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configure.ac
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configure.ac
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dnl #############################################################
dnl #
dnl # For information about autoconf, see:
dnl #
dnl # http://www.gnu.org/software/autoconf/
dnl #
dnl # The recommended order is:
dnl #
dnl # AC_INIT(file)
dnl # 0. checks for compiler, libtool, and command line options
dnl # 1. checks for programs
dnl # 2. checks for libraries
dnl # 3. checks for header files
dnl # 4. checks for typedefs
dnl # 5. checks for structures and functions
dnl # 6. checks for compiler characteristics
dnl # 7. checks for library functions
dnl # 8. checks for system services
dnl # AC_OUTPUT([file...])
dnl #
dnl #############################################################
AC_PREREQ([2.59])
export CFLAGS LIBS LDFLAGS CPPFLAGS
AC_INIT([freeradius],[$]Id[$],[http://bugs.freeradius.org],,[http://www.freeradius.org])
AC_CONFIG_SRCDIR([src/bin/radiusd.c])
AC_CONFIG_HEADER([src/include/autoconf.h])
m4_include([m4/ax_cc.m4])
m4_include([m4/ax_with_lib_args.m4])
m4_include([m4/ax_with_feature_args.m4])
m4_include([m4/ax_prog_perl_modules.m4])
dnl #############################################################
dnl #
dnl # Custom hackery to discover version at configure time
dnl #
dnl #############################################################
RADIUSD_VERSION_MAJOR=`cat VERSION | cut -f1 -d.`
RADIUSD_VERSION_MINOR=`cat VERSION | cut -f2 -d.`
RADIUSD_VERSION_INCRM=`cat VERSION | cut -f3 -d. | sed 's/[[\.-]].*$//'`
AC_MSG_CHECKING([build version])
RADIUSD_VERSION=`printf "%02i%02i%02i" $RADIUSD_VERSION_MAJOR $RADIUSD_VERSION_MINOR $RADIUSD_VERSION_INCRM`
AC_MSG_RESULT($RADIUSD_VERSION)
dnl #
dnl # Still useful for custom builds
dnl #
AC_MSG_CHECKING([build version string])
RADIUSD_VERSION_STRING=`cat VERSION`
AC_MSG_RESULT($RADIUSD_VERSION_STRING)
dnl #
dnl # Add definitions to Make.inc as it's used by various build targets
dnl #
AC_SUBST([RADIUSD_VERSION_STRING])
dnl #
dnl # Add definitions to autoconf.h, so that the headers that we install
dnl # contain the version number of the server.
dnl #
AC_DEFINE_UNQUOTED([RADIUSD_VERSION], [${RADIUSD_VERSION}], [Version integer in format <ma><ma><mi><mi><in><in>])
AC_DEFINE_UNQUOTED([RADIUSD_VERSION_STRING], ["${RADIUSD_VERSION_STRING}"], [Raw version string from VERSION file])
dnl #############################################################
dnl #
dnl # Override some of the default autoconf variables such as
dnl # CFLAGS if were building in developer mode
dnl #
dnl #############################################################
dnl #
dnl # Unset ASAN_OPTIONS and LSAN_OPTIONS so they don't interfere
dnl # with the build process.
dnl #
unset ASAN_OPTIONS
unset LSAN_OPTIONS
dnl #
dnl # See if we have Git.
dnl #
AC_CHECK_PROG(GIT, git, yes, no)
dnl #
dnl # check for JSON.pm, ASCIIDOCTOR and pandoc
dnl #
AC_PATH_PROG(ASCIIDOCTOR, asciidoctor)
if test "x$ac_cv_path_ASCIIDOCTOR" = "x"; then
AC_MSG_WARN([asciidoctor not found - Please install if you want build the docs])
fi
AC_PATH_PROG(PANDOC, pandoc)
if test "x$ac_cv_path_PANDOC" = "x"; then
AC_MSG_WARN([pandoc not found - Please install if you want build the docs])
else
#
# Pandoc v2 onwards renamed --latex-engine to --pdf-engine
#
if pandoc --help 2>&1 | grep -q "latex-engine"; then
PANDOC_ENGINE=latex
else
PANDOC_ENGINE=pdf
fi
AC_SUBST(PANDOC_ENGINE)
fi
# pandoc and asciidoctor is defined? then check it.
if test "x$ac_cv_path_PANDOC" != "x" && test "x$ac_cv_path_ASCIIDOCTOR" != "x"; then
AX_PROG_PERL_MODULES(JSON, , AC_MSG_WARN([Perl JSON module not found - Please install if you want build the docs]))
fi
dnl #
dnl # check for doxygen
dnl #
AC_PATH_PROG(DOXYGEN, doxygen)
if test "x$ac_cv_path_DOXYGEN" != "x"; then
AC_PATH_PROG(GRAPHVIZ_DOT, dot)
if test "x$ac_cv_path_GRAPHVIZ_DOT" = "x"; then
AC_MSG_WARN([dot not found - Please install the graphviz if you want to build the docs/source])
fi
else
AC_MSG_WARN([doxygen not found - Please install if you want build the docs/source])
fi
dnl #
dnl # check for Antora
dnl #
AC_PATH_PROG(ANTORA, antora)
if test "x$ac_cv_path_ANTORA" = "x"; then
AC_MSG_WARN([antora not found - Please install if you want build the site])
fi
dnl #
dnl # Enable developer features like debugging symbols.
dnl # These checks must be done before expanding the AC_PROG_CC
dnl # and AC_PROG_CXX macros.
dnl #
AC_ARG_ENABLE(developer,
[ --enable-developer enables features of interest to developers.],
[ case "$enableval" in
no)
developer=no
;;
*)
developer=yes
esac ]
)
dnl #
dnl # Turn on the developer flag when taken from a git checkout (not a release)
dnl #
if test "x$GIT" = "xyes" && git status 2>&1 > /dev/null; then
if test "x$RADIUSD_VERSION_RELEASE" = "x"; then
AC_MSG_CHECKING([build release])
RADIUSD_VERSION_RELEASE=`git describe | sed -e 's/^.*-\([[0-9]]*\)-g[[0-9a-f]]*/\1/'`
AC_MSG_RESULT($RADIUSD_VERSION_RELEASE)
fi
if test "x$RADIUSD_VERSION_COMMIT" = "x"; then
AC_MSG_CHECKING([build commit])
RADIUSD_VERSION_COMMIT=`git log --pretty=format:'%h' -n 1`
AC_MSG_RESULT($RADIUSD_VERSION_COMMIT)
fi
if test "x$developer" != "xno"; then
AC_MSG_NOTICE([in git repository, enabling developer build implicitly, disable with --disable-developer])
developer="yes"
fi
fi
if test "x$RADIUSD_VERSION_RELEASE" != "x"; then
AC_DEFINE_UNQUOTED([RADIUSD_VERSION_RELEASE],[${RADIUSD_VERSION_RELEASE}],[Version release number at time of configuring])
fi
if test "x$RADIUSD_VERSION_COMMIT" != "x"; then
AC_DEFINE_UNQUOTED([RADIUSD_VERSION_COMMIT],[${RADIUSD_VERSION_COMMIT}],[Commit HEAD at time of configuring])
fi
dnl #
dnl # Autoconf sets -O2 and -g by default, but this is a PITA for debugging
dnl # so we remove the defaults if were building in developer mode, and set
dnl # -g3 so nice things like macro values are included. Other arguments are
dnl # added later when we know what compiler were using.
dnl #
if test "x$developer" = "xyes"; then
: ${CFLAGS=-g3}
fi
dnl #############################################################
dnl #
dnl # 0. Checks for compiler
dnl #
dnl #############################################################
dnl #
dnl # Get system information
dnl #
AC_CANONICAL_SYSTEM
AC_SUBST(TARGET_SYSTEM, "$target")
dnl # Check for GNU cc
dnl #
AC_PROG_CC
AC_PROG_CXX
dnl #
dnl # check for AIX, to allow us to use some BSD functions
dnl # must be before macros that call the compiler.
dnl #
AC_AIX
AC_PROG_GCC_TRADITIONAL
AC_PROG_CC_SUNPRO
AC_PROG_RANLIB
dnl #
dnl # Definitive check for whether the compiler is clang
dnl #
AX_CC_IS_CLANG
if test "x$ax_cv_cc_clang" = "xyes"; then
AC_SUBST(clang_path, "$CC")
else
AC_SUBST(clang_path, "")
fi
AX_CC_STD_C11
if test "x$ax_cv_cc_std_c11_flag" != x; then
CFLAGS="$CFLAGS $ax_cv_cc_std_c11_flag"
else
AC_MSG_ERROR([FreeRADIUS requires a C11 compiler])
fi
dnl #
dnl # Set Default CFLAGS for GCC compatible compilers
dnl #
if test "x$GCC" = "xyes"; then
CFLAGS="$CFLAGS -Wall -D_GNU_SOURCE"
fi
dnl #
dnl # -Wno-unknown-warning-option means the compiler doesn't complain about diag pragmas
dnl # for warnings it doesn't understand. This may sound like a bad idea, but consider
dnl # the number of different compiler versions we build under, and the fact that the
dnl # more anally retentive warnings are likely to be added in later versions.
dnl #
AX_CC_NO_UNKNOWN_WARNING_OPTION_FLAG
if test "x$ax_cv_cc_no_unknown_warning_option_flag" = "xyes"; then
CFLAGS="$CFLAGS -Wno-unknown-warning-option"
fi
dnl #
dnl # -Qunused-arguments means the compiler won't complain about unsupported arguments
dnl #
AX_CC_QUNUSED_ARGUMENTS_FLAG
if test "x$ax_cv_cc_qunused_arguments_flag" = "xyes"; then
CFLAGS="$CFLAGS -Qunused-arguments"
LDFLAGS="$LDFLAGS -Qunused-arguments"
fi
dnl #
dnl # Check for presence of -Wno-date-time warning. Older compilers
dnl # don't have it, and newer compilers warn without it...
dnl #
AX_CC_NO_DATE_TIME_FLAG
dnl #
dnl # Compile in large (2G+) file support.
dnl #
AC_SYS_LARGEFILE
dnl #
dnl # check for system bytesex
dnl # AC_DEFINES WORDS_BIGENDIAN
dnl #
AC_C_BIGENDIAN(
[AC_DEFINE(FR_BIG_ENDIAN, 1, [Define if your processor stores words with the most significant byte first])],
[AC_DEFINE(FR_LITTLE_ENDIAN, 1, [Define if your processor stores words with the least significant byte first])]
)
dnl #
dnl # Find GNU Make.
dnl #
AC_CHECK_PROG(GMAKE, gmake, yes, no)
if test $GMAKE = no; then
AC_PATH_PROG(MAKE, make, /usr/local/bin/make)
else
AC_PATH_PROG(MAKE, gmake, /usr/local/gnu/bin/make)
fi
makever=`$ac_cv_path_MAKE --version 2>&1 | grep "GNU Make"`
if test -z "$makever"; then
AC_MSG_ERROR([GNU Make is not installed. Please download and install it from ftp://prep.ai.mit.edu/pub/gnu/make/ before continuing.])
fi
dnl #
dnl # autoconf explicitly sets MAKEFLAGS and MFLAGS to '' even though we
dnl # didn't tell it to, so we have to use FR_MAKEFLAGS.
dnl #
dnl # determine the number of cores available and set the number of build
dnl # processes appropriately.
dnl #
AX_SYSTEM_CORES
dnl # Temporarily disabled because test and installation targets do not
dnl # have dependencies set up correctly for multiple build processes.
dnl if test "x$ax_cv_system_cores" != "x"; then
dnl : ${FR_MAKEFLAGS=-j$ax_cv_system_cores}
dnl fi
AC_SUBST(FR_MAKEFLAGS)
dnl #############################################################
dnl #
dnl # 0a. Enable/disable compiler checks and library checks
dnl #
dnl #############################################################
dnl # Put this in later, when all distributed modules use autoconf.
dnl AC_ARG_WITH(disablemodulefoo,
dnl [ --without-rlm_foo Disables module compilation. Module list:]
dnl esyscmd([find src/modules -type d -name rlm_\* -print |\
dnl sed -e 's%src/modules/.*/% (sub)- %; s%.*/%- %' |\
dnl awk '{print " "$0}']))
AC_ARG_ENABLE(strict-dependencies,
[ --enable-strict-dependencies fail configure on lack of module dependancy.])
AC_ARG_ENABLE(werror,
[ --enable-werror causes the build to fail if any warnings are generated.],
[ case "$enableval" in
no)
werror=no
;;
*)
werror=yes
esac ]
)
dnl #
dnl # Enable the -fsanitize=address and link in the address sanitizer
dnl # libraries.
dnl #
AC_ARG_ENABLE(llvm-address-sanitizer,
[AS_HELP_STRING([--enable-llvm-address-sanitizer],
[build with support for LLVM's address sanitizer (if building with clang).])],
[ case "$enableval" in
no)
llvm_address_sanitizer=no
;;
*)
llvm_address_sanitizer=yes
esac ]
)
dnl #
dnl # Enable the -fsanitize=undefined and link in the address sanitizer
dnl # libraries.
dnl #
AC_ARG_ENABLE(llvm-undefined-behaviour-sanitizer,
[AS_HELP_STRING([--enable-llvm-undefined-behaviour-sanitizer],
[build with support for LLVM's undefined behaviour sanitizer (if building with clang).])],
[ case "$enableval" in
no)
llvm_undefined_behaviour_sanitizer=no
;;
*)
llvm_undefined_behaviour_sanitizer=yes
esac ]
)
dnl #
dnl # extra argument: --disable-openssl-version-check
dnl #
AC_ARG_ENABLE(openssl-version-check,
[AS_HELP_STRING([--disable-openssl-version-check],
[disable vulnerable OpenSSL version check])]
)
if test "x$enable_openssl_version_check" != "xno"; then
AC_DEFINE(ENABLE_OPENSSL_VERSION_CHECK, [1],
[Define to 1 to have OpenSSL version check enabled])
openssl_version_check_config="\
#
# allow_vulnerable_openssl: Allow the server to start with
# versions of OpenSSL known to have critical vulnerabilities.
#
# This check is based on the version number reported by libssl
# and may not reflect patches applied to libssl by
# distribution maintainers.
#
allow_vulnerable_openssl = no"
else
openssl_version_check_config=
fi
AC_SUBST([openssl_version_check_config])
dnl #
dnl # extra argument: --enable-reproducible-builds
dnl #
AC_ARG_ENABLE(reproducible-builds,
[AS_HELP_STRING([--enable-reproducible-builds],
[ensure the build does not change each time])],
[ case "$enableval" in
yes)
AC_DEFINE(ENABLE_REPRODUCIBLE_BUILDS, [1],
[Define to ensure each build is the same])
reproducible_builds=yes
;;
*)
reproducible_builds=no
esac ]
)
dnl #############################################################
dnl #
dnl # 0b. Enable/disable modules
dnl #
dnl #############################################################
dnl #
dnl # These next two arguments don't actually do anything. They're
dnl # place holders so that the top-level configure script can tell
dnl # the user how to configure lower-level modules
dnl #
dnl #
dnl # extra argument: --with-rlm-FOO-lib-dir
dnl #
AC_ARG_WITH(rlm-FOO-lib-dir,
[AS_HELP_STRING([--with-rlm-FOO-lib-dir=DIR],
[directory in which to look for library files used by module FOO])],
[ case "$withval" in
*)
;;
esac ]
)
dnl #
dnl # extra argument: --with-rlm-FOO-include-dir
dnl #
AC_ARG_WITH(rlm-FOO-include-dir,
[AS_HELP_STRING([--with-rlm-FOO-include-dir=DIR],
[directory in which to look for include files used by module FOO])],
[ case "$withval" in
*)
;;
esac ]
)
MODULES=
AC_ARG_WITH(modules,
[ --with-modules=QUOTED-MODULE-LIST],[
for i in $withval; do
MODULES="$MODULES $i"
done
])
dnl #
dnl # extra argument: --with-experimental-modules
dnl #
EXPERIMENTAL=
AC_ARG_WITH(experimental-modules,
[AS_HELP_STRING([--with-experimental-modules],
[use experimental and unstable modules. (default=no, unless --enable-developer=yes)])],
[ case "$withval" in
yes)
EXPERIMENTAL=yes
;;
no)
EXPERIMENTAL=no
;;
*)
esac ]
)
dnl #############################################################
dnl #
dnl # 0c. Set build/install directories
dnl #
dnl #############################################################
dnl #
dnl # extra argument: --with-docdir
dnl #
docdir='${datadir}/doc/freeradius'
AC_MSG_CHECKING([docdir])
AC_ARG_WITH(docdir,
[ --with-docdir=DIR directory for documentation [DATADIR/doc/freeradius] ],
[ case "$withval" in
no)
docdir=no
;;
yes)
;;
[[\\/$]]* | ?:[[\\/]]* )
docdir="$withval"
;;
*)
AC_MSG_ERROR([expected an absolute directory name for --with-docdir: $withval])
;;
esac ]
)
AC_SUBST(docdir)
AC_MSG_RESULT($docdir)
if test "x$docdir" = xno; then
AC_MSG_WARN([Documentation files will NOT be installed.])
fi
dnl #
dnl # extra argument: --with-logdir
dnl #
logdir='${localstatedir}/log/radius'
AC_MSG_CHECKING(logdir)
AC_ARG_WITH(logdir,
[ --with-logdir=DIR directory for logfiles [LOCALSTATEDIR/log/radius] ],
[ case "$withval" in
no)
AC_MSG_ERROR([Need logdir])
;;
yes)
;;
[[\\/$]]* | ?:[[\\/]]* )
logdir="$withval"
;;
*)
AC_MSG_ERROR([expected an absolute directory name for --with-logdir: $withval])
;;
esac ]
)
AC_SUBST(logdir)
AC_MSG_RESULT($logdir)
dnl #
dnl # extra argument: --with-radacctdir
dnl #
radacctdir='${logdir}/radacct'
AC_MSG_CHECKING(radacctdir)
AC_ARG_WITH(radacctdir,
[ --with-radacctdir=DIR directory for detail files [LOGDIR/radacct] ],
[ case "$withval" in
no)
AC_MSG_ERROR([Need radacctdir])
;;
yes)
;;
[[\\/$]]* | ?:[[\\/]]* )
radacctdir="$withval"
;;
*)
AC_MSG_ERROR([expected an absolute directory name for --with-radacctdir: $withval])
;;
esac ]
)
AC_SUBST(radacctdir)
AC_MSG_RESULT($radacctdir)
dnl #
dnl # extra argument: --with-raddbdir
dnl #
raddbdir='${sysconfdir}/raddb'
AC_MSG_CHECKING(raddbdir)
AC_ARG_WITH(raddbdir,
[ --with-raddbdir=DIR directory for config files [SYSCONFDIR/raddb] ],
[ case "$withval" in
no)
AC_MSG_ERROR([Need raddbdir])
;;
yes)
;;
[[\\/$]]* | ?:[[\\/]]* )
raddbdir="$withval"
;;
*)
AC_MSG_ERROR([expected an absolute directory name for --with-raddbdir: $withval])
;;
esac ]
)
AC_SUBST(raddbdir)
AC_MSG_RESULT($raddbdir)
dnl #
dnl # extra argument: --with-dictdir
dnl #
dictdir='${datarootdir}/freeradius/dictionary'
AC_MSG_CHECKING(dictdir)
AC_ARG_WITH(dictdir,
[ --with-dictdir=DIR directory for dictionary files [DATAROOTDIR/freeradius] ],
[ case "$withval" in
no)
AC_MSG_ERROR([Need dictdir])
;;
yes)
;;
[[\\/$]]* | ?:[[\\/]]* )
dictdir="$withval"
;;
*)
AC_MSG_ERROR([expected an absolute directory name for --with-dictdir: $withval])
;;
esac ]
)
AC_SUBST(dictdir)
AC_MSG_RESULT($dictdir)
modconfdir='${raddbdir}/mods-config'
AC_SUBST(modconfdir)
dnl #############################################################
dnl #
dnl # 0d. Enable/disable build time features
dnl #
dnl #############################################################
dnl #
dnl # extra argument: --with-ascend-binary
dnl #
WITH_ASCEND_BINARY=yes
AC_ARG_WITH(ascend-binary,
[ --with-ascend-binary include support for Ascend binary filter attributes (default=yes)],
[ case "$withval" in
yes)
;;
*)
WITH_ASCEND_BINARY=no
esac ]
)
if test "x$WITH_ASCEND_BINARY" = "xyes"; then
AC_DEFINE(WITH_ASCEND_BINARY, [1], [include support for Ascend binary filter attributes])
fi
AX_WITH_FEATURE_ARGS([tcp],[yes])
AX_WITH_FEATURE_ARGS([vmps],[yes])
AX_WITH_FEATURE_ARGS([dhcp],[yes])
AX_WITH_FEATURE_ARGS([tacacs],[yes])
AX_WITH_FEATURE_ARGS([udpfromto],[yes])
dnl #############################################################
dnl #
dnl # 0e. Library/include paths
dnl #
dnl #############################################################
AX_WITH_LIB_ARGS_OPT([cap],[yes])
AX_WITH_LIB_ARGS_OPT([collectdclient],[yes])
AX_WITH_LIB_ARGS_OPT([execinfo],[yes])
AX_WITH_LIB_ARGS_OPT([gperftools],[yes])
AX_WITH_LIB_ARGS_OPT([openssl],[yes])
AX_WITH_LIB_ARGS([kqueue])
AX_WITH_LIB_ARGS_OPT([pcap],[yes])
AX_WITH_LIB_ARGS_OPT([pcre],[yes])
AX_WITH_LIB_ARGS_OPT([systemd],[yes])
AX_WITH_LIB_ARGS([talloc])
dnl #
dnl # extra argument: --with-regex
dnl #
WITH_REGEX=
AC_ARG_WITH(regex,
[AS_HELP_STRING([--with-regex],
[build with regular expressions if available(default=yes)])],
[ case "$withval" in
no)
WITH_REGEX=no
;;
*)
;;
esac ]
)
dnl #############################################################
dnl #
dnl # 1. Checks for programs
dnl #
dnl #############################################################
CHECKRAD=checkrad
AC_PATH_PROG(PERL, perl, /usr/local/bin/perl)
if test "x$ac_cv_path_PERL" = "x"; then
AC_MSG_WARN([perl not found - Simultaneous-Use and checkrad may not work])
fi
AC_PATH_PROG(SNMPGET, snmpget)
if test "x$ac_cv_path_SNMPGET" = "x"; then
AC_MSG_WARN([snmpget not found - Simultaneous-Use and checkrad may not work])
fi
AC_PATH_PROG(SNMPWALK, snmpwalk)
if test "x$ac_cv_path_SNMPWALK" = "x"; then
AC_MSG_WARN([snmpwalk not found - Simultaneous-Use and checkrad may not work])
fi
AC_PATH_PROG(RUSERS, rusers, /usr/bin/rusers)
dnl #
dnl # FIXME This is truly gross.
dnl #
missing_dir=`cd $ac_aux_dir && pwd`
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
AC_PATH_PROG(LOCATE,locate)
AC_PATH_PROG(DIRNAME,dirname)
AC_PATH_PROG(GREP,grep)
dnl #############################################################
dnl #
dnl # 2a. Checks for system libraries
dnl #
dnl #############################################################
dnl #
dnl # If using pthreads, check for -lpthread (posix) or -lc_r (*BSD)
dnl #
old_CFLAGS=$CFLAGS
if test $ac_cv_prog_suncc = "yes"; then
CFLAGS="$CFLAGS -mt"
fi
HAVE_THREADS=
AC_CHECK_HEADERS(pthread.h, [],
[
HAVE_THREADS="no"
fail=[pthread.h]
])
if test "x$HAVE_THREADS" != "xno"; then
dnl #
dnl # pthread stuff is usually in -lpthread
dnl # or in -lc_r, on *BSD
dnl #
dnl # On Some systems, we need extra pre-processor flags, to get them to
dnl # to do the threading properly.
dnl #
AC_CHECK_LIB(pthread, pthread_create,
[
HAVE_THREADS="yes"
CFLAGS="$CFLAGS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS"
LIBS="-lpthread $LIBS"
dnl #
dnl # -pthread should add all required CPP definitions and linker
dnl # arguments. But not all compilers support it, or some compilers
dnl # only support it on certain platforms.
dnl #
AX_CC_PTHREAD_FLAG
if test "x$ax_cv_cc_pthread_flag" = 'xyes'; then
CFLAGS="$CFLAGS -pthread"
fi
]
)
fi
dnl #
dnl # Check for libc_r which used to be the threading library used
dnl # for FreeBSD. Internet says it may be deprecated, but if we
dnl # can't find lpthread it's probably worth checking.
dnl #
if test "x$HAVE_THREADS" != "xyes"; then
AC_CHECK_LIB(c_r, pthread_create,
[
HAVE_THREADS="yes"
CFLAGS="$CFLAGS -D_THREAD_SAFE"
dnl #
dnl # -pthread should add all required CPP definitions and linker
dnl # arguments. But not all compilers support it, or some compilers
dnl # only support it on certain platforms.
dnl #
AX_CC_PTHREAD_FLAG
if test "x$ax_cv_cc_pthread_flag" != 'xyes'; then
LIBS="-lc_r $LIBS"
else
CFLAGS="$CFLAGS -pthread"
fi
],
[ fail=[-lc_r or -lpthread] ]
)
fi
if test "x$HAVE_THREADS" != "xyes"; then
AC_MSG_ERROR([FreeRADIUS requires thread support, missing: $fail])
fi
dnl #
dnl # We need sem_init() and friends, as they're the friendliest
dnl # semaphore functions for threading.
dnl #
dnl # HP/UX requires linking with librt, too, to get the sem_* symbols.
dnl # Some systems have them in -lsem
dnl # Solaris has them in -lposix4
dnl # NetBSD has them in -lsemaphore
dnl #
AC_SEARCH_LIBS(sem_init, pthread sem posix4 rt semaphore,
[],
[AC_MSG_ERROR([[-lsem not found. You may want to download it from ftp://ftp.to.gd-es.com/pub/BSDI/libsem.tar.bz2 or ftp://ftp.freeradius.org/pub/radius/contrib/libsem.tar.gz]])]
)
dnl #
dnl # Check if we have -ldl
dnl #
AC_CHECK_LIB(dl, dlopen)
dnl #
dnl # Check if we need -lsocket
dnl #
AC_CHECK_LIB(socket, getsockname)
dnl #
dnl # Check for -lresolv
dnl # This library may be needed later.
dnl #
AC_CHECK_LIB(resolv, inet_aton)
dnl #
dnl # Check if we need -lnsl. Usually if we want to
dnl # link against -lsocket we need to include -lnsl as well.
dnl #
AC_CHECK_LIB(nsl, inet_ntoa)
AC_CHECK_LIB(ws2_32, htonl)
dnl #
dnl # Check if we need -lrt, this is required on
dnl # older Linuxes for clock_gettime.
dnl #
AC_CHECK_LIB(rt, clock_gettime)
dnl #############################################################
dnl #
dnl # 2b. Checks for system header files
dnl #
dnl #############################################################
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS( \
arpa/inet.h \
crypt.h \
dlfcn.h \
errno.h \
fcntl.h \
features.h \
fnmatch.h \
getopt.h \
glob.h \
grp.h \
inttypes.h \
limits.h \
linux/if_packet.h \
malloc.h \
netdb.h \
netinet/in.h \
prot.h \
pwd.h \
resource.h \
semaphore.h \
sia.h \
siad.h \
signal.h \
stdatomic.h \
stdbool.h \
stddef.h \
stdint.h \
stdio.h \
sys/event.h \
sys/fcntl.h \
sys/prctl.h \
sys/ptrace.h \
sys/resource.h \
sys/security.h \
sys/select.h \
sys/socket.h \
sys/time.h \
sys/types.h \
sys/un.h \
sys/wait.h \
syslog.h \
unistd.h \
utime.h \
utmp.h \
utmpx.h \
valgrind.h \
winsock.h
)
dnl #
dnl # FreeBSD requires sys/socket.h before net/if.h
dnl #
AC_CHECK_HEADERS(net/if.h, [], [],
[
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
]
)
dnl #############################################################
dnl #
dnl # 3a. Checks for user libraries
dnl #
dnl #############################################################
dnl #
dnl # Check for libtalloc
dnl #
smart_try_dir="$talloc_lib_dir"
FR_SMART_CHECK_LIB(talloc, _talloc)
if test "x$ac_cv_lib_talloc__talloc" != "xyes"; then
AC_MSG_WARN([talloc library not found. Use --with-talloc-lib-dir=<path>.])
AC_MSG_ERROR([FreeRADIUS requires libtalloc. Please read doc/developers/dependencies.adoc for further instructions.])
fi
dnl #
dnl # Check for talloc_set_memlimit
dnl # This was only included in version 2.0.8
dnl # Needs to be done here with the talloc linker flags set
dnl #
AC_CHECK_FUNCS(
talloc_set_memlimit \
_talloc_pooled_object
)
TALLOC_LIBS="${smart_lib}"
TALLOC_LDFLAGS="${smart_ldflags}"
AC_SUBST(TALLOC_LIBS)
AC_SUBST(TALLOC_LDFLAGS)
LIBS="$old_LIBS"
dnl #
dnl # Check for libkqueue (or system kqueue present on OSX and the BSDs)
dnl #
AC_CHECK_FUNC([kqueue])
if test "x$ac_cv_func_kqueue" != "xyes"; then
smart_try_dir="$kqueue_lib_dir"
FR_SMART_CHECK_LIB(kqueue, kqueue)
if test "x$ac_cv_lib_kqueue_kqueue" != "xyes"; then
AC_MSG_WARN([kqueue library not found. Use --with-kqueue-lib-dir=<path>.])
AC_MSG_ERROR([FreeRADIUS requires libkqueue (or system kqueue). Please read doc/developers/dependencies.adoc for further instructions.])
fi
fi
KQUEUE_LIBS="${smart_lib}"
KQUEUE_LDFLAGS="${smart_ldflags}"
AC_SUBST(KQUEUE_LIBS)
AC_SUBST(KQUEUE_LDFLAGS)
LIBS="$old_LIBS"
dnl #
dnl # Check for libpcap
dnl #
smart_try_dir="$pcap_lib_dir"
FR_SMART_CHECK_LIB(pcap, pcap_open_live)
if test "x$ac_cv_lib_pcap_pcap_open_live" != "xyes"; then
AC_MSG_WARN([pcap library not found, silently disabling the RADIUS sniffer, and ARP listener. Use --with-pcap-lib-dir=<path>.])
else
AC_CHECK_FUNCS(\
pcap_fopen_offline \
pcap_dump_fopen \
pcap_create \
pcap_activate
)
PCAP_LIBS="${smart_lib}"
PCAP_LDFLAGS="${smart_ldflags}"
fi
dnl Set by FR_SMART_CHECK_LIB
LIBS="${old_LIBS}"
dnl #
dnl # Check for collectdclient
dnl #
smart_try_dir="$collectdclient_lib_dir"
FR_SMART_CHECK_LIB(collectdclient, lcc_connect)
if test "x$ac_cv_lib_collectdclient_lcc_connect" != "xyes"; then
AC_MSG_WARN([collectdclient library not found. Use --with-collectdclient-lib-dir=<path>.])
else
COLLECTDC_LIBS="${smart_lib}"
COLLECTDC_LDFLAGS="${smart_ldflags}"
fi
dnl Set by FR_SMART_CHECKLIB
LIBS="${old_LIBS}"
dnl #
dnl # Check for cap (Linux capabilities)
dnl #
smart_try_dir="$cap_lib_dir"
FR_SMART_CHECK_LIB(cap, cap_get_proc)
if test "x$ac_cv_lib_cap_cap_get_proc" != "xyes"; then
AC_MSG_WARN([cap library not found, debugger checks will not be enabled. Use --with-cap-lib-dir=<path>.])
else
AC_DEFINE(HAVE_LIBCAP, 1,
[Define to 1 if you have the `cap' library (-lcap).]
)
HAVE_LIBCAP=1
fi
dnl #
dnl # Look for gperftools, we could just ldpreload it, but google recommends linking
dnl # it in properly.