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CommitLineData
f756a350 1AC_PREREQ([2.69])
5e97c3fc 2
c40aa8c8 3m4_define([lxc_devel], 1)
a8565bb4
SG
4m4_define([lxc_version_major], 4)
5m4_define([lxc_version_minor], 0)
6m4_define([lxc_version_micro], 0)
5b66b6ee 7m4_define([lxc_version_beta], [])
26419a7a
SG
8
9m4_define([lxc_abi_major], 1)
a8565bb4 10m4_define([lxc_abi_minor], 7)
26419a7a
SG
11m4_define([lxc_abi_micro], 0)
12m4_define([lxc_abi], [lxc_abi_major.lxc_abi_minor.lxc_abi_micro])
9588a6ce
SH
13
14m4_define([lxc_version_base], [lxc_version_major.lxc_version_minor.lxc_version_micro])
15m4_define([lxc_version],
8465a7f4 16 [ifelse(lxc_devel, 1,
5f98011c
SG
17 ifelse(lxc_version_beta, [], [lxc_version_base], [lxc_version_base.lxc_version_beta])-devel,
18 ifelse(lxc_version_beta, [], [lxc_version_base], [lxc_version_base.lxc_version_beta]))])
9588a6ce 19
d12860c0 20AC_INIT([lxc],[lxc_version])
ddb93593
SG
21
22# We need pkg-config
23PKG_PROG_PKG_CONFIG
24
9588a6ce
SH
25AC_SUBST(LXC_VERSION_BASE, lxc_version_base)
26AC_SUBST(LXC_VERSION_BETA, lxc_version_beta)
5e97c3fc 27
a22185dd
ÇO
28AC_SUBST([LXC_VERSION_MAJOR], [lxc_version_major])
29AC_SUBST([LXC_VERSION_MINOR], [lxc_version_minor])
30AC_SUBST([LXC_VERSION_MICRO], [lxc_version_micro])
31AC_SUBST([LXC_VERSION], [lxc_version])
d2d6b991 32AC_SUBST([LXC_DEVEL], [lxc_devel])
a22185dd 33
26419a7a
SG
34AC_SUBST([LXC_ABI_MAJOR], [lxc_abi_major])
35AC_SUBST([LXC_ABI_MINOR], [lxc_abi_minor])
36AC_SUBST([LXC_ABI_MICRO], [lxc_abi_micro])
37AC_SUBST([LXC_ABI], [lxc_abi])
38
f8dafdbb 39AC_CONFIG_SRCDIR([configure.ac])
5e97c3fc 40AC_CONFIG_AUX_DIR([config])
067cfaeb 41AC_CONFIG_HEADERS([src/config.h])
d007f8ab 42AM_INIT_AUTOMAKE([-Wall -Werror -Wno-portability subdir-objects])
5e97c3fc 43AC_CANONICAL_HOST
5e97c3fc 44AM_PROG_CC_C_O
d12860c0 45AC_USE_SYSTEM_EXTENSIONS
1aaf81c3 46AC_SYS_LARGEFILE
784839ae 47AC_GNU_SOURCE
5c8f9bd8 48
9b5724cd
CB
49# Test if we have a new enough compiler.
50AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
51#define GCC_VERSION \
52 (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
53
54#define CLANG_VERSION \
55 (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__)
56
218e8144 57#if GCC_VERSION < 40700 && CLANG_VERSION < 10000
9b5724cd
CB
58#error Sorry, your compiler is too old - please upgrade it
59#endif
60 ]])], [valid_compiler=yes], [valid_compiler=no])
61if test "x$valid_compiler" = "xno"; then
62 AC_MSG_ERROR([Sorry, your compiler is too old - please upgrade it])
63fi
64
6d6bfd4f 65AC_PROG_GCC_TRADITIONAL
38718ccc 66AC_PROG_CXX
6d6bfd4f
CB
67AC_ENABLE_SHARED
68AC_ENABLE_STATIC
69# Check binaries
70AC_PROG_SED
71case $CC in clang*)
72 AC_CHECK_TOOL([AR], llvm-ar)
73 AC_CHECK_TOOL([NM], llvm-nm)
74 AC_CHECK_TOOL([OBJCOPY], llvm-objcopy)
75 AC_CHECK_TOOL([RANLIB], llvm-ranlib)
76esac
77
26419a7a
SG
78# libtool
79LT_INIT
80AC_SUBST([LIBTOOL_DEPS])
81
8aa4885c
SG
82# Detect the distribution. This is used for the default configuration and
83# for some distro-specific build options.
6f75ba0b 84AC_MSG_CHECKING([host distribution])
b195038d 85AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO], [Specify the Linux distribution to target: One of redhat, redhatenterpriseserver, oracle, centos, fedora, suse, gentoo, debian, arch, slackware, plamo, paldo, openmandriva, pardus, sparclinux, altlinux.]))
5a15791e 86if type lsb_release >/dev/null 2>&1 && test "z$with_distro" = "z"; then
ac46b356 87 with_distro=$(lsb_release -is)
be2e4e54 88fi
6f75ba0b
DE
89if test "z$with_distro" = "z"; then
90 AC_CHECK_FILE(/etc/redhat-release,with_distro="redhat")
91 AC_CHECK_FILE(/etc/oracle-release,with_distro="oracle")
beabd0a2 92 AC_CHECK_FILE(/etc/sparclinux-release,with_distro="sparclinux")
164105f6 93 AC_CHECK_FILE(/etc/centos-release,with_distro="centos")
6f75ba0b
DE
94 AC_CHECK_FILE(/etc/fedora-release,with_distro="fedora")
95 AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
96 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
97 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
98 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
99 AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
af2d9fad 100 AC_CHECK_FILE(/etc/plamo-version,with_distro="plamo")
6f75ba0b 101 AC_CHECK_FILE(/etc/frugalware-release,with_distro="frugalware")
6e7e54d9
AK
102 AC_CHECK_FILE(/etc/mandrakelinux-release, with_distro="openmandriva")
103 AC_CHECK_FILE(/etc/mandriva-release,with_distro="openmandriva")
6f75ba0b 104 AC_CHECK_FILE(/etc/pardus-release,with_distro="pardus")
5c60f990 105 AC_CHECK_FILE(/etc/altlinux-release,with_distro="altlinux")
487ea5f6 106 AC_CHECK_FILE(/etc/pld-release,with_distro="pld")
6f75ba0b 107fi
ac46b356 108with_distro=$(echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]')
6f75ba0b 109
beabd0a2
WC
110if test "z$with_distro" = "zforsparc"; then
111 with_distro="sparclinux"
112fi
113
6f75ba0b
DE
114if test "z$with_distro" = "z"; then
115 with_distro="unknown"
116fi
117case $with_distro in
1c1bb85a 118 ubuntu|raspbian)
0af99319
MW
119 distroconf=default.conf.lxcbr
120 distrosysconf="$sysconfdir/default"
6f75ba0b 121 ;;
b195038d 122 redhat|redhatenterpriseserver|centos|fedora|oracle|oracleserver|sparclinux|altlinux|suse|opensuse*|plamo|pld)
0af99319
MW
123 distroconf=default.conf.lxcbr
124 distrosysconf="$sysconfdir/sysconfig"
6f75ba0b
DE
125 ;;
126 *)
3a647d58 127 distroconf=default.conf.unknown
0af99319 128 distrosysconf="$sysconfdir/default"
6f75ba0b
DE
129 ;;
130esac
131AC_MSG_RESULT([$with_distro])
1c1bb85a 132AM_CONDITIONAL([HAVE_DEBIAN], [test x"$with_distro" = "xdebian" -o x"$with_distro" = "xubuntu" -o x"$with_distro" = "xraspbian"])
025f59ab 133AM_CONDITIONAL([DISTRO_UBUNTU], [test "x$with_distro" = "xubuntu"])
be2e4e54 134
d79067a7
DM
135AC_CONFIG_LINKS([config/etc/default.conf:config/etc/${distroconf}])
136
420dfb59
DE
137# Check for init system type
138AC_MSG_CHECKING([for init system type])
139AC_ARG_WITH([init-script],
f756a350 140 [AS_HELP_STRING([--with-init-script@<:@=TYPE@<:@,TYPE,...@:>@@:>@],
dc068290 141 [Type(s) of init script to install: sysvinit, systemd, upstart,
89f79f6b 142 distro @<:@default=distro@:>@])],[],[with_init_script=distro])
420dfb59 143case "$with_init_script" in
420dfb59
DE
144 distro)
145 case $with_distro in
5c60f990 146 fedora|altlinux|opensuse*)
420dfb59
DE
147 init_script=systemd
148 ;;
b195038d 149 redhat|redhatenterpriseserver|oracle|oracleserver|sparclinux|plamo)
dc068290 150 init_script=sysvinit
420dfb59 151 ;;
234f9815 152 centos)
153 init_script=sysvinit,systemd
154 ;;
82b47911 155 debian|raspbian|ubuntu)
882ab607 156 init_script=upstart,systemd
420dfb59 157 ;;
487ea5f6
ER
158 pld)
159 init_script=sysvinit,upstart,systemd
160 ;;
420dfb59 161 *)
dc068290
SG
162 echo -n "Linux distribution init system unknown."
163 init_script=
420dfb59
DE
164 ;;
165 esac
166 ;;
167 *)
89f79f6b 168 init_script=$with_init_script
420dfb59
DE
169 ;;
170esac
89f79f6b
DE
171
172# Check valid init systems were given, run in subshell so we don't mess up IFS
173(IFS="," ; for init_sys in $init_script;
174do
175 case "$init_sys" in
dc068290 176 none|sysvinit|systemd|upstart)
89f79f6b
DE
177 ;;
178 *)
179 exit 1
180 ;;
181 esac
182done) || AC_MSG_ERROR([Unknown init system type in $init_script])
183
dc068290 184AM_CONDITIONAL([INIT_SCRIPT_SYSV], [echo "$init_script" |grep -q "sysvinit"])
89f79f6b
DE
185AM_CONDITIONAL([INIT_SCRIPT_SYSTEMD], [echo "$init_script" |grep -q "systemd"])
186AM_CONDITIONAL([INIT_SCRIPT_UPSTART], [echo "$init_script" |grep -q "upstart"])
420dfb59
DE
187AC_MSG_RESULT($init_script)
188
213b0fe0
MP
189# systemd unit dir
190AC_ARG_WITH([systemdsystemunitdir],
b2963bf9
CS
191 AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files]),
192 [with_systemdsystemunitdir=$withval],
193 [with_systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)])
213b0fe0
MP
194if test -z "$with_systemdsystemunitdir"; then
195 with_systemdsystemunitdir=/lib/systemd/system
196fi
197if test "x$with_systemdsystemunitdir" != "xno"; then
198 AC_SUBST([SYSTEMD_UNIT_DIR], [$with_systemdsystemunitdir])
199fi
200
e9f34eb4 201AC_ARG_ENABLE([werror],
b2963bf9
CS
202 [AS_HELP_STRING([--disable-werror], [do not treat warnings as errors])],
203 [enable_werror=$enableval], [enable_werror=yes])
e9f34eb4 204
792a48b1
EV
205AC_ARG_ENABLE([no_undefined],
206 [AS_HELP_STRING([--disable-no-undefined], [do not pass -Wl,--no-undefined])],
207 [enable_no_undefined=$enableval], [enable_no_undefined=yes])
208AM_CONDITIONAL([ENABLE_NO_UNDEFINED], [test "x$enable_no_undefined" = "xyes"])
209
38718ccc
EV
210AC_ARG_ENABLE([fuzzers],
211 [AS_HELP_STRING([--enable-fuzzers], [compile with fuzzers])],
212 [enable_fuzzers=$enableval], [enable_fuzzers=no])
213AM_CONDITIONAL([ENABLE_FUZZERS], [test "x$enable_fuzzers" = "xyes"])
214
215AM_CONDITIONAL([OSS_FUZZ], [test "x$LIB_FUZZING_ENGINE" != x])
216
8aa4885c 217# Allow disabling rpath
1c41ddcb 218AC_ARG_ENABLE([rpath],
f756a350 219 [AS_HELP_STRING([--enable-rpath], [set rpath in executables [default=no]])],
b2963bf9 220 [enable_rpath=$enableval], [enable_rpath=no])
1c41ddcb
GK
221AM_CONDITIONAL([ENABLE_RPATH], [test "x$enable_rpath" = "xyes"])
222
8aa4885c 223# Documentation (manpages)
5c8f9bd8 224AC_ARG_ENABLE([doc],
f756a350 225 [AS_HELP_STRING([--enable-doc], [make man pages [default=auto]])],
b2963bf9 226 [enable_doc=$enableval], [enable_doc=auto])
5c8f9bd8
AN
227
228if test "x$enable_doc" = "xyes" -o "x$enable_doc" = "xauto"; then
7822022c 229 db2xman=""
487ea5f6 230 dbparsers="docbook2X2man docbook2x-man db2x_docbook2man docbook2man docbook-to-man"
69fe23ff 231
7822022c 232 AC_MSG_CHECKING(for docbook2x-man)
69fe23ff 233 for name in ${dbparsers}; do
7822022c
SG
234 if "$name" --help >/dev/null 2>&1; then
235 db2xman="$name"
236 break;
237 fi
238 done
239
240 if test -n "${db2xman}"; then
8aa4885c 241 AC_MSG_RESULT([${db2xman}])
f91d5e4e 242 enable_doc="yes"
7822022c 243 else
8aa4885c 244 AC_MSG_RESULT([no])
7822022c 245 if test "x$enable_doc" = "xyes"; then
f91d5e4e 246 AC_MSG_ERROR([docbook2x-man is required, but could not be found])
7822022c 247 fi
f91d5e4e 248 enable_doc="no"
7822022c
SG
249 fi
250
251 AC_SUBST(db2xman)
5c8f9bd8 252fi
8aa4885c 253AM_CONDITIONAL([ENABLE_DOCBOOK], [test "x$db2xman" != "x"])
7cb14f34 254AM_CONDITIONAL([USE_DOCBOOK2X], [test "x$db2xman" != "xdocbook2man"])
5c8f9bd8 255
7f951458
DE
256if test "x$db2xman" = "xdocbook2man"; then
257 docdtd="\"-//Davenport//DTD DocBook V3.0//EN\""
258else
259 docdtd="\"-//OASIS//DTD DocBook XML\" \"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd\""
260fi
261AC_SUBST(docdtd)
262
953e611c
JH
263# Documentation (API)
264AC_ARG_ENABLE([api-docs],
b2963bf9
CS
265 [AS_HELP_STRING([--enable-api-docs], [make API documentation [default=auto]])],
266 [enable_api_docs=$enableval], [enable_api_docs=auto])
953e611c
JH
267
268if test "x$enable_api_docs" = "xyes" -o "x$enable_api_docs" = "xauto"; then
f91d5e4e
SG
269 AC_CHECK_PROGS([HAVE_DOXYGEN],[doxygen])
270 AC_SUBST([HAVE_DOXYGEN])
271
272 if test "x$HAVE_DOXYGEN" != "x"; then
273 enable_api_docs="yes"
274 else
275 if test "x$enable_api_docs" = "xyes"; then
276 AC_MSG_ERROR([doxygen is required, but could not be found])
277 fi
278 enable_api_docs="no"
279 fi
953e611c
JH
280fi
281
f91d5e4e 282AM_CONDITIONAL([ENABLE_API_DOCS], [test "x$HAVE_DOXYGEN" != "x"])
953e611c 283
fa2bb6ba
SH
284AC_CONFIG_MACRO_DIRS([config])
285
8aa4885c 286# Apparmor
e767dd55 287AC_ARG_ENABLE([apparmor],
f756a350 288 [AS_HELP_STRING([--enable-apparmor], [enable apparmor support [default=auto]])],
b2963bf9 289 [enable_apparmor=$enableval], [enable_apparmor=auto])
e767dd55 290
f91d5e4e 291if test "$enable_apparmor" = "auto" ; then
e767dd55
SH
292 AC_CHECK_LIB([apparmor],[aa_change_profile],[enable_apparmor=yes], [enable_apparmor=no])
293fi
e767dd55
SH
294AM_CONDITIONAL([ENABLE_APPARMOR], [test "x$enable_apparmor" = "xyes"])
295
fa2bb6ba
SH
296# OpenSSL
297# libssl-dev
298AC_ARG_ENABLE([openssl],
f756a350 299 [AS_HELP_STRING([--enable-openssl], [enable OpenSSL support [default=auto]])],
b2963bf9 300 [enable_openssl=$enableval], [enable_openssl=auto])
fa2bb6ba
SH
301
302if test "$enable_openssl" = "auto" ; then
303 AC_CHECK_LIB([ssl], [OPENSSL_init_ssl], [enable_openssl=yes], [enable_openssl=no])
c8601571 304
c8601571 305fi
fa2bb6ba 306AM_CONDITIONAL([ENABLE_OPENSSL], [test "x$enable_openssl" = "xyes"])
c8601571 307
014a65ef
CB
308AC_ARG_ENABLE([static-binaries],
309 [AS_HELP_STRING([--enable-static-binaries], [build all binaries statically [default=no]])],
310 [enable_static_binaries=$enableval], [enable_static_binaries=no])
311AM_CONDITIONAL([ENABLE_STATIC_BINARIES], [test "x$enable_static_binaries" = "xyes"])
312
fa2bb6ba
SH
313AM_COND_IF([ENABLE_OPENSSL],
314 [AC_CHECK_HEADER([openssl/engine.h],[],[AC_MSG_ERROR([You must install the OpenSSL development package in order to compile lxc])])
014a65ef 315 AM_COND_IF([ENABLE_STATIC_BINARIES], [AC_SUBST([OPENSSL_LIBS], '-lssl -lcrypto -ldl')], [AC_SUBST([OPENSSL_LIBS], '-lssl -lcrypto')])])
c8601571 316
fe4de9a6
DE
317# SELinux
318AC_ARG_ENABLE([selinux],
f756a350 319 [AS_HELP_STRING([--enable-selinux], [enable SELinux support [default=auto]])],
b2963bf9 320 [enable_selinux=$enableval], [enable_selinux=auto])
fe4de9a6 321
f91d5e4e 322if test "x$enable_selinux" = xauto; then
fe4de9a6
DE
323 AC_CHECK_LIB([selinux],[setexeccon_raw],[enable_selinux=yes],[enable_selinux=no])
324fi
325AM_CONDITIONAL([ENABLE_SELINUX], [test "x$enable_selinux" = "xyes"])
326AM_COND_IF([ENABLE_SELINUX],
327 [AC_CHECK_HEADER([selinux/selinux.h],[],[AC_MSG_ERROR([You must install the SELinux development package in order to compile lxc])])
e9aeeade
DE
328 AC_CHECK_LIB([selinux], [setexeccon_raw],[true],[AC_MSG_ERROR([You must install the SELinux development package in order to compile lxc])])
329 AC_SUBST([SELINUX_LIBS], [-lselinux])])
fe4de9a6 330
8aa4885c 331# Seccomp syscall filter
e767dd55 332AC_ARG_ENABLE([seccomp],
f756a350 333 [AS_HELP_STRING([--enable-seccomp], [enable seccomp support [default=auto]])],
b2963bf9 334 [enable_seccomp=$enableval], [enable_seccomp=auto])
e767dd55 335
f91d5e4e 336if test "x$enable_seccomp" = "xauto" ; then
e767dd55
SH
337 AC_CHECK_LIB([seccomp],[seccomp_init],[enable_seccomp=yes],[enable_seccomp=no])
338fi
e767dd55
SH
339AM_CONDITIONAL([ENABLE_SECCOMP], [test "x$enable_seccomp" = "xyes"])
340
8f2c3a70 341AM_COND_IF([ENABLE_SECCOMP],
12dcc892
JS
342 [PKG_CHECK_MODULES([SECCOMP],[libseccomp],[],[
343 AC_CHECK_HEADER([seccomp.h],[],[AC_MSG_ERROR([You must install the seccomp development package in order to compile lxc])])
344 AC_CHECK_LIB([seccomp], [seccomp_init],[],[AC_MSG_ERROR([You must install the seccomp development package in order to compile lxc])])
345 AC_SUBST([SECCOMP_LIBS], [-lseccomp])
346 ])
67cd8bde
EQ
347 # HAVE_SCMP_FILTER_CTX=1 will tell us we have libseccomp api >= 1.0.0
348 OLD_CFLAGS="$CFLAGS"
349 CFLAGS="$CFLAGS $SECCOMP_CFLAGS"
350 AC_CHECK_TYPES([scmp_filter_ctx], [], [], [[#include <seccomp.h>]])
351 AC_CHECK_DECLS([seccomp_notify_fd], [], [], [[#include <seccomp.h>]])
352 AC_CHECK_TYPES([struct seccomp_notif_sizes], [], [], [[#include <seccomp.h>]])
353 AC_CHECK_DECLS([seccomp_syscall_resolve_name_arch], [], [], [[#include <seccomp.h>]])
354 CFLAGS="$OLD_CFLAGS"
12dcc892 355 ])
8f2c3a70 356
c06ed219 357AC_MSG_CHECKING(for static libcap)
e78884c9
DE
358# Check for static libcap, make sure the function checked for differs from the
359# the one checked below so the cache doesn't give a wrong answer
360OLD_CFLAGS="$CFLAGS"
c06ed219
SH
361OLD_CPPFLAGS="$CPPFLAGS"
362OLD_LDFLAGS="$LDFLAGS"
363OLD_LIBS="$LIBS"
364CFLAGS=""
365CPPFLAGS=""
366LDFLAGS="-static"
367LIBS="-lcap"
368AC_LINK_IFELSE([
369 AC_LANG_SOURCE(
370 [[int main() { return 0; }]]
371 )],[have_static_libcap=yes],[have_static_libcap=no])
e78884c9
DE
372AM_CONDITIONAL([HAVE_STATIC_LIBCAP], [test "x$have_static_libcap" = "xyes"])
373if test "x$have_static_libcap" = "xyes"; then
374 AC_DEFINE([HAVE_STATIC_LIBCAP], 1, [Have static libcap])
c06ed219
SH
375 AC_MSG_RESULT([yes])
376else
377 AC_MSG_RESULT([no])
e78884c9 378fi
c06ed219 379CPPFLAGS="$OLD_CPPFLAGS"
e78884c9 380CFLAGS="$OLD_CFLAGS"
c06ed219
SH
381LDFLAGS="$OLD_LDFLAGS"
382LIBS="$OLD_LIBS"
e78884c9
DE
383
384
f91d5e4e
SG
385# Linux capabilities
386AC_ARG_ENABLE([capabilities],
f756a350 387 [AS_HELP_STRING([--enable-capabilities], [enable kernel capabilities support [default=auto]])],
b2963bf9 388 [enable_capabilities=$enableval], [enable_capabilities=auto])
f91d5e4e
SG
389
390if test "x$enable_capabilities" = "xauto"; then
391 AC_CHECK_LIB([cap],[cap_set_proc],[enable_capabilities=yes],[enable_capabilities=no])
392fi
393AM_CONDITIONAL([ENABLE_CAP], [test "x$enable_capabilities" = "xyes"])
394
395AM_COND_IF([ENABLE_CAP],
e37dda71
FF
396 [AC_CHECK_HEADER([sys/capability.h],[],[AC_MSG_ERROR([You must install the libcap development package in order to compile lxc])])
397 AC_CHECK_LIB(cap,cap_set_proc,[],[AC_MSG_ERROR([You must install the libcap development package in order to compile lxc])])
69924fff
CB
398 # Test whether we support getting file capabilities via cap_get_file().
399 AC_CHECK_LIB(cap,cap_get_file, AC_DEFINE(LIBCAP_SUPPORTS_FILE_CAPABILITIES,1,[Have cap_get_file]),[],[])
400 AC_SUBST([CAP_LIBS], [-lcap])])
f91d5e4e 401
8aa4885c 402# Configuration examples
3fb0a9bb 403AC_ARG_ENABLE([examples],
f756a350 404 [AS_HELP_STRING([--enable-examples], [install examples [default=yes]])],
b2963bf9 405 [enable_examples=$enableval], [enable_examples=yes])
3fb0a9bb
AN
406AM_CONDITIONAL([ENABLE_EXAMPLES], [test "x$enable_examples" = "xyes"])
407
052616eb
ÇO
408# Enable dumping stack traces
409AC_ARG_ENABLE([mutex-debugging],
f756a350 410 [AS_HELP_STRING([--enable-mutex-debugging], [Makes mutexes to report error and provide stack trace [default=no]])],
b2963bf9 411 [enable_mutex_debugging=$enableval], [enable_mutex_debugging=no])
052616eb
ÇO
412AM_CONDITIONAL([MUTEX_DEBUGGING], [test "x$enable_mutex_debugging" = "xyes"])
413
414AM_COND_IF([MUTEX_DEBUGGING],
415 AC_DEFINE_UNQUOTED([MUTEX_DEBUGGING], 1, [Enabling mutex debugging]))
416
3a1675bf
DE
417# Not in older autoconf versions
418# AS_VAR_COPY(DEST, SOURCE)
419# -------------------------
420# Set the polymorphic shell variable DEST to the contents of the polymorphic
421# shell variable SOURCE.
422m4_ifdef([AS_VAR_COPY], [],
423[AC_DEFUN([AS_VAR_COPY],
424 [AS_LITERAL_IF([$1[]$2], [$1=$$2], [eval $1=\$$2])])
425])
426
12e93188
NC
427dnl PKG_CHECK_VAR was introduced with pkg-config 0.28
428m4_ifdef([PKG_CHECK_VAR], [],
429[AC_DEFUN([PKG_CHECK_VAR],
430 [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
431 AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
432 _PKG_CONFIG([$1], [variable="][$3]["], [$2])
433 AS_VAR_COPY([$1], [pkg_cv_][$1])
434 AS_VAR_IF([$1], [""], [$5], [$4])dnl
435 ])# PKG_CHECK_VAR
436])
f080ffd7 437
0306de4f
SG
438# Optional bash integration
439AC_ARG_ENABLE([bash],
f756a350 440 [AS_HELP_STRING([--enable-bash], [build bash integration [default=yes]])],
b2963bf9 441 [enable_bash=$enableval], [enable_bash=yes])
0306de4f
SG
442AM_CONDITIONAL([ENABLE_BASH], [test "x$enable_bash" = "xyes"])
443
23f4c8a0
EG
444AM_COND_IF([ENABLE_BASH],
445 [AC_MSG_CHECKING([bash completion directory])
446 PKG_CHECK_VAR(bashcompdir, [bash-completion], [completionsdir], ,
447 bashcompdir="${sysconfdir}/bash_completion.d")
448 AC_MSG_RESULT([$bashcompdir])
449 AC_SUBST(bashcompdir)
450 ])
451
8d060937
CB
452# Build the command line tools
453AC_ARG_ENABLE([tools],
f756a350 454 [AS_HELP_STRING([--enable-tools], [build the command line tools [default=yes]])],
b2963bf9 455 [enable_tools=$enableval], [enable_tools=yes])
8d060937
CB
456AM_CONDITIONAL([ENABLE_TOOLS], [test "x$enable_tools" = "xyes"])
457
458# Build the liblxc commands
459AC_ARG_ENABLE([commands],
f756a350 460 [AS_HELP_STRING([--enable-commands], [build the liblxc commands [default=yes]])],
b2963bf9 461 [enable_commands=$enableval], [enable_commands=yes])
8d060937
CB
462AM_CONDITIONAL([ENABLE_COMMANDS], [test "x$enable_commands" = "xyes"])
463
014a65ef
CB
464AC_ARG_ENABLE([static-binaries],
465 [AS_HELP_STRING([--enable-static-binaries], [build all binaries statically [default=no]])],
466 [enable_static_binaries=$enableval], [enable_static_binaries=no])
467AM_CONDITIONAL([ENABLE_STATIC_BINARIES], [test "x$enable_static_binaries" = "xyes"])
468
5f404236
CB
469AC_ARG_ENABLE([sanitizers],
470 [AS_HELP_STRING([--enable-sanitizers], [build with sanitizers enabled [default=no]])],
471 [enable_sanitizers=$enableval], [enable_sanitizers=no])
472AM_CONDITIONAL([ENABLE_SANITIZERS], [test "x$enable_sanitizers" = "xyes"])
473if test "x$enable_sanitizers" = "xyes"; then
474 AC_DEFINE([ENABLE_SANITIZERS], 1, [build with sanitizers enabled])
475
476 CC_CHECK_FLAGS_APPEND([AM_CFLAGS],[CFLAGS],[ \
477 -fsanitize=address \
478 -fsanitize=undefined \
cdfa8f13 479 -fno-optimize-sibling-calls \
5f404236
CB
480 -fno-omit-frame-pointer])
481 AC_SUBST(AM_CFLAGS)
482
37acd20e
CB
483 CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[ \
484 -fsanitize=address \
485 -fsanitize=undefined])
486 AC_SUBST(AM_LDFLAGS)
487
5f404236
CB
488 AC_MSG_RESULT([yes])
489else
490 AC_MSG_RESULT([no])
491fi
384db5d7 492
a10327e7
EV
493if test "x$enable_fuzzers" = "xyes"; then
494 if test "x$LIB_FUZZING_ENGINE" = x; then
495 CC_CHECK_FLAGS_APPEND([AM_CFLAGS],[CFLAGS],[ \
496 -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION \
a390325f 497 -DRUN_ON_OSS_FUZZ=0 \
a10327e7 498 -fsanitize=fuzzer-no-link])
a390325f
EV
499 else
500 CC_CHECK_FLAGS_APPEND([AM_CFLAGS],[CFLAGS],[ \
501 -DRUN_ON_OSS_FUZZ=1])
a10327e7 502 fi
f7d3ef83
CB
503fi
504
505if test "x$enable_fuzzers" = "xno" -a "x$enable_sanitizers" = "xno"; then
a10327e7 506 CC_CHECK_FLAGS_APPEND([AM_CFLAGS],[CFLAGS],[-flto=thin])
38718ccc 507fi
a10327e7 508AC_SUBST(AM_CFLAGS)
38718ccc 509
8aa4885c 510# Optional test binaries
525421c9 511AC_ARG_ENABLE([tests],
f756a350 512 [AS_HELP_STRING([--enable-tests], [build test/example binaries [default=no]])],
b2963bf9 513 [enable_tests=$enableval], [enable_tests=no])
525421c9
SG
514AM_CONDITIONAL([ENABLE_TESTS], [test "x$enable_tests" = "xyes"])
515
061ba5d0
SG
516# Allow overriding the default runtime dir (/run)
517AC_ARG_WITH([runtime-path],
b2963bf9
CS
518 [AS_HELP_STRING([--with-runtime-path=dir], [runtime directory (default: /run)])],
519 [with_runtime_path=$withval], [with_runtime_path=['/run']])
061ba5d0 520
8aa4885c 521# LXC container path, where the containers are actually stored
fbf5de31 522# This is overridden by an entry in the file called LXCCONF
2a59a681 523# (i.e. /etc/lxc/lxc.conf)
aef4ebcf 524AC_ARG_WITH([config-path],
b2963bf9
CS
525 [AS_HELP_STRING([--with-config-path=dir], [lxc configuration repository path])],
526 [with_config_path=$withval], [with_config_path=['${localstatedir}/lib/lxc']])
aef4ebcf 527
2a59a681
SH
528# The path of the global lxc configuration file.
529AC_ARG_WITH([global-conf],
b2963bf9
CS
530 [AS_HELP_STRING([--with-global-conf=dir], [global lxc configuration file])],
531 [with_global_conf=$withval], [with_global_conf=['${sysconfdir}/lxc/lxc.conf']])
2a59a681 532
c75c30ec 533# The path of the userns network configuration file
070a4b8e 534AC_ARG_WITH([usernic-conf],
b2963bf9
CS
535 [AS_HELP_STRING([--with-usernic-conf], [user network interface configuration file])],
536 [with_usernic_conf=$withval], [with_usernic_conf=['${sysconfdir}/lxc/lxc-usernet']])
070a4b8e 537
c75c30ec 538# The path of the runtime usernic database
070a4b8e 539AC_ARG_WITH([usernic-db],
b2963bf9
CS
540 [AS_HELP_STRING([--with-usernic-db], [lxc user nic database])],
541 [with_usernic_db=$withval], [with_usernic_db=['${with_runtime_path}/lxc/nics']])
070a4b8e 542
8aa4885c 543# Rootfs path, where the container mount structure is assembled
196db713 544AC_ARG_WITH([rootfs-path],
b2963bf9
CS
545 [AS_HELP_STRING([--with-rootfs-path=dir], [lxc rootfs mount point])],
546 [with_rootfs_path=$withval], [with_rootfs_path=['${libdir}/lxc/rootfs']])
c75c30ec 547
6e16552d
CS
548# cgroup pattern specification
549AC_ARG_WITH([cgroup-pattern],
b2963bf9 550 [AS_HELP_STRING([--with-cgroup-pattern=pattern], [pattern for container cgroups])],
b3ed2061 551 [with_cgroup_pattern=$withval], [with_cgroup_pattern=['']])
196db713 552
1800f924
WB
553# The path for the apparmor_parser's cache for generated apparmor profiles
554AC_ARG_WITH([apparmor-cache-dir],
b2963bf9
CS
555 [AS_HELP_STRING([--with-apparmor-cache-dir=dir],[path for apparmor_parser cache])],
556 [with_apparmor_cache_dir=$withval], [with_apparmor_cache_dir=['${localstatedir}/cache/lxc/apparmor']])
1800f924 557
5e1e7aaf
SH
558# Container log path. By default, use $lxcpath.
559AC_MSG_CHECKING([Whether to place logfiles in container config path])
560AC_ARG_ENABLE([configpath-log],
f756a350 561 [AS_HELP_STRING([--enable-configpath-log], [use logfiles in config path [default=no]])],
b2963bf9 562 [enable_configpath_log=$enableval], [enable_configpath_log=no])
f91d5e4e
SG
563AC_MSG_RESULT([$enable_configpath_log])
564AM_CONDITIONAL([USE_CONFIGPATH_LOGS], [test "$enable_configpath_log" = "yes"])
5e1e7aaf 565
f91d5e4e 566if test "$enable_configpath_log" = "yes"; then
5e1e7aaf
SH
567 default_log_path="${with_config_path}"
568else
89d556d8 569 default_log_path="${localstatedir}/log/lxc"
5e1e7aaf
SH
570fi
571
572AC_ARG_WITH([log-path],
b2963bf9
CS
573 [AS_HELP_STRING([--with-log-path=dir],[per container log path])],
574 [with_log_path=$withval], [with_log_path=['${default_log_path}']])
5e1e7aaf 575
8aa4885c
SG
576# Expand some useful variables
577AS_AC_EXPAND(PREFIX, "$prefix")
578AS_AC_EXPAND(LIBDIR, "$libdir")
579AS_AC_EXPAND(BINDIR, "$bindir")
718e4f48 580AS_AC_EXPAND(SBINDIR, "$sbindir")
8aa4885c
SG
581AS_AC_EXPAND(LIBEXECDIR, "$libexecdir")
582AS_AC_EXPAND(INCLUDEDIR, "$includedir")
583AS_AC_EXPAND(SYSCONFDIR, "$sysconfdir")
0a18b545 584AS_AC_EXPAND(LXC_DEFAULT_CONFIG, "$sysconfdir/lxc/default.conf")
8aa4885c
SG
585AS_AC_EXPAND(DATADIR, "$datadir")
586AS_AC_EXPAND(LOCALSTATEDIR, "$localstatedir")
587AS_AC_EXPAND(DOCDIR, "$docdir")
8d256e4d 588AS_AC_EXPAND(LXC_GENERATE_DATE, "$(date --utc --date=@${SOURCE_DATE_EPOCH:-$(date +%s)} '+%Y-%m-%d')")
8aa4885c 589AS_AC_EXPAND(LXCPATH, "$with_config_path")
2a59a681 590AS_AC_EXPAND(LXC_GLOBAL_CONF, "$with_global_conf")
070a4b8e
SH
591AS_AC_EXPAND(LXC_USERNIC_CONF, "$with_usernic_conf")
592AS_AC_EXPAND(LXC_USERNIC_DB, "$with_usernic_db")
0af99319 593AS_AC_EXPAND(LXC_DISTRO_SYSCONF, "$distrosysconf")
8aa4885c
SG
594AS_AC_EXPAND(LXCROOTFSMOUNT, "$with_rootfs_path")
595AS_AC_EXPAND(LXCTEMPLATEDIR, "$datadir/lxc/templates")
f2a95ee1 596AS_AC_EXPAND(LXCTEMPLATECONFIG, "$datadir/lxc/config")
906f8c4d 597AS_AC_EXPAND(LXCHOOKDIR, "$datadir/lxc/hooks")
16d08ae7 598AS_AC_EXPAND(LXCBINHOOKDIR, "$libexecdir/lxc/hooks")
8aa4885c 599AS_AC_EXPAND(LXCINITDIR, "$libexecdir")
5e1e7aaf 600AS_AC_EXPAND(LOGPATH, "$with_log_path")
061ba5d0 601AS_AC_EXPAND(RUNTIME_PATH, "$with_runtime_path")
1800f924 602AS_AC_EXPAND(APPARMOR_CACHE_DIR, "$with_apparmor_cache_dir")
6e16552d 603AC_SUBST(DEFAULT_CGROUP_PATTERN, ["$with_cgroup_pattern"])
881450bb 604
0080bebf
TA
605# We need the install path so criu knows where to reference the hook scripts.
606AC_DEFINE_UNQUOTED([DATADIR], "$DATADIR", ["Prefix for shared files."])
607
8aa4885c 608# Check for some standard kernel headers
910bb4fa 609AC_CHECK_HEADERS([linux/unistd.h linux/netlink.h linux/genetlink.h],
8aa4885c
SG
610 [],
611 AC_MSG_ERROR([Please install the Linux kernel headers.]),
612 [#include <sys/socket.h>])
35f549fe 613
a6168a17
SG
614# Check for alternate C libraries
615AC_MSG_CHECKING(for bionic libc)
616AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
8aa4885c 617 [[#ifndef __ANDROID__
a6168a17
SG
618error: Not bionic!
619#endif]])],
8aa4885c
SG
620 [is_bionic=yes],
621 [is_bionic=no])
a6168a17 622if test "x$is_bionic" = "xyes"; then
8aa4885c
SG
623 AC_DEFINE([IS_BIONIC], 1, [bionic libc])
624 AC_MSG_RESULT([yes])
a6168a17 625else
8aa4885c 626 AC_MSG_RESULT([no])
a6168a17
SG
627fi
628AM_CONDITIONAL([IS_BIONIC], [test "x$is_bionic" = "xyes"])
629
f7a8609f
CB
630# Configuration examples
631AC_ARG_ENABLE([pam],
f756a350 632 [AS_HELP_STRING([--enable-pam], [enable pam module [default=no]])],
b2963bf9 633 [enable_pam=$enableval], [enable_pam=no])
f7a8609f
CB
634AM_CONDITIONAL([ENABLE_PAM], [test "x$enable_pam" = "xyes"])
635
636AM_COND_IF([ENABLE_PAM],
637 [AC_ARG_WITH(
638 [pamdir],
639 [AS_HELP_STRING([--with-pamdir=PATH],[Specify the directory where PAM modules are stored,
640 or "none" if PAM modules are not to be built])],
d19c1aa6 641 [exec_pamdir=$withval],
f7a8609f
CB
642 [
643 if test "${prefix}" = "/usr"; then
d19c1aa6 644 exec_pamdir="/lib${libdir##*/lib}/security"
f7a8609f 645 else
d19c1aa6 646 exec_pamdir="\$(libdir)/security"
f7a8609f
CB
647 fi
648 ]
649 )])
7ac43d3d 650
d19c1aa6 651AM_CONDITIONAL([HAVE_PAM], [test x"$exec_pamdir" != "xnone"])
f7a8609f 652AM_COND_IF([ENABLE_PAM],
d19c1aa6 653 [if test "z$exec_pamdir" != "znone"; then
f7a8609f
CB
654 AC_ARG_VAR([PAM_CFLAGS], [C compiler flags for pam])
655 AC_ARG_VAR([PAM_LIBS], [linker flags for pam])
656 AC_CHECK_LIB(
657 [pam],
658 [pam_authenticate],
659 [PAM_LIBS="-lpam"],
660 [AC_MSG_ERROR([*** libpam not found.])
661 ])
662
663 AC_SUBST(PAM_LIBS)
d19c1aa6 664 AC_SUBST([exec_pamdir])
f7a8609f 665 fi])
7ac43d3d 666
656994bb
MH
667# Some systems lack PR_CAPBSET_DROP definition => HAVE_DECL_PR_CAPBSET_DROP
668AC_CHECK_DECLS([PR_CAPBSET_DROP], [], [], [#include <sys/prctl.h>])
669
955e2a02
CB
670# Some systems lack PR_{G,S}ET_NO_NEW_PRIVS definition => HAVE_DECL_PR_{G,S}ET_NO_NEW_PRIVS
671AC_CHECK_DECLS([PR_SET_NO_NEW_PRIVS], [], [], [#include <sys/prctl.h>])
672AC_CHECK_DECLS([PR_GET_NO_NEW_PRIVS], [], [], [#include <sys/prctl.h>])
673
e827ff7e 674# Check for some headers
44843972 675AC_CHECK_HEADERS([pty.h sys/memfd.h sys/personality.h sys/resource.h sys/signalfd.h sys/timerfd.h utmpx.h])
d029e1de
CB
676
677AC_CHECK_HEADER([ifaddrs.h],
678 AM_CONDITIONAL(HAVE_IFADDRS_H, true)
679 AC_DEFINE(HAVE_IFADDRS_H, 1, [Have ifaddrs.h]),
680 AM_CONDITIONAL(HAVE_IFADDRS_H, false))
ff218c25 681
543d2f83
CB
682AC_ARG_ENABLE([liburing],
683 [AS_HELP_STRING([--enable-liburing], [enable liburing support [default=auto]])],
684 [enable_liburing=$enableval], [enable_liburing=auto])
685
686if test "x$enable_liburing" = "auto"; then
687 AC_CHECK_LIB([uring],[__io_uring_sqring_wait],[enable_liburing=yes],[enable_liburing=no])
688fi
689
690AM_CONDITIONAL([ENABLE_LIBURING], [test "x$enable_liburing" = "xyes"])
691
692AM_COND_IF([ENABLE_LIBURING],
693 [AC_CHECK_HEADER([liburing.h],[],[AC_MSG_ERROR([You must install the liburing development package in order to compile lxc])])
694 # We use __io_uring_sqring_wait as an indicator whether liburing is new enough to support poll.
695 AC_CHECK_LIB([uring],[__io_uring_sqring_wait],[],[AC_MSG_ERROR([The liburing development package in order to compile lxc])])
696 AC_SUBST([LIBURING_LIBS], [-luring])])
697
af6824fc
ST
698# lookup major()/minor()/makedev()
699AC_HEADER_MAJOR
700
2d76d1d7 701# Check for some syscalls functions
ea0e384f 702AC_CHECK_FUNCS([setns pivot_root sethostname unshare rand_r confstr faccessat gettid memfd_create move_mount open_tree execveat clone3 fsopen fspick fsconfig fsmount openat2 close_range statvfs mount_setattr sigdescr_np])
b1abf15d 703AC_CHECK_TYPES([__aligned_u64], [], [], [[#include <linux/types.h>]])
031e0285 704AC_CHECK_TYPES([struct mount_attr], [], [], [[#include <linux/mount.h>]])
2b0c8106 705AC_CHECK_TYPES([struct open_how], [], [], [[#include <linux/openat2.h>]])
96086a6b
CB
706AC_CHECK_TYPES([struct clone_args], [], [], [[#include <linux/sched.h>]])
707AC_CHECK_MEMBERS([struct clone_args.set_tid],[],[],[[#include <linux/sched.h>]])
708AC_CHECK_MEMBERS([struct clone_args.cgroup],[],[],[[#include <linux/sched.h>]])
2d76d1d7 709
607e3fca
CB
710# Check for strerror_r() support. Defines:
711# - HAVE_STRERROR_R if available
712# - HAVE_DECL_STRERROR_R if defined
713# - STRERROR_R_CHAR_P if it returns char *
714AC_FUNC_STRERROR_R
715
e827ff7e 716# Check for some functions
babbea4b 717AC_CHECK_LIB(pthread, main)
740ee8c7 718AC_CHECK_LIB(util, openpty)
35eb5cdc 719AC_CHECK_FUNCS([hasmntopt setmntent endmntent utmpxname])
477e62b6
CB
720AC_CHECK_FUNCS([getgrgid_r],
721 AM_CONDITIONAL(HAVE_GETGRGID_R, true)
722 AC_DEFINE(HAVE_GETGRGID_R,1,[Have getgrgid_r]),
723 AM_CONDITIONAL(HAVE_GETGRGID_R, false))
1ba0013f
SG
724AC_CHECK_FUNCS([getline],
725 AM_CONDITIONAL(HAVE_GETLINE, true)
726 AC_DEFINE(HAVE_GETLINE,1,[Have getline]),
727 AM_CONDITIONAL(HAVE_GETLINE, false))
9dbcd668
SG
728AC_CHECK_FUNCS([getsubopt],
729 AM_CONDITIONAL(HAVE_GETSUBOPT, true)
730 AC_DEFINE(HAVE_GETSUBOPT,1,[Have getsubopt]),
731 AM_CONDITIONAL(HAVE_GETSUBOPT, false))
1ba0013f
SG
732AC_CHECK_FUNCS([fgetln],
733 AM_CONDITIONAL(HAVE_FGETLN, true)
734 AC_DEFINE(HAVE_FGETLN,1,[Have fgetln]),
735 AM_CONDITIONAL(HAVE_FGETLN, false))
b25291da
CB
736AC_CHECK_FUNCS([keyctl],
737 AM_CONDITIONAL(HAVE_KEYCTL, true)
738 AC_DEFINE(HAVE_KEYCTL,1,[Have keyctl]),
739 AM_CONDITIONAL(HAVE_KEYCTL, false))
35eb5cdc
CB
740AC_CHECK_FUNCS([openpty],
741 AM_CONDITIONAL(HAVE_OPENPTY, true)
742 AC_DEFINE(HAVE_OPENPTY,1,[Have openpty]),
743 AM_CONDITIONAL(HAVE_OPENPTY, false))
a04f5407
CB
744AC_CHECK_FUNCS([prlimit],
745 AM_CONDITIONAL(HAVE_PRLIMIT, true)
746 AC_DEFINE(HAVE_PRLIMIT,1,[Have prlimit]),
747 AM_CONDITIONAL(HAVE_PRLIMIT, false))
f48b5fd8
FF
748AC_CHECK_FUNCS([prlimit64],
749 AM_CONDITIONAL(HAVE_PRLIMIT64, true)
750 AC_DEFINE(HAVE_PRLIMIT64,1,[Have prlimit64]),
751 AM_CONDITIONAL(HAVE_PRLIMIT64, false))
477e62b6
CB
752AC_CHECK_FUNCS([pthread_setcancelstate],
753 AM_CONDITIONAL(HAVE_PTHREAD_SETCANCELSTATE, true)
754 AC_DEFINE(HAVE_PTHREAD_SETCANCELSTATE,1,[Have pthread_setcancelstate]),
755 AM_CONDITIONAL(HAVE_PTHREAD_SETCANCELSTATE, false))
91c272a5
CB
756AC_CHECK_FUNCS([strlcpy],
757 AM_CONDITIONAL(HAVE_STRLCPY, true)
758 AC_DEFINE(HAVE_STRLCPY,1,[Have strlcpy]),
759 AM_CONDITIONAL(HAVE_STRLCPY, false))
9a5e7ac4
CB
760AC_CHECK_FUNCS([strlcat],
761 AM_CONDITIONAL(HAVE_STRLCAT, true)
762 AC_DEFINE(HAVE_STRLCAT,1,[Have strlcat]),
763 AM_CONDITIONAL(HAVE_STRLCAT, false))
7e4ea7bf
CB
764AC_CHECK_FUNCS([strchrnul],
765 AM_CONDITIONAL(HAVE_STRCHRNUL, true)
766 AC_DEFINE(HAVE_STRCHRNUL,1,[Have strchnul]),
767 AM_CONDITIONAL(HAVE_STRCHRNUL, false))
7fa90630
CB
768AC_CHECK_FUNCS([fmemopen],
769 AM_CONDITIONAL(HAVE_FMEMOPEN, true)
770 AC_DEFINE(HAVE_FMEMOPEN,1,[Have fmemopen]),
771 AM_CONDITIONAL(HAVE_FMEMOPEN, false))
1ba0013f 772
da5efb6f
CB
773# HAVE_STRUCT_RTNL_LINK_STATS64={0,1}
774AC_CHECK_TYPES([struct rtnl_link_stats64], [], [], [[#include <linux/if_link.h>]])
775
c9a84173 776# Check for some libraries
a81c46e9 777AX_PTHREAD
336d5469 778AC_SEARCH_LIBS(clock_gettime, [rt])
c9a84173 779
fb3b3ef4 780# Hardening flags
b59bc011
CB
781CC_CHECK_FLAGS_APPEND([AM_CFLAGS],[CFLAGS],[ \
782 -fPIE \
783 -Wvla \
784 -std=gnu11 \
785 -fms-extensions \
786 -fdiagnostics-color \
787 -Wimplicit-fallthrough=5 \
788 -Wcast-align \
789 -Wstrict-prototypes \
790 -fno-strict-aliasing \
791 -fstack-clash-protection \
792 -fstack-protector-strong \
793 --param=ssp-buffer-size=4 \
794 -g \
795 --mcet -fcf-protection \
796 -Werror=implicit-function-declaration \
797 -Wlogical-op \
798 -Wmissing-include-dirs \
799 -Wold-style-definition \
800 -Winit-self \
801 -Wunused-but-set-variable \
802 -Wfloat-equal \
803 -Wsuggest-attribute=noreturn \
804 -Werror=return-type \
805 -Werror=incompatible-pointer-types \
806 -Wformat=2 \
807 -Wshadow \
808 -Wendif-labels \
809 -Werror=overflow \
810 -fdiagnostics-show-option \
811 -Werror=shift-count-overflow \
812 -Werror=shift-overflow=2 \
813 -Wdate-time \
814 -Wnested-externs \
815 -fasynchronous-unwind-tables \
816 -pipe \
817 -fexceptions \
818 -Warray-bounds \
819 -Wrestrict \
820 -Wreturn-local-addr \
b59bc011
CB
821 -fsanitize=cfi \
822 -Wstringop-overflow])
823AC_SUBST(AM_CFLAGS)
824
825CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[ \
826 -Wl,--as-needed \
b59bc011
CB
827 -Wl,--gc-sections \
828 -Wl,-z,relro \
829 -Wl,-z,now \
830 -pie \
831 -Wl,-fuse-ld=gold])
792a48b1
EV
832
833AM_COND_IF([ENABLE_NO_UNDEFINED],
834 [CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[-Wl,--no-undefined])])
835
b59bc011 836AC_SUBST(AM_LDFLAGS)
e6fe24e1 837
96086a6b 838CFLAGS="$CFLAGS -Wvla -std=gnu11 -fms-extensions"
81a56e80 839if test "x$enable_werror" = "xyes"; then
218e8144 840 CFLAGS="$CFLAGS -Werror"
5e97c3fc 841fi
842
81c76cff 843AC_ARG_ENABLE([thread-safety],
f756a350 844 [AS_HELP_STRING([--enable-thread-safety], [enforce thread-safety otherwise fail the build [default=yes]])],
b2963bf9 845 [enable_thread_safety=$enableval], [enable_thread_safety=yes])
81c76cff 846AM_CONDITIONAL([ENFORCE_THREAD_SAFETY], [test "x$enable_thread_safety" = "xyes"])
538337ee
CB
847if test "x$enable_thread_safety" = "xyes"; then
848 AC_DEFINE([ENFORCE_THREAD_SAFETY], 1, [enforce thread-safety otherwise fail the build])
849 AC_MSG_RESULT([yes])
850else
851 AC_MSG_RESULT([no])
852fi
81c76cff 853
64a2547c 854AC_ARG_ENABLE([coverity-build],
538337ee
CB
855 [AS_HELP_STRING([--enable-coverity-build], [build for use with Coverity [default=no]])],
856 [enable_coverity_build=$enableval], [enable_coverity_build=no])
64a2547c 857AM_CONDITIONAL([ENABLE_COVERITY_BUILD], [test "x$enable_coverity_build" = "xyes"])
538337ee
CB
858if test "x$enable_coverity_build" = "xyes"; then
859 AC_DEFINE([ENABLE_COVERITY_BUILD], 1, [build for use with Coverity])
860 AC_MSG_RESULT([yes])
861else
862 AC_MSG_RESULT([no])
863fi
64a2547c 864
5c7bfc02 865AC_ARG_ENABLE([dlog],
f756a350 866 [AS_HELP_STRING([--enable-dlog], [enable dlog support [default=no]])],
b2963bf9 867 [enable_dlog=$enableval], [enable_dlog=no])
5c7bfc02 868AM_CONDITIONAL([ENABLE_DLOG], [test "x$enable_dlog" = "xyes"])
869
870AM_COND_IF([ENABLE_DLOG],
871 [PKG_CHECK_MODULES([DLOG],[dlog],[],[
872 AC_CHECK_HEADER([dlog.h],[],[AC_MSG_ERROR([You must install the dlog development package in order to compile lxc])])
873 AC_CHECK_LIB([dlog], [dlog_print],[],[AC_MSG_ERROR([You must install the dlog development package in order to compile lxc])])
874 AC_SUBST([DLOG_LIBS], [-ldlog])
875 ])
876 ])
877
6400238d 878AC_ARG_ENABLE([memfd-rexec],
f756a350 879 [AS_HELP_STRING([--enable-memfd-rexec], [enforce liblxc as a memfd to protect against certain symlink attacks [default=yes]])],
b2963bf9 880 [enable_memfd_rexec=$enableval], [enable_memfd_rexec=yes])
6400238d
CB
881AM_CONDITIONAL([ENFORCE_MEMFD_REXEC], [test "x$enable_memfd_rexec" = "xyes"])
882if test "x$enable_memfd_rexec" = "xyes"; then
883 AC_DEFINE([ENFORCE_MEMFD_REXEC], 1, [Rexec liblxc as memfd])
884 AC_MSG_RESULT([yes])
885else
886 AC_MSG_RESULT([no])
887fi
888
8aa4885c 889# Files requiring some variable expansion
5e97c3fc 890AC_CONFIG_FILES([
288063bd 891 Makefile
b6345ba1 892 lxc.pc
5e97c3fc 893 lxc.spec
f2a95ee1 894
fef909cf
CB
895 coccinelle/Makefile
896
288063bd 897 config/Makefile
8da250da 898 config/apparmor/Makefile
b19c5d12 899 config/apparmor/abstractions/start-container
719fae07 900 config/selinux/Makefile
0306de4f 901 config/bash/Makefile
25d1b3fb 902 config/bash/_lxc
dc068290 903 config/init/Makefile
0af99319
MW
904 config/init/common/Makefile
905 config/init/common/lxc-containers
906 config/init/common/lxc-net
dc068290 907 config/init/systemd/Makefile
015f0dd7 908 config/init/systemd/lxc.service
de2b7e65 909 config/init/systemd/lxc@.service
65b27d84 910 config/init/systemd/lxc-net.service
b6278254 911 config/init/systemd/lxc-monitord.service
0af99319
MW
912 config/init/sysvinit/Makefile
913 config/init/sysvinit/lxc-containers
914 config/init/sysvinit/lxc-net
a8c71063 915 config/init/upstart/lxc.conf
0af99319 916 config/init/upstart/lxc-net.conf
dc068290 917 config/init/upstart/Makefile
f2a95ee1
SG
918 config/etc/Makefile
919 config/templates/Makefile
5b99af00 920 config/templates/common.conf
4662c6de 921 config/templates/common.conf.d/Makefile
108b88ce 922 config/templates/nesting.conf
1689c7cf 923 config/templates/oci.common.conf
5b99af00 924 config/templates/userns.conf
7ceebfd1 925 config/yum/Makefile
0af99319
MW
926 config/sysconfig/Makefile
927 config/sysconfig/lxc
d823d5b9 928
288063bd 929 doc/Makefile
953e611c 930 doc/api/Makefile
4019712d 931 doc/lxc-attach.sgml
a6adab20 932 doc/lxc-autostart.sgml
4019712d
SG
933 doc/lxc-cgroup.sgml
934 doc/lxc-checkconfig.sgml
735f2c6e 935 doc/lxc-checkpoint.sgml
ff5e2751 936 doc/lxc-config.sgml
4019712d 937 doc/lxc-console.sgml
2b47bac3 938 doc/lxc-copy.sgml
d823d5b9 939 doc/lxc-create.sgml
940 doc/lxc-destroy.sgml
4019712d 941 doc/lxc-device.sgml
d823d5b9 942 doc/lxc-execute.sgml
d823d5b9 943 doc/lxc-freeze.sgml
4019712d 944 doc/lxc-info.sgml
d823d5b9 945 doc/lxc-ls.sgml
4019712d 946 doc/lxc-monitor.sgml
813a4837 947 doc/lxc-snapshot.sgml
4019712d
SG
948 doc/lxc-start.sgml
949 doc/lxc-stop.sgml
f080ffd7 950 doc/lxc-top.sgml
4019712d
SG
951 doc/lxc-unfreeze.sgml
952 doc/lxc-unshare.sgml
0a29a3ef 953 doc/lxc-update-config.sgml
df3415e0 954 doc/lxc-user-nic.sgml
adade80c 955 doc/lxc-usernsexec.sgml
4019712d
SG
956 doc/lxc-wait.sgml
957
a98ad25d
VHRA
958 doc/pam_cgfs.sgml
959
8a67a2b2 960 doc/lxc.conf.sgml
55fc19a1
SG
961 doc/lxc.container.conf.sgml
962 doc/lxc.system.conf.sgml
df3415e0 963 doc/lxc-usernet.sgml
8b8b04f8 964 doc/lxc.sgml
10fba81b 965 doc/common_options.sgml
99e4008c 966 doc/see_also.sgml
d823d5b9 967
baf6671f
DL
968 doc/rootfs/Makefile
969
0f71d073
DL
970 doc/examples/Makefile
971 doc/examples/lxc-macvlan.conf
26c39028 972 doc/examples/lxc-vlan.conf
0f71d073
DL
973 doc/examples/lxc-no-netns.conf
974 doc/examples/lxc-empty-netns.conf
975 doc/examples/lxc-phys.conf
976 doc/examples/lxc-veth.conf
c553a9c2 977 doc/examples/lxc-complex.conf
0f71d073 978
57da8c32 979 doc/ja/Makefile
57da8c32 980 doc/ja/lxc-attach.sgml
28f2ab26 981 doc/ja/lxc-autostart.sgml
57da8c32
KY
982 doc/ja/lxc-cgroup.sgml
983 doc/ja/lxc-checkconfig.sgml
b0e26ca7 984 doc/ja/lxc-checkpoint.sgml
3220eceb 985 doc/ja/lxc-config.sgml
57da8c32 986 doc/ja/lxc-console.sgml
842948e4 987 doc/ja/lxc-copy.sgml
57da8c32
KY
988 doc/ja/lxc-create.sgml
989 doc/ja/lxc-destroy.sgml
990 doc/ja/lxc-device.sgml
991 doc/ja/lxc-execute.sgml
992 doc/ja/lxc-freeze.sgml
993 doc/ja/lxc-info.sgml
57da8c32
KY
994 doc/ja/lxc-ls.sgml
995 doc/ja/lxc-monitor.sgml
ebe0aeb1 996 doc/ja/lxc-snapshot.sgml
57da8c32
KY
997 doc/ja/lxc-start.sgml
998 doc/ja/lxc-stop.sgml
999 doc/ja/lxc-top.sgml
1000 doc/ja/lxc-unfreeze.sgml
1001 doc/ja/lxc-unshare.sgml
607a8de5 1002 doc/ja/lxc-update-config.sgml
07ece600 1003 doc/ja/lxc-user-nic.sgml
755d8d03 1004 doc/ja/lxc-usernsexec.sgml
57da8c32
KY
1005 doc/ja/lxc-wait.sgml
1006
6da6d73e
KY
1007 doc/ja/pam_cgfs.sgml
1008
57da8c32 1009 doc/ja/lxc.conf.sgml
fb261f53
KY
1010 doc/ja/lxc.container.conf.sgml
1011 doc/ja/lxc.system.conf.sgml
07ece600 1012 doc/ja/lxc-usernet.sgml
57da8c32
KY
1013 doc/ja/lxc.sgml
1014 doc/ja/common_options.sgml
1015 doc/ja/see_also.sgml
1016
2b371b26 1017 doc/ko/Makefile
2b371b26
SY
1018 doc/ko/lxc-attach.sgml
1019 doc/ko/lxc-autostart.sgml
1020 doc/ko/lxc-cgroup.sgml
1021 doc/ko/lxc-checkconfig.sgml
1022 doc/ko/lxc-checkpoint.sgml
2b371b26
SY
1023 doc/ko/lxc-config.sgml
1024 doc/ko/lxc-console.sgml
b035f792 1025 doc/ko/lxc-copy.sgml
2b371b26
SY
1026 doc/ko/lxc-create.sgml
1027 doc/ko/lxc-destroy.sgml
1028 doc/ko/lxc-device.sgml
1029 doc/ko/lxc-execute.sgml
1030 doc/ko/lxc-freeze.sgml
1031 doc/ko/lxc-info.sgml
1032 doc/ko/lxc-ls.sgml
1033 doc/ko/lxc-monitor.sgml
1034 doc/ko/lxc-snapshot.sgml
2b371b26
SY
1035 doc/ko/lxc-start.sgml
1036 doc/ko/lxc-stop.sgml
1037 doc/ko/lxc-top.sgml
1038 doc/ko/lxc-unfreeze.sgml
1039 doc/ko/lxc-unshare.sgml
1040 doc/ko/lxc-user-nic.sgml
1041 doc/ko/lxc-usernsexec.sgml
1042 doc/ko/lxc-wait.sgml
1043
1044 doc/ko/lxc.conf.sgml
1045 doc/ko/lxc.container.conf.sgml
1046 doc/ko/lxc.system.conf.sgml
1047 doc/ko/lxc-usernet.sgml
1048 doc/ko/lxc.sgml
1049 doc/ko/common_options.sgml
1050 doc/ko/see_also.sgml
1051
906f8c4d 1052 hooks/Makefile
84bf5645 1053 hooks/dhclient
906f8c4d 1054
c01d62f2 1055 templates/Makefile
f8d0243a 1056 templates/lxc-busybox
71d3a659 1057 templates/lxc-download
35444f38 1058 templates/lxc-local
0ef43a5c 1059 templates/lxc-oci
c9844b87 1060
288063bd 1061 src/Makefile
5e97c3fc 1062 src/lxc/Makefile
2a59a681 1063 src/lxc/lxc.functions
48b1dc4c 1064 src/lxc/cmd/lxc-checkconfig
6a342cab 1065 src/lxc/cmd/lxc-update-config
a22185dd 1066 src/lxc/version.h
be2e4e54 1067
72d0e1cb 1068 src/tests/Makefile
8cb8e496 1069 src/tests/lxc-test-usernic
5e97c3fc 1070])
1071AC_CONFIG_COMMANDS([default],[[]],[[]])
1072AC_OUTPUT
f91d5e4e
SG
1073
1074# Configuration overview
1075cat << EOF
1076
1077----------------------------
8d060937
CB
1078Binaries
1079 - Command Line Tools:
1080 - lxc-attach: $enable_tools
1081 - lxc-autostart: $enable_tools
1082 - lxc-cgroup: $enable_tools
1083 - lxc-checkpoint: $enable_tools
1084 - lxc-config: $enable_tools
1085 - lxc-console: $enable_tools
1086 - lxc-copy: $enable_tools
1087 - lxc-create: $enable_tools
1088 - lxc-destroy: $enable_tools
1089 - lxc-device: $enable_tools
1090 - lxc-execute: $enable_tools
1091 - lxc-freeze: $enable_tools
1092 - lxc-info: $enable_tools
1093 - lxc-ls: $enable_tools
1094 - lxc-monitor: $enable_tools
1095 - lxc-snapshot: $enable_tools
1096 - lxc-start: $enable_tools
1097 - lxc-stop: $enable_tools
1098 - lxc-top: $enable_tools
1099 - lxc-unfreeze: $enable_tools
1100 - lxc-unshare: $enable_tools
1101 - lxc-wait: $enable_tools
1102
1103 - liblxc Commands:
1104 - lxc-checkconfig: $enable_commands
1105 - lxc-update-config: $enable_commands
1106 - lxc-init: $enable_commands
1107 - lxc-monitord: $enable_commands
1108 - lxc-user-nic: $enable_commands
1109 - lxc-usernsexec: $enable_commands
1110
014a65ef
CB
1111 - static binaries: $enable_static_binaries
1112
f91d5e4e
SG
1113Environment:
1114 - compiler: $CC
b59bc011
CB
1115 - cflags: ${AM_CFLAGS} ${PTHREAD_CFLAGS}
1116 - ldflags: ${AM_LDFLAGS} ${PTHREAD_LIBS}
f91d5e4e 1117 - distribution: $with_distro
89f79f6b 1118 - init script type(s): $init_script
f91d5e4e 1119 - rpath: $enable_rpath
fa2bb6ba 1120 - OpenSSL: $enable_openssl
0306de4f 1121 - Bash integration: $enable_bash
f91d5e4e
SG
1122
1123Security features:
1124 - Apparmor: $enable_apparmor
1125 - Linux capabilities: $enable_capabilities
1126 - seccomp: $enable_seccomp
1127 - SELinux: $enable_selinux
6400238d 1128 - memfd rexec: $enable_memfd_rexec
f91d5e4e 1129
7ac43d3d 1130PAM:
f7a8609f 1131 - PAM module: $enable_pam
d19c1aa6 1132 - cgroup PAM module: $exec_pamdir
7ac43d3d 1133
f91d5e4e
SG
1134Documentation:
1135 - examples: $enable_examples
1136 - API documentation: $enable_api_docs
1137 - user documentation: $enable_doc
1138
1139Debugging:
5f404236 1140 - Sanitizers: $enable_sanitizers
538337ee 1141 - Coverity: $enable_coverity_build
f91d5e4e 1142 - mutex debugging: $enable_mutex_debugging
538337ee 1143 - tests: $enable_tests
38718ccc 1144 - fuzzers: $enable_fuzzers
f91d5e4e
SG
1145
1146Paths:
1147 - Logs in configpath: $enable_configpath_log
81c76cff
CB
1148
1149Thread-safety:
1150 - enforce: $enable_thread_safety
5c7bfc02 1151
1152Dlog:
1153 - enable: $enable_dlog
f91d5e4e 1154EOF