_NOTICE([Enabling $module DiskIO module])
DISK_LIBS="$DISK_LIBS lib${module}.la"
DISK_MODULES="$DISK_MODULES ${module}"
;;
esac
done
AC_MSG_NOTICE([IO Modules built: $DISK_MODULES])
AC_SUBST(DISK_MODULES)
AC_SUBST(DISK_LIBS)
AM_CONDITIONAL(ENABLE_DISKIO_AIO, test "x$squid_disk_module_candidates_AIO" = "xyes")
AC_SUBST(AIOLIB)
AM_CONDITIONAL(ENABLE_WIN32_AIO, test "x$squid_disk_module_candidates_AIO" = "xyes" -a "x$ENABLE_WIN32_AIO" = "x1")
AM_CONDITIONAL(ENABLE_DISKIO_BLOCKING, test "x$squid_disk_module_candidates_Blocking" = "xyes")
AM_CONDITIONAL(ENABLE_DISKIO_DISKDAEMON, test "x$squid_disk_module_candidates_DiskDaemon" = "xyes")
AM_CONDITIONAL(ENABLE_DISKIO_DISKTHREADS, test "x$squid_disk_module_candidates_DiskThreads" = "xyes")
AC_SUBST(LIBPTHREADS)
AM_CONDITIONAL(ENABLE_WIN32_AIOPS, test "x$squid_disk_module_candidates_DiskThreads" = "xyes" -a "x$ENABLE_WIN32_AIOPS" = "x1")
AM_CONDITIONAL(ENABLE_DISKIO_IPCIO, test "x$squid_disk_module_candidates_IpcIo" = "xyes")
AM_CONDITIONAL(ENABLE_DISKIO_MMAPPED, test "x$squid_disk_module_candidates_Mmapped" = "xyes")
dnl Check what Storage formats are wanted.
dnl This version will error out with a message saying why if a required DiskIO is missing.
squid_opt_enable_storeio=auto
AC_ARG_ENABLE([storeio],
AS_HELP_STRING([--enable-storeio="list of modules"],
[Build support for the list of store I/O modules.
The default is only to build the "ufs" module.
See src/fs for a list of available modules, or
Programmers Guide section <not yet written>
for details on how to build your custom store module]), [
case $enableval in
yes)
squid_opt_enable_storeio=auto
;;
no)
squid_opt_enable_storeio=no
;;
*)
squid_opt_enable_storeio=yes
squid_storeio_module_candidates="`echo $enableval| sed -e 's/,/ /g;s/ */ /g'`"
# ufs is really always needed as it has low-level routines
# if it is a dupe it will be cleaned-up later
squid_storeio_module_candidates="$squid_storeio_module_candidates ufs"
;;
esac
])
if test "x$squid_opt_enable_storeio" = "xauto"; then
squid_opt_enable_storeio=yes
AC_MSG_CHECKING([for available StoreIO modules])
SQUID_LOOK_FOR_MODULES([$srcdir/src/fs],[squid_storeio_module_candidates])
AC_MSG_RESULT([$squid_storeio_module_candidates])
fi
SQUID_CLEANUP_MODULES_LIST([squid_storeio_module_candidates])
SQUID_CHECK_EXISTING_MODULES([$srcdir/src/fs],[squid_storeio_module_candidates])
AC_MSG_NOTICE([Store modules built: $squid_storeio_module_candidates])
for fs in $squid_storeio_module_candidates none; do
case "$fs" in
diskd)
if test "x$squid_disk_module_candidates_Blocking" != "xyes" -a \
"$squid_disk_module_candidates_DiskDaemon" != "yes" ; then
AC_MSG_ERROR([Storage diskd module requires DiskIO module: Blocking or DiskDaemon])
fi
;;
aufs)
if test "x$squid_disk_module_candidates_Blocking" != "xyes" -a \
"$squid_disk_module_candidates_DiskThreads" != "yes" ; then
AC_MSG_ERROR([Storage module aufs requires DiskIO module: Blocking or DiskThreads])
fi
;;
rock)
if test "x$squid_disk_module_candidates_IpcIo" != "xyes" -a \
"x$squid_disk_module_candidates_Blocking" != "xyes"; then
AC_MSG_ERROR([Storage module Rock requires DiskIO module: Blocking or IpcIo])
fi
squid_do_build_rock=true
;;
ufs)
if test "x$squid_disk_module_candidates_Blocking" != "xyes"; then
AC_MSG_ERROR([Storage module ufs requires DiskIO module: Blocking])
fi
squid_do_build_ufs=true
;;
esac
done
AM_CONDITIONAL(ENABLE_FS_UFS, test "x$squid_do_build_ufs" = "xtrue")
AM_CONDITIONAL(ENABLE_FS_ROCK, test "x$squid_do_build_rock" = "xtrue")
dnl hack: need to define those even if not used in the build system to
dnl make sure that global FS objects are linked to the squid binary.
AH_TEMPLATE(HAVE_FS_UFS, "Define to 1 if ufs filesystem module is build")
AH_TEMPLATE(HAVE_FS_AUFS, "Define to 1 if aufs filesystem module is build")
AH_TEMPLATE(HAVE_FS_DISKD, "Define to 1 if diskd filesystem module is build")
AH_TEMPLATE(HAVE_FS_ROCK, "Define to 1 if rock filesystem module is build")
dnl got final squid_storeio_module_candidates, build library lists
dnl This list will not be needed when each fs library has its own Makefile
STORE_LIBS_TO_BUILD=
dnl File system libraries to link executables with.
dnl These are the same as STORE_LIBS_TO_BUILD, but with a path
STORE_LIBS_TO_ADD=
for fs in $squid_storeio_module_candidates; do
STORE_LIBS_TO_BUILD="$STORE_LIBS_TO_BUILD lib${fs}.la"
STORE_LIBS_TO_ADD="$STORE_LIBS_TO_ADD fs/lib${fs}.la"
SQUID_TOUPPER_VAR_CONTENTS([fs])
AC_DEFINE_UNQUOTED(HAVE_FS_${fs}, 1)
done
AC_SUBST(STORE_LIBS_TO_BUILD)
AC_SUBST(STORE_LIBS_TO_ADD)
AC_SUBST(STORE_TESTS)
dnl At lest one removal policy is always needed.
dnl 'lru' removal policy is currently hard-coded by name for tests
dnl so we must set it as default.
REPL_POLICIES="lru"
AC_ARG_ENABLE(removal-policies,
AS_HELP_STRING([--enable-removal-policies="list of policies"],
[Build support for the list of removal policies.
The default is only to build the "lru" module.
See src/repl for a list of available modules, or
Programmers Guide section 9.9 for details on how
to build your custom policy]), [
case $enableval in
yes)
SQUID_LOOK_FOR_MODULES([$srcdir/src/repl],[REPL_POLICIES])
;;
no)
;;
*)
REPL_POLICIES="`echo $enableval| sed -e 's/,/ /g;s/ */ /g'`"
;;
esac
])
if test "x$REPL_POLICIES" != "x" ; then
SQUID_CHECK_EXISTING_MODULES([$srcdir/src/repl],[REPL_POLICIES])
AC_MSG_NOTICE([Removal policies to build: $REPL_POLICIES])
REPL_OBJS="repl/lib`echo $REPL_POLICIES|sed -e 's% %.a repl/lib%g'`.a"
REPL_LIBS="`echo $REPL_OBJS|sed -e 's%repl/%%g'`"
fi
AC_SUBST(REPL_POLICIES)
AC_SUBST(REPL_OBJS)
AC_SUBST(REPL_LIBS)
AM_CONDITIONAL(ENABLE_PINGER, false)
AC_ARG_ENABLE(icmp,
AS_HELP_STRING([--enable-icmp],[Enable ICMP pinging and Network Measurement]),
[ if test "x$enableval" = "xyes" ; then
AC_MSG_NOTICE([ICMP enabled])
AC_DEFINE(USE_ICMP,1,[Define to use Squid ICMP and Network Measurement features (highly recommended!)])
AM_CONDITIONAL(ENABLE_PINGER, true)
fi
])
AM_CONDITIONAL(ENABLE_DELAY_POOLS, false)
AC_ARG_ENABLE(delay-pools,
AS_HELP_STRING([--enable-delay-pools],[Enable delay pools to limit bandwidth usage]),
[ if test "x$enableval" = "xyes" ; then
AC_MSG_NOTICE([Delay pools enabled])
AC_DEFINE([USE_DELAY_POOLS],1,[Traffic management via "delay pools".])
AM_CONDITIONAL(ENABLE_DELAY_POOLS, true)
fi
])
dnl disable generic/common adaptation support by default
squid_opt_use_adaptation=no
squid_opt_use_esi=auto
AH_TEMPLATE([USE_SQUID_ESI],[Define to enable the ESI processor])
AC_ARG_ENABLE(esi,
AS_HELP_STRING([--disable-esi],
[Disable ESI for accelerators. ESI requires expat or libxml2.
Enabling ESI will cause squid reverse proxies to be capable
of the Edge Acceleration Specification (www.esi.org).]),
[squid_opt_use_esi=$enableval],[])
HAVE_LIBEXPAT=0
EXPATLIB=
HAVE_LIBXML2=0
XMLLIB=
# ESI support libraries: expat
SQUID_AUTO_LIB(expat,[ESI expat],[LIBEXPAT])
if test "x$squid_opt_use_esi" != "xno" -a "x$with_expat" != "xno" ; then
AC_CHECK_LIB([expat], [main], [EXPATLIB="-lexpat"; HAVE_LIBEXPAT=1])
AC_CHECK_HEADERS([expat.h])
AC_DEFINE_UNQUOTED(HAVE_LIBEXPAT, $HAVE_LIBEXPAT, [Define to 1 if you have the expat library])
AS_IF(test "x$HAVE_LIBEXPAT" = "x1",[
squid_opt_use_esi=yes
],[
AS_IF(test "x$with_expat" = "xyes",[
AC_MSG_ERROR([Required library expat not found.])
],[
AC_MSG_NOTICE([Library expat not found.])
])
])
fi
# TODO: remove this 'lib' prefix to match coding standard
SQUID_AUTO_LIB(libxml2,[ESI libxml2],[LIBXML2])
if test "x$squid_opt_use_esi" != "xno" -a "x$with_libxml2" != "xno" ; then
SQUID_STATE_SAVE([squid_libxml2_save])
PKG_CHECK_MODULES([LIBXML2],[libxml-2.0],[],[
AC_CHECK_LIB([xml2], [main], [LIBXML2_LIBS="$LIBXML2_LIBS -lxml2"])
dnl Find the main header and include path...
AC_CACHE_CHECK([location of libxml2 include files], [ac_cv_libxml2_include], [
AC_CHECK_HEADERS([libxml/parser.h], [], [
AC_MSG_NOTICE([Testing in /usr/include/libxml2])
SAVED_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="-I/usr/include/libxml2 $CPPFLAGS"
unset ac_cv_header_libxml_parser_h
AC_CHECK_HEADERS([libxml/parser.h], [LIBXML2_CFLAGS="$LIBXML2_CFLAGS -I/usr/include/libxml2"], [
AC_MSG_NOTICE([Testing in /usr/local/include/libxml2])
CPPFLAGS="-I/usr/local/include/libxml2 $SAVED_CPPFLAGS"
unset ac_cv_header_libxml_parser_h
AC_CHECK_HEADERS([libxml/parser.h], [LIBXML2_CFLAGS="$LIBXML2_CFLAGS -I/usr/local/include/libxml2"], [
AC_MSG_NOTICE([Failed to find libxml2 header file libxml/parser.h])
])
])
CPPFLAGS="$SAVED_CPPFLAGS"
])
])
])
CPPFLAGS="$CPPFLAGS $LIBXML2_CFLAGS"
dnl Now that we know where to look find the headers...
AC_CHECK_HEADERS(libxml/parser.h libxml/HTMLparser.h libxml/HTMLtree.h)
SQUID_STATE_ROLLBACK([squid_libxml2_save])
if test "x$LIBXML2_LIBS" != "x"; then
HAVE_LIBXML2=1
squid_opt_use_esi=yes
SQUID_CXXFLAGS="$SQUID_CXXFLAGS $LIBXML2_CFLAGS"
CPPFLAGS="$CPPFLAGS $LIBXML2_CFLAGS"
XMLLIB="$LIBXML2_LIBS"
AC_DEFINE_UNQUOTED(HAVE_LIBXML2, $HAVE_LIBXML2, [Define to 1 if you have the libxml2 library])
elif test "x$with_libxml2" = "xyes"; then
AC_MSG_ERROR([Required library libxml2 not found])
else
AC_MSG_NOTICE([Library libxml2 not found.])
fi
fi
AS_IF([test "x$squid_opt_use_esi" = "xyes"],[
AS_IF(test "x$HAVE_LIBXML2" = "x0" -a "x$HAVE_LIBEXPAT" = "x0",[
AC_MSG_ERROR([ESI processor requires libxml2 or libexpat])
])
AC_MSG_NOTICE([Enabling ESI processor: $EXPATLIB $XMLLIB])
AC_DEFINE(USE_SQUID_ESI,1,[Compile the ESI processor])
],[
AS_IF(test "x$squid_opt_use_esi" = "xno",[
AC_MSG_NOTICE([Disabling ESI processor.])
],[
AC_MSG_NOTICE([Disabling ESI processor. libxml2 and libexpat not found.])
])
])
AM_CONDITIONAL(ENABLE_ESI, test "x$squid_opt_use_esi" = "xyes")
AM_CONDITIONAL(ENABLE_LIBEXPAT, test "x$HAVE_LIBEXPAT" = "x1")
AC_SUBST(EXPATLIB)
AM_CONDITIONAL(ENABLE_LIBXML2, test "x$HAVE_LIBXML2" = "x1")
AC_SUBST(XMLLIB)
# icap argument handling
AC_ARG_ENABLE(icap-client,
AS_HELP_STRING([--disable-icap-client],[Disable the ICAP client.]),[
SQUID_YESNO([$enableval],[Unrecognized argument to --disable-icap-client: $enableval])
])
SQUID_DEFINE_BOOL(ICAP_CLIENT,${enable_icap_client:=yes}, [Enable ICAP client features in Squid])
AS_IF(test "x$enable_icap_client" != "xno", squid_opt_use_adaptation="yes")
AM_CONDITIONAL(ENABLE_ICAP_CLIENT, test "x$enable_icap_client" != "xno")
squid_opt_use_ecap=1
AC_MSG_CHECKING(whether to support eCAP)
AC_ARG_ENABLE(ecap,