diff --git a/configure.ac b/configure.ac
index b94b2a0e0fca679d3f55f697649f177d39e64e51..325a733a2a5d526694bbdd5b58a7cf8d452d4414 100644 (file)
--- a/configure.ac
+++ b/configure.ac
AC_INIT([System DataBase],[m4_esyscmd(./version-gen.sh)],
[sysdb@sysdb.io],
[sysdb],
- [http://sysdb.io/])
+ [https://sysdb.io/])
PACKAGE_MAINTAINER="Sebastian 'tokkee' Harl <tokkee@sysdb.io>"
AC_DEFINE_UNQUOTED([PACKAGE_MAINTAINER], ["$PACKAGE_MAINTAINER"],
[Define to the name of the maintainer of this package.])
AC_SYS_LARGEFILE
AC_PROG_CC
+AC_PROG_CXX
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
)
test_cc_flags() {
- AC_LANG_CONFTEST([AC_LANG_PROGRAM([[ ]], [[ ]])])
- $CC -c conftest.c $CFLAGS $@ > /dev/null 2> /dev/null
+ AC_LANG_CONFTEST([int main(void){}])
+ $CC -c conftest.c $CFLAGS $STRICT_CFLAGS $@ > /dev/null 2> /dev/null
ret=$?
rm -f conftest.o
return $ret
}
+test_cxx_flags() {
+ AC_LANG_PUSH(C++)
+ AC_LANG_CONFTEST([int main(void){}])
+ $CXX -c conftest.c $CXXFLAGS $STRICT_CXXFLAGS $@ > /dev/null 2> /dev/null
+ ret=$?
+ rm -f conftest.o
+ AC_LANG_POP(C++)
+ return $ret
+}
+
STRICT_CFLAGS=""
+STRICT_CXXFLAGS=""
m4_divert_once([HELP_ENABLE], [
Build options:])
done
fi
+dnl We need C++11 for facter.
+AC_MSG_CHECKING([whether $CXX accepts -std=c++11])
+if test_cxx_flags -std=c++11; then
+ CXXFLAGS="$CXXFLAGS -std=c++11"
+ AC_MSG_RESULT([yes])
+else
+ # Oh well, the header check will determine if it works anyway.
+ AC_MSG_RESULT([no])
+fi
+
dnl Hardening (see e.g. http://wiki.debian.org/Hardening for a motivation).
AC_DEFINE([_FORTIFY_SOURCE], 2,
[Define to enable protection against static sized buffer overflows.])
[enable_hardening="yes"])
if test "x$enable_hardening" = "xyes"; then
- hardening=0
+ hardening_cc=0
+ hardening_cxx=0
hardening_tests=0
for flag in -Wformat -Wformat-security; do
hardening_tests=$(($hardening_tests + 1))
- AC_MSG_CHECKING([whether $CC accepts $flag])
+ AC_MSG_CHECKING([whether $CC accepts $flag])
if test_cc_flags $flag; then
STRICT_CFLAGS="$STRICT_CFLAGS $flag"
- hardening=$(($hardening + 1))
+ hardening_cc=$(($hardening_cc + 1))
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no])
+ fi
+
+ AC_MSG_CHECKING([whether $CXX accepts $flag])
+ if test_cxx_flags $flag; then
+ STRICT_CXXFLAGS="$STRICT_CXXFLAGS $flag"
+ hardening_cxx=$(($hardening_cxx + 1))
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
done
- if test $hardening -ne $hardening_tests; then
+ if test $hardening_cc -ne $hardening_tests; then
+ AC_MSG_WARN(
+ [Some hardening options are not supported by your C compiler!])
+ fi
+ if test $hardening_cxx -ne $hardening_tests; then
AC_MSG_WARN(
- [Some hardening options are not supported by your compiler!])
+ [Some hardening options are not supported by your C++ compiler!])
fi
fi
for flag in -Wall -Werror; do
AC_MSG_CHECKING([whether $CC accepts $flag])
-
if test_cc_flags $flag; then
STRICT_CFLAGS="$STRICT_CFLAGS $flag"
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
+
+ AC_MSG_CHECKING([whether $CXX accepts $flag])
+ if test_cxx_flags $flag; then
+ STRICT_CXXFLAGS="$STRICT_CXXFLAGS $flag"
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no])
+ fi
done
if test "x$enable_strict_checks" = "xyes"; then
-Wshadow \
-Wstrict-prototypes; do
AC_MSG_CHECKING([whether $CC accepts $flag])
-
if test_cc_flags $flag; then
STRICT_CFLAGS="$STRICT_CFLAGS $flag"
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
+
+ dnl -Wshadow produces unnecessary warnings/errors in case a
+ dnl C function name "shadows" a struct constructor.
+ if test "x$flag" != "x-Wshadow"; then
+ AC_MSG_CHECKING([whether $CXX accepts $flag])
+ if test_cxx_flags $flag; then
+ STRICT_CXXFLAGS="$STRICT_CXXFLAGS $flag"
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no])
+ fi
+ fi
done
fi
AC_SUBST([STRICT_CFLAGS])
+AC_SUBST([STRICT_CXXFLAGS])
AC_ARG_ENABLE([gcov],
AS_HELP_STRING([--enable-gcov],
AC_SUBST([PROFILING_CFLAGS])
AC_SUBST([PROFILING_LDFLAGS])
+ieee754_layout="unknown"
+AC_MSG_CHECKING([the memory layout of double precision values])
+AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#include <string.h>
+#include <inttypes.h>
+ ]],
+ [[
+double d = 3.141592653e130;
+char c[8];
+if (sizeof(d) != 8)
+ return 2;
+memcpy(&c, &d, 8);
+if (c[0] == '\x04' && c[1] == '\x10' && c[2] == '\x1E' && c[3] == '\x66' &&
+ c[4] == '\x40' && c[5] == '\xA9' && c[6] == '\x06' && c[7] == '\x5B')
+ return 0;
+else
+ return 1;
+ ]]
+ )],
+ [ieee754_layout="little-endian"], [ieee754_layout="unknown"])
+if test "x$ieee754_layout" = "xunknown"; then
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#include <string.h>
+#include <inttypes.h>
+ ]],
+ [[
+double d = 3.141592653e130;
+char c[8];
+if (sizeof(d) != 8)
+ return 2;
+memcpy(&c, &d, 8);
+if (c[7] == '\x04' && c[6] == '\x10' && c[5] == '\x1E' && c[4] == '\x66' &&
+ c[3] == '\x40' && c[2] == '\xA9' && c[1] == '\x06' && c[0] == '\x5B')
+ return 0;
+else
+ return 1;
+ ]]
+ )],
+ [ieee754_layout="big-endian"], [ieee754_layout="unknown"])
+fi
+AC_MSG_RESULT([IEEE-754 $ieee754_layout])
+
+AC_DEFINE([IEEE754_DOUBLE_LITTLE_ENDIAN], 1234,
+ [Identifier for IEEE-754 little-endian encoding of double precision values])
+AC_DEFINE([IEEE754_DOUBLE_BIG_ENDIAN], 4321,
+ [Identifier for IEEE-754 big-endian encoding of double precision values])
+if test "x$ieee754_layout" = "xlittle-endian"; then
+ AC_DEFINE([IEEE754_DOUBLE_BYTE_ORDER], 1234,
+ [Define to 1 if double precision values use IEEE-754 little-endian encoding])
+else if test "x$ieee754_layout" = "xbig-endian"; then
+ AC_DEFINE([IEEE754_DOUBLE_BYTE_ORDER], 4321,
+ [Define to 1 if double precision values use IEEE-754 little-endian encoding])
+else
+ AC_MSG_ERROR([Unknown memory layout of double precision values])
+fi; fi
+
m4_divert_once([HELP_ENABLE], [
Build dependencies:])
+AC_CHECK_HEADERS([ucred.h])
+dnl On OpenBSD, sys/param.h is required for sys/ucred.h.
+AC_CHECK_HEADERS([sys/ucred.h], [], [],
+ [[ #include <sys/param.h> ]])
+
+AC_CHECK_TYPES([struct ucred],
+ [have_struct_ucred="yes"], [have_struct_ucred="no"],
+ [[
+#include <sys/socket.h>
+#include <sys/param.h>
+#if HAVE_UCRED_H
+# include <ucred.h>
+#endif
+ ]])
+
+if test "x$have_struct_ucred" != "xyes"; then
+ AC_MSG_CHECKING([for struct ucred when using _GNU_SOURCE])
+ orig_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -D_GNU_SOURCE"
+ dnl Don't reuse AC_CHECK_HEADERS; for one it'll use the cached value
+ dnl but also, it will print the "checking for" message a second time.
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#include <sys/socket.h>
+#include <sys/param.h>
+#if HAVE_UCRED_H
+# include <ucred.h>
+#endif
+ ]],
+ [if (sizeof(struct ucred)) return 0;]
+ )],
+ [have_struct_ucred="yes"], [have_struct_ucred="no"])
+ CFLAGS="$orig_CFLAGS"
+ if test "x$have_struct_ucred" = "xyes"; then
+ AC_DEFINE([_GNU_SOURCE], 1, [Define to enable GNU features.])
+ fi
+ AC_MSG_RESULT([$have_struct_ucred])
+fi
+
dnl Testing.
PKG_CHECK_MODULES([CHECK], [check >= 0.9.4],
[unit_tests="yes"], [unit_tests="no"])
AC_SUBST([READLINE_CFLAGS])
AM_CONDITIONAL([BUILD_CLIENT], test "x$readline_support" != "no")
+AC_LANG_PUSH(C++)
+AC_ARG_WITH([libfacter],
+ [AS_HELP_STRING([--with-libfacter], [libfacter support (default: auto)])],
+ [with_libfacter="$withval"],
+ [with_libfacter="yes"])
+if test "x$with_libfacter" = "xyes" || test "x$with_libfacter" = "xauto"; then
+ AC_CHECK_HEADERS([facter/facts/collection.hpp],
+ [have_libfacter="yes"],
+ [have_libfacter="no (facter/facts/collection.hpp not found)"])
+else if test "x$with_libfacter" = "xno"; then
+ have_libfacter="$with_libfacter (disabled on command-line)"
+else
+ AC_MSG_ERROR([Invalid value for option --with-libfacter=$with_libfacter (expected "yes", "no", or "auto")])
+fi; fi
+if test "x$have_libfacter" = "xyes"; then
+ AC_MSG_CHECKING([for facter::facts::collection in -lfacter])
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[ #include <facter/facts/collection.hpp> ]],
+ [[
+ facter::facts::collection facts;
+ facts.add_default_facts();
+ ]]
+ )],
+ [TEST_LIBS=$TEST_LIBS -lfacter],
+ [have_libfacter="yes"],
+ [have_libfacter="no (libfacter not found)"])
+ AC_MSG_RESULT([$have_libfacter])
+fi
+AC_LANG_POP(C++)
+
+AC_ARG_WITH([librrd],
+ [AS_HELP_STRING([--with-librrd], [librrd support (default: auto)])],
+ [with_librrd="$withval"],
+ [with_librrd="yes"])
+if test "x$with_librrd" = "xyes" || test "x$with_librrd" = "xauto"; then
+ PKG_CHECK_MODULES([RRD], [librrd],
+ [have_librrd="yes"], [have_librrd="no"])
+else if test "x$with_librrd" = "xno"; then
+ have_librrd="$with_librrd (disabled on command-line)"
+else
+ AC_MSG_ERROR([Invalid value for option --with-librrd=$with_librrd (expected "yes", "no", or "auto")])
+fi; fi
+
+if test "x$have_librrd" = "xyes"; then
+ AC_CHECK_HEADERS([rrd_client.h])
+fi
+
dnl Feature checks.
build_documentation="yes"
AM_CONDITIONAL([INTEGRATION_TESTING], test "x$integration_tests" = "xyes")
dnl Plugin checks.
+facter_default=$have_libfacter
+if test "x$facter_default" != "xyes"; then
+ facter_default="no (requires libfacter)"
+fi
puppet_storeconfigs_default=$with_libdbi
if test "x$puppet_storeconfigs_default" != "xyes"; then
puppet_storeconfigs_default="no (requires libdbi)"
fi
+rrdtool_default=$have_librrd
+if test "x$rrdtool_default" != "xyes"; then
+ rrdtool_default="no (required librrd)"
+fi
m4_divert_once([HELP_ENABLE], [
Backends:])
AC_SDB_PLUGIN_INIT
-AC_SDB_PLUGIN([collectd], [yes],
+AC_SDB_PLUGIN([collectd-unixsock], [yes],
[backend accessing the system statistics collection daemon])
+AC_SDB_PLUGIN([facter], [$facter_default],
+ [backend retrieving local facter facts])
AC_SDB_PLUGIN([mk-livestatus], [yes],
[backend accessing Nagios/Icinga/Shinken using MK Livestatus])
AC_SDB_PLUGIN([puppet-storeconfigs], [$puppet_storeconfigs_default],
[backend accessing the Puppet stored configuration database])
+m4_divert_once([HELP_ENABLE], [
+Time-series fetchers:])
+AC_SDB_PLUGIN([timeseries-rrdtool], [$rrdtool_default],
+ [fetch time-series data from RRD files])
+
+m4_divert_once([HELP_ENABLE], [
+Store writers:])
+AC_SDB_PLUGIN([store-network], [yes],
+ [send stored objects to a remote instance])
+
m4_divert_once([HELP_ENABLE], [
Plugins:])
AC_MSG_RESULT([ libdbi: . . . . . . . . . . $with_libdbi])
AC_MSG_RESULT([ libedit: . . . . . . . . . $have_libedit])
AC_MSG_RESULT([ libreadline: . . . . . . . $have_libreadline])
+AC_MSG_RESULT([ librrd: . . . . . . . . . . $have_librrd])
AC_MSG_RESULT()
AC_MSG_RESULT([ Backends:])
-AC_MSG_RESULT([ collectd: . . . . . . . . . $enable_collectd])
+AC_MSG_RESULT([ collectd::unixsock: . . . . $enable_collectd_unixsock])
+AC_MSG_RESULT([ facter . . . . . . . . . . $enable_facter])
AC_MSG_RESULT([ mk-livestatus: . . . . . . $enable_mk_livestatus])
-AC_MSG_RESULT([ puppet-storeconfigs: . . . $enable_puppet_storeconfigs])
+AC_MSG_RESULT([ puppet::storeconfigs: . . . $enable_puppet_storeconfigs])
+AC_MSG_RESULT()
+AC_MSG_RESULT([ Time-series fetchers:])
+AC_MSG_RESULT([ rrdtool: . . . . . . . . . $enable_timeseries_rrdtool])
+AC_MSG_RESULT()
+AC_MSG_RESULT([ Store writers:])
+AC_MSG_RESULT([ network: . . . . . . . . . $enable_store_network])
AC_MSG_RESULT()
AC_MSG_RESULT([ Plugins:])
AC_MSG_RESULT([ cname::dns: . . . . . . . . $enable_cname_dns])