X-Git-Url: https://arthur.barton.de/gitweb/?p=netdata.git;a=blobdiff_plain;f=configure.ac;h=251eab3e6efe09d45fe118c7636cc8c1ff16eee8;hp=20a74696baf00eba6ad85a83ecc2c54e51b19306;hb=32e8eda4c4d6370e96233a69cab861b2ebb5cc9a;hpb=2caa14b2d8796f9fbc4592bc298e734a62118607 diff --git a/configure.ac b/configure.ac index 20a74696..251eab3e 100644 --- a/configure.ac +++ b/configure.ac @@ -12,7 +12,8 @@ define([VERSION_SUFFIX], [_rolling]) dnl Set to "1" for a first RPM release of a new version PACKAGE_RPM_RELEASE="0.0.$(echo VERSION_SUFFIX | sed s/^_//)" -define([VERSION_STRING], m4_esyscmd_s(git describe 2>/dev/null | sed 's/^v//')) +# We do not use m4_esyscmd_s to support older autoconf. +define([VERSION_STRING], m4_esyscmd(git describe 2>/dev/null | sed 's/^v//' | tr -d '\n')) m4_ifval(VERSION_STRING, [], [define([VERSION_STRING], VERSION_NUMBER)]) AC_INIT([netdata], VERSION_STRING[]VERSION_SUFFIX) @@ -27,14 +28,9 @@ PACKAGE_RPM_VERSION="VERSION_NUMBER" AC_SUBST([PACKAGE_RPM_VERSION]) AC_SUBST([PACKAGE_RPM_RELEASE]) -# fails on centos6 -#AX_CHECK_ENABLE_DEBUG() -AX_GCC_FUNC_ATTRIBUTE(returns_nonnull) -AX_GCC_FUNC_ATTRIBUTE(malloc) -AX_GCC_FUNC_ATTRIBUTE(noreturn) -AX_GCC_FUNC_ATTRIBUTE(format) -AX_GCC_FUNC_ATTRIBUTE(warn_unused_result) +# ----------------------------------------------------------------------------- +# autoconf initialization AC_CONFIG_AUX_DIR([.]) AC_CONFIG_HEADERS([config.h]) @@ -46,90 +42,90 @@ AC_PROG_CC AC_PROG_INSTALL PKG_PROG_PKG_CONFIG AC_USE_SYSTEM_EXTENSIONS -AC_CHECK_FUNCS_ONCE(accept4) -AC_CHECK_TYPES([struct timespec, clockid_t], [], [], [[#include ]]) -AC_SEARCH_LIBS([clock_gettime], [rt posix4]) -AC_CHECK_FUNCS([clock_gettime]) -AC_CHECK_FUNCS([sched_setscheduler sched_get_priority_min sched_get_priority_max nice]) -# Check system type -case "$host_os" in -freebsd*) - build_target=freebsd - ;; -darwin*) - build_target=macos - LDFLAGS="${LDFLAGS} -framework CoreFoundation -framework IOKit" - ;; -*) - build_target=linux - ;; -esac -AM_CONDITIONAL([FREEBSD], [test x$build_target = xfreebsd]) -AM_CONDITIONAL([MACOS], [test x$build_target = xmacos]) -AM_CONDITIONAL([LINUX], [test x$build_target = xlinux]) +# ----------------------------------------------------------------------------- +# configurable options AC_ARG_ENABLE( - [plugin-nfacct], - [AS_HELP_STRING([--enable-plugin-nfacct], [enable nfacct plugin, requires root])], - , - [enable_plugin_nfacct="no"] + [plugin-nfacct], + [AS_HELP_STRING([--enable-plugin-nfacct], [enable nfacct plugin, requires root])], + , + [enable_plugin_nfacct="no"] +) +AC_ARG_ENABLE( + [plugin-freeipmi], + [AS_HELP_STRING([--enable-plugin-freeipmi], [enable freeipmi plugin])], + , + [enable_plugin_freeipmi="detect"] ) AC_ARG_ENABLE( - [pedantic], - [AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings])], - , - [enable_pedantic="no"] + [pedantic], + [AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings])], + , + [enable_pedantic="no"] +) +AC_ARG_WITH( + [webdir], + [AS_HELP_STRING([--with-webdir], [location of webdir @<:@PKGDATADIR/web@:>@])], + [webdir="${withval}"], + [webdir="\$(pkgdatadir)/web"] ) AC_ARG_WITH( - [webdir], - [AS_HELP_STRING([--with-webdir], [location of webdir @<:@PKGDATADIR/web@:>@])], - [webdir="${withval}"], - [webdir="\$(pkgdatadir)/web"] + [libcap], + [AS_HELP_STRING([--with-libcap], [build with libcap])], + , + [with_libcap="detect"] ) AC_ARG_WITH( - [zlib], - [AS_HELP_STRING([--with-zlib], [build with zlib])], - , - [with_zlib="yes"] + [zlib], + [AS_HELP_STRING([--with-zlib], [build with zlib])], + , + [with_zlib="yes"] ) AC_ARG_WITH( - [math], - [AS_HELP_STRING([--with-math], [build with math])], - , - [with_math="yes"] + [math], + [AS_HELP_STRING([--with-math], [build with math])], + , + [with_math="yes"] ) AC_ARG_WITH( - [user], - [AS_HELP_STRING([--with-user], [use this user to drop privilege])], - , - [with_user="nobody"] + [user], + [AS_HELP_STRING([--with-user], [use this user to drop privilege])], + , + [with_user="nobody"] ) AC_ARG_ENABLE( - [x86-sse], - [AS_HELP_STRING([--disable-x86-sse], [SSE/SS2 optimizations on x86 @<:@default enabled@:>@])], - , - [enable_x86_sse="yes"] + [x86-sse], + [AS_HELP_STRING([--disable-x86-sse], [SSE/SS2 optimizations on x86 @<:@default enabled@:>@])], + , + [enable_x86_sse="yes"] +) +AC_ARG_ENABLE( + [lto], + [AS_HELP_STRING([--disable-lto], [Link Time Optimizations @<:@default enabled@:>@])], + , + [enable_lto="detect"] ) -ACX_PTHREAD(, [AC_MSG_ERROR([Cannot initialize pthread environment])]) -LIBS="${PTHREAD_LIBS} ${LIBS}" -CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}" -CC="${PTHREAD_CC}" -TS_CHECK_JEMALLOC -if test "$has_jemalloc" = "1"; then - AC_DEFINE([ENABLE_JEMALLOC], [1], [compile and link with jemalloc]) -else - TS_CHECK_TCMALLOC - if test "$has_tcmalloc" = "1"; then - AC_DEFINE([ENABLE_TCMALLOC], [1], [compile and link with tcmalloc]) - else - AC_C_MALLOPT - AC_C_MALLINFO - fi -fi +# ----------------------------------------------------------------------------- +# netdata required checks + +# fails on centos6 +#AX_CHECK_ENABLE_DEBUG() + +AX_GCC_FUNC_ATTRIBUTE([returns_nonnull]) +AX_GCC_FUNC_ATTRIBUTE([malloc]) +AX_GCC_FUNC_ATTRIBUTE([noreturn]) +AX_GCC_FUNC_ATTRIBUTE([format]) +AX_GCC_FUNC_ATTRIBUTE([warn_unused_result]) + +AC_CHECK_FUNCS_ONCE(accept4) +AC_CHECK_TYPES([struct timespec, clockid_t], [], [], [[#include ]]) +AC_SEARCH_LIBS([clock_gettime], [rt posix4]) +AC_CHECK_FUNCS([clock_gettime]) +AC_CHECK_FUNCS([sched_setscheduler sched_get_priority_min sched_get_priority_max nice]) AC_TYPE_INT8_T AC_TYPE_INT16_T @@ -148,92 +144,291 @@ AC_CHECK_SIZEOF([void *]) AC_CANONICAL_HOST AC_HEADER_MAJOR AC_HEADER_RESOLV + AC_CHECK_HEADERS_ONCE([sys/prctl.h]) -AC_CHECK_LIB([cap], [cap_get_proc, cap_set_proc], - [AC_CHECK_HEADER( - [sys/capability.h], - [ - CAP_LIBS=-lcap - AC_DEFINE([HAVE_CAPABILITY], [1], [libcap usability]) - ] - )] + +# ----------------------------------------------------------------------------- +# operating system detection + +AC_MSG_CHECKING([operating system]) +case "$host_os" in +freebsd*) + build_target=freebsd + ;; +darwin*) + build_target=macos + LDFLAGS="${LDFLAGS} -framework CoreFoundation -framework IOKit" + ;; +*) + build_target=linux + ;; +esac + +AM_CONDITIONAL([FREEBSD], [test "${build_target}" = "freebsd"]) +AM_CONDITIONAL([MACOS], [test "${build_target}" = "macos"]) +AM_CONDITIONAL([LINUX], [test "${build_target}" = "linux"]) +AC_MSG_RESULT([${build_target}]) + + +# ----------------------------------------------------------------------------- +# pthreads + +ACX_PTHREAD(, [AC_MSG_ERROR([Cannot initialize pthread environment])]) +LIBS="${PTHREAD_LIBS} ${LIBS}" +CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}" +CC="${PTHREAD_CC}" + + +# ----------------------------------------------------------------------------- +# libm + +AC_ARG_VAR([MATH_CFLAGS], [C compiler flags for math]) +AC_ARG_VAR([MATH_LIBS], [linker flags for math]) +if test -z "${MATH_LIBS}"; then + AC_CHECK_LIB( + [m], + [sin], + [MATH_LIBS="-lm"] + ) +fi +test "${with_math}" = "yes" -a -z "${MATH_LIBS}" && AC_MSG_ERROR([math required but not found]) + +AC_MSG_CHECKING([if libm should be used]) +if test "${with_math}" != "no" -a ! -z "${MATH_LIBS}"; then + with_math="yes" + AC_DEFINE([STORAGE_WITH_MATH], [1], [math usability]) + OPTIONAL_MATH_CFLAGS="${MATH_CFLAGS}" + OPTIONAL_MATH_LIBS="${MATH_LIBS}" +else + with_math="no" +fi +AC_MSG_RESULT([${with_math}]) + + +# ----------------------------------------------------------------------------- +# zlib + +PKG_CHECK_MODULES( + [ZLIB], + [zlib], + [have_zlib=yes], + [have_zlib=no] +) +test "${with_zlib}" = "yes" -a "${have_zlib}" != "yes" && AC_MSG_ERROR([zlib required but not found. Try installing 'zlib1g-dev' or 'zlib-devel'.]) + +AC_MSG_CHECKING([if zlib should be used]) +if test "${with_zlib}" != "no" -a "${have_zlib}" = "yes"; then + with_zlib="yes" + AC_DEFINE([NETDATA_WITH_ZLIB], [1], [zlib usability]) + OPTIONAL_ZLIB_CLFAGS="${ZLIB_CFLAGS}" + OPTIONAL_ZLIB_LIBS="${ZLIB_LIBS}" +else + with_zlib="no" +fi +AC_MSG_RESULT([${with_zlib}]) + + +# ----------------------------------------------------------------------------- +# libuuid + +PKG_CHECK_MODULES( + [UUID], + [uuid], + [have_uuid=yes], + [AC_MSG_ERROR([libuuid required but not found. Try installing 'uuid-dev' or 'libuuid-devel'.])] ) -OPTIONAL_CAP_LIBS="${CAP_LIBS}" +AC_DEFINE([NETDATA_WITH_UUID], [1], [uuid usability]) +OPTIONAL_UUID_CLFAGS="${UUID_CFLAGS}" +OPTIONAL_UUID_LIBS="${UUID_LIBS}" + + +# ----------------------------------------------------------------------------- +# compiler options AC_ARG_VAR([SSE_CANDIDATE], [C compiler flags for SSE]) AS_CASE([$host_cpu], - [i?86], [SSE_CANDIDATE="yes"] + [i?86], [SSE_CANDIDATE="yes"] ) AC_SUBST([SSE_CANDIDATE]) if test "${SSE_CANDIDATE}" = "yes" -a "${enable_x86_sse}" = "yes"; then - opt="-msse2 -mfpmath=sse" - AX_CHECK_COMPILE_FLAG($opt, [CFLAGS="$CFLAGS $opt"], []) + opt="-msse2 -mfpmath=sse" + AX_CHECK_COMPILE_FLAG(${opt}, [CFLAGS="${CFLAGS} ${opt}"], []) fi -AC_ARG_VAR([MATH_CFLAGS], [C compiler flags for math]) -AC_ARG_VAR([MATH_LIBS], [linker flags for math]) -if test -z "${MATH_LIBS}"; then - AC_CHECK_LIB( - [m], - [sin], - [MATH_LIBS="-lm"] - ) +if test "${GCC}" = "yes"; then + AC_DEFINE_UNQUOTED([likely(x)], [__builtin_expect(!!(x), 1)], [gcc branch optimization]) + AC_DEFINE_UNQUOTED([unlikely(x)], [__builtin_expect(!!(x), 0)], [gcc branch optimization]) +else + AC_DEFINE_UNQUOTED([likely(x)], [(x)], [gcc branch optimization]) + AC_DEFINE_UNQUOTED([unlikely(x)], [(x)], [gcc branch optimization]) +fi + +if test "${enable_pedantic}" = "yes"; then + enable_strict="yes" + CFLAGS="${CFLAGS} -pedantic -Wall -Wextra -Wno-long-long" +fi + + +# ----------------------------------------------------------------------------- +# memory allocation library + +AC_MSG_CHECKING([for memory allocator]) +TS_CHECK_JEMALLOC +if test "$has_jemalloc" = "1"; then + AC_DEFINE([ENABLE_JEMALLOC], [1], [compile and link with jemalloc]) + AC_MSG_RESULT([jemalloc]) +else + TS_CHECK_TCMALLOC + if test "$has_tcmalloc" = "1"; then + AC_DEFINE([ENABLE_TCMALLOC], [1], [compile and link with tcmalloc]) + AC_MSG_RESULT([tcmalloc]) + else + AC_MSG_RESULT([system]) + AC_C_MALLOPT + AC_C_MALLINFO + fi fi + +# ----------------------------------------------------------------------------- +# libcap + PKG_CHECK_MODULES( - [UUID], - [uuid], + [LIBCAP], + [libcap], + [AC_CHECK_LIB([cap], [cap_get_proc, cap_set_proc], + [AC_CHECK_HEADER( + [sys/capability.h], + [have_libcap=yes], + [have_libcap=no] + )], + [have_libcap=no] + )], + [have_libcap=no] ) -test -z "${UUID_LIBS}" && AC_MSG_ERROR([libuuid required but not found. Try installing 'uuid-dev' or 'libuuid-devel'.]) -AC_DEFINE([NETDATA_WITH_UUID], [1], [uuid settings]) -OPTIONAL_UUID_CLFAGS="${UUID_CFLAGS}" -OPTIONAL_UUID_LIBS="${UUID_LIBS}" +test "${with_libcap}" = "yes" -a "${have_libcap}" != "yes" && AC_MSG_ERROR([libcap required but not found.]) -if test "${enable_plugin_nfacct}" = "yes"; then - PKG_CHECK_MODULES( - [NFACCT], - [libnetfilter_acct], - ) - PKG_CHECK_MODULES( - [LIBMNL], - [libmnl], - ) - test -z "${NFACCT_LIBS}" && AC_MSG_ERROR([netfilter_acct required but not found]) - test -z "${LIBMNL_LIBS}" && AC_MSG_ERROR([libmnl required but not found. Try installing 'libmnl-dev' or 'libmnl-devel']) - AC_DEFINE([INTERNAL_PLUGIN_NFACCT], [1], [nfacct plugin settings]) - OPTIONAL_NFACCT_CLFAGS="${NFACCT_CFLAGS} ${LIBMNL_CFLAGS}" - OPTIONAL_NFACCT_LIBS="${NFACCT_LIBS} ${LIBMNL_LIBS}" +AC_MSG_CHECKING([if libcap should be used]) +if test "${with_libcap}" != "no" -a "${have_libcap}" = "yes"; then + with_libcap="yes" + AC_DEFINE([HAVE_CAPABILITY], [1], [libcap usability]) + OPTIONAL_LIBCAP_CLFAGS="${LIBCAP_CFLAGS}" + OPTIONAL_LIBCAP_LIBS="${LIBCAP_LIBS}" +else + with_libcap="no" fi -if test "${with_zlib}" = "yes"; then - PKG_CHECK_MODULES( - [ZLIB], - [zlib], - ) - test -z "${ZLIB_LIBS}" && AC_MSG_ERROR([zlib required but not found. Try installing 'zlib1g-dev' or 'zlib-devel'.]) - AC_DEFINE([NETDATA_WITH_ZLIB], [1], [zlib settings]) - OPTIONAL_ZLIB_CLFAGS="${ZLIB_CFLAGS}" - OPTIONAL_ZLIB_LIBS="${ZLIB_LIBS}" +AC_MSG_RESULT([${with_libcap}]) +AM_CONDITIONAL([ENABLE_CAPABILITY], [test "${with_libcap}" = "yes"]) + + +# ----------------------------------------------------------------------------- +# apps.plugin + +AC_MSG_CHECKING([if apps.plugin should be enabled]) +if test "${build_target}" != "macos"; then + enable_plugin_apps="yes" +else + enable_plugin_apps="no" fi -if test "${with_math}" = "yes"; then - test -z "${MATH_LIBS}" && AC_MSG_ERROR([math required but not found]) - AC_DEFINE([STORAGE_WITH_MATH], [1], [math settings]) - OPTIONAL_MATH_CFLAGS="${MATH_CFLAGS}" - OPTIONAL_MATH_LIBS="${MATH_LIBS}" +AC_MSG_RESULT([${enable_plugin_apps}]) +AM_CONDITIONAL([ENABLE_PLUGIN_APPS], [test "${enable_plugin_apps}" = "yes"]) + + +# ----------------------------------------------------------------------------- +# freeipmi.plugin - libipmimonitoring + +PKG_CHECK_MODULES( + [IPMIMONITORING], + [libipmimonitoring], + [have_ipmimonitoring=yes], + [have_ipmimonitoring=no] +) +test "${enable_plugin_freeipmi}" = "yes" -a "${have_ipmimonitoring}" != "yes" && \ + AC_MSG_ERROR([ipmimonitoring required but not found. Try installing 'libipmimonitoring-dev' or 'libipmimonitoring-devel']) + +AC_MSG_CHECKING([if freeipmi.plugin should be enabled]) +if test "${enable_plugin_freeipmi}" != "no" -a "${have_ipmimonitoring}" = "yes"; then + enable_plugin_freeipmi="yes" + AC_DEFINE([HAVE_FREEIPMI], [1], [ipmimonitoring usability]) + OPTIONAL_IPMIMONITORING_CLFAGS="${IPMIMONITORING_CFLAGS}" + OPTIONAL_IPMIMONITORING_LIBS="${IPMIMONITORING_LIBS}" +else + enable_plugin_freeipmi="no" fi +AC_MSG_RESULT([${enable_plugin_freeipmi}]) +AM_CONDITIONAL([ENABLE_PLUGIN_FREEIPMI], [test "${enable_plugin_freeipmi}" = "yes"]) -if test "${GCC}" = "yes"; then - AC_DEFINE_UNQUOTED([likely(x)], [__builtin_expect(!!(x), 1)], [gcc branch optimization]) - AC_DEFINE_UNQUOTED([unlikely(x)], [__builtin_expect(!!(x), 0)], [gcc branch optimization]) + +# ----------------------------------------------------------------------------- +# nfacct.plugin - libmnl, libnetfilter_acct + +AC_CHECK_HEADERS_ONCE([linux/netfilter/nfnetlink_conntrack.h]) + +PKG_CHECK_MODULES( + [NFACCT], + [libnetfilter_acct], + [have_libnetfilter_acct=yes], + [have_libnetfilter_acct=no] +) + +PKG_CHECK_MODULES( + [LIBMNL], + [libmnl], + [have_libmnl=yes], + [have_libmnl=no] +) + +test "${enable_plugin_nfacct}" = "yes" -a "${have_libnetfilter_acct}" != "yes" && \ + AC_MSG_ERROR([netfilter_acct required but not found]) + +test "${enable_plugin_nfacct}" = "yes" -a "${have_libmnl}" != "yes" && \ + AC_MSG_ERROR([libmnl required but not found. Try installing 'libmnl-dev' or 'libmnl-devel']) + +AC_MSG_CHECKING([if nfacct.plugin should be enabled]) +if test "${enable_plugin_nfacct}" != "no" -a "${have_libnetfilter_acct}" = "yes" -a "${have_libmnl}" = "yes"; then + enable_plugin_nfacct="yes" + AC_DEFINE([HAVE_LIBMNL], [1], [libmnl usability]) + AC_DEFINE([HAVE_LIBNETFILTER_ACCT], [1], [libnetfilter_acct usability]) + AC_DEFINE([INTERNAL_PLUGIN_NFACCT], [1], [nfacct plugin usability]) + OPTIONAL_NFACCT_CLFAGS="${NFACCT_CFLAGS} ${LIBMNL_CFLAGS}" + OPTIONAL_NFACCT_LIBS="${NFACCT_LIBS} ${LIBMNL_LIBS}" else - AC_DEFINE_UNQUOTED([likely(x)], [(x)], [gcc branch optimization]) - AC_DEFINE_UNQUOTED([unlikely(x)], [(x)], [gcc branch optimization]) + enable_plugin_nfacct="no" fi +AC_MSG_RESULT([${enable_plugin_nfacct}]) +AM_CONDITIONAL([ENABLE_PLUGIN_NFACCT], [test "${enable_plugin_nfacct}" = "yes"]) -if test "${enable_pedantic}" = "yes"; then - enable_strict="yes" - CFLAGS="${CFLAGS} -pedantic -Wall -Wextra -Wno-long-long" + +# ----------------------------------------------------------------------------- +# Link-Time-Optimization + +if test "${enable_lto}" != "no"; then + opt="-flto" + AX_CHECK_COMPILE_FLAG(${opt}, [have_lto=yes], [have_lto=no]) +fi +if test "${have_lto}" = "yes"; then + oCFLAGS="${CFLAGS}" + CFLAGS="${CFLAGS} -flto ${OPTIONAL_MATH_CLFAGS} ${OPTIONAL_NFACCT_CLFAGS} ${OPTIONAL_ZLIB_CLFAGS} ${OPTIONAL_UUID_CLFAGS} ${OPTIONAL_LIBCAP_CFLAGS} ${OPTIONAL_IPMIMONITORING_CFLAGS}" + ac_cv_c_lto_cross_compile="${enable_lto}" + test "${ac_cv_c_lto_cross_compile}" != "yes" && ac_cv_c_lto_cross_compile="no" + AC_C_LTO + CFLAGS="${oCFLAGS}" + test "${ac_cv_c_lto}" != "yes" && have_lto="no" fi +test "${enable_lto}" = "yes" -a "${have_lto}" != "yes" && \ + AC_MSG_ERROR([LTO is required but is not available.]) +AC_MSG_CHECKING([if LTO should be enabled]) +if test "${enable_lto}" != "no" -a "${have_lto}" = "yes"; then + enable_lto="yes" + CFLAGS="${CFLAGS} -flto" +else + enable_lto="no" +fi +AC_MSG_RESULT([${enable_lto}]) + + +# ----------------------------------------------------------------------------- AC_DEFINE_UNQUOTED([NETDATA_USER], ["${with_user}"], [use this user to drop privileged]) @@ -256,22 +451,25 @@ AC_SUBST([OPTIONAL_ZLIB_CLFAGS]) AC_SUBST([OPTIONAL_ZLIB_LIBS]) AC_SUBST([OPTIONAL_UUID_CLFAGS]) AC_SUBST([OPTIONAL_UUID_LIBS]) -AC_SUBST([OPTIONAL_CAP_LIBS]) +AC_SUBST([OPTIONAL_LIBCAP_CFLAGS]) +AC_SUBST([OPTIONAL_LIBCAP_LIBS]) +AC_SUBST([OPTIONAL_IPMIMONITORING_CFLAGS]) +AC_SUBST([OPTIONAL_IPMIMONITORING_LIBS]) AC_CONFIG_FILES([ - Makefile - charts.d/Makefile - conf.d/Makefile - netdata.spec - python.d/Makefile - node.d/Makefile - plugins.d/Makefile - src/Makefile - system/Makefile - web/Makefile - contrib/Makefile + Makefile + charts.d/Makefile + conf.d/Makefile + netdata.spec + python.d/Makefile + node.d/Makefile + plugins.d/Makefile + src/Makefile + system/Makefile + web/Makefile + contrib/Makefile ]) AC_OUTPUT test "${with_math}" != "yes" && AC_MSG_WARN([You are building without math. math allows accurate calculations. It should be enabled.]) || : -test "${with_zlib}" != "yes" && AC_MSG_WARN([You are building without zlib. zlib allows netdata to trasnfer a lot less data with web clients. It should be enabled.]) || : +test "${with_zlib}" != "yes" && AC_MSG_WARN([You are building without zlib. zlib allows netdata to transfer a lot less data with web clients. It should be enabled.]) || :