configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 m4_define([lxc_version_major], 1)
   5 m4_define([lxc_version_minor], 0)
   6 m4_define([lxc_version_micro], 0)
   7 m4_define([lxc_version_beta], [beta1])
   8
   9 m4_define([lxc_version_base], [lxc_version_major.lxc_version_minor.lxc_version_micro])
  10 m4_define([lxc_version],
  11           [ifelse(lxc_version_beta, [], [lxc_version_base], [lxc_version_base.lxc_version_beta])])
  12
  13 AC_INIT([lxc], [lxc_version])
  14
  15 # We need pkg-config
  16 PKG_PROG_PKG_CONFIG
  17
  18 AC_SUBST(LXC_VERSION_BASE, lxc_version_base)
  19 AC_SUBST(LXC_VERSION_BETA, lxc_version_beta)
  20
  21 AC_SUBST([LXC_VERSION_MAJOR], [lxc_version_major])
  22 AC_SUBST([LXC_VERSION_MINOR], [lxc_version_minor])
  23 AC_SUBST([LXC_VERSION_MICRO], [lxc_version_micro])
  24 AC_SUBST([LXC_VERSION], [lxc_version])
  25
  26 AC_CONFIG_SRCDIR([configure.ac])
  27 AC_CONFIG_AUX_DIR([config])
  28 AC_CONFIG_HEADERS([src/config.h])
  29 AM_INIT_AUTOMAKE([-Wall -Werror -Wno-portability subdir-objects])
  30 AC_CANONICAL_HOST
  31 AM_PROG_CC_C_O
  32 AC_GNU_SOURCE
  33
  34 # Detect the distribution. This is used for the default configuration and
  35 # for some distro-specific build options.
  36 AC_MSG_CHECKING([host distribution])
  37 AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO], [Specify the Linux distribution to target: One of redhat, oracle, centos, fedora, suse, gentoo, debian, arch, slackware, paldo, openmandriva or pardus.]))
  38 if test "z$with_distro" = "z"; then
  39         with_distro=`lsb_release -is`
  40 fi
  41 if test "z$with_distro" = "z"; then
  42         AC_CHECK_FILE(/etc/redhat-release,with_distro="redhat")
  43         AC_CHECK_FILE(/etc/oracle-release,with_distro="oracle")
  44         AC_CHECK_FILE(/etc/centos-release,with_distro="centos")
  45         AC_CHECK_FILE(/etc/fedora-release,with_distro="fedora")
  46         AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
  47         AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
  48         AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
  49         AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
  50         AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
  51         AC_CHECK_FILE(/etc/frugalware-release,with_distro="frugalware")
  52         AC_CHECK_FILE(/etc/mandrakelinux-release, with_distro="openmandriva")
  53         AC_CHECK_FILE(/etc/mandriva-release,with_distro="openmandriva")
  54         AC_CHECK_FILE(/etc/pardus-release,with_distro="pardus")
  55 fi
  56 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]'`
  57
  58 if test "z$with_distro" = "z"; then
  59         with_distro="unknown"
  60 fi
  61 case $with_distro in
  62         ubuntu)
  63                 distroconf=default.conf.ubuntu
  64                 ;;
  65         redhat|centos|fedora|oracle|oracleserver)
  66                 distroconf=default.conf.libvirt
  67                 ;;
  68         *)
  69                 echo -n "Linux distribution network config unknown, defaulting to lxc.network.type = empty"
  70                 distroconf=default.conf.unknown
  71                 ;;
  72 esac
  73 AC_MSG_RESULT([$with_distro])
  74 AM_CONDITIONAL([HAVE_DEBIAN], [test x"$with_distro" = "xdebian" -o x"$with_distro" = "xubuntu"])
  75 AM_CONDITIONAL([DISTRO_UBUNTU], [test "x$with_distro" = "xubuntu"])
  76
  77 # Check for init system type
  78 AC_MSG_CHECKING([for init system type])
  79 AC_ARG_WITH([init-script],
  80             [AC_HELP_STRING([--with-init-script@<:@=TYPE@<:@,TYPE,...@:>@@:>@],
  81                             [Type(s) of init script to install: sysv, systemd, upstart,
  82                              distro @<:@default=distro@:>@])],[],[with_init_script=distro])
  83 case "$with_init_script" in
  84         distro)
  85                 case $with_distro in
  86                         fedora)
  87                                 init_script=systemd
  88                                 ;;
  89                         redhat|centos|oracle|oracleserver)
  90                                 init_script=sysv
  91                                 ;;
  92                         debian)
  93                                 init_script=sysv,upstart,systemd
  94                                 ;;
  95                         ubuntu)
  96                                 init_script=upstart
  97                                 ;;
  98                         *)
  99                                 echo -n "Linux distribution init system unknown, defaulting to sysv"
 100                                 init_script=sysv
 101                                 ;;
 102                 esac
 103                 ;;
 104         *)
 105                 init_script=$with_init_script
 106                 ;;
 107 esac
 108
 109 # Check valid init systems were given, run in subshell so we don't mess up IFS
 110 (IFS="," ; for init_sys in $init_script;
 111 do
 112         case "$init_sys" in
 113                 none|sysv|systemd|upstart)
 114                         ;;
 115                 *)
 116                         exit 1
 117                         ;;
 118         esac
 119 done) || AC_MSG_ERROR([Unknown init system type in $init_script])
 120
 121 AM_CONDITIONAL([INIT_SCRIPT_SYSV], [echo "$init_script" |grep -q "sysv"])
 122 AM_CONDITIONAL([INIT_SCRIPT_SYSTEMD], [echo "$init_script" |grep -q "systemd"])
 123 AM_CONDITIONAL([INIT_SCRIPT_UPSTART], [echo "$init_script" |grep -q "upstart"])
 124 AC_MSG_RESULT($init_script)
 125
 126 # Allow disabling rpath
 127 AC_ARG_ENABLE([rpath],
 128         [AC_HELP_STRING([--enable-rpath], [set rpath in executables [default=no]])],
 129         [], [enable_rpath=no])
 130 AM_CONDITIONAL([ENABLE_RPATH], [test "x$enable_rpath" = "xyes"])
 131
 132 # Documentation (manpages)
 133 AC_ARG_ENABLE([doc],
 134         [AC_HELP_STRING([--enable-doc], [make man pages [default=auto]])],
 135         [], [enable_doc=auto])
 136
 137 if test "x$enable_doc" = "xyes" -o "x$enable_doc" = "xauto"; then
 138         db2xman=""
 139         dbparsers="docbook2x-man db2x_docbook2man docbook2man docbook-to-man"
 140
 141         AC_MSG_CHECKING(for docbook2x-man)
 142         for name in ${dbparsers}; do
 143                 if "$name" --help >/dev/null 2>&1; then
 144                         db2xman="$name"
 145                         break;
 146                 fi
 147         done
 148
 149         if test -n "${db2xman}"; then
 150                 AC_MSG_RESULT([${db2xman}])
 151                 enable_doc="yes"
 152         else
 153                 AC_MSG_RESULT([no])
 154                 if test "x$enable_doc" = "xyes"; then
 155                         AC_MSG_ERROR([docbook2x-man is required, but could not be found])
 156                 fi
 157                 enable_doc="no"
 158         fi
 159
 160         AC_SUBST(db2xman)
 161 fi
 162 AM_CONDITIONAL([ENABLE_DOCBOOK], [test "x$db2xman" != "x"])
 163 AM_CONDITIONAL([USE_DOCBOOK2X], [test "x$db2xman" != "xdocbook2man"])
 164
 165 if test "x$db2xman" = "xdocbook2man"; then
 166         docdtd="\"-//Davenport//DTD DocBook V3.0//EN\""
 167 else
 168         docdtd="\"-//OASIS//DTD DocBook XML\" \"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd\""
 169 fi
 170 AC_SUBST(docdtd)
 171
 172 # Documentation (API)
 173 AC_ARG_ENABLE([api-docs],
 174         [AC_HELP_STRING([--enable-api-docs],
 175         [make API documentation [default=auto]])],
 176         [], [enable_api_docs=auto])
 177
 178 if test "x$enable_api_docs" = "xyes" -o "x$enable_api_docs" = "xauto"; then
 179         AC_CHECK_PROGS([HAVE_DOXYGEN],[doxygen])
 180         AC_SUBST([HAVE_DOXYGEN])
 181
 182         if test "x$HAVE_DOXYGEN" != "x"; then
 183                 enable_api_docs="yes"
 184         else
 185                 if test "x$enable_api_docs" = "xyes"; then
 186                         AC_MSG_ERROR([doxygen is required, but could not be found])
 187                 fi
 188                 enable_api_docs="no"
 189         fi
 190 fi
 191
 192 AM_CONDITIONAL([ENABLE_API_DOCS], [test "x$HAVE_DOXYGEN" != "x"])
 193
 194 # Apparmor
 195 AC_ARG_ENABLE([apparmor],
 196         [AC_HELP_STRING([--enable-apparmor], [enable apparmor support [default=auto]])],
 197         [], [enable_apparmor=auto])
 198
 199 if test "$enable_apparmor" = "auto" ; then
 200         AC_CHECK_LIB([apparmor],[aa_change_profile],[enable_apparmor=yes], [enable_apparmor=no])
 201 fi
 202 AM_CONDITIONAL([ENABLE_APPARMOR], [test "x$enable_apparmor" = "xyes"])
 203
 204 AC_CHECK_LIB([gnutls], [gnutls_hash_fast], [enable_gnutls=yes], [enable_gnutls=no])
 205
 206 AM_COND_IF([ENABLE_APPARMOR],
 207         [AC_CHECK_HEADER([sys/apparmor.h],[],[AC_MSG_ERROR([You must install the AppArmor development package in order to compile lxc])])
 208         AC_CHECK_LIB([apparmor], [aa_change_profile],[],[AC_MSG_ERROR([You must install the AppArmor development package in order to compile lxc])])
 209         AC_SUBST([APPARMOR_LIBS], [-lapparmor])])
 210
 211 # SELinux
 212 AC_ARG_ENABLE([selinux],
 213         [AC_HELP_STRING([--enable-selinux], [enable SELinux support [default=auto]])],
 214         [], [enable_selinux=auto])
 215
 216 if test "x$enable_selinux" = xauto; then
 217         AC_CHECK_LIB([selinux],[setexeccon_raw],[enable_selinux=yes],[enable_selinux=no])
 218 fi
 219 AM_CONDITIONAL([ENABLE_SELINUX], [test "x$enable_selinux" = "xyes"])
 220 AM_COND_IF([ENABLE_SELINUX],
 221         [AC_CHECK_HEADER([selinux/selinux.h],[],[AC_MSG_ERROR([You must install the SELinux development package in order to compile lxc])])
 222         AC_CHECK_LIB([selinux], [setexeccon_raw],[],[AC_MSG_ERROR([You must install the SELinux development package in order to compile lxc])])
 223         AC_SUBST([SELINUX_LIBS])])
 224
 225 # Seccomp syscall filter
 226 AC_ARG_ENABLE([seccomp],
 227         [AC_HELP_STRING([--enable-seccomp], [enable seccomp support [default=auto]])],
 228         [], [enable_seccomp=auto])
 229
 230 if test "x$enable_seccomp" = "xauto" ; then
 231         AC_CHECK_LIB([seccomp],[seccomp_init],[enable_seccomp=yes],[enable_seccomp=no])
 232 fi
 233 AM_CONDITIONAL([ENABLE_SECCOMP], [test "x$enable_seccomp" = "xyes"])
 234
 235 AM_COND_IF([ENABLE_SECCOMP],
 236         [PKG_CHECK_MODULES([SECCOMP],[libseccomp],[],[
 237                 AC_CHECK_HEADER([seccomp.h],[],[AC_MSG_ERROR([You must install the seccomp development package in order to compile lxc])])
 238                 AC_CHECK_LIB([seccomp], [seccomp_init],[],[AC_MSG_ERROR([You must install the seccomp development package in order to compile lxc])])
 239                 AC_SUBST([SECCOMP_LIBS], [-lseccomp])
 240                 ])
 241         ])
 242
 243 # Linux capabilities
 244 AC_ARG_ENABLE([capabilities],
 245         [AC_HELP_STRING([--enable-capabilities], [enable kernel capabilities support [default=auto]])],
 246         [], [enable_capabilities=auto])
 247
 248 if test "x$enable_capabilities" = "xauto"; then
 249         AC_CHECK_LIB([cap],[cap_set_proc],[enable_capabilities=yes],[enable_capabilities=no])
 250 fi
 251 AM_CONDITIONAL([ENABLE_CAP], [test "x$enable_capabilities" = "xyes"])
 252
 253 AM_COND_IF([ENABLE_CAP],
 254         [AC_CHECK_LIB(cap,cap_set_proc,[],[AC_MSG_ERROR([You are missing libcap support.])])
 255         AC_SUBST([CAP_LIBS], [-lcap])])
 256
 257 # HAVE_SCMP_FILTER_CTX=1 will tell us we have libseccomp api >= 1.0.0
 258 OLD_CFLAGS="$CFLAGS"
 259 CFLAGS="$CFLAGS $SECCOMP_CFLAGS"
 260 AC_CHECK_TYPES([scmp_filter_ctx], [], [], [[#include <seccomp.h>]])
 261 CFLAGS="$OLD_CFLAGS"
 262
 263 # Configuration examples
 264 AC_ARG_ENABLE([examples],
 265         [AC_HELP_STRING([--enable-examples], [install examples [default=yes]])],
 266         [], [enable_examples=yes])
 267 AM_CONDITIONAL([ENABLE_EXAMPLES], [test "x$enable_examples" = "xyes"])
 268
 269 # Python3 module and scripts
 270 AC_ARG_ENABLE([python],
 271         [AC_HELP_STRING([--enable-python], [enable python binding [default=auto]])],
 272         [], [enable_python=auto])
 273
 274 if test "x$enable_python" = "xauto"; then
 275         PKG_CHECK_MODULES([PYTHONDEV], [python3 >= 3.2],[enable_python=yes],[enable_python=no])
 276         if test "$CC" = "clang"; then
 277                 enable_python=no
 278         fi
 279 fi
 280
 281 if test "x$enable_python" = "xyes" && test "$CC" = "clang"; then
 282         AC_MSG_ERROR([Python3 is incompatible with the clang compiler])
 283 fi
 284
 285 AM_CONDITIONAL([ENABLE_PYTHON], [test "x$enable_python" = "xyes"])
 286
 287 AM_COND_IF([ENABLE_PYTHON],
 288         [AM_PATH_PYTHON([3.2], [], [AC_MSG_ERROR([You must install python3])])
 289         PKG_CHECK_MODULES([PYTHONDEV], [python3 >= 3.2],[],[AC_MSG_ERROR([You must install python3-dev])])
 290         AC_DEFINE_UNQUOTED([ENABLE_PYTHON], 1, [Python3 is available])])
 291
 292 # Enable dumping stack traces
 293 AC_ARG_ENABLE([mutex-debugging],
 294         [AC_HELP_STRING([--enable-mutex-debugging], [Makes mutexes to report error and provide stack trace [default=no]])],
 295         [], [enable_mutex_debugging=no])
 296 AM_CONDITIONAL([MUTEX_DEBUGGING], [test "x$enable_mutex_debugging" = "xyes"])
 297
 298 AM_COND_IF([MUTEX_DEBUGGING],
 299         AC_DEFINE_UNQUOTED([MUTEX_DEBUGGING], 1, [Enabling mutex debugging]))
 300
 301 # Not in older autoconf versions
 302 # AS_VAR_COPY(DEST, SOURCE)
 303 # -------------------------
 304 # Set the polymorphic shell variable DEST to the contents of the polymorphic
 305 # shell variable SOURCE.
 306 m4_ifdef([AS_VAR_COPY], [],
 307 [AC_DEFUN([AS_VAR_COPY],
 308     [AS_LITERAL_IF([$1[]$2], [$1=$$2], [eval $1=\$$2])])
 309 ])
 310
 311 dnl PKG_CHECK_VAR was introduced with pkg-config 0.28
 312 m4_ifdef([PKG_CHECK_VAR], [],
 313 [AC_DEFUN([PKG_CHECK_VAR],
 314     [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
 315      AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
 316      _PKG_CONFIG([$1], [variable="][$3]["], [$2])
 317      AS_VAR_COPY([$1], [pkg_cv_][$1])
 318      AS_VAR_IF([$1], [""], [$5], [$4])dnl
 319     ])# PKG_CHECK_VAR
 320 ])
 321
 322 # Lua module and scripts
 323 AC_ARG_ENABLE([lua],
 324         [AC_HELP_STRING([--enable-lua], [enable lua binding [default=auto]])],
 325         [], [enable_lua=auto])
 326
 327 AC_ARG_WITH([lua-pc],
 328         [AS_HELP_STRING(
 329                 [--with-lua-pc=PKG],
 330                 [Specify pkg-config package name for lua]
 331         )], [], [with_lua_pc=no])
 332
 333 if test "x$enable_lua" = "xyes" -a "x$with_lua_pc" != "xno"; then
 334         # exit with error if not found
 335         PKG_CHECK_MODULES([LUA], [$with_lua_pc], [LUAPKGCONFIG=$with_lua_pc])
 336 fi
 337
 338 if test "x$enable_lua" = "xauto" -a "x$with_lua_pc" != "xno"; then
 339         PKG_CHECK_MODULES([LUA], [$with_lua_pc],
 340                 [LUAPKGCONFIG=$with_lua_pc
 341                 enable_lua=yes],
 342                 [enable_lua=no])
 343 fi
 344
 345 if test "x$enable_lua" != "xno"; then
 346         PKG_CHECK_MODULES([LUA], [lua], [LUAPKGCONFIG=lua],
 347                 [PKG_CHECK_MODULES([LUA], [lua5.2], [LUAPKGCONFIG=lua5.2],
 348                         [PKG_CHECK_MODULES([LUA], [lua5.1], [LUAPKGCONFIG=lua5.1],
 349                                 [AS_IF([test "x$enable_lua" = "xyes"],
 350                                         [AC_MSG_ERROR([Lua not found. Please use --with-lua-pc=PKG])],
 351                                         [enable_lua=no])]
 352                         )]
 353                 )])
 354         AS_IF([test "x$LUAPKGCONFIG" != "x"], [enable_lua=yes])
 355 fi
 356
 357 AM_CONDITIONAL([ENABLE_LUA],
 358         [test "x$enable_lua" = "xyes"])
 359
 360 AM_COND_IF([ENABLE_LUA],
 361         [AC_MSG_CHECKING([Lua version])
 362         PKG_CHECK_VAR([LUA_VERSION], [$LUAPKGCONFIG], [V],,
 363                 [PKG_CHECK_VAR([LUA_VERSION], [$LUAPKGCONFIG], [major_version])])
 364         AC_MSG_RESULT([$LUA_VERSION])
 365         PKG_CHECK_VAR([LUA_INSTALL_CMOD], [$LUAPKGCONFIG], [INSTALL_CMOD],,
 366                 [LUA_INSTALL_CMOD=$libdir/lua/$LUA_VERSION])
 367         PKG_CHECK_VAR([LUA_INSTALL_LMOD], [$LUAPKGCONFIG], [INSTALL_LMOD],,
 368                 [LUA_INSTALL_LMOD=$datadir/lua/$LUA_VERSION])
 369         ])
 370
 371 # Optional test binaries
 372 AC_ARG_ENABLE([tests],
 373         [AC_HELP_STRING([--enable-tests], [build test/example binaries [default=no]])],
 374         [], [enable_tests=no])
 375 AM_CONDITIONAL([ENABLE_TESTS], [test "x$enable_tests" = "xyes"])
 376
 377 # LXC container path, where the containers are actually stored
 378 # This is overridden by an entry in the file called LXCCONF
 379 # (i.e. /etc/lxc/lxc.conf)
 380 AC_ARG_WITH([config-path],
 381         [AC_HELP_STRING(
 382                 [--with-config-path=dir],
 383                 [lxc configuration repository path]
 384         )], [], [with_config_path=['${localstatedir}/lib/lxc']])
 385
 386 # The path of the global lxc configuration file.
 387 AC_ARG_WITH([global-conf],
 388         [AC_HELP_STRING(
 389                 [--with-global-conf=dir],
 390                 [global lxc configuration file]
 391         )], [], [with_global_conf=['${sysconfdir}/lxc/lxc.conf']])
 392
 393 # The path of the userns network configuration file
 394 AC_ARG_WITH([usernic-conf],
 395         [AC_HELP_STRING(
 396                 [--with-usernic-conf],
 397                 [user network interface configuration file]
 398         )], [], [with_usernic_conf=['${sysconfdir}/lxc/lxc-usernet']])
 399
 400 # The path of the runtime usernic database
 401 AC_ARG_WITH([usernic-db],
 402         [AC_HELP_STRING(
 403                 [--with-usernic-db],
 404                 [lxc user nic database]
 405         )], [], [with_usernic_db=['/run/lxc/nics']])
 406
 407 # Rootfs path, where the container mount structure is assembled
 408 AC_ARG_WITH([rootfs-path],
 409         [AC_HELP_STRING(
 410                 [--with-rootfs-path=dir],
 411                 [lxc rootfs mount point]
 412         )], [], [with_rootfs_path=['${libdir}/lxc/rootfs']])
 413
 414 # cgroup pattern specification
 415 AC_ARG_WITH([cgroup-pattern],
 416         [AC_HELP_STRING(
 417                 [--with-cgroup-pattern=pattern],
 418                 [pattern for container cgroups]
 419         )], [], [with_cgroup_pattern=['/lxc/%n']])
 420
 421 # Container log path.  By default, use $lxcpath.
 422 AC_MSG_CHECKING([Whether to place logfiles in container config path])
 423 AC_ARG_ENABLE([configpath-log],
 424         [AC_HELP_STRING([--enable-configpath-log], [use logfiles in config path [default=no]])],
 425         [], [enable_configpath_log=no])
 426 AC_MSG_RESULT([$enable_configpath_log])
 427 AM_CONDITIONAL([USE_CONFIGPATH_LOGS], [test "$enable_configpath_log" = "yes"])
 428
 429 if test "$enable_configpath_log" = "yes"; then
 430         default_log_path="${with_config_path}"
 431 else
 432         default_log_path="${localstatedir}/log/lxc"
 433 fi
 434
 435 AC_ARG_WITH([log-path],
 436         [AC_HELP_STRING(
 437                 [--with-log-path=dir],
 438                 [per container log path]
 439         )], [], [with_log_path=['${default_log_path}']])
 440
 441 # Expand some useful variables
 442 AS_AC_EXPAND(PREFIX, "$prefix")
 443 AS_AC_EXPAND(LIBDIR, "$libdir")
 444 AS_AC_EXPAND(BINDIR, "$bindir")
 445 AS_AC_EXPAND(LIBEXECDIR, "$libexecdir")
 446 AS_AC_EXPAND(INCLUDEDIR, "$includedir")
 447 AS_AC_EXPAND(SYSCONFDIR, "$sysconfdir")
 448 AS_AC_EXPAND(LXC_DEFAULT_CONFIG, "$sysconfdir/lxc/default.conf")
 449 AS_AC_EXPAND(DATADIR, "$datadir")
 450 AS_AC_EXPAND(LOCALSTATEDIR, "$localstatedir")
 451 AS_AC_EXPAND(DOCDIR, "$docdir")
 452 AS_AC_EXPAND(LXC_DISTRO_CONF, "$distroconf")
 453 AS_AC_EXPAND(LXC_GENERATE_DATE, "$(date)")
 454 AS_AC_EXPAND(LXCPATH, "$with_config_path")
 455 AS_AC_EXPAND(LXC_GLOBAL_CONF, "$with_global_conf")
 456 AS_AC_EXPAND(LXC_USERNIC_CONF, "$with_usernic_conf")
 457 AS_AC_EXPAND(LXC_USERNIC_DB, "$with_usernic_db")
 458 AS_AC_EXPAND(LXCROOTFSMOUNT, "$with_rootfs_path")
 459 AS_AC_EXPAND(LXCTEMPLATEDIR, "$datadir/lxc/templates")
 460 AS_AC_EXPAND(LXCTEMPLATECONFIG, "$datadir/lxc/config")
 461 AS_AC_EXPAND(LXCHOOKDIR, "$datadir/lxc/hooks")
 462 AS_AC_EXPAND(LXCINITDIR, "$libexecdir")
 463 AS_AC_EXPAND(LOGPATH, "$with_log_path")
 464 AC_SUBST(DEFAULT_CGROUP_PATTERN, ["$with_cgroup_pattern"])
 465
 466 # Check for some standard kernel headers
 467 AC_CHECK_HEADERS([linux/unistd.h linux/netlink.h linux/genetlink.h],
 468                                 [],
 469                                 AC_MSG_ERROR([Please install the Linux kernel headers.]),
 470                                 [#include <sys/socket.h>])
 471
 472 # Check for alternate C libraries
 473 AC_MSG_CHECKING(for bionic libc)
 474 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
 475         [[#ifndef __ANDROID__
 476 error: Not bionic!
 477 #endif]])],
 478         [is_bionic=yes],
 479         [is_bionic=no])
 480 if test "x$is_bionic" = "xyes"; then
 481         AC_DEFINE([IS_BIONIC], 1, [bionic libc])
 482         AC_MSG_RESULT([yes])
 483 else
 484         AC_MSG_RESULT([no])
 485 fi
 486 AM_CONDITIONAL([IS_BIONIC], [test "x$is_bionic" = "xyes"])
 487
 488 # Some systems lack PR_CAPBSET_DROP definition => HAVE_DECL_PR_CAPBSET_DROP
 489 AC_CHECK_DECLS([PR_CAPBSET_DROP], [], [], [#include <sys/prctl.h>])
 490
 491 # Check for some headers
 492 AC_CHECK_HEADERS([sys/signalfd.h pty.h ifaddrs.h sys/capability.h sys/personality.h utmpx.h sys/timerfd.h])
 493
 494 # Check for some syscalls functions
 495 AC_CHECK_FUNCS([setns pivot_root sethostname unshare rand_r confstr])
 496
 497 # Check for some functions
 498 AC_CHECK_LIB(pthread, main)
 499 AC_CHECK_FUNCS(pthread_atfork)
 500 AC_CHECK_LIB(util, openpty)
 501 AC_CHECK_FUNCS([openpty hasmntopt setmntent endmntent])
 502 AC_CHECK_FUNCS([getline],
 503         AM_CONDITIONAL(HAVE_GETLINE, true)
 504         AC_DEFINE(HAVE_GETLINE,1,[Have getline]),
 505         AM_CONDITIONAL(HAVE_GETLINE, false))
 506 AC_CHECK_FUNCS([fgetln],
 507         AM_CONDITIONAL(HAVE_FGETLN, true)
 508         AC_DEFINE(HAVE_FGETLN,1,[Have fgetln]),
 509         AM_CONDITIONAL(HAVE_FGETLN, false))
 510
 511 # Check for some libraries
 512 AC_SEARCH_LIBS(sem_open, [rt pthread])
 513 AC_SEARCH_LIBS(clock_gettime, [rt])
 514
 515 # Check for some standard binaries
 516 AC_PROG_GCC_TRADITIONAL
 517 AC_PROG_SED
 518
 519 # See if we support thread-local storage.
 520 LXC_CHECK_TLS
 521
 522 if test "x$GCC" = "xyes"; then
 523         CFLAGS="$CFLAGS -Wall -Werror"
 524 fi
 525
 526 # Files requiring some variable expansion
 527 AC_CONFIG_FILES([
 528         Makefile
 529         lxc.pc
 530         lxc.spec
 531
 532         config/Makefile
 533         config/etc/Makefile
 534         config/templates/Makefile
 535         config/templates/plamo.common.conf
 536         config/templates/plamo.userns.conf
 537         config/templates/ubuntu-cloud.common.conf
 538         config/templates/ubuntu-cloud.lucid.conf
 539         config/templates/ubuntu-cloud.userns.conf
 540         config/templates/ubuntu.common.conf
 541         config/templates/ubuntu.lucid.conf
 542         config/templates/ubuntu.userns.conf
 543
 544         doc/Makefile
 545         doc/api/Makefile
 546         doc/legacy/lxc-ls.sgml
 547         doc/lxc-attach.sgml
 548         doc/lxc-autostart.sgml
 549         doc/lxc-cgroup.sgml
 550         doc/lxc-checkconfig.sgml
 551         doc/lxc-checkpoint.sgml
 552         doc/lxc-clone.sgml
 553         doc/lxc-console.sgml
 554         doc/lxc-create.sgml
 555         doc/lxc-destroy.sgml
 556         doc/lxc-device.sgml
 557         doc/lxc-execute.sgml
 558         doc/lxc-freeze.sgml
 559         doc/lxc-info.sgml
 560         doc/lxc-kill.sgml
 561         doc/lxc-ls.sgml
 562         doc/lxc-monitor.sgml
 563         doc/lxc-netstat.sgml
 564         doc/lxc-ps.sgml
 565         doc/lxc-restart.sgml
 566         doc/lxc-snapshot.sgml
 567         doc/lxc-start-ephemeral.sgml
 568         doc/lxc-start.sgml
 569         doc/lxc-stop.sgml
 570         doc/lxc-top.sgml
 571         doc/lxc-unfreeze.sgml
 572         doc/lxc-unshare.sgml
 573         doc/lxc-user-nic.sgml
 574         doc/lxc-version.sgml
 575         doc/lxc-wait.sgml
 576
 577         doc/lxc.conf.sgml
 578         doc/lxc-usernet.sgml
 579         doc/lxc.sgml
 580         doc/common_options.sgml
 581         doc/see_also.sgml
 582
 583         doc/rootfs/Makefile
 584
 585         doc/examples/Makefile
 586         doc/examples/lxc-macvlan.conf
 587         doc/examples/lxc-vlan.conf
 588         doc/examples/lxc-no-netns.conf
 589         doc/examples/lxc-empty-netns.conf
 590         doc/examples/lxc-phys.conf
 591         doc/examples/lxc-veth.conf
 592         doc/examples/lxc-complex.conf
 593
 594         doc/ja/Makefile
 595         doc/ja/legacy/lxc-ls.sgml
 596         doc/ja/lxc-attach.sgml
 597         doc/ja/lxc-autostart.sgml
 598         doc/ja/lxc-cgroup.sgml
 599         doc/ja/lxc-checkconfig.sgml
 600         doc/ja/lxc-checkpoint.sgml
 601         doc/ja/lxc-clone.sgml
 602         doc/ja/lxc-console.sgml
 603         doc/ja/lxc-create.sgml
 604         doc/ja/lxc-destroy.sgml
 605         doc/ja/lxc-device.sgml
 606         doc/ja/lxc-execute.sgml
 607         doc/ja/lxc-freeze.sgml
 608         doc/ja/lxc-info.sgml
 609         doc/ja/lxc-kill.sgml
 610         doc/ja/lxc-ls.sgml
 611         doc/ja/lxc-monitor.sgml
 612         doc/ja/lxc-netstat.sgml
 613         doc/ja/lxc-ps.sgml
 614         doc/ja/lxc-restart.sgml
 615         doc/ja/lxc-snapshot.sgml
 616         doc/ja/lxc-start-ephemeral.sgml
 617         doc/ja/lxc-start.sgml
 618         doc/ja/lxc-stop.sgml
 619         doc/ja/lxc-top.sgml
 620         doc/ja/lxc-unfreeze.sgml
 621         doc/ja/lxc-unshare.sgml
 622         doc/ja/lxc-user-nic.sgml
 623         doc/ja/lxc-version.sgml
 624         doc/ja/lxc-wait.sgml
 625
 626         doc/ja/lxc.conf.sgml
 627         doc/ja/lxc-usernet.sgml
 628         doc/ja/lxc.sgml
 629         doc/ja/common_options.sgml
 630         doc/ja/see_also.sgml
 631
 632         hooks/Makefile
 633
 634         templates/Makefile
 635         templates/lxc-cirros
 636         templates/lxc-debian
 637         templates/lxc-download
 638         templates/lxc-ubuntu
 639         templates/lxc-ubuntu-cloud
 640         templates/lxc-opensuse
 641         templates/lxc-busybox
 642         templates/lxc-centos
 643         templates/lxc-fedora
 644         templates/lxc-openmandriva
 645         templates/lxc-oracle
 646         templates/lxc-altlinux
 647         templates/lxc-sshd
 648         templates/lxc-archlinux
 649         templates/lxc-alpine
 650         templates/lxc-plamo
 651
 652         src/Makefile
 653         src/lxc/Makefile
 654         src/lxc/lxc-ps
 655         src/lxc/lxc-netstat
 656         src/lxc/lxc-checkconfig
 657         src/lxc/lxc-version
 658         src/lxc/lxc-start-ephemeral
 659         src/lxc/legacy/lxc-ls
 660         src/lxc/lxc.functions
 661         src/lxc/version.h
 662         src/python-lxc/Makefile
 663
 664         src/lua-lxc/Makefile
 665
 666         src/tests/Makefile
 667 ])
 668 AC_CONFIG_COMMANDS([default],[[]],[[]])
 669 AC_OUTPUT
 670
 671 # Configuration overview
 672 cat << EOF
 673
 674 ----------------------------
 675 Environment:
 676  - compiler: $CC
 677  - distribution: $with_distro
 678  - init script type(s): $init_script
 679  - rpath: $enable_rpath
 680  - GnuTLS: $enable_gnutls
 681
 682 Security features:
 683  - Apparmor: $enable_apparmor
 684  - Linux capabilities: $enable_capabilities
 685  - seccomp: $enable_seccomp
 686  - SELinux: $enable_selinux
 687
 688 Bindings:
 689  - lua: $enable_lua
 690  - python3: $enable_python
 691
 692 Documentation:
 693  - examples: $enable_examples
 694  - API documentation: $enable_api_docs
 695  - user documentation: $enable_doc
 696
 697 Debugging:
 698  - tests: $enable_tests
 699  - mutex debugging: $enable_mutex_debugging
 700
 701 Paths:
 702  - Logs in configpath: $enable_configpath_log
 703 EOF
 704
 705 if test "x$ac_cv_func_pthread_atfork" = "xno" ; then
 706 cat << EOF
 707
 708 WARNING: Threading not supported on your platform
 709
 710         You are compiling LXC for bionic target which lacks certain threading related functionality used by LXC API (like pthread_atfork).
 711         Please note that, because of the missing functionality, multithreaded usage of LXC API cause some problems.
 712 EOF
 713 fi