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configure.ac
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configure.ac
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dnl
dnl Copyright (c) 2012-2021 Red Hat.
dnl Copyright (c) 2008 Aconex. All Rights Reserved.
dnl Copyright (c) 2000-2004,2008 Silicon Graphics, Inc. All Rights Reserved.
dnl
dnl This program is free software; you can redistribute it and/or modify it
dnl under the terms of the GNU General Public License as published by the
dnl Free Software Foundation; either version 2 of the License, or (at your
dnl option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dnl for more details.
dnl
dnl unpacking check - this file must exist
AC_INIT(src/include/pcp/pmapi.h)
dnl need 2.63 for AS_VAR_IF and AS_VAR_COPY
AC_PREREQ([2.63])dnl
AC_ARG_WITH([64bit],
[AS_HELP_STRING([--with-64bit],
[turn on 64 bit compilation mode (default is platform dependent)])],
[use_64bit=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-64bit=$withval"])
AC_ARG_WITH([optimization],
[AS_HELP_STRING([--with-optimization],
[enable optimization for C/C++ code (default is yes)])],
[use_optimization=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-optimization=$withval"],
[use_optimizaton=yes])
AC_ARG_WITH([gperftools],
[AS_HELP_STRING([--with-gperftools],
[enable gperftools for CPU and heap profiling (default is no)])],
[use_gperftools=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-gperftools=$withval"],
[use_gperftools=no])
AC_ARG_WITH([sanitizer],
[AS_HELP_STRING([--with-sanitizer],
[enable sanitizers (default is no, common values are 'address', 'thread' or 'leak')])],
[use_sanitizer=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-sanitizer=$withval"],
[use_sanitizer=no])
AC_ARG_WITH([threads],
[AC_HELP_STRING([--with-threads],
[enable support for multiple threads (default is on)])],
[do_threads=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-threads=$withval"],
[do_threads=check])
AC_ARG_WITH([secure-sockets],
[AC_HELP_STRING([--with-secure-sockets],
[enable support for secure sockets (default is on)])],
[do_secure=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-secure-sockets=$withval"],
[do_secure=check])
AC_ARG_WITH([static-probes],
[AC_HELP_STRING([--with-static-probes],
[enable support for static probes (default is on)])],
[do_probes=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-static-probes=$withval"],
[do_probes=check])
AC_ARG_WITH([infiniband],
[AC_HELP_STRING([--with-infiniband],
[enable support for Infiniband metrics (default is on)])],
[do_infiniband=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-infiniband=$withval"],
[do_infiniband=check])
AC_ARG_WITH([user],
[AS_HELP_STRING([--with-user],
[user account under which daemons run (default is pcp)])],
[pcp_user=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-user-account=$withval"],
[pcp_user=pcp])
AC_SUBST(pcp_user)
AC_ARG_WITH([group],
[AS_HELP_STRING([--with-group],
[user group under which daemons run (default is pcp)])],
[pcp_group=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-group-account=$withval"],
[pcp_group=pcp])
AC_SUBST(pcp_group)
AC_ARG_WITH([discovery],
[AC_HELP_STRING([--with-discovery],
[enable support for service discovery (default is on)])],
[do_discovery=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-discovery=$withval"],
[do_discovery=check])
AC_ARG_WITH([systemd],
[AC_HELP_STRING([--with-systemd],
[enable support for systemd services (default is on)])],
[do_systemd=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-systemd=$withval"],
[do_systemd=check])
AC_ARG_WITH([qt],
[AC_HELP_STRING([--with-qt],
[enable support for tools requiring Qt (default is on)])],
[do_qt=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-qt=$withval"],
[do_qt=check])
AC_ARG_WITH([qt3d],
[AC_HELP_STRING([--with-qt3d],
[enable support for 3D scene graph API (default is on)])],
[do_qt3d=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-qt3d=$withval"],
[do_qt3d=check])
AC_ARG_WITH([perl],
[AC_HELP_STRING([--with-perl],
[enable support for tools requiring Perl (default is on)])],
[do_perl=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-perl=$withval"],
[do_perl=check])
AC_ARG_WITH([python],
[AC_HELP_STRING([--with-python],
[enable support for tools requiring Python (default is on)])],
[do_python=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-python=$withval"],
[do_python=check])
AC_ARG_WITH([python3],
[AC_HELP_STRING([--with-python3],
[enable support for tools requiring Python3 (default is on)])],
[do_python3=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-python3=$withval"],
[do_python3=check])
AC_ARG_WITH([dstat-symlink],
[AC_HELP_STRING([--with-dstat-symlink],
[enable support for /usr/bin/dstat symlink (default is on)])],
[do_dstat_symlink=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-dstat-symlink=$withval"],
[do_dstat_symlink=check])
AC_ARG_WITH([perfevent],
[AC_HELP_STRING([--with-perfevent],
[enable perfevent pmda (default is on)])],
[do_perfevent=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-perfevent=$withval"],
[do_perfevent=check])
AC_ARG_WITH([pmdastatsd],
[AC_HELP_STRING([--with-pmdastatsd],
[enable statds pmda (default is on)])],
[do_pmdastatsd=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdastatsd=$withval"],
[do_pmdastatsd=check])
AC_ARG_WITH([pmdapodman],
[AC_HELP_STRING([--with-pmdapodman],
[enable podman pmda (default is on)])],
[do_pmdapodman=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdapodman=$withval"],
[do_pmdapodman=check])
AC_ARG_WITH([pmdabcc],
[AC_HELP_STRING([--with-pmdabcc],
[enable BCC pmda (default is on)])],
[do_pmdabcc=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdabcc=$withval"],
[do_pmdabcc=check])
AC_ARG_WITH([pmdabpftrace],
[AC_HELP_STRING([--with-pmdabpftrace],
[enable bpftrace pmda (default is on)])],
[do_pmdabpftrace=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdabpftrace=$withval"],
[do_pmdabpftrace=check])
AC_ARG_WITH([pmdajson],
[AC_HELP_STRING([--with-pmdajson],
[enable JSON pmda (default is on)])],
[do_pmdajson=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdajson=$withval"],
[do_pmdajson=check])
AC_ARG_WITH([pmdanutcracker],
[AC_HELP_STRING([--with-pmdanutcracker],
[enable nutcracker pmda (default is on)])],
[do_pmdanutcracker=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdanutcracker=$withval"],
[do_pmdanutcracker=check])
AC_ARG_WITH([pmdasnmp],
[AC_HELP_STRING([--with-pmdasnmp],
[enable SNMP pmda (default is on)])],
[do_pmdasnmp=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-pmdasnmp=$withval"],
[do_pmdasnmp=check])
AC_ARG_WITH([selinux],
[AC_HELP_STRING([--with-selinux],
[enable building of selinux package (default is on)])],
[do_selinux=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-selinux=$withval"],
[do_selinux=check])
dnl things set in the environment by Makepkgs never make it into an RPM
dnl build where the environment is stripped ... use a --with-foo=path
dnl construct to workaround this
AC_ARG_WITH([make],
[AC_HELP_STRING([--with-make],
[path to GNU compatible make(1) (default is empty for auto discovery)])],
[MAKE=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-make=$withval"],
[MAKE=''])
AC_ARG_WITH([tar],
[AC_HELP_STRING([--with-tar],
[path to GNU compatible tar(1) (default is empty for auto discovery)])],
[TAR=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-tar=$withval"],
[TAR=''])
AC_ARG_WITH([zip],
[AC_HELP_STRING([--with-zip],
[path to GNU compatible zip(1) (default is empty for auto discovery)])],
[ZIP=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-zip=$withval"],
[ZIP=''])
AC_ARG_WITH(
[transparent-decompression],
[AC_HELP_STRING([--with-transparent-decompression],
[enable support for transparent decompression of archives (default is on)])],
[do_decompression=$withval; PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --with-transparent-decompression=$withval"],
[do_decompression=check])
dnl
dnl Note: the following environment variables may be set to override defaults:
dnl MAKE CC CPP LD LEX YACC INSTALL AWK SED ECHO
dnl
dnl Guess target platfrom
AC_CANONICAL_SYSTEM
if test -z "$target"
then
echo '
FATAL ERROR: Cannot guess your target, try explicit specification
using --target or mailto: pcp@groups.io to ask.'
rm -rf conftest conftest.*
exit 1
else
dnl Remove 4th name component, if present, from target, target_os,
dnl build and build_os. Squash all x86 cpus into one LCD form - i386
target=`echo $target | sed '[s/^\([^-][^-]*-[^-][^-]*-[^-][^-]*\)-.*$/\1/]'`
target_os=`echo $target_os | sed '[s/solaris2\..*/solaris/]'`
target_os=`echo $target_os | sed '[s/^\([^-][^-]*\)-.*$/\1/]' | sed '[s/[\.0-9]*//g]'`
build=`echo $build | sed '[s/^\([^-][^-]*-[^-][^-]*-[^-][^-]*\)-.*$/\1/]'`
build_os=`echo $build_os | sed '[s/solaris2\..*/solaris/]'`
build_os=`echo $build_os | sed '[s/^\([^-][^-]*\)-.*$/\1/]'`
fi
echo Building on $build for $target
echo "Build: os=$build_os cpu=$build_cpu"
echo "Target: os=$target_os cpu=$target_cpu"
if test "$cross_compiling" = "yes"; then
if test -f ./config.$target_os; then
. ./config.$target_os
else
echo
echo "
FATAL ERROR: Cannot perform cross-compilation without a file to source
configuration information from (config.$target_os is missing)"
rm -rf conftest conftest.*
exit 1
fi
fi
AC_SUBST(cross_compiling)
dnl CFLAGS setting is a co-dependency between here and PCFLAGS in
dnl src/include/builddefs.in ... need to be the same in both places
target_distro=$target_os
if test $target_os = linux
then
AC_DEFINE(IS_LINUX, [1], [Platform is Linux])
test -f /etc/SuSE-release && target_distro=suse
target_distro_variant=''
if test -f /etc/os-release
then
grep -q 'ID_LIKE="suse"' /etc/os-release 2>/dev/null && target_distro=suse
grep -qi 'opensuse"' /etc/os-release 2>/dev/null && target_distro_variant=opensuse
fi
test -f /etc/fedora-release && target_distro=fedora
test -f /etc/redhat-release && target_distro=redhat
test -f /etc/debian_version && target_distro=debian
test -f /etc/slackware-version && target_distro=slackware
test -f /etc/gentoo-release && target_distro=gentoo
test -f /etc/mandriva-release && target_distro=mandriva
test -f /etc/arch-release && target_distro=arch
export CFLAGS="-fPIC -fno-strict-aliasing -D_GNU_SOURCE"
pcp_platform_paths='/usr/bin/X11:/usr/local/bin'
pcp_ps_all_flags=-efw
elif test $target_os = darwin
then
AC_DEFINE(IS_DARWIN, [1], [Platform is Darwin (Mac OS X)])
target_distro=macosx
version=`sw_vers -productVersion`
CFLAGS="-fPIC -no-cpp-precomp -fno-strict-aliasing"
case "$version"
in
10.[0-5].*)
dnl no knowledge before this ...
;;
10.[6-9].*|10.1[0-3].*)
target_distro=cocoa
CFLAGS="$CFLAGS -arch i386 -arch x86_64"
;;
*)
dnl at least 10.14 (Mojave) ...
target_distro=cocoa
CFLAGS="$CFLAGS -arch x86_64"
;;
esac
export CFLAGS
pcp_platform_paths='/usr/local/bin'
pcp_ps_all_flags="-axw -o user,pid,ppid,cpu,stime,tty,time,command"
elif test $target_os = mingw
then
AC_DEFINE(IS_MINGW, [1], [Platform is MinGW (Windows)])
CFLAGS="-fno-strict-aliasing"
pcp_platform_paths=''
pcp_ps_all_flags=-efW
elif test $target_os = solaris
then
AC_DEFINE(IS_SOLARIS, [1], [Platform is Solaris])
export CFLAGS_IF_GCC="-fPIC -fno-strict-aliasing -D_XPG4_2 -D__EXTENSIONS__"
export CFLAGS_IF_SUNCC="-fPIC -xalias_level=any -D_XPG4_2 -D__EXTENSIONS__"
pcp_platform_paths='/usr/bin/X11:/usr/local/bin:/opt/sfw/bin:/opt/csw/bin'
pcp_ps_all_flags=-ef
elif test $target_os = aix
then
AC_DEFINE(IS_AIX, [1], [Platform is AIX])
export CFLAGS="-qcpluscmt"
pcp_platform_paths='/usr/bin/X11:/usr/local/bin'
pcp_ps_all_flags=-ef
elif test $target_os = freebsd || test $target_os = kfreebsd
then
AC_DEFINE(IS_FREEBSD, [1], [Platform is FreeBSD])
test -f /etc/debian_version && target_distro=debian
export CFLAGS="-fPIC -fno-strict-aliasing -D_GNU_SOURCE"
if test $target_os = kfreebsd
then
pcp_ps_all_flags=-efw
else
pcp_ps_all_flags=auxww
fi
pcp_platform_paths='/usr/bin/X11'
test -d /usr/local/bin && pcp_platform_paths="$pcp_platform_paths:/usr/local/bin"
test -d /usr/bsd && pcp_platform_paths="$pcp_platform_paths:/usr/bsd"
elif test $target_os = gnu
then
AC_DEFINE(IS_GNU, [1], [Platform is GNU Hurd])
test -f /etc/debian_version && target_distro=debian
export CFLAGS="-fPIC -fno-strict-aliasing -D_GNU_SOURCE"
pcp_platform_paths='/usr/bin/X11:/usr/local/bin'
pcp_ps_all_flags=-efw
elif test $target_os = netbsdelf -o $target_os = netbsd
then
target_os=netbsd
AC_DEFINE(IS_NETBSD, [1], [Platform is NetBSD])
export CFLAGS="-fPIC -fno-strict-aliasing -D_GNU_SOURCE -D_NETBSD_SOURCE"
pcp_platform_paths='/usr/pkg/bin'
pcp_ps_all_flags=auxww
elif test $target_os = openbsd
then
target_os=openbsd
AC_DEFINE(IS_OPENBSD, [1], [Platform is OpenBSD])
export CFLAGS="-fPIC -fno-strict-aliasing -D_GNU_SOURCE"
pcp_platform_paths='/usr/local/bin'
pcp_ps_all_flags=auxww
else
echo
echo "FATAL ERROR: need platform-specific customization for \"$target_os\""
rm -rf conftest conftest.*
exit 1
fi
AC_SUBST(pcp_platform_paths)
AC_SUBST(pcp_ps_all_flags)
dnl default C and C++ compiler optimization to -O2 -g
if test "$use_optimization" = no
then
optimization="-O0 -g"
else
optimization="-O2 -g"
fi
AC_SUBST(optimization)
PKG_PROG_PKG_CONFIG
if test -z "$PKG_CONFIG"; then
AC_MSG_ERROR([cannot find a 'pkg-config' command])
fi
dnl check if user wants their own C compiler
cflags_abi=
AC_PROG_CC(suncc egcc gcc cc clang)
if test $target_os = solaris
then
AC_PATH_PROG(CCPATH,$CC,$CC)
cc=$CCPATH
if test "$GCC" = "yes"
then
CFLAGS="$CFLAGS $CFLAGS_IF_GCC"
else
CFLAGS="$CFLAGS $CFLAGS_IF_SUNCC"
fi
if test "$use_64bit" = "no"
then
:
else
AC_MSG_CHECKING([for 64 bit Solaris host])
case `isainfo -k`
in
amd64|sparcv9)
cflags_abi=-m64
CFLAGS="$CFLAGS -m64"
LDFLAGS="$LDFLAGS -m64"
AC_MSG_RESULT(yes)
;;
*)
AC_MSG_RESULT(no)
;;
esac
fi
else
cc=$CC
fi
AC_SUBST(cc)
cc_is_gcc=$GCC
AC_SUBST(cc_is_gcc)
AC_SUBST(cflags_abi)
dnl these become CFLAGS and LDFLAGS for the build
PCFLAGS="$CFLAGS"
PLDFLAGS=$LDFLAGS
if echo "$CFLAGS" | grep 'D_FORTIFY_SOURCE' >/dev/null
then
dnl for cc use locally in configure (not exported via $PCFLAGS),
dnl add -O in case -D_FORTIFY_SOURCE has been added to CFLAGS above,
dnl as -D_FORTIFY_SOURCE requires -O but we've separated optimization
dnl flags out into $CFLAGS_OPT for our build infrastructure
CFLAGS="-O $PCFLAGS"
fi
dnl some versions of gcc (e.g. version 4.8.4 on Gentoo Hardened) have added
dnl a predefined for _FORTIFY_SOURCE but only when -O is specified ... so
dnl to be safe we have -U_FORTIFY_SOURCE before -D_FORTIFY_SOURCE=2 below
dnl Add some security-related gcc flags
if echo "$CFLAGS" | grep stack-protector >/dev/null
then
dnl already set, probably from the environment
:
else
AC_ARG_ENABLE([ssp],
[AS_HELP_STRING([--disable-ssp], [disable gcc stack-protector])])
AS_IF([test "x$cc_is_gcc" = xyes -a "x$enable_ssp" != xno -a "x$use_optimization" = xyes ],[
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -O -fstack-protector-all -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([int something ();])], [
AC_MSG_NOTICE([Compiling with gcc -fstack-protector-all et al.])
PCFLAGS="$PCFLAGS -fstack-protector-all -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2"],[
AC_MSG_NOTICE([Compiler does not support -fstack-protector-all et al.])
CFLAGS="$save_CFLAGS"
])
])
fi
AC_SUBST(PCFLAGS)
AC_SUBST(PLDFLAGS)
dnl Check for even more security-related gcc/linker flags, useful for daemons
AC_ARG_ENABLE([pie],
[AS_HELP_STRING([--disable-pie], [disable position-independent-executable])])
AS_IF([test "x$cc_is_gcc" = xyes -a "x$enable_pie" != xno],[
PIECFLAGS='-fPIE'
PIELDFLAGS='-pie -Wl,-z,relro -Wl,-z,now'
save_CFLAGS="$CFLAGS"
save_LDFLAGS="$LDFLAGS"
CFLAGS="$CFLAGS $PIECFLAGS"
LDFLAGS="$LDFLAGS $PIELDFLAGS"
AC_LINK_IFELSE([AC_LANG_SOURCE([void main () {}])], [
AC_MSG_NOTICE([Compiling with gcc pie et al.])
], [
AC_MSG_NOTICE([Compiler does not support -pie et al.])
PIECFLAGS=""
PIELDFLAGS=""
])
CFLAGS="$save_CFLAGS"
LDFLAGS="$save_LDFLAGS"
])
AC_SUBST(PIELDFLAGS)
AC_SUBST(PIECFLAGS)
dnl Check for support for symbol hiding via gcc flags
AC_ARG_ENABLE([visibility],
[AS_HELP_STRING([--disable-visibility], [disable gcc symbol visibility])])
AS_IF([test "x$cc_is_gcc" = xyes -a "$enable_visibility" != no],[
INVISIBILITY="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -c $INVISIBILITY"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([int visible () { return 0; }])], [
AC_MSG_NOTICE([Compiling DSO PMDAs with gcc -fvisibility=hidden])
], [
AC_MSG_NOTICE([Compiler does not support -fvisibility.])
INVISIBILITY=""
])
CFLAGS="$save_CFLAGS"
])
AC_SUBST(INVISIBILITY)
dnl Check for (opt-in) support for --std=c99
AC_MSG_CHECKING([for --std=c99 support])
AS_IF([test "x$cc_is_gcc" = xyes],[
C99_CFLAGS="--std=c99"
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $C99_CFLAGS"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <stdio.h>]],
[[for (int i=0; i<1; i++)]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
C99_CFLAGS=""])
CFLAGS="$save_CFLAGS"
])
AC_SUBST(C99_CFLAGS)
dnl Check for a C++ compiler
AC_PROG_CXX(eg++ g++ c++ clang++)
cxx=$CXX
AC_SUBST(cxx)
AC_MSG_CHECKING([for working C++ compiler])
AC_LANG_PUSH([C++])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <cstdio>]],
[[const char gday[] = "G'day, world\n";]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
cxx=""])
AC_LANG_POP([C++])
dnl Prevent shared libraries from being built for libpcp and other core libraries
AC_ARG_ENABLE([shared],
[AS_HELP_STRING([--disable-shared], [disable core shared libary generation])],
[PACKAGE_CONFIGURE="$PACKAGE_CONFIGURE --disable-shared=$withval"],
[enable_shared=false])
AC_SUBST(enable_shared)
dnl check if user wants to use any of their own commands;
dnl ordering is important: some tests use earlier results
test -z "$AWK" && AC_PATH_PROGS(AWK, gawk awk, /usr/bin/awk)
case "$AWK"
in
gawk|*/gawk)
awk="$AWK --posix"
;;
*)
awk=$AWK
;;
esac
AC_SUBST(awk)
if test -z "$SED"; then
AC_PATH_PROG(SED, sed, /bin/sed)
fi
if test ! -x "$SED"; then
AC_MSG_ERROR([cannot find a valid 'sed' command.])
fi
sed=$SED
AC_SUBST(sed)
if test -z "$ECHO"; then
AC_PATH_PROG(ECHO, echo, /bin/echo)
fi
if test ! -x "$ECHO"; then
AC_MSG_ERROR([cannot find a valid 'echo' command.])
fi
echo=$ECHO
AC_SUBST(echo)
if test -z "$FIND"; then
AC_PATH_PROG(FIND, find, /usr/bin/find)
fi
if test ! -x "$FIND"; then
AC_MSG_ERROR([cannot find a valid 'find' command.])
fi
find=$FIND
AC_SUBST(find)
if test -z "$WHICH"; then
AC_PATH_PROG(WHICH, which, /usr/bin/which)
fi
if test ! -x "$WHICH"; then
AC_MSG_ERROR([cannot find a valid 'which' command.])
fi
which=$WHICH
AC_SUBST(which)
if test -z "$AR"; then
AC_PATH_PROGS(AR, [gcc-ar ar], /usr/bin/ar)
fi
if test ! -x "$AR"; then
AC_MSG_ERROR([cannot find a valid 'ar' command.])
fi
ar=$AR
AC_SUBST(ar)
AC_PROG_LEX
lex=`$echo $LEX | awk '{print $1}'`
lex=`$which "$lex"`
if test ! -x "$lex"; then
AC_MSG_ERROR([cannot find a valid 'lex'/'flex' command.])
fi
lex=$LEX
AC_SUBST(lex)
AC_PROG_YACC
yacc=`$echo $YACC | awk '{print $1}'`
yacc=`$which "$yacc"`
if test ! -x "$yacc"; then
AC_MSG_ERROR([cannot find a valid 'yacc'/'bison' command.])
fi
dnl if this is bison, don't use the -y option
yacc=`echo $YACC | sed -e '/^bison /{
s/$/ /
s/ -y / /
s/ $//
}'`
AC_SUBST(yacc)
AC_CHECK_PROGS(RAGEL, ragel, [])
AC_SUBST(RAGEL)
dnl check we don't get the Windows sort ...
AC_MSG_CHECKING([where unix-like sort(1) lives])
if test $target_os = mingw; then
for d in /bin /usr/bin /mingw/bin /mingw/usr/bin
do
if test -x $d/sort; then
sort=$d/sort
break
fi
done
else
sort=`$which sort`
fi
AC_MSG_RESULT($sort)
$sort -n </dev/null
if test $? != 0
then
echo
echo "FATAL ERROR: $sort -n failed!"
rm -rf conftest conftest.*
exit 1
fi
AC_SUBST(sort)
dnl echo_n set to -n if echo understands -n to suppress newline
dnl echo_c set to \c if echo understands \c to suppress newline
AC_MSG_CHECKING([if echo uses -n or backslash-c to suppress newlines])
if ( $echo "testing\c"; $echo 1,2,3 ) | grep c >/dev/null
then
if ( $echo -n testing; $echo 1,2,3 ) | sed s/-n/xn/ | grep xn >/dev/null
then
echo_n= echo_c=
AC_MSG_RESULT([neither?])
else
echo_n=-n echo_c=
AC_MSG_RESULT([ -n])
fi
else
echo_n= echo_c='\\c'
AC_MSG_RESULT([backslash-c])
fi
AC_SUBST(echo_n)
AC_SUBST(echo_c)
dnl subsequent configure checks rely on $EGREP being set
AC_PROG_EGREP
dnl Check for static probes (dtrace, systemtap)
if test "$do_probes" = "check" -o "$do_probes" = "yes"
then
enable_probes=true
AC_CHECK_PROGS(DTRACE, dtrace, [])
if test -z "$DTRACE"
then
if test "$do_probes" = "yes"
then
AC_MSG_ERROR([cannot enable static probes - no dtrace executable])
fi
enable_probes=false
fi
AC_CHECK_HEADERS([sys/sdt.h], [
if $enable_probes = true
then
if test $target_os = kfreebsd
then
enable_probes=false
elif test $target_os = freebsd
then
dnl dtrace support in FreeBSD depends on configuration of kernel
rm -f conftest.d conftest.h
cat <<End-of-File >conftest.d
provider eek {
probe urk(int);
};
End-of-File
if dtrace -s conftest.d -h >/dev/null 2>&1
then
if test ! -f conftest.h
then
enable_probes=false
if test "$do_probes" = "yes"
then
AC_MSG_ERROR([cannot enable static probes - no .h from dtrace -h])
fi
fi
else
enable_probes=false
if test "$do_probes" = "yes"
then
AC_MSG_ERROR([cannot enable static probes - dtrace failed])
fi
fi
fi
fi
], [
enable_probes=false
if test "$do_probes" = "yes"
then
AC_MSG_ERROR([cannot enable static probes - no SDT header])
fi
])
if test "$enable_probes" = "true"
then
AC_DEFINE(HAVE_STATIC_PROBES, [1], [Static probes (dtrace, systemtap)])
fi
AC_SUBST(enable_probes)
AC_SUBST(DTRACE)
fi
dnl Check for gperftools
AS_IF([test "x$use_gperftools" != "xno"], [
PKG_CHECK_MODULES([gperftools], [libprofiler, libtcmalloc])
])
dnl Check for sanitizers
sanitizer=""
if test "x$use_sanitizer" != "xno"; then
sanitizer="-fsanitize=$use_sanitizer"
fi
AC_SUBST(sanitizer)
dnl Check for service discovery mechanisms (DNS-SD, Avahi)
AS_IF([test "x$do_discovery" != "xno"], [
# on Mac OS X, dns_sd.h
# on Linux, aloha Avahi
enable_avahi=true
PKG_CHECK_MODULES([avahi], [avahi-client],
[AC_CHECK_LIB(avahi-client, avahi_client_new,
[lib_for_avahi="-lavahi-common -lavahi-client"],
[enable_avahi=false])
],[enable_avahi=false])
AC_CHECK_HEADERS([avahi-client/publish.h],, [enable_avahi=false])
AC_CHECK_HEADERS([avahi-common/alternative.h],, [enable_avahi=false])
if test "$enable_avahi" = "true"
then
AC_SUBST(lib_for_avahi)
AC_SUBST(avahi_CFLAGS)
AC_DEFINE(HAVE_AVAHI, [1], [Service discovery via Avahi])
enable_discovery=true
fi
if test "$do_discovery" != "check" -a "$enable_discovery" != "true"
then
AC_MSG_ERROR([cannot enable service discovery - no supported mechanisms])
fi
if test "$enable_discovery" = "true"
then
AC_DEFINE(HAVE_SERVICE_DISCOVERY, [1], [Service discovery mechanisms])
fi
])
AC_SUBST(enable_discovery)
AC_SUBST(enable_avahi)
dnl Check for systemd services
enable_systemd=false
AC_MSG_CHECKING([if systemd should be used])
AS_IF([test "x$do_systemd" != "xno"], [
enable_systemd=true
PKG_CHECK_VAR([SYSTEMD_TMPFILESDIR], [systemd], [tmpfilesdir],
[pcp_systemdtmpfiles_dir=$SYSTEMD_TMPFILESDIR],
[pcp_systemdtmpfiles_dir=$pcp_lib32_dir/tmpfiles.d])
AC_SUBST(pcp_systemdtmpfiles_dir)
PKG_CHECK_VAR([SYSTEMD_SYSTEMUNITDIR], [systemd], [systemdsystemunitdir],
[pcp_systemdunit_dir=$SYSTEMD_SYSTEMUNITDIR], [enable_systemd=false])
AC_SUBST(pcp_systemdunit_dir)
if test -z "$pcp_systemdunit_dir"
then
if test "$do_systemd" = "yes"
then
AC_MSG_ERROR([cannot enable systemd support - no systemunitdir path])
fi
enable_systemd=false
fi
])
if $enable_systemd
then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_SUBST(enable_systemd)
if $enable_systemd
then
dnl sd_notify() is needed in __pmServerNotifySystemd(), but only if systemd
dnl is being used
AC_CHECK_HEADERS([systemd/sd-daemon.h], [have_sd_daemon=true], [have_sd_daemon=false])
$have_sd_daemon || echo WARNING: using systemd, but header systemd/sd-daemon.h not installed
fi
dnl NB: No AC_PREFIX_DEFAULT is needed, as the default configure invocation
dnl targets a build for non-system directories such as /usr/local.
dnl AC_PREFIX_DEFAULT([])
. ./VERSION.pcp
PACKAGE_VERSION=${PACKAGE_MAJOR}.${PACKAGE_MINOR}.${PACKAGE_REVISION}
AC_SUBST(PACKAGE_VERSION)
AC_SUBST(PACKAGE_MAJOR)
AC_SUBST(PACKAGE_MINOR)
AC_SUBST(PACKAGE_REVISION)
AC_SUBST(PACKAGE_BUILD)
if test -z "$PACKAGE_BUILD_DATE" ; then
# use SOURCE_DATE_EPOCH for a deterministic builddate (reproducible builds)
PACKAGE_BUILD_DATE=`TZ=UTC date -d "@${SOURCE_DATE_EPOCH:-$(date +%s)}" +%Y-%m-%d 2>/dev/null`
test $? -eq 0 || PACKAGE_BUILD_DATE=`date +%Y-%m-%d`
fi
AC_SUBST(PACKAGE_BUILD_DATE)
if test -z "$PACKAGE_DISTRIBUTION" ; then
PACKAGE_DISTRIBUTION=$target_distro
fi
AC_SUBST(PACKAGE_DISTRIBUTION)
dnl generate PM_VERSION_CURRENT for header
pm_version_current=`awk </dev/null "BEGIN { print (${PACKAGE_MAJOR}*256+${PACKAGE_MINOR})*256+${PACKAGE_REVISION} }"`
AC_SUBST(pm_version_current)
dnl output header files with cpp defs HAVE_*, etc
AC_CONFIG_HEADERS(src/include/pcp/config.h src/include/pcp/configsz.h)
AC_OUTPUT(src/include/pcp/platform_defs.h src/include/pcp/platformsz.h)
AC_CHECK_PROGS(GIT, git)
AC_SUBST(GIT)
AC_CHECK_PROGS(PYLINT, pylint, /bin/true)
AC_SUBST(PYLINT)
dnl check if python available for the build and runtime
AC_CHECK_PROGS(PYTHON, [python2 python2.7 python])
AC_SUBST(PYTHON)
dnl check if python3 available for the build and runtime
AC_CHECK_PROGS(PYTHON3, [python3 python3.7 python3.6 python3.4])
AC_SUBST(PYTHON3)
dnl check availability of Python header files
dnl usage PCP_CHECK_PYTHON_HEADER(major, minor)
dnl
AC_DEFUN([PCP_CHECK_PYTHON_HEADER],
[ PY_MAJOR="$1"
PY_MINOR="$2"
PY_VERSION="python$PY_MAJOR.$PY_MINOR"
PY_INCLUDE_DIRS="-I/usr/include/${PY_VERSION}m -I/usr/include/${PY_VERSION}"
saved_CFLAGS="$CFLAGS"
saved_CPPFLAGS="$CPPFLAGS"
CFLAGS="$CFLAGS $PY_INCLUDE_DIRS"
CPPFLAGS="$CPPFLAGS $PY_INCLUDE_DIRS"
AC_CHECK_HEADERS([Python.h], [], [
echo WARNING: Python version $PY_MAJOR.$PY_MINOR header file may be missing.
echo Proceeding with the Python $PY_MAJOR installation found, regardless.])
CPPFLAGS="$saved_CPPFLAGS"
CFLAGS="$saved_CFLAGS"
])
dnl check if python tools/packages wanted (need python >= 2.7)
enable_python2=false
AS_IF([test "x$do_python" != "xno"], [
enable_python2=true
if test "$do_python" = "check" -a -f /etc/os-release
then
(
. /etc/os-release
case "$ID"
in
debian)
if test -z "$VERSION_ID" -o "$VERSION_ID" -ge 11; then
touch config.python2_eol
fi
;;
ubuntu)
VERSION_NO=`echo "$VERSION_ID" | sed 's/[[^0-9]]//'`
if test "$VERSION_NO" -ge 2004; then
touch config.python2_eol
fi
;;
esac
)
fi
if test -f config.python2_eol
then
rm config.python2_eol
echo "WARNING: Python 2 is not supported anymore (EOL since 2020), please use Python 3 instead."
enable_python2=false
fi
if test "$enable_python2" = "true" -a -z "$PYTHON"
then
enable_python2=false
fi
if $enable_python2
then
AC_MSG_CHECKING([Python2 version])
eval `$PYTHON -V 2>&1 | awk '/^Python/ { ver=2; print $ver }' | awk -F. '{ major=1; minor=2; point=3; printf "export PY_MAJOR=%d PY_MINOR=%d PY_POINT=%d\n",$major,$minor,$point }'`
AC_MSG_RESULT([$PY_MAJOR.$PY_MINOR.$PY_POINT])
if test "$PY_MAJOR" -lt 2; then
echo WARNING: Python version 2.7 or later does not seem to be installed.
enable_python2=false
else
if test "$PY_MAJOR" -eq 2 -a "$PY_MINOR" -lt 7 ; then
echo WARNING: Python version 2.$PY_MINOR is too old.
echo Python version 2.7 or later is required for Python builds.
enable_python2=false
else
PCP_CHECK_PYTHON_HEADER([$PY_MAJOR], [$PY_MINOR])
fi
fi
fi
if test "$do_python" != "check" -a "$enable_python2" != "true"
then
AC_MSG_ERROR([cannot enable Python - no supported version found])
fi
])
AC_SUBST(enable_python2)
dnl check if python3 tools/packages wanted (need python >= 3.3)
enable_python3=false
AS_IF([test "x$do_python3" != "xno"], [
enable_python3=true
if test -z "$PYTHON3"
then
enable_python3=false
else
AC_MSG_CHECKING([Python3 version])
eval `$PYTHON3 -V 2>&1 | awk '/^Python/ { ver=2; print $ver }' | awk -F. '{ major=1; minor=2; point=3; printf "export PY_MAJOR=%d PY_MINOR=%d PY_POINT=%d\n",$major,$minor,$point }'`
AC_MSG_RESULT([$PY_MAJOR.$PY_MINOR.$PY_POINT])
if test "$PY_MAJOR" -lt 3; then
echo WARNING: Python version 3.3 or later does not seem to be installed.
enable_python3=false
else
if test "$PY_MAJOR" -eq 3 -a "$PY_MINOR" -lt 3 ; then
echo WARNING: Python version 3.$PY_MINOR is too old.
echo Python version 3.3 or later is required for Python builds.
enable_python3=false
else
PCP_CHECK_PYTHON_HEADER([$PY_MAJOR], [$PY_MINOR])
fi
fi
fi
if test "$do_python3" != "check" -a "$enable_python3" != "true"
then
AC_MSG_ERROR([cannot enable Python3 - no supported version found])
fi
])
AC_SUBST(enable_python3)
dnl convenience macro to determine if either python is available
AC_MSG_CHECKING([for any python version])
if test "$cross_compiling" = "yes"; then
ans=$have_python
echo "cross-compile -> \"$ans\"" >&5
elif test "$enable_python2" = "true" -o "$enable_python3" = "true"
then
have_python=true
else
have_python=false
fi
AC_SUBST(have_python)
if $have_python; then AC_MSG_RESULT(yes); else AC_MSG_RESULT(no); fi
dnl choose the prefered python executable (py2 -> py3 transtion)
if test "$enable_python3" = "true"
then
pcp_python_prog=$PYTHON3
elif test "$enable_python2" = "true"
then