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configure.ac
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configure.ac
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dnl Process this file with autoconf to produce a configure script.
dnl
dnl There are a couple of environment defined variables which this script
dnl makes use of in addition to the standard CFLAGS/LDFLAGS/etc. These are:
dnl
dnl RELEASE_TAG - Debian release tag which is put to debian/changelog
dnl SNAPSHOT_VERSION - snapshot version to add to version number
dnl BINARY_BRANCH - the value is added to all source/binary packages
dnl SOURCE_REVISION - Revision of the source-tree, will added to the version string
dnl
AC_INIT(syslog-ng/main.c)
AC_CONFIG_MACRO_DIR([m4])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
dnl ***************************************************************************
dnl definitions
PACKAGE="syslog-ng"
VERSION="`cat $srcdir/VERSION`"
dnl ***************************************************************************
dnl dependencies
GLIB_MIN_VERSION="2.10.1"
EVTLOG_MIN_VERSION="0.2.12"
OPENSSL_MIN_VERSION="0.9.8"
LIBDBI_MIN_VERSION="0.8.0"
IVYKIS_MIN_VERSION="0.36.1"
JSON_C_MIN_VERSION="0.9"
PCRE_MIN_VERSION="6.1"
LMC_MIN_VERSION="0.1.8"
LRMQ_MIN_VERSION="0.0.1"
LRC_MIN_VERSION="1.0.0"
JOURNALD_MIN_VERSION="195"
LIBSYSTEMD_MIN_VERSION="209"
JAVA_MIN_VERSION="1.7"
dnl ***************************************************************************
dnl Initial setup
ostype=`uname -s`
if test -r $srcdir/dist.conf; then
# read defaults, dist.conf does not change
# values for parameters that are already set
. $srcdir/dist.conf
fi
if test -z "$RELEASE_TAG"; then
RELEASE_TAG=unstable
fi
if test "`uname -s`" = "Linux";then
CURRDATE=`date -R`
else
CURRDATE=`date +"%a, %d %b %Y %H:%M:%S %Z"`
fi
AM_INIT_AUTOMAKE($PACKAGE, $VERSION, [foreign no-define subdir-objects])
_AM_PROG_TAR([ustar])
if test -n "$SNAPSHOT_VERSION"; then
VERSION=$VERSION+$SNAPSHOT_VERSION
fi
if test "x$prefix" = "xNONE"; then
prefix=$ac_default_prefix
fi
if test "x$exec_prefix" = "xNONE"; then
exec_prefix='${prefix}'
fi
pidfiledir='${localstatedir}'
moduledir='${exec_prefix}/lib/syslog-ng'
AC_CONFIG_HEADERS(config.h)
dnl ***************************************************************************
dnl Arguments
AC_ARG_WITH(libnet,
[ --with-libnet=path use path to libnet-config script],
,
[with_libnet=""])
AC_ARG_WITH(pidfile-dir,
[ --with-pidfile-dir=path Use path as the directory for storing pidfiles],
pidfiledir=$with_pidfile_dir)
AC_ARG_WITH(module-dir,
[ --with-module-dir=path Use path as the directory to install modules into],
moduledir=$with_module_dir)
AC_ARG_WITH(module-path,
[ --with-module-path=path Use path as the list of ':' separated directories looked up when searching for modules],
module_path=$with_module_path)
AC_ARG_WITH(timezone-dir,
[ --with-timezone-dir=path Use path as the directory to get the timezone files],
timezonedir=$with_timezone_dir)
AC_ARG_WITH(ld-library-path,
[ --with-ld-library-path=path Set LD_LIBRARY_PATH during runtime to the value given],
env_ld_library_path=$with_ld_library_path)
AC_ARG_WITH([systemdsystemunitdir],
AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files]))
AC_ARG_ENABLE(debug,
[ --enable-debug Enable debugging code.],, enable_debug="no")
AC_ARG_ENABLE(env-wrapper,
[ --enable-env-wrapper Enable wrapper program to set up various environment variables],, enable_env_wrapper=auto)
AC_ARG_ENABLE(gprof,
[ --enable-gprof Enable gcc profiling.],, enable_gprof="no")
AC_ARG_ENABLE(memtrace,
[ --enable-memtrace Enable alternative leak debugging code.])
AC_ARG_ENABLE(dynamic-linking,
[ --enable-dynamic-linking Link everything dynamically.],,enable_dynamic_linking="auto")
AC_ARG_ENABLE(mixed-linking,
[ --enable-mixed-linking Link 3rd party libraries statically, system libraries dynamically],,enable_mixed_linking="auto")
AC_ARG_ENABLE(ipv6,
[ --enable-ipv6 Enable support for IPv6.],,enable_ipv6="auto")
AC_ARG_ENABLE(tcp-wrapper,
[ --enable-tcp-wrapper Enable support for TCP wrappers.],,enable_tcp_wrapper="auto")
AC_ARG_ENABLE(spoof-source,
[ --enable-spoof-source Enable support for spoofed source addresses.]
,,enable_spoof_source="auto")
AC_ARG_ENABLE(sun-streams,
[ --enable-sun-streams Enable support for Solaris /dev/log STREAMS device.]
,,enable_sun_streams="auto")
AC_ARG_ENABLE(sql,
[ --enable-sql Enable support for SQL destinations. (default: auto)]
,,enable_sql="auto")
AC_ARG_ENABLE(pacct,
[ --enable-pacct Enable support for reading Process Accounting files (EXPERIMENTAL, Linux only).]
,,enable_pacct="no")
AC_ARG_ENABLE(linux-caps,
[ --enable-linux-caps Enable support for managing Linux capabilities (default: auto)]
,,enable_linux_caps="auto")
AC_ARG_ENABLE(gcov,
[ --enable-gcov Enable coverage profiling (default: no)]
,,enable_gcov="no")
AC_ARG_ENABLE(mongodb,
[ --enable-mongodb Enable mongodb destination (default: auto)]
,,enable_mongodb="auto")
AC_ARG_WITH(libmongo-client,
[ --with-libmongo-client=[system/internal/auto]
Link against the system supplied or the built-in libmongo-client library. (default: auto)]
,,with_libmongo_client="auto")
AC_ARG_WITH(jsonc,
[ --with-jsonc=[system/internal/auto/no]
Link against the system supplied or the built-in jsonc library or explicitly disable it. (default:auto)]
,,with_jsonc="auto")
AC_ARG_ENABLE(json,
[ --enable-json=[yes/no] Enable JSON support (default: yes)]
,[if test "x$enableval" != "xno"; then with_jsonc="system"; else with_jsonc="no"; fi],)
AC_ARG_ENABLE(amqp,
[ --enable-amqp Enable amqp destination (default: auto)]
,,enable_amqp="auto")
AC_ARG_WITH(librabbitmq-client,
[ --with-librabbitmq-client=[system/internal]
Link against the system supplied or the built-in librabbitmq library.]
,,with_librabbitmq_client="internal")
AC_ARG_ENABLE(stomp,
[ --enable-stomp Enable stomp destination (default: yes)]
,,enable_stomp="yes")
AC_ARG_WITH(ivykis,
[ --with-ivykis=[system/internal]
Link against the system supplied or the built-in ivykis library.]
,,with_ivykis="internal")
AC_ARG_ENABLE(smtp,
[ --disable-smtp Disable SMTP support (default: auto)]
,,enable_smtp="auto")
AC_ARG_WITH(libesmtp,
AC_HELP_STRING([--with-libesmtp=DIR],
[use libesmtp library from (prefix) directory DIR]),,)
AC_ARG_ENABLE(redis,
[ --disable-redis Disable REDIS support (default: auto)]
,,enable_redis="auto")
AC_ARG_WITH(libhiredis,
AC_HELP_STRING([--with-libhiredis=DIR],
[use libhiredis library from (prefix) directory DIR]),,)
AC_ARG_ENABLE(systemd,
[ --enable-systemd Enable systemd support (default: auto)]
,,enable_systemd="auto")
AC_ARG_ENABLE(geoip,
[ --enable-geoip Enable GeoIP support (default: auto)]
,,enable_geoip="auto")
AC_ARG_ENABLE(riemann,
[ --disable-riemann Disable riemann destination]
,,enable_riemann="auto")
AC_ARG_WITH(compile-date,
[ --without-compile-date Do not include the compile date in the binary]
,wcmp_date="${withval}", wcmp_date="yes")
AC_ARG_WITH(systemd-journal,
[ --with-systemd-journal=[system/optional/auto]
Link against the system supplied or the wrapper library. (default: auto)]
,,with_systemd_journal="auto")
AC_ARG_WITH(python,
[ --with-python=VERSION Build with a specific version of python])
AC_ARG_WITH(docbook,
AC_HELP_STRING([--with-docbook-dir=DIR],
[compiling manpages using docbook in the specified path, if not set online version will be used from http://docbook.sourceforge.net]),
[ XSL_STYLESHEET=$with_docbook ],
[ XSL_STYLESHEET=http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl ]
)
AC_ARG_ENABLE(manpages, AC_HELP_STRING([ --enable-manpages], [ Enable generation of manpages (default: no)]), , [enable_manpages="no"; XSL_STYLESHEET=""])
AC_ARG_ENABLE(java, [ --enable-java Enable java destination (default: auto)],, enable_java="auto")
AC_ARG_ENABLE(all-modules,
[ --enable-all-modules Forcibly enable all modules. (default: auto)]
,,enable_all_modules="auto")
if test "x$enable_all_modules" != "xauto"; then
state="$enable_all_modules"
MODULES="spoof_source sun_streams sql pacct mongodb json amqp stomp \
redis systemd geoip riemann ipv6 smtp"
for mod in ${MODULES}; do
modstate=$(eval echo \$enable_${mod})
if test "x$modstate" = "xauto"; then
eval enable_${mod}=${state}
fi
done
fi
if test "x$wcmp_date" != "xno"; then
wcmp_date="1"
else
wcmp_date="0"
fi
patheval()
{
OLD=$1
NEW=`eval echo $1`
while test "x$OLD" != "x$NEW"
do
OLD=$NEW
NEW=`eval echo $OLD`
done
echo $OLD
}
dnl ***************************************************************************
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CC_C99
AM_PROG_CC_C_O
if test "x$ac_cv_prog_cc_c99" = "xno"; then
AC_MSG_ERROR("C99 standard compliant C compiler required. Try GCC 3.x or later.")
fi
AC_PROG_YACC
AM_PROG_LEX
AC_PROG_MAKE_SET
PKG_PROG_PKG_CONFIG
LT_INIT([dlopen disable-static])
AC_PATH_PROG(PYTHON, python)
dnl ***************************************************************************
dnl Validate yacc
yacc_ok=1
if echo "$YACC" | grep bison > /dev/null; then
# NOTE: m4 removes [], that's why it needs to be escaped
bison_version=[`$YACC --version | head -n 1 | sed -e 's/[^0-9.]*\([-0-9.]\+\)$/\1/'`]
bison_version_major=`echo $bison_version | cut -d. -f1`
bison_version_minor=`echo $bison_version | cut -d. -f2`
if test "$bison_version_major" -lt 2 -o "$bison_version_minor" -lt 4; then
yacc_ok=0
fi
if test "$bison_version_major" -gt 2; then
yacc_ok=1
fi
else
yacc_ok=0
fi
if test $yacc_ok = 0; then
if test -f $srcdir/lib/cfg-grammar.c || test -f lib/cfg-grammar.c; then
AC_MSG_WARN([No proper bison found, you'll not be able to change lib/cfg-grammar.y])
else
AC_MSG_ERROR([syslog-ng requires bison 2.4 or later (traditional yacc is not enough). Your source tree seems to be from git, which doesn't have lib/cfg-grammar.c. Please install bison or use a distribution tarball.])
fi
fi
dnl ***************************************************************************
dnl Validate flex
if $LEX --version | grep "flex" >/dev/null; then
lex_ok=1
else
lex_ok=0
fi
if test $lex_ok = 0 ; then
if test -f $srcdir/lib/cfg-lex.c || test -f lib/cfg-lex.c; then
AC_MSG_WARN([No flex found, you'll not be able to change lib/cfg-lex.l])
else
AC_MSG_ERROR([syslog-ng requires flex in order to generate its config lexer. Your source tree seems to be from git, which doesn't have lib/cfg-lex.c. Please install flex or use a distribution tarball.])
fi
fi
dnl ***************************************************************************
dnl Set up CFLAGS
if test "x$ac_compiler_gnu" = "xyes"; then
CFLAGS="${CFLAGS} -Wall"
if test "x$enable_debug" = "xyes"; then
CFLAGS="${ac_cv_env_CFLAGS_value} -Wall -g"
fi
if test "x$enable_gprof" = "xyes"; then
CFLAGS="${CFLAGS} -pg"
fi
if test "x$enable_gcov" = "xyes"; then
CFLAGS="${CFLAGS} -fprofile-arcs -ftest-coverage"
fi
fi
CFLAGS="${CFLAGS} -pthread"
AX_CFLAGS_GCC_OPTION(-Wno-pointer-sign, CFLAGS_NOWARN_POINTER_SIGN)
AC_SYS_LARGEFILE
# FIXME: skip tests on unsupported platforms/architectures...
case "$ostype" in
HP-UX)
if $CC -v 2>&1 | grep gcc > /dev/null; then
CFLAGS="${CFLAGS} -U_XOPEN_SOURCE -U_XOPEN_SOURCE_EXTENDED -D_HPUX_SOURCE"
LDFLAGS="${LDFLAGS} -lcl"
AC_DEFINE(HAVE_BROKEN_PREAD, 1, [define if your platform has a broken pread/pwrite (e.g. HP-UX)])
AC_MSG_WARN([NOTE: on HP-UX with gcc, you might need to edit sys/socket.h manually or you'll get compilation errors])
fi
;;
AIX)
if test "$ac_cv_sys_large_files" -ne 0; then
CFLAGS="${CFLAGS} -D_LARGE_FILES=1"
fi
# NOTE: The -brtl option to the linker must be set before calling the
# configure script, as otherwise the generated libtool will behave
# differently. We need the runtime linker during execution (hence the
# -brtl) to load external modules. Also, please note that with -brtl the
# linker behaves similarly to what is expected on other UNIX systems,
# without it, it refuses to link an .so in if there's no reference from
# the main program, even if there is a proper -llibname option.
LDFLAGS="$LDFLAGS -Wl,-brtl"
MODULE_LDFLAGS="-avoid-version -module"
;;
OSF1)
CFLAGS="${CFLAGS} -D_XOPEN_SOURCE=500 -D_XOPEN_SOURCE_EXTENDED -D_OSF_SOURCE -D_POSIX_C_SOURCE"
;;
esac
if test "$enable_dynamic_linking" = "auto" -a "$enable_mixed_linking" = "auto"; then
enable_dynamic_linking="yes"
enable_mixed_linking="no"
fi
linkopts=0
if test "x$enable_dynamic_linking" = "xyes"; then
linkopts=`expr $linkopts + 1`
fi
if test "x$enable_mixed_linking" = "xyes"; then
linkopts=`expr $linkopts + 1`
fi
if test "$linkopts" -gt 1; then
AC_MSG_ERROR([You cannot specify multiple linking options at the same time (--enable-dynamic-linking, --enable-mixed-linking).])
fi
if test "x$enable_dynamic_linking" = "xyes"; then
enable_dynamic_linking="yes"
enable_mixed_linking="no"
linking_mode="dynamic"
elif test "x$enable_mixed_linking" = "xyes"; then
enable_dynamic_linking="no"
enable_mixed_linking="yes"
linking_mode="mixed"
fi
dnl ***************************************************************************
dnl Is the __thread keyword available?
dnl ***************************************************************************
AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <pthread.h>
__thread int a;
]],
[a=0;])],
[ac_cv_have_tls=yes; AC_DEFINE_UNQUOTED(HAVE_THREAD_KEYWORD, 1, "Whether Transport Layer Security is supported by the system")])
dnl ***************************************************************************
dnl How to do static linking?
dnl ***************************************************************************
AC_MSG_CHECKING(how to enable static linking for certain libraries)
ldversion=`ld -V 2>&1 | head -n 1`
if echo $ldversion | egrep "GNU|Solaris" > /dev/null; then
LD_START_STATIC="-Wl,-Bstatic"
LD_END_STATIC="-Wl,-Bdynamic"
AC_MSG_RESULT(GNU or Solaris)
elif test $ostype = "HP-UX" > /dev/null; then
LD_START_STATIC="-Wl,-a,archive"
LD_END_STATIC="-Wl,-a,shared_archive"
AC_MSG_RESULT(HP-UX)
elif test "$ostype" = "AIX"; then
LD_START_STATIC="-Wl,-bstatic"
LD_END_STATIC="-Wl,-bdynamic"
AC_MSG_RESULT(AIX)
else
LD_START_STATIC=""
LD_END_STATIC=""
AC_MSG_RESULT([no clues, linking everything dynamically, please send appropriate ld arguments to syslog-ng@lists.balabit.hu])
fi
dnl ***************************************************************************
dnl Miscellanneous headers
dnl ***************************************************************************
AC_HEADER_STDC
AC_CHECK_HEADER(dmalloc.h)
AC_CHECK_HEADERS(strings.h \
getopt.h \
stropts.h \
sys/strlog.h \
door.h \
sys/capability.h \
sys/prctl.h \
utmp.h \
utmpx.h)
AC_CHECK_HEADERS(tcpd.h)
AC_CHECK_TYPES([struct ucred, struct cmsgcred], [], [], [#define _GNU_SOURCE 1
#include <sys/types.h>
#include <sys/socket.h>])
dnl ***************************************************************************
dnl Header checks
dnl ***************************************************************************
dnl Checks for typedefs, structures, and compiler characteristics.
AC_STRUCT_TM
AC_CACHE_CHECK(for SO_ACCEPTCONN, blb_cv_c_so_acceptconn,
[AC_EGREP_CPP(SO_ACCEPTCONN,
[
#include <sys/types.h>
#include <socket.h>
SO_ACCEPTCONN
],
blb_cv_c_so_acceptconn=no, blb_cv_c_so_acceptconn=yes)])
if test "x$blb_cv_c_so_acceptconn" = "xyes"; then
AC_DEFINE(HAVE_SO_ACCEPTCONN, 1, [SO_ACCEPTCONN is present])
fi
AC_CHECK_MEMBER(struct tm.tm_gmtoff,AC_DEFINE(HAVE_STRUCT_TM_TM_GMTOFF,1,[Whether you have tm_gmtoff field in struct tm]),,[
#if TM_IN_SYS_TIME
#include <sys/time.h>
#else
#include <time.h>
#endif])
AC_CACHE_CHECK(for I_CONSLOG, blb_cv_c_i_conslog,
[AC_EGREP_CPP(I_CONSLOG,
[
#include <sys/strlog.h>
I_CONSLOG
],
blb_cv_c_i_conslog=no, blb_cv_c_i_conslog=yes)])
old_CPPFLAGS=$CPPFLAGS
CPPFLAGS=-D_GNU_SOURCE
AC_CACHE_CHECK(for O_LARGEFILE, blb_cv_c_o_largefile,
[AC_EGREP_CPP(O_LARGEFILE,
[
#include <fcntl.h>
O_LARGEFILE
],
blb_cv_c_o_largefile=no, blb_cv_c_o_largefile=yes)])
CPPFLAGS=$old_CPPFLAGS
if test "x$blb_cv_c_o_largefile" = "xyes"; then
AC_DEFINE(HAVE_O_LARGEFILE, 1, [O_LARGEFILE is present])
fi
AC_CACHE_CHECK(for struct sockaddr_storage, blb_cv_c_struct_sockaddr_storage,
[AC_EGREP_HEADER([sockaddr_storage], sys/socket.h, blb_cv_c_struct_sockaddr_storage=yes,blb_cv_c_struct_sockaddr_storage=no)])
if test "$blb_cv_c_struct_sockaddr_storage" = "yes"; then
AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE,[1],[struct sockaddr_storage is present on your system])
fi
AC_CACHE_CHECK(for struct sockaddr_in6, blb_cv_c_struct_sockaddr_in6,
[AC_EGREP_HEADER([sockaddr_in6], netinet/in.h, blb_cv_c_struct_sockaddr_in6=yes,blb_cv_c_struct_sockaddr_in6=no)])
AC_CACHE_CHECK(for PR_SET_KEEPCAPS, blb_cv_keepcaps,
[AC_EGREP_CPP(PR_SET_KEEPCAPS,
[
#include <sys/prctl.h>
PR_SET_KEEPCAPS
],
blb_cv_keepcaps=no,
blb_cv_keepcaps=yes)])
if test "x$blb_cv_keepcaps" = "xyes"; then
AC_DEFINE(HAVE_PR_SET_KEEPCAPS, 1, [have PR_SET_KEEPCAPS])
fi
if test "$ostype" != "Darwin" ; then
AC_DEFINE(HAVE_ENVIRON, [1], [Specifies whether the environ global variable exists])
fi
AC_CACHE_CHECK(for modern utmp,
blb_cv_c_modern_utmp,
[AC_TRY_COMPILE([
#include <time.h>
#ifdef HAVE_UTMPX_H
#include <utmpx.h>
#else
#include <utmp.h>
#endif
],
[
#ifdef HAVE_UTMPX_H
struct utmpx ut;
#else
struct utmp ut;
#endif
return &ut.ut_type && &ut.ut_user;
],
blb_cv_c_modern_utmp=yes,
blb_cv_c_modern_utmp=no)])
if test "x$blb_cv_c_modern_utmp" = "xyes"; then
AC_DEFINE(HAVE_MODERN_UTMP, 1, [have modern utmp/utmpx format])
fi
dnl ***************************************************************************
dnl Checks for libraries
AC_CHECK_LIB(door, door_create, BASE_LIBS="$BASE_LIBS -ldoor")
AC_CHECK_LIB(socket, socket, BASE_LIBS="$BASE_LIBS -lsocket")
AC_CHECK_LIB(rt, nanosleep, BASE_LIBS="$BASE_LIBS -lrt")
AC_CHECK_LIB(nsl, gethostbyname, BASE_LIBS="$BASE_LIBS -lnsl")
AC_CHECK_LIB(regex, regexec, REGEX_LIBS="-lregex")
AC_CHECK_LIB(resolv, res_init, RESOLV_LIBS="-lresolv")
AC_CHECK_FUNCS(strdup \
strtol \
strtoll \
strtoimax \
inet_aton \
inet_ntoa \
getopt_long \
getaddrinfo \
getnameinfo \
getutent \
getutxent \
pread \
pwrite \
strcasestr \
memrchr \
localtime_r \
gmtime_r \
strtok_r)
old_LIBS=$LIBS
LIBS=$BASE_LIBS
AC_CHECK_FUNCS(clock_gettime)
LIBS=$old_LIBS
dnl ***************************************************************************
dnl libevtlog headers/libraries
dnl ***************************************************************************
PKG_CHECK_MODULES(EVTLOG, eventlog >= $EVTLOG_MIN_VERSION,,)
dnl ***************************************************************************
dnl libwrap headers/libraries
dnl ***************************************************************************
old_LIBS=$LIBS
AC_CACHE_CHECK(for TCP wrapper library,
blb_cv_c_lwrap,
for libwrap in "-lwrap" "/usr/local/lib/libwrap.a"; do
LIBS="$old_LIBS $libwrap"
[AC_TRY_LINK(,
[
}
int allow_severity;
int deny_severity;
extern int hosts_access(void);
int foo(void)
{
hosts_access();
],
[blb_cv_c_lwrap=$libwrap
break],
blb_cv_c_lwrap="")
done
])
LIBS=$old_LIBS
LIBWRAP_LIBS=$blb_cv_c_lwrap
if test "x$enable_tcp_wrapper" = "xauto"; then
AC_MSG_CHECKING(whether to enable TCP wrapper support)
if test "x$ac_cv_header_tcpd_h" = "xyes" -a "x$blb_cv_c_lwrap" != "x"; then
enable_tcp_wrapper=yes
AC_MSG_RESULT(yes)
else
LIBWRAP_LIBS=""
AC_MSG_RESULT(no)
enable_tcp_wrapper=no
fi
elif test "x$enable_tcp_wrapper" != "xyes"; then
LIBWRAP_LIBS=""
fi
dnl ***************************************************************************
dnl libdbi headers/libraries
dnl ***************************************************************************
AC_CHECK_LIB(dl, dlsym, DL_LIBS="-ldl")
PKG_CHECK_MODULES(LIBDBI, dbi >= $LIBDBI_MIN_VERSION, libdbi_pkgconfig_not_found="0", libdbi_pkgconfig_not_found="1")
if test "$libdbi_pkgconfig_not_found" -eq 1; then
dnl if libdbi has no .pc file, try it without one
AC_CHECK_LIB(dbi, dbi_initialize, LIBDBI_LIBS="-ldbi"; LIBDBI_CFLAGS="-I/usr/include")
fi
if test "x$enable_sql" = "xauto"; then
AC_MSG_CHECKING(whether to enable SQL support)
if test "x$LIBDBI_LIBS" != "x"; then
enable_sql="yes"
AC_MSG_RESULT(yes)
else
enable_sql="no"
AC_MSG_RESULT(no)
fi
fi
dnl ***************************************************************************
dnl GLib headers/libraries
dnl ***************************************************************************
GLIB_ADDONS="gmodule-2.0 gthread-2.0"
PKG_CHECK_MODULES(GLIB, glib-2.0 >= $GLIB_MIN_VERSION $GLIB_ADDONS,,)
if test "$linking_mode" != "dynamic"; then
# strip out -ldl & -lrt as it cannot be linked statically
GLIB_LIBS=`echo $GLIB_LIBS | tr ' ' '\n' | egrep -v "^(-ldld?)|(-lrt)$" | tr '\n' ' '`
old_LIBS=$LIBS
LIBS="$LD_START_STATIC $GLIB_LIBS $LD_END_STATIC $BASE_LIBS"
AC_CHECK_FUNC(g_hash_table_new, blb_cv_static_glib=yes, blb_cv_static_glib=no)
LIBS=$old_LIBS
fi
old_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$GLIB_CFLAGS"
old_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS $GLIB_LIBS"
AC_CHECK_FUNCS(g_mapped_file_unref)
AC_CACHE_CHECK(sanity checking Glib headers,
blb_cv_glib_sane,
[AC_TRY_RUN([
#include <glib.h>
int main()
{
if (sizeof(long) != GLIB_SIZEOF_LONG)
return 1;
return 0;
}
],
blb_cv_glib_sane=yes,
blb_cv_glib_sane=no,
blb_cv_glib_sane=yes)])
CPPFLAGS=$old_CPPFLAGS
LDFLAGS=$old_LDFLAGS
if test "x$blb_cv_glib_sane" = "xno"; then
AC_MSG_ERROR([Glib headers inconsistent with current compiler setting. You might be using 32 bit Glib with a 64 bit compiler, check PKG_CONFIG_PATH])
fi
if test "x$linking_mode" != "xdynamic" -a "x$blb_cv_static_glib" = "xno"; then
AC_MSG_ERROR([static GLib libraries not found (a file named libglib-2.0.a), either link GLib dynamically using the --enable-dynamic-linking or install a static GLib])
fi
dnl ***************************************************************************
dnl geoip headers/libraries
dnl ***************************************************************************
if test "x$enable_geoip" = "xyes" || test "x$enable_geoip" = "xauto"; then
if test "x$GEOIP_LIBS" != "x"; then
AC_MSG_CHECKING([for GEOIP])
AC_MSG_RESULT([yes (GEOIP_LIBS set, will use that.)])
with_geoip="yes"
else
PKG_CHECK_MODULES(GEOIP, geoip, with_geoip="yes", with_geoip="no")
fi
if test "x$with_geoip" = "xno" && test "x$enable_geoip" = "xyes"; then
AC_MSG_ERROR([Could not find libgeoip, and geoip support was explicitly enabled.])
fi
enable_geoip="$with_geoip"
fi
dnl ***************************************************************************
dnl pcre headers/libraries
dnl ***************************************************************************
if test "x$linking_mode" = "xmixed"; then
# check if we have a pcre bundled in glib. In case glib is
# dynamic it doesn't matter as glib doesn't export those
# symbols. But in case glib is static, linking it through
# glib and through libpcre would clash.
old_LIBS="$LIBS"
LIBS="$LD_START_STATIC $GLIB_LIBS $LD_END_STATIC $LIBS"
AC_CHECK_FUNC(pcre_compile2, AC_MSG_ERROR([You cannot use a GLib embedded PCRE in mixed linking mode]))
LIBS="$old_LIBS"
fi
PKG_CHECK_MODULES(PCRE, libpcre >= $PCRE_MIN_VERSION,, PCRE_LIBS="")
if test -z "$PCRE_LIBS"; then
AC_MSG_ERROR(Cannot find pcre version >= $PCRE_MIN_VERSION it is a hard dependency from syslog-ng 3.6 onwards)
fi
dnl ***************************************************************************
dnl OpenSSL headers/libraries
dnl ***************************************************************************
# openssl is needed for:
# * TLS support
dnl check OpenSSL static linking
PKG_CHECK_MODULES(OPENSSL,
openssl >= $OPENSSL_MIN_VERSION,,
AC_MSG_ERROR(Cannot find OpenSSL libraries with version >= $OPENSSL_MIN_VERSION it is a hard dependency from syslog-ng 3.7 onwards))
if test -n "$OPENSSL_LIBS" -a "$linking_mode" != "dynamic"; then
dnl required for openssl, but only when linking statically
AC_CHECK_LIB(z, inflate, ZLIB_LIBS="-lz")
dnl Remove -ldl as it cannot be linked statically on some platforms, it'll be present in DL_LIBS
OPENSSL_LIBS=`echo $OPENSSL_LIBS | tr ' ' '\n' | egrep -v "^-ldld?$" | tr '\n' ' '`
old_LIBS=$LIBS
LIBS="$LD_START_STATIC $OPENSSL_LIBS $ZLIB_LIBS $LD_END_STATIC $DL_LIBS"
AC_CHECK_FUNC(SSL_library_init, blb_cv_static_openssl=yes, blb_cv_static_openssl=no)
LIBS=$old_LIBS
fi
dnl
dnl Right now, openssl is never linked statically as it is only used by the
dnl TLS build of the afsocket plugin which is loaded dynamically anyway.
dnl
dnl The static check remains though, because the core may need openssl in the
dnl future, in which case it becomes relevant again.
dnl
dnl if test "x$linking_mode" != "xdynamic" -a "x$blb_cv_static_openssl" = "xno"; then
dnl AC_MSG_ERROR([static OpenSSL libraries not found (libssl.a, libcrypto.a and their external dependencies like libz.a), either link OpenSSL statically using the --enable-dynamic-linking, or install a static OpenSSL])
dnl fi
dnl ***************************************************************************
dnl libnet headers/libraries
dnl ***************************************************************************
AC_MSG_CHECKING(for LIBNET)
if test "x$with_libnet" = "x"; then
LIBNET_CONFIG="`which libnet-config`"
else
LIBNET_CONFIG="$with_libnet/libnet-config"
fi
if test -n "$LIBNET_CONFIG" -a -x "$LIBNET_CONFIG"; then
LIBNET_CFLAGS="`$LIBNET_CONFIG --defines`"
LIBNET_LIBS="`$LIBNET_CONFIG --libs`"
AC_MSG_RESULT(yes)
else
LIBNET_LIBS=
AC_MSG_RESULT(no)
fi
if test "x$enable_spoof_source" = "xauto"; then
AC_MSG_CHECKING(whether to enable spoof source support)
if test "x$LIBNET_LIBS" != "x"; then
enable_spoof_source=yes
AC_MSG_RESULT(yes)
else
enable_spoof_source=no
LIBNET_LIBS=
LIBNET_CFLAGS=
AC_MSG_RESULT(no)
fi
elif test "x$enable_spoof_source" != "xyes"; then
LIBNET_CFLAGS=""
LIBNET_LIBS=""
enable_spoof_source=no
fi
dnl ***************************************************************************
dnl ivykis headers/libraries
dnl ***************************************************************************
INTERNAL_IVYKIS_CFLAGS=""
if test "x$with_ivykis" = "xinternal"; then
if test -f "$srcdir/lib/ivykis/src/iv_main_posix.c"; then
AC_CONFIG_SUBDIRS([lib/ivykis])
# these can only be used in lib as it assumes
# the current directory just one below ivykis
IVYKIS_LIBS="-Wl,--whole-archive -L\$(top_builddir)/lib/ivykis/src -livykis -Wl,--no-whole-archive"
IVYKIS_CFLAGS="-I\$(top_srcdir)/lib/ivykis/src/include -I\$(top_builddir)/lib/ivykis/src/include"
IVYKIS_SUBDIRS=lib/ivykis
INTERNAL_IVYKIS_CFLAGS="-I\${includedir}/syslog-ng/ivykis"
# LIBS to use when libtool is not applicable (when linking the main syslog-ng executable in mixed linking mode)
IVYKIS_NO_LIBTOOL_LIBS="-Wl,--whole-archive -L\$(top_builddir)/lib/ivykis/src/.libs -livykis -Wl,--no-whole-archive"
else
AC_MSG_ERROR([Internal ivykis sources not found in lib/ivykis. This is a hard dependency, unable to build syslog-ng without them.])
fi
else
with_ivykis="system"
PKG_CHECK_MODULES(IVYKIS, ivykis >= $IVYKIS_MIN_VERSION,,)
# in case we're using a system installed ivykis, we can link against
# it even without libtool and without extra linker arguments (as
# we're linking dynamically)
IVYKIS_NO_LIBTOOL_LIBS="$IVYKIS_LIBS"
fi
dnl ***************************************************************************
dnl json headers/libraries
dnl ***************************************************************************
enable_json="no"
if test "x$with_jsonc" = "xsystem" -o "x$with_jsonc" = "xauto"; then
enable_json="yes"
PKG_CHECK_EXISTS(json-c, json_module_name="json-c",
PKG_CHECK_EXISTS(json, json_module_name="json"))
PKG_CHECK_MODULES(JSON, $json_module_name >= $JSON_C_MIN_VERSION,[with_jsonc="system"], [JSON_LIBS=""; enable_json="no"])
if test "x$with_jsonc" = "xsystem" -a "x$enable_json" = "xno"; then
AC_MSG_ERROR([json-c library development files cannot be not found on system!])
fi
fi
if test "x$with_jsonc" = "xinternal" -o "x$with_jsonc" = "xauto"; then
AC_MSG_CHECKING(for JSON)
if test -f "$srcdir/lib/jsonc/json.h"; then
AC_CONFIG_SUBDIRS([lib/jsonc])
JSON_LIBS="\$(top_builddir)/lib/jsonc/libjson-c.la"
JSON_DEPENDENCY="$JSON_LIBS"
JSON_CFLAGS="-I\$(top_srcdir)/lib/jsonc -I\$(top_builddir)/lib/jsonc"
JSON_SUBDIRS="lib/jsonc"
enable_json="yes"
with_jsonc="internal"
else
AC_MSG_WARN([Internal jsonc sources not found in lib/jsonc])
enable_json="no"
fi
AC_MSG_RESULT($enable_json)
fi
dnl ***************************************************************************
dnl libmongo headers/libraries
dnl ***************************************************************************
if test "x$with_libmongo_client" = "xauto"; then
with_libmongo_client="system"
PKG_CHECK_MODULES(LIBMONGO, libmongo-client >= $LMC_MIN_VERSION,,with_libmongo_client="auto-internal")
elif test "x$with_libmongo_client" = "xsystem"; then
PKG_CHECK_MODULES(LIBMONGO, libmongo-client >= $LMC_MIN_VERSION)
fi
if test "x$with_libmongo_client" = "xinternal" || test "x$with_libmongo_client" = "xauto-internal"; then
with_libmongo_client="internal"
if test -f "$srcdir/modules/afmongodb/libmongo-client/src/mongo.h"; then
AC_CONFIG_SUBDIRS([modules/afmongodb/libmongo-client])
# these can only be used in modules/mongodb as it assumes
# the current directory just one below libmongo-client
LIBMONGO_LIBS="-L\$(top_builddir)/modules/afmongodb/libmongo-client/src -lmongo-client $OPENSSL_LIBS"
LIBMONGO_CFLAGS="-I\$(top_srcdir)/modules/afmongodb/libmongo-client/src"
LIBMONGO_SUBDIRS="modules/afmongodb/libmongo-client"
else
AC_MSG_WARN([Internal libmongo-client sources not found in modules/afmongodb/libmongo-client])
with_libmongo_client="no"
fi
fi
if test "x$with_libmongo_client" = "xno"; then
if test "x$enable_mongodb" = "xyes"; then
AC_MSG_ERROR([Could not find libmongo-client, and MongoDB support was explicitly enabled.])
fi
enable_mongodb="no"
fi
dnl ***************************************************************************
dnl libesmtp headers/libraries
dnl ***************************************************************************
if test "x$enable_smtp" != "xno" && test "x$with_libesmtp" != "no"; then
libesmtp="yes"
if test "x$with_libesmtp" != "yes" && test "x$with_libesmtp" != "x"; then
CPPFLAGS_SAVE="$CPPFLAGS"
LDFLAGS_SAVE="$LDFLAGS"
CPPFLAGS="$CPPFLAGS -I$with_libesmtp/include"
LDFLAGS="$LDFLAGS -L$with_libesmtp/lib"
AC_CHECK_HEADER(libesmtp.h, [LIBESMTP_CFLAGS="-I$with_libesmtp/include"
LIBESMTP_LIBS="-L$with_libesmtp/lib -lesmtp"], [libesmtp=no])
CPPFLAGS="$CPPFLAGS_SAVE"
LDFLAGS="$LDFLAGS_SAVE"
else
AC_MSG_CHECKING(for libESMTP)
if libesmtp-config --version >/dev/null 2>&1; then
AC_MSG_RESULT(yes)
LIBESMTP_CFLAGS="`libesmtp-config --cflags`"
LIBESMTP_LIBS="`libesmtp-config --libs`"
else
AC_MSG_RESULT(no)
libesmtp=no
fi
fi
if test "x$enable_smtp" = "xyes" && test "x$libesmtp" = "xno"; then
AC_MSG_ERROR(libESMTP not found)
fi
enable_smtp=$libesmtp
fi
dnl ***************************************************************************
dnl libhiredis headers/libraries
dnl ***************************************************************************
if test "x$enable_redis" != "xno" && test "x$with_redis" != "no"; then
hiredis="yes"
if test "x$with_libhiredis" != "yes" && test "x$with_libhiredis" != "x"; then
CFLAGS_SAVE="$CFLAGS"
LDFLAGS_SAVE="$LDFLAGS"
CFLAGS="$CFLAGS -I$with_libhiredis/include"
LDFLAGS="$LDFLAGS -L$with_libhiredis/lib"
AC_CHECK_HEADER(hiredis/hiredis.h, [HIREDIS_CFLAGS="-I$with_libhiredis/include"
HIREDIS_LIBS="-L$with_libhiredis/lib -lhiredis"], [hiredis=no])
CFLAGS="$CFLAGS_SAVE"
LDFLAGS="$LDFLAGS_SAVE"
else
hiredis="yes"
PKG_CHECK_MODULES(HIREDIS, hiredis, ,
[PKG_CHECK_MODULES(HIREDIS, libhiredis,,
[AC_CHECK_HEADER(hiredis/hiredis.h, [HIREDIS_LIBS="-lhiredis"], [hiredis=no])])])
fi
if test "x$enable_redis" = "xyes" && test "x$hiredis" = "xno"; then
AC_MSG_ERROR(libHIREDIS not found)
fi