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configure.ac
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# Process this file with `autoreconf -i` to create a 'configure' file.
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Table of Contents
# 1. INITIALIZATION
# 2. SITE CONFIGURATION
# 3. CHECK FOR PROGRAMS
# 4. CHECK FOR LIBRARIES
# 5. CHECK FOR HEADERS
# 6. OUTPUT FILES
# 7. autoheader TEMPLATES
# -----------------------------------------------------------------------------
# 1. INITIALIZATION
# These first two version numbers are updated automatically on each release.
# Version number is calculated as MAJOR * 1000000 + MINOR * 1000 + MICRO
# Version string is in the form of MAJOR.MINOR.MICRO[sufix]
#
m4_define([TS_VERSION_S],[4.2.0])
m4_define([TS_VERSION_N],[4002000])
AC_INIT([Apache Traffic Server], TS_VERSION_S(), [[email protected]], [trafficserver],[http://trafficserver.apache.org])
AC_PREREQ([2.59])
AC_CONFIG_AUX_DIR([build/aux])
AC_CONFIG_SRCDIR([proxy/Main.cc])
AC_CONFIG_MACRO_DIR([build])
AM_INIT_AUTOMAKE([-Wall -Werror tar-ustar foreign no-installinfo no-installman subdir-objects 1.9.2])
AC_CONFIG_HEADERS([lib/ts/ink_autoconf.h])
# Configure with --disable-silent-rules to get verbose output. For more info, see
# http://www.gnu.org/software/automake/manual/html_node/Automake-silent_002drules-Option.html
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_DISABLE_STATIC
# Libtool versioning uses different conventions on different
# platforms. At least on FreeBSD, libtool uses an overly complex
# convention that attempts to solve problems that most people just
# don't have and which just causes confusion for most end users.
#
TS_VERSION_MAJOR=$((TS_VERSION_N() / 1000000 ))
TS_VERSION_MINOR=$(((TS_VERSION_N() / 1000) % 1000 ))
TS_VERSION_MICRO=$((TS_VERSION_N() % 1000 ))
TS_LIBTOOL_MAJOR=`echo $((${TS_VERSION_MAJOR} + ${TS_VERSION_MINOR}))`
TS_LIBTOOL_VERSION=$TS_LIBTOOL_MAJOR:$TS_VERSION_MICRO:$TS_VERSION_MINOR
TS_VERSION_STRING=TS_VERSION_S()
TS_VERSION_NUMBER=TS_VERSION_N()
#
# Substitute the above version numbers into the various files below.
#
AC_SUBST(TS_LIBTOOL_VERSION)
AC_SUBST(TS_VERSION_STRING)
AC_SUBST(TS_VERSION_NUMBER)
AC_SUBST(TS_VERSION_MAJOR)
AC_SUBST(TS_VERSION_MINOR)
AC_SUBST(TS_VERSION_MICRO)
dnl Hard-coded top of ink_autoconf.h:
AH_TOP([
#ifndef _ink_autoconf_h
#define _ink_autoconf_h
])
dnl Hard-coded inclusion at the tail end of ink_autoconf.h:
AH_BOTTOM([
#endif /* _ink_autoconf_h */
])
#
# Generate ./config.nice for reproducing runs of configure
#
TS_CONFIG_NICE([config.nice])
# XXX we can't just use AC_PREFIX_DEFAULT because that isn't subbed in
# by configure until it is too late. Is that how it should be or not?
# Something seems broken here.
AC_PREFIX_DEFAULT([/usr/local/trafficserver])
# Get the layout here, so we can pass the required variables to Trafficserver
TS_ENABLE_LAYOUT(TrafficServer, [cachedir docdir])
# Reparse the configure arguments so we can override the layout.
TS_PARSE_ARGUMENTS
#
# Host detection
#
AC_CANONICAL_HOST
HOST_GUESS="$host"
AC_SUBST(HOST_GUESS)
#
# Build environment
#
build_person="`id -nu`"
build_group="`id -ng`"
build_machine="`uname -n`"
AC_SUBST([build_machine])
AC_SUBST([build_person])
AC_SUBST([build_group])
AC_ARG_WITH([user],
[AS_HELP_STRING([--with-user],[specify the system user [default=nobody]])],
[
with_user="$withval"
],[
with_user="nobody"
]
)
default_group="`id -ng $with_user`"
AC_ARG_WITH([group],
[AS_HELP_STRING([--with-group],[specify the system group [default=nobody]])],
[
with_group="$withval"
],[
with_group=${default_group:-nobody}
]
)
AC_SUBST([pkgsysuser],[$with_user])
AC_SUBST([pkgsysgroup],[$with_group])
# -----------------------------------------------------------------------------
# 2. SITE CONFIGURATION
#
# Debug
#
AC_MSG_CHECKING([whether to enable debugging])
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],[turn on debugging])],
[],
[enable_debug=no]
)
AC_MSG_RESULT([$enable_debug])
#
# Enable -Werror. We want this enabled by default for developers, but disabled by default
# for end users (because we don't want released versions to suffer from compiler warning hell).
#
AC_MSG_CHECKING([whether to enable -Werror])
AC_ARG_ENABLE([werror],
[AS_HELP_STRING([--enable-werror],[turn compiler warnings into errors @<:@default=auto@:>@])],
[],
[
case $TS_VERSION_STRING in
*dev) enable_werror=yes ;;
*) enable_werror=no ;;
esac
]
)
AC_MSG_RESULT([$enable_werror])
#
# Fast SDK APIs, this disables the parameter checks (assert)
# on all APIs.
#
AC_MSG_CHECKING([whether to enable fast SDK APIs])
AC_ARG_ENABLE([fast-sdk],
[AS_HELP_STRING([--enable-fast-sdk],[enable fast SDK APIs (no input parameter sanity checks)])],
[],
[enable_fast_sdk=no]
)
AC_MSG_RESULT([$enable_fast_sdk])
TS_ARG_ENABLE_VAR([use], [fast-sdk])
AC_SUBST(use_fast_sdk)
#
# Diags
#
AC_MSG_CHECKING([whether to enable diags])
AC_ARG_ENABLE([diags],
[AS_HELP_STRING([--disable-diags],[turn off diags])],
[],
[enable_diags=yes]
)
AC_MSG_RESULT([$enable_diags])
TS_ARG_ENABLE_VAR([use], [diags])
AC_SUBST(use_diags)
#
# Build regression tests?
#
AC_MSG_CHECKING([whether to enable regression tests])
AC_ARG_ENABLE([tests],
[AS_HELP_STRING([--disable-tests],[turn off regression tests])],
[],
[enable_tests=yes]
)
AC_MSG_RESULT([$enable_tests])
TS_ARG_ENABLE_VAR([has], [tests])
AC_SUBST(has_tests)
AM_CONDITIONAL([BUILD_TESTS], [test 0 -ne $has_tests])
#
# Micro
#
AC_MSG_CHECKING([whether to enable micro-TS])
AC_ARG_ENABLE([micro],
[AS_HELP_STRING([--enable-micro],[enable micro-TS build [default=no]])],
[],
[enable_micro=no]
)
AC_MSG_RESULT([$enable_micro])
AS_IF([test "x$enable_micro" = "xyes"], [is_micro_build=1], [is_micro_build=0])
AC_SUBST(is_micro_build)
#
# Standalone iocore
#
AC_MSG_CHECKING([whether to build a standalone iocore])
AC_ARG_ENABLE([standalone-iocore],
[AS_HELP_STRING([--enable-standalone-iocore],[build just standalone iocore])],
[],
[enable_standalone_iocore=no]
)
AC_MSG_RESULT([$enable_standalone_iocore])
TS_ARG_ENABLE_VAR([has],[standalone-iocore])
AC_SUBST(has_standalone_iocore)
AS_IF([test 0 -ne $has_standalone_iocore],
[AC_SUBST([IOCORE_MODULARIZED_DEFS],[""])
AC_SUBST([ink_with_modules_def],["-DREC_BUILD_STAND_ALONE"])
AC_SUBST([ink_with_modules_local],[""])
AC_SUBST([ink_with_modules_process],[""])
],
[AC_SUBST([ink_with_modules_def],["-DREC_BUILD_MGMT"])
AC_SUBST([ink_with_modules_local],["-DLOCAL_MANAGER"])
AC_SUBST([ink_with_modules_process],["-DPROCESS_MANAGER"])
]
)
AM_CONDITIONAL([STANDALONE_IOCORE], [test 0 -ne $has_standalone_iocore])
#
# Force some static linkage (for testing / development only)
#
AC_MSG_CHECKING([whether to build some static libts (dev only)])
AC_ARG_ENABLE([static-libts],
[AS_HELP_STRING([--enable-static-libts],[build some static libts (dev only)])],
[],
[enable_static_libts=no]
)
AC_MSG_RESULT([$enable_static_libts])
TS_ARG_ENABLE_VAR([has],[static-libts])
AM_CONDITIONAL([STATIC_LIBTS], [test 0 -ne $has_static_libts])
#
# Remote Coverity Prevent commit
#
AC_MSG_CHECKING([whether to commit cov defects to remote host])
AC_ARG_ENABLE([remote-cov-commit],
[AS_HELP_STRING([--enable-remote-cov-commit[=HOST]], [commit cov defects to remote host [HOST=localhost]])],
[],
[enable_remote_cov_commit=localhost]
)
AC_MSG_RESULT([$enable_remote_cov_commit])
AC_SUBST([enable_remote_cov_commit])
#
# WCCP
#
AC_MSG_CHECKING([whether to enable WCCP v2 support])
AC_ARG_ENABLE([wccp],
[AS_HELP_STRING([--enable-wccp],[enable WCCP v2])],
[],
[enable_wccp=no]
)
AC_MSG_RESULT([$enable_wccp])
TS_ARG_ENABLE_VAR([has],[wccp])
AC_SUBST(has_wccp)
AM_CONDITIONAL([BUILD_WCCP], [test 0 -ne $has_wccp])
#
# InterimCache
#
AC_MSG_CHECKING([whether to enable interim cache support])
AC_ARG_ENABLE([interim_cache],
[AS_HELP_STRING([--enable-interim-cache],[enable interim cache])],
[],
[enable_interim_cache=no]
)
AC_MSG_RESULT([$enable_interim_cache])
TS_ARG_ENABLE_VAR([has],[interim_cache])
AC_SUBST(has_interim_cache)
AM_CONDITIONAL([BUILD_INTERIM_CACHE], [test 0 -ne $has_interim_cache])
# Google profiler
AC_MSG_CHECKING([whether to enable profiler])
AC_ARG_WITH([profiler],
[AS_HELP_STRING([--with-profiler],[enable support for profiler [default=no]])],
[with_profiler=$withval],
[with_profiler=no]
)
AC_MSG_RESULT([$with_profiler])
#
# use eventfd() or pipes
# Found that ec2 is using an older kernel causing eventfd errors.
# Disable eventfd when using ATS on EC2 Fedora.
#
AC_MSG_CHECKING([whether to enable eventfd()])
AC_ARG_ENABLE([eventfd],
[AS_HELP_STRING([--disable-eventfd],[turn off eventfd and use pipes])],
[],
[enable_eventfd="yes"]
)
AC_MSG_RESULT([$enable_eventfd])
#
# use POSIX capabilities instead of user ID switching.
#
AC_MSG_CHECKING([whether to use POSIX capabilities])
AC_ARG_ENABLE([posix-cap],
[AS_HELP_STRING([--disable-posix-cap],[Use user id switching instead of POSIX capabilities])],
[],
[enable_posix_cap="auto"]
)
AC_MSG_RESULT([$enable_posix_cap])
#
# use hwloc library when possible (can be disabled)
#
AC_MSG_CHECKING([whether to use hwloc library])
AC_ARG_ENABLE([hwloc],
[AS_HELP_STRING([--disable-hwloc],[Don't use the hwloc library])],
[],
[enable_hwloc="yes"]
)
AC_MSG_RESULT([$enable_hwloc])
#
# Enble ccache explicitly (it's disabled by default, because of build problems in some cases)
#
AC_MSG_CHECKING([whether to enable ccache])
AC_ARG_ENABLE([ccache],
[AS_HELP_STRING([--enable-ccache],[Enable ccache (for developers)])],
[],
[enable_ccache="no"]
)
AC_MSG_RESULT([$enable_ccache])
#
# Enble traffic_cop debugging
#
AC_MSG_CHECKING([whether to enable traffic_cop debugging])
AC_ARG_ENABLE([cop-debug],
[AS_HELP_STRING([--enable-cop-debug],[Enable Traffic Cop debugging (for developers)])],
[],
[enable_cop_debug="no"]
)
AC_MSG_RESULT([$enable_cop_debug])
TS_ARG_ENABLE_VAR([use], [cop-debug])
AC_SUBST(use_cop_debug)
#
# Use TPROXY for connection transparency.
#
AC_MSG_CHECKING([whether to enable TPROXY based transparency])
AC_ARG_ENABLE([tproxy],
[AS_HELP_STRING([--enable-tproxy[[=ARG]]],
[Use TPROXY to enable connection transparency.
'auto' or omitted for local system default,
'no' to disable,
'force' to use built in default,
number to use as IP_TRANSPARENT sockopt.
[default=auto]
])
],
[],
[enable_tproxy="auto"]
)
AC_MSG_RESULT([$enable_tproxy])
#
# Disable our freelist implementation, reverting it to whatever
# allocator (malloc, tcmalloc or jemalloc) that is in use. This is
# useful for debugging.
#
AC_MSG_CHECKING([whether to disable freelist])
AC_ARG_ENABLE([freelist],
[AS_HELP_STRING([--disable-freelist],[turn off freelist and use allocators])],
[],
[enable_freelist="yes"]
)
AC_MSG_RESULT([$enable_freelist])
TS_ARG_ENABLE_VAR([use], [freelist])
AC_SUBST(use_freelist)
#
# The original InkFreeList memory pool could not reclaim itself
# automatically. We can use '--enable-reclaimable-freelist' option
# to enable the reclaiming feature. This option is effective only
# when freelist is enable.
#
if test "x${enable_freelist}" = "xyes"; then
AC_MSG_CHECKING([whether to enable reclaimable freelist])
AC_ARG_ENABLE([reclaimable-freelist],
[AS_HELP_STRING([--enable-reclaimable-freelist],
[enable reclaimable freelist support (effective only when freelist is enabled)])],
[],
[enable_recalimable_freelist="yes"])
AC_MSG_RESULT([$enable_reclaimable_freelist])
else
enable_reclaimable_freelist="no"
fi
TS_ARG_ENABLE_VAR([use], [reclaimable_freelist])
AC_SUBST(use_reclaimable_freelist)
# Configure how many stats to allocate for plugins. Default is 512.
#
AC_ARG_WITH([max-api-stats],
[AS_HELP_STRING([--with-max-api-stats],[max number of plugin stats [default=512]])],
[max_api_stats=$withval],
[max_api_stats=512]
)
AC_SUBST(max_api_stats)
#
# Max host name length that we deal with in URLs.
#
AC_ARG_WITH([max-host-name-len],
[AS_HELP_STRING([--with-max-host-name-len],[max host name length [default=256]])],
[max_host_name_len=$withval],
[max_host_name_len=256]
)
AC_SUBST(max_host_name_len)
#
# EventProcessor thread configurations
#
AC_ARG_WITH([max-event-threads],
[AS_HELP_STRING([--with-max-event-threads],[max number of event threads [default=4096]])],
[max_event_threads=$withval],
[max_event_threads=4096]
)
AC_SUBST(max_event_threads)
AC_ARG_WITH([max-threads-per-type],
[AS_HELP_STRING([--with-max-threads-per-type],[max number of threads per event type [default=3072]])],
[max_threads_per_type=$withval],
[max_threads_per_type=3072]
)
AC_SUBST(max_threads_per_type)
#
# Experimental plugins
#
AC_MSG_CHECKING([whether to enable experimental plugins])
AC_ARG_ENABLE([experimental-plugins],
[AS_HELP_STRING([--enable-experimental-plugins],[build experimental plugins])],
[],
[enable_experimental_plugins=no]
)
AC_MSG_RESULT([$enable_experimental_plugins])
AM_CONDITIONAL([BUILD_EXPERIMENTAL_PLUGINS], [ test "x${enable_experimental_plugins}" = "xyes" ])
#
# build c++ api
#
AC_MSG_CHECKING([whether to build c++ api])
AC_ARG_ENABLE([cppapi],
[AS_HELP_STRING([--enable-cppapi],[Build the c++ api])],
[],
[enable_cppapi="no"]
)
AC_MSG_RESULT([$enable_cppapi])
AM_CONDITIONAL([ENABLE_CPPAPI], [ test "x${enable_cppapi}" = "xyes" ])
#
# Installation directories
# For each var the following is evaluated
# foo Standard variable eg. ${prefix}/foo
# rel_foo Relative to prefix eg. foo
#
TS_SUBST_LAYOUT_PATH([prefix])
TS_SUBST_LAYOUT_PATH([exec_prefix])
TS_SUBST_LAYOUT_PATH([bindir])
TS_SUBST_LAYOUT_PATH([sbindir])
TS_SUBST_LAYOUT_PATH([libdir])
TS_SUBST_LAYOUT_PATH([libexecdir])
TS_SUBST_LAYOUT_PATH([infodir])
TS_SUBST_LAYOUT_PATH([mandir])
TS_SUBST_LAYOUT_PATH([sysconfdir])
TS_SUBST_LAYOUT_PATH([datadir])
TS_SUBST_LAYOUT_PATH([installbuilddir])
TS_SUBST_LAYOUT_PATH([includedir])
TS_SUBST_LAYOUT_PATH([localstatedir])
TS_SUBST_LAYOUT_PATH([runtimedir])
TS_SUBST_LAYOUT_PATH([logdir])
TS_SUBST_LAYOUT_PATH([cachedir])
TS_SUBST_LAYOUT_PATH([docdir])
TS_SUBST([pkgbindir])
TS_SUBST([pkgsbindir])
TS_SUBST([pkglibdir])
TS_SUBST([pkglibexecdir])
TS_SUBST([pkgsysconfdir])
TS_SUBST([pkgdatadir])
TS_SUBST([pkglocalstatedir])
TS_SUBST([pkgruntimedir])
TS_SUBST([pkglogdir])
TS_SUBST([pkgcachedir])
TS_SUBST([pkgdocdir])
# -----------------------------------------------------------------------------
# 3. CHECK FOR PROGRAMS
# Compiler selection:
#
# Implementation note (toc)
# 1) Get default compiler settings (case statement.)
# 2) Check for over-rides of default compiler.
# 3) Set standard CFLAGS, SHARED_CFLAGS, etc.
# 4) (in first kludge mode block...) obtain any further CFLAG-type additions.
# 5) Test compilers with all flags set.
# AC_PROG can sometimes mangle CFLAGS etc.
# in particular, on Linux they insert -g -O2, here we preserve any user CFLAGS
_ts_saved_CFLAGS="${CFLAGS}"
_ts_saved_CXXFLAGS="${CXXFLAGS}"
# We force the compiler search list because the default GCC on Darwin cannot build
# Traffic Server. On most (all?) platforms, cc and c++ should be the preferred default
# compiler.
AC_PROG_CC([cc gcc clang icc])
AC_PROG_CXX([c++ g++ clang++ icpc])
AM_PROG_CC_C_O
AC_PROG_CPP
AC_PROG_CXXCPP
AM_PROG_AS
AX_COMPILER_VENDOR
CFLAGS="${_ts_saved_CFLAGS}"
CXXFLAGS="${_ts_saved_CXXFLAGS}"
# AX_CXX_COMPILE_STDCXX_11 requires the current language to be C++.
AC_LANG_PUSH([C++])
AX_CXX_COMPILE_STDCXX_11( [noext], [enable_cxx_11_support=yes], [
enable_cxx_11_support=no
AC_MSG_NOTICE([disabling features that depend on C++11 support])
])
AM_CONDITIONAL([BUILD_HAVE_CXX_11], [ test "x${enable_cxx_11_support}" = "xyes" ])
if test "x${enable_cxx_11_support}" = "xyes" ; then
AC_DEFINE(HAVE_CXX_11, 1, [Whether the compiler support C++11])
fi
# While we are in C++ mode, check for the GNU hash_map extension.
TS_FLAG_HEADERS([unordered_map unordered_set])
AC_MSG_CHECKING([for <ext/hash_map>])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#include <string>
#include <ext/hash_map>
], [
__gnu_cxx::hash_map<std::string, std::string> map;
])],
[ have_gnu_cxx_hash_map=yes ],
[ have_gnu_cxx_hash_map=no ]
)
AC_MSG_RESULT([$have_gnu_cxx_hash_map])
if test "x${have_gnu_cxx_hash_map}" = "xyes" ; then
AC_DEFINE(HAVE_GNU_CXX_HASH_MAP, 1, [whether __gnu_cxx::hash_map is available])
fi
AC_LANG_POP()
dnl AC_PROG_SED is only available from version 2.6 (released in 2003). CentosOS
dnl 5.9 still has an ancient version, but we have macros that require
dnl AC_PROG_SED. The actual AC_PROG_SED macro does functional checks, but here
dnl we define a trivial local version for times when we are running on
dnl obsoldete autoconf.
ifdef([AC_PROG_SED], [], [
AC_DEFUN([AC_PROG_SED], [
AC_CHECK_PROG(SED, sed, sed)
])
])
# Various OS specific setup. Note that on Solaris, 32-bit is always the
# default, even on a box that with 64-bit architecture.
# This also sets up a "normalized" variable and define $host_os_def.
defer_accept=1
case $host_os in
linux*)
host_os_def="linux"
defer_accept=45
EXTRA_CXX_LDFLAGS="-rdynamic"
;;
darwin*)
host_os_def="darwin"
;;
freebsd*)
host_os_def="freebsd"
EXTRA_CXX_LDFLAGS="-rdynamic"
TS_ADDTO(CPPFLAGS, [-I/usr/local/include])
;;
kfreebsd*)
host_os_def="freebsd"
EXTRA_CXX_LDFLAGS="-rdynamic"
TS_ADDTO(CPPFLAGS, [-I/usr/local/include])
TS_ADDTO(CPPFLAGS, [-Dkfreebsd])
;;
openbsd*)
host_os_def="openbsd"
;;
solaris*)
host_os_def="solaris"
case "`isalist`" in
*amd64*)
TS_ADDTO(CFLAGS, -m64)
TS_ADDTO(CXXFLAGS, -m64)
;;
esac
;;
*)
EXTRA_CXX_LDFLAGS="-rdynamic"
host_os_def=unknown
;;
esac
TS_ADDTO(CPPFLAGS, [-D$host_os_def])
AC_SUBST(defer_accept)
dnl AM_PROG_AR is not always available, but it doesn't seem to be needed in older versions.
ifdef([AM_PROG_AR],
[AM_PROG_AR])
AC_PROG_AWK
AC_PROG_SED
AC_PROG_LN_S
AC_PROG_INSTALL
AC_PROG_LIBTOOL
AC_CHECK_PROG(RM, rm, rm)
AC_CHECK_PROG(ASCPP, cpp, cpp)
AC_CHECK_TOOL(AR, ar, ar)
AC_ISC_POSIX
AM_PATH_PYTHON([2.4], [
dnl action-if-found
TS_MAN1_MANPAGES=`$PYTHON $srcdir/doc/conf.py --man-pages --section=1 | $AWK '{print "$(BUILDDIR)/man/" $0 }' | tr '\n' ' '`
TS_MAN3_MANPAGES=`$PYTHON $srcdir/doc/conf.py --man-pages --section=3 | $AWK '{print "$(BUILDDIR)/man/" $0 }' | tr '\n' ' '`
TS_MAN5_MANPAGES=`$PYTHON $srcdir/doc/conf.py --man-pages --section=5 | $AWK '{print "$(BUILDDIR)/man/" $0 }' | tr '\n' ' '`
TS_MAN8_MANPAGES=`$PYTHON $srcdir/doc/conf.py --man-pages --section=8 | $AWK '{print "$(BUILDDIR)/man/" $0 }' | tr '\n' ' '`
# If we have python, check if the Sphinx version looks OK.
AS_IF(["$PYTHON" "$srcdir/doc/conf.py" --check-version], [
sphinx_version_check=yes
])
], [
dnl action-if-not-found
:
])
AC_ARG_VAR(SPHINXBUILD, [the sphinx-build documentation generator])
AC_ARG_VAR(SPHINXOPTS, [additional sphinx-build options])
AC_CHECK_PROG([SPHINXBUILD], [sphinx-build], [sphinx-build], [false])
AC_SUBST(TS_MAN1_MANPAGES)
AC_SUBST(TS_MAN3_MANPAGES)
AC_SUBST(TS_MAN5_MANPAGES)
AC_SUBST(TS_MAN8_MANPAGES)
AC_MSG_CHECKING([whether to build man pages])
AS_IF([test "x$sphinx_version_check" = "xyes" -a "x$SPHINXBUILD" != "xfalse"], [
AM_CONDITIONAL([BUILD_MANPAGES], [true])
AC_MSG_RESULT([yes])
], [
AM_CONDITIONAL([BUILD_MANPAGES], [false])
AC_MSG_RESULT([no])
])
# Do bison check by hand because we must do a version check.
# Use YACC because it makes autotools shut up.
BISON_MAJOR=2
BISON_MINOR=4
BISON_POINT=1
AC_CHECK_PROG([YACC],[bison],[bison])
AS_IF([test -n "$YACC"],
[ bison_version_check=`$YACC --version 2>&1 | \
$SED -n '/bison/s/^[[^0-9]]*\([[0-9]][[0-9.]]*\).*$/\1/p' | \
$AWK "{ if (\\$1 > $BISON_MAJOR || (\\$1 == $BISON_MAJOR && (\\$2 > $BISON_MINOR || (\\$2 == $BISON_MINOR && (NR == 2 || \\$3 >= $BISON_POINT))))) print \"yes\"; else printf(\"version %d.%d.%d\",\\$1,\\$2,\\$3); }" FS=. \
`
AS_IF([test "x$bison_version_check" != "xyes"],
[ YACC=''
AS_IF([test -z "$bison_version_check"],
[bison_version_check='no version data']
)
]
)
],
[ YACC=''
bison_version_check="nothing"
]
)
# Check lex/flex by hand because we need flex of a sufficient version.
FLEX_MAJOR=2
FLEX_MINOR=5
FLEX_POINT=33
dnl ylwrap requires the lexer executable to be an absolute path or in the srcdir.
dnl but we need various other LEX values.
AC_PROG_LEX
AS_IF([test -n "$LEX"],
[ flex_version_check=`$LEX --version 2>&1 | \
$SED -n '/flex/s/^[[^0-9]]*\([[0-9]][[0-9.]]*\)[[^0-9]]*.*$/\1/p' | \
$AWK "{ if (\\$1 > $FLEX_MAJOR || (\\$1 == $FLEX_MAJOR && (\\$2 > $FLEX_MINOR || (\\$2 == $FLEX_MINOR && (NR == 2 || \\$3 >= $FLEX_POINT))))) print \"yes\"; else printf(\"version %d.%d.%d\",\\$1,\\$2,\\$3); }" FS=. \
`
AS_IF([test "x$flex_version_check" != "xyes"],
[ LEX=''
AS_IF([test -z "$flex_version_check"],
[flex_version_check='no version data']
)
]
)
],
[ LEX=''
flex_version_check="nothing"
]
)
AS_IF([test "x$enable_wccp" = "xyes"],
[
AS_IF([test -z "$LEX" ],
AC_MSG_ERROR([Need flex version $FLEX_MAJOR.$FLEX_MINOR.$FLEX_POINT or better to enable WCCP (found $flex_version_check)])
)
AS_IF([test -z "$YACC" ],
AC_MSG_ERROR([Need bison version $BISON_MAJOR.$BISON_MINOR.$BISON_POINT or better to enable WCCP (found $bison_version_check)])
)
]
)
# Check for Perl and Doxygen
AC_PATH_PROG([DOXYGEN], [doxygen]) # needed for Doxygen
AC_PATH_PROG([PERL], [perl],[not found])
AS_IF([test "x$PERL" = "xnot found"],
[AC_MSG_ERROR([check for perl failed. Have you installed perl?])]
)
AC_ARG_VAR([DOXYGEN], [full path of Doxygen executable])
AC_ARG_VAR([PERL], [full path of Perl executable])
# Check if MakeMaker is available
AX_PROG_PERL_MODULES([ExtUtils::MakeMaker], AM_CONDITIONAL([BUILD_PERL_LIB], [true]),
AM_CONDITIONAL([BUILD_PERL_LIB], [false])
)
# Check for GNU-style -On and for Solaris Studio style -xOn.
AC_MSG_CHECKING([checking whether to auto-set compiler optimization flags])
has_optimizer_flags=`echo "$CFLAGS $CXXFLAGS" | ${AWK} '$0 !~ /-x?O.?/{print "no"}'`
AS_IF([test "x${has_optimizer_flags}" = "xno"],
[
optimizing_flags='-O3'
AC_MSG_RESULT([yes ${optimizing_flags}])
],
[
has_optimizer_flags='yes'
optimizing_flags=''
AC_MSG_RESULT([no])
]
)
AM_CONDITIONAL([BUILD_HAVE_LIBCXX], [ false ])
case $host_os_def in
linux)
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xintel"], [
# -Wall goes crazy, so turned these specific checks off for now:
#
# 111 is "statement is unreachable"
# 279 is "controlling expression is constant", triggered by our asserts
# 383 is "value copied to temporary, reference to temporary used"
# 444 is "destructor for base class is not virtual"
# 522 is "function "xyz" redeclared "inline" after being called
# 873 is "has no corresponding operator delete". ToDo: we should fix.
# 981 is "operands are evaluated in unspecified order"
# 1418 is "external function definition with no prior declaration"
# 1419 is "external declaration in primary source file"
# 1572 is "floating-point equality and inequality comparisons are unreliable"
# 1720 is "operator new" has no corresponding member operator delete"
# 2256 is "non-pointer conversion from "int" to "unsigned char" "
# 2259 is "non-pointer conversion from "int" to "unsigned char" "
#
# TODO: We should try to eliminate more of these -wd exclusions.
common_opt="-pipe -Wall -wd111 -wd279 -wd383 -wd522 -wd444 -wd873 -wd981 -wd1418 -wd1419 -wd1572 -wd1720 -wd2256 -wd2259"
debug_opt="-ggdb3 $common_opt"
release_opt="-g $common_opt $optimization_flags -axsse4.2 -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof"
])
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xclang"], [
debug_opt="-ggdb3 $common_opt -Qunused-arguments"
release_opt="-g $common_opt $optimizing_flags -fno-strict-aliasing -Qunused-arguments"
cxx_opt="-Wno-invalid-offsetof -Qunused-arguments"
])
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xgnu"], [
# This is useful for finding odd conversions
# common_opt="-pipe -Wall -Wconversion -Wno-sign-conversion"
ts_am_common_flags="-Wunused-parameter"
common_opt="-pipe -Wall"
debug_opt="-ggdb3 $common_opt"
release_opt="-g $common_opt $optimizing_flags -feliminate-unused-debug-symbols -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof"
# Special options for flex generated .c files
flex_cflags="-Wno-unused-parameter"
])
;; # linux)
darwin)
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xclang"], [
common_opt="-pipe -Wall -Wno-deprecated-declarations -Qunused-arguments"
debug_opt="-g $common_opt"
release_opt="-g $common_opt $optimizing_flags -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof"
], [
AC_MSG_WARN([clang is the only supported compiler on Darwin])
])
# Darwin needs to use libc++ for any C++11 code.
AM_CONDITIONAL([BUILD_HAVE_LIBCXX], [ true ])
# NOTE: This seems semi-kludgy, but useful for MacPorts I think.
AS_IF([test -d /opt/local/include], [
TS_ADDTO(CPPFLAGS, [-I/opt/local/include])
])
AS_IF([test -d /opt/local/lib], [
TS_ADDTO(LDFLAGS, [-L/opt/local/lib])
])
;; # darwin)
freebsd|kfreebsd)
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xclang"], [
common_opt="-pipe -Wall -Qunused-arguments"
debug_opt="-ggdb3 $common_opt"
release_opt="-g $common_opt $optimizing_flags -feliminate-unused-debug-symbols -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof -Qunused-arguments"
])
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xgnu"], [
common_opt="-pipe -Wall"
debug_opt="-ggdb3 $common_opt"
release_opt="-g $common_opt $optimizing_flags -feliminate-unused-debug-symbols -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof"
])
AS_IF([test -d /usr/local/lib], [
TS_ADDTO(LDFLAGS, [-L/usr/local/lib])
])
;; # freebsd|kfreebsd)
solaris)
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xsun"], [
# XXX: Solaris Studio support is going away: https://issues.apache.org/jira/browse/TS-1486
common_opt="-mt -D__WORDSIZE=64" # FIXME: arch should be detected
debug_opt="-g $common_opt"
release_opt="-g $common_opt $optimizing_flags"
cxx_opt="-library=stlport4"
cxx_dbg="+w2"
cxx_rel="-erroff"
AC_DEFINE([_POSIX_PTHREAD_SEMANTICS], 1, [posix thread semantics])
AS_IF([test "x$solaris_use_stlport4" != "xyes"], [postdeps_CXX="-library=Crun"])
])
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xgnu"], [
common_opt="-pipe -Wall"
debug_opt="-ggdb3 $common_opt"
release_opt="-g $common_opt $optimizing_flags -feliminate-unused-debug-symbols -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof"
])
;; # solaris)
*)
# Not sure what platform this is, but take a stab at some general GCC options ...
AS_IF([test "x$ax_cv_c_compiler_vendor" = "xgnu"], [
common_opt="-pipe -Wall"
debug_opt="-ggdb3 $common_opt"
release_opt="-g $common_opt $optimizing_flags -feliminate-unused-debug-symbols -fno-strict-aliasing"
cxx_opt="-Wno-invalid-offsetof"
])
esac
# Only add -Werror if the user has requested it. We enable this by default for
# development, disable it by default for release.
AS_IF([test x"$enable_werror" = xyes], [
TS_ADDTO(release_opt, -Werror)
TS_ADDTO(debug_opt, -Werror)
])
cc_oflag_opt=$release_opt
cc_oflag_dbg=$debug_opt
cxx_oflag_opt="$release_opt $cxx_opt $cxx_rel"
cxx_oflag_dbg="$debug_opt $cxx_opt $cxx_dbg"
AM_CFLAGS="$ts_am_common_flags"
AM_CXXFLAGS="$ts_am_common_flags"
AC_SUBST(AM_CFLAGS)
AC_SUBST(AM_CXXFLAGS)
AC_SUBST([FLEX_CFLAGS], $flex_cflags)
SHARED_CFLAGS=-fPIC
SHARED_LDFLAGS=-shared
SHARED_CXXFLAGS=-fPIC
SHARED_CXXLINKFLAGS=-shared
#
# _Here_ is where we go ahead and add the _optimizations_ to already
# existing CFLAGS/CXXFLAGS if some special values had been set.
#
if test "x${enable_debug}" = "xyes"; then
TS_ADDTO(CFLAGS, [${cc_oflag_dbg}])
TS_ADDTO(CXXFLAGS, [${cxx_oflag_dbg}])
TS_ADDTO(CPPFLAGS, [-DDEBUG -D_DEBUG])
else
TS_ADDTO(CFLAGS, [${cc_oflag_opt}])
TS_ADDTO(CXXFLAGS, [${cxx_oflag_opt}])
fi
# Checks for pointer size
AC_CHECK_SIZEOF([void*])
if test "x$ac_cv_sizeof_voidp" == "x"; then
AC_ERROR([Cannot determine size of void*])
fi
AC_SUBST(ac_cv_sizeof_voidp)
#
# Here are all the extra linux-specific C(XX)FLAGS additions and
# so forth.
# TODO cpu architecture settings separate from operating system settings
#
cpu_architecture=""
# GCC: add a default march if there is not one set
if test "x${GCC}" = "xyes"; then
if test "${ac_cv_sizeof_voidp}" = "4"; then
case "$host_cpu" in
i?86* | k[5-8]* | pentium* | athlon)
cpu_architecture="-march=i586"
;;
*sparc*)
cpu_architecture="-mv8"
;;
esac
else
case "$host_cpu" in
x86_64 | amd64)
# XXX: Any need for 64-bit arch flags?
# cpu_architecture="-march=native"
;;
*sparc*)
cpu_architecture="-march=ultrasparc"
;;
esac
fi
# TODO: Add support for other compilers
#
fi
# Overrride detected architecture with the user suplied one
#