chiark / gitweb /
build-sys: autodetect and use pkg-config for libselinux
[elogind.git] / configure.ac
1 #  This file is part of systemd.
2 #
3 #  Copyright 2010 Lennart Poettering
4 #
5 #  systemd is free software; you can redistribute it and/or modify it
6 #  under the terms of the GNU General Public License as published by
7 #  the Free Software Foundation; either version 2 of the License, or
8 #  (at your option) any later version.
9 #
10 #  systemd is distributed in the hope that it will be useful, but
11 #  WITHOUT ANY WARRANTY; without even the implied warranty of
12 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 #  General Public License for more details.
14 #
15 #  You should have received a copy of the GNU General Public License
16 #  along with systemd; If not, see <http://www.gnu.org/licenses/>.
17
18 AC_PREREQ(2.63)
19
20 AC_INIT([systemd],[17],[systemd-devel@lists.freedesktop.org])
21 AC_CONFIG_SRCDIR([src/main.c])
22 AC_CONFIG_MACRO_DIR([m4])
23 AC_CONFIG_HEADERS([config.h])
24
25 AM_INIT_AUTOMAKE([foreign 1.11 -Wall -Wno-portability silent-rules tar-pax subdir-objects dist-bzip2])
26
27 AC_SUBST(PACKAGE_URL, [http://www.freedesktop.org/wiki/Software/systemd])
28
29 AC_CANONICAL_HOST
30 AC_DEFINE_UNQUOTED([CANONICAL_HOST], "$host", [Canonical host string.])
31
32 AM_SILENT_RULES([yes])
33
34 AC_CHECK_PROG([STOW], [stow], [yes], [no])
35
36 AS_IF([test "x$STOW" = "xyes" && test -d /usr/local/stow], [
37         AC_MSG_NOTICE([*** Found /usr/local/stow: default install prefix set to /usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION} ***])
38         ac_default_prefix="/usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION}"
39 ])
40
41 AC_PROG_MKDIR_P
42 AC_PROG_LN_S
43 AC_PROG_SED
44
45 AC_PROG_CC
46 AC_PROG_CC_C99
47 AM_PROG_CC_C_O
48 AC_PROG_GCC_TRADITIONAL
49 AC_USE_SYSTEM_EXTENSIONS
50
51 AC_CHECK_TOOL(OBJCOPY, objcopy)
52 AC_CHECK_TOOL(STRINGS, strings)
53
54 CC_CHECK_CFLAGS_APPEND([ \
55         -pipe \
56         -Wall \
57         -W \
58         -Wextra \
59         -Wno-inline \
60         -Wvla \
61         -Wundef \
62         -Wformat=2 \
63         -Wlogical-op \
64         -Wsign-compare \
65         -Wformat-security \
66         -Wmissing-include-dirs \
67         -Wformat-nonliteral \
68         -Wold-style-definition \
69         -Wpointer-arith \
70         -Winit-self \
71         -Wdeclaration-after-statement \
72         -Wfloat-equal \
73         -Wmissing-prototypes \
74         -Wstrict-prototypes \
75         -Wredundant-decls \
76         -Wmissing-declarations \
77         -Wmissing-noreturn \
78         -Wshadow \
79         -Wendif-labels \
80         -Wcast-align \
81         -Wstrict-aliasing=2 \
82         -Wwrite-strings \
83         -Wno-long-long \
84         -Wno-overlength-strings \
85         -Wno-unused-parameter \
86         -Wno-missing-field-initializers \
87         -Wno-unused-result \
88         -Wp,-D_FORTIFY_SOURCE=2 \
89         -ffast-math \
90         -fno-common \
91         -fdiagnostics-show-option \
92         -fno-strict-aliasing \
93         -fvisibility=hidden \
94         -ffunction-sections \
95         -fdata-sections \
96         -Wl,--as-needed \
97         -Wl,--gc-sections])
98
99 LT_PREREQ(2.2)
100 LT_INIT
101
102 AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
103 AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([*** Dynamic linking loader library not found])])
104 AC_SEARCH_LIBS([cap_init], [cap], [], [AC_MSG_ERROR([*** POSIX caps library not found])])
105 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
106
107 # This makes sure pkg.m4 is available.
108 m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
109
110 PKG_CHECK_MODULES(UDEV, [ libudev >= 160 ])
111 AC_SUBST(UDEV_CFLAGS)
112 AC_SUBST(UDEV_LIBS)
113
114 PKG_CHECK_MODULES(DBUS, [ dbus-1 >= 1.3.2 ])
115 AC_SUBST(DBUS_CFLAGS)
116 AC_SUBST(DBUS_LIBS)
117
118 PKG_CHECK_MODULES(SELINUX, libselinux,
119         have_selinux=yes,
120         have_selinux=no)
121 if test "x$have_selinux" = "xyes" ; then
122         AC_DEFINE(HAVE_SELINUX, [], [Define if SELINUX is available])
123 fi
124 AM_CONDITIONAL(HAVE_SELINUX, test x$have_selinux = xyes)
125 AC_SUBST(SELINUX_CFLAGS)
126 AC_SUBST(SELINUX_LIBS)
127
128 AC_ARG_ENABLE([tcpwrap],
129         AS_HELP_STRING([--disable-tcpwrap],[Disable optional TCP wrappers support]),
130                 [case "${enableval}" in
131                         yes) have_tcpwrap=yes ;;
132                         no) have_tcpwrap=no ;;
133                         *) AC_MSG_ERROR(bad value ${enableval} for --disable-tcpwrap) ;;
134                 esac],
135                 [have_tcpwrap=auto])
136
137 if test "x${have_tcpwrap}" != xno ; then
138         ACX_LIBWRAP
139         if test "x${LIBWRAP_LIBS}" = x ; then
140                 if test "x$have_tcpwrap" = xyes ; then
141                         AC_MSG_ERROR([*** TCP wrappers support not found.])
142                 fi
143                 have_tcpwrap=no
144         else
145                 have_tcpwrap=yes
146         fi
147 else
148         LIBWRAP_LIBS=
149 fi
150 AC_SUBST(LIBWRAP_LIBS)
151
152 AC_ARG_ENABLE([pam],
153         AS_HELP_STRING([--disable-pam],[Disable optional PAM support]),
154                 [case "${enableval}" in
155                         yes) have_pam=yes ;;
156                         no) have_pam=no ;;
157                         *) AC_MSG_ERROR(bad value ${enableval} for --disable-pam) ;;
158                 esac],
159                 [have_pam=auto])
160
161 if test "x${have_pam}" != xno ; then
162         AC_CHECK_HEADERS(
163                 [security/pam_modules.h security/pam_modutil.h security/pam_ext.h],
164                 [have_pam=yes],
165                 [if test "x$have_pam" = xyes ; then
166                         AC_MSG_ERROR([*** PAM headers not found.])
167                 fi])
168
169         AC_CHECK_LIB(
170                 [pam],
171                 [pam_syslog],
172                 [have_pam=yes],
173                 [if test "x$have_pam" = xyes ; then
174                         AC_MSG_ERROR([*** libpam not found.])
175                 fi])
176
177         if test "x$have_pam" = xyes ; then
178                 PAM_LIBS="-lpam -lpam_misc"
179                 AC_DEFINE(HAVE_PAM, 1, [PAM available])
180         else
181                 have_pam=no
182         fi
183 else
184         PAM_LIBS=
185 fi
186 AC_SUBST(PAM_LIBS)
187 AM_CONDITIONAL([HAVE_PAM], [test "x$have_pam" != xno])
188
189 AC_ARG_ENABLE([audit],
190         AS_HELP_STRING([--disable-audit],[Disable optional AUDIT support]),
191                 [case "${enableval}" in
192                         yes) have_audit=yes ;;
193                         no) have_audit=no ;;
194                         *) AC_MSG_ERROR(bad value ${enableval} for --disable-audit) ;;
195                 esac],
196                 [have_audit=auto])
197
198 if test "x${have_audit}" != xno ; then
199         AC_CHECK_HEADERS(
200                 [libaudit.h],
201                 [have_audit=yes],
202                 [if test "x$have_audit" = xyes ; then
203                         AC_MSG_ERROR([*** AUDIT headers not found.])
204                 fi])
205
206         AC_CHECK_LIB(
207                 [audit],
208                 [audit_open],
209                 [have_audit=yes],
210                 [if test "x$have_audit" = xyes ; then
211                         AC_MSG_ERROR([*** libaudit not found.])
212                 fi])
213
214         if test "x$have_audit" = xyes ; then
215                 AUDIT_LIBS="-laudit"
216                 AC_DEFINE(HAVE_AUDIT, 1, [AUDIT available])
217         else
218                 have_audit=no
219         fi
220 else
221         AUDIT_LIBS=
222 fi
223 AC_SUBST(AUDIT_LIBS)
224
225 have_libcryptsetup=no
226 AC_ARG_ENABLE(libcryptsetup, AS_HELP_STRING([--disable-libcryptsetup], [disable libcryptsetup tools]))
227 if test "x$enable_libcryptsetup" != "xno"; then
228         PKG_CHECK_MODULES(LIBCRYPTSETUP, [ libcryptsetup ],
229                 [AC_DEFINE(HAVE_LIBCRYPTSETUP, 1, [Define if libcryptsetup is available]) have_libcryptsetup=yes], have_libcryptsetup=no)
230         AC_SUBST(LIBCRYPTSETUP_CFLAGS)
231         AC_SUBST(LIBCRYPTSETUP_LIBS)
232         if test "x$have_libcryptsetup" = xno -a "x$enable_libcryptsetup" = xyes; then
233              AC_MSG_ERROR([*** libcryptsetup support requested but libraries not found])
234         fi
235 fi
236 AM_CONDITIONAL(HAVE_LIBCRYPTSETUP, [test "$have_libcryptsetup" = "yes"])
237
238 have_gtk=no
239 AC_ARG_ENABLE(gtk, AS_HELP_STRING([--disable-gtk], [disable GTK tools]))
240 if test "x$enable_gtk" != "xno"; then
241         PKG_CHECK_MODULES(GTK, [ gtk+-2.0 glib-2.0 > 2.26 gio-unix-2.0 ],
242                 [AC_DEFINE(HAVE_GTK, 1, [Define if GTK is available]) have_gtk=yes], have_gtk=no)
243         AC_SUBST(GTK_CFLAGS)
244         AC_SUBST(GTK_LIBS)
245         if test "x$have_gtk" = xno -a "x$enable_gtk" = xyes; then
246                 AC_MSG_ERROR([*** gtk support requested but libraries not found])
247         fi
248 fi
249 AM_CONDITIONAL(HAVE_GTK, [test "$have_gtk" = "yes"])
250
251 if test "$have_gtk" = "yes"; then
252         PKG_CHECK_MODULES(LIBNOTIFY, [ libnotify ])
253         PKG_CHECK_EXISTS([ libnotify >= 0.7.0 ], [ libnotify07=yes ])
254
255         AC_SUBST(LIBNOTIFY_CFLAGS)
256         AC_SUBST(LIBNOTIFY_LIBS)
257 fi
258 AM_CONDITIONAL(LIBNOTIFY07, [ test "$libnotify07" = "yes" ])
259
260 AM_PROG_VALAC([0.10])
261 AC_SUBST(VAPIDIR)
262 AM_CONDITIONAL(HAVE_VALAC, test x"$VALAC" != x)
263
264 AC_PATH_PROG([XSLTPROC], [xsltproc])
265 AM_CONDITIONAL(HAVE_XSLTPROC, test x"$XSLTPROC" != x)
266
267 AC_PATH_PROG([M4], [m4])
268
269 AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO],[Specify the distribution to target: One of fedora, suse, debian, ubuntu, arch, gentoo, slackware or other]))
270 if test "z$with_distro" = "z"; then
271         if test "$cross_compiling" = yes; then
272                 AC_MSG_WARN([Target distribution cannot be reliably detected when cross-compiling. You should specify it with --with-distro (see $0 --help for recognized distros)])
273         else
274                 AC_CHECK_FILE(/etc/redhat-release,with_distro="fedora")
275                 AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
276                 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
277                 if test "x`lsb_release -is 2>/dev/null`" = "xUbuntu"; then
278                         with_distro="ubuntu"
279                 fi
280                 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
281                 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
282                 AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
283                 AC_CHECK_FILE(/etc/frugalware-release,with_distro="frugalware")
284         fi
285         if test "z$with_distro" = "z"; then
286                 with_distro=`uname -s`
287         fi
288 fi
289 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]' `
290 AC_DEFINE_UNQUOTED(DISTRIBUTION, ["${with_distro}"], [Target Distribution])
291
292 # Default generic names
293 SPECIAL_SYSLOG_SERVICE=syslog.service
294
295 # Location of the init scripts as mandated by LSB
296 SYSTEM_SYSVINIT_PATH=/etc/init.d
297
298 M4_DISTRO_FLAG=
299
300 case $with_distro in
301         fedora)
302                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
303                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
304
305                 # A little background why we define this special unit
306                 # names here in configure.ac: SysV services currently
307                 # cannot have aliases. As long as syslog is started
308                 # via a SysV init script we hence define this name to
309                 # the actual SysV name here. Later on when SysV init
310                 # scripts are not used anymore it is advisable to use
311                 # the generic name instead and use symlinks in the
312                 # unit directories to point to the right native unit
313                 # file.
314
315                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
316                 AC_DEFINE(TARGET_FEDORA, [], [Target is Fedora/RHEL])
317                 M4_DISTRO_FLAG=-DTARGET_FEDORA=1
318                 ;;
319         suse)
320                 SYSTEM_SYSVRCND_PATH=/etc/init.d
321                 AC_DEFINE(TARGET_SUSE, [], [Target is openSUSE/SLE])
322                 M4_DISTRO_FLAG=-DTARGET_SUSE=1
323                 ;;
324         debian)
325                 SYSTEM_SYSVRCND_PATH=/etc
326                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
327                 AC_DEFINE(TARGET_DEBIAN, [], [Target is Debian])
328                 M4_DISTRO_FLAG=-DTARGET_DEBIAN=1
329                 ;;
330         ubuntu)
331                 SYSTEM_SYSVRCND_PATH=/etc
332                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
333                 AC_DEFINE(TARGET_UBUNTU, [], [Target is Ubuntu])
334                 M4_DISTRO_FLAG=-DTARGET_UBUNTU=1
335                 ;;
336         arch)
337                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
338                 SYSTEM_SYSVRCND_PATH=/etc
339                 SPECIAL_SYSLOG_SERVICE=syslog-ng.service
340                 AC_DEFINE(TARGET_ARCH, [], [Target is ArchLinux])
341                 M4_DISTRO_FLAG=-DTARGET_ARCH=1
342                 ;;
343         gentoo)
344                 SYSTEM_SYSVINIT_PATH=
345                 SYSTEM_SYSVRCND_PATH=
346                 SPECIAL_SYSLOG_SERVICE=syslog-ng.service
347                 AC_DEFINE(TARGET_GENTOO, [], [Target is Gentoo])
348                 M4_DISTRO_FLAG=-DTARGET_GENTOO=1
349                 ;;
350         slackware)
351                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
352                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
353                 AC_DEFINE(TARGET_SLACKWARE, [], [Target is Slackware])
354                 M4_DISTRO_FLAG=-DTARGET_SLACKWARE=1
355                 ;;
356         frugalware)
357                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
358                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
359                 AC_DEFINE(TARGET_FRUGALWARE, [], [Target is Frugalware])
360                 M4_DISTRO_FLAG=-DTARGET_FRUGALWARE=1
361                 ;;
362         other)
363                 AS_IF([test "x$with_syslog_service" = "x"],
364                         [AC_MSG_ERROR([With --distro=other, you must pass --with-syslog-service= to configure])])
365                 ;;
366         *)
367                 AC_MSG_ERROR([Your distribution (${with_distro}) is not yet supported, SysV init scripts could not be found! (patches welcome); you can specify --with-distro=other to skip this check])
368                 ;;
369 esac
370
371 AC_ARG_WITH([sysvinit-path],
372         [AS_HELP_STRING([--with-sysvinit-path=PATH],
373                 [Specify the path to where the SysV init scripts are located @<:@default=based on distro@:>@])],
374         [SYSTEM_SYSVINIT_PATH="$withval"],
375         [])
376
377 AC_ARG_WITH([sysvrcd-path],
378         [AS_HELP_STRING([--with-sysvrcd-path=PATH],
379                 [Specify the path to the base directory for the SysV rcN.d directories @<:@default=based on distro@:>@])],
380         [SYSTEM_SYSVRCND_PATH="$withval"],
381         [])
382
383 AC_ARG_WITH([syslog-service],
384         [AS_HELP_STRING([--with-syslog-service=UNIT],
385                 [Specify the name of the special syslog service @<:@default=based on distro@:>@])],
386         [SPECIAL_SYSLOG_SERVICE="$withval"],
387         [])
388
389 AC_SUBST(SYSTEM_SYSVINIT_PATH)
390 AC_SUBST(SYSTEM_SYSVRCND_PATH)
391 AC_SUBST(SPECIAL_SYSLOG_SERVICE)
392 AC_SUBST(M4_DISTRO_FLAG)
393
394 if test "x${SYSTEM_SYSVINIT_PATH}" != "x" -a "x${SYSTEM_SYSVRCND_PATH}" != "x"; then
395         AC_DEFINE(HAVE_SYSV_COMPAT, [], [SysV init scripts and rcN.d links are supported.])
396         SYSTEM_SYSV_COMPAT="yes"
397 elif test "x${SYSTEM_SYSVINIT_PATH}" != "x" -o "x${SYSTEM_SYSVRCND_PATH}" != "x"; then
398         AC_MSG_ERROR([*** You need both --with-sysvinit-path=PATH and --with-sysvrcd-path=PATH to enable SysV compatibility support, or both empty to disable it.])
399 else
400         SYSTEM_SYSV_COMPAT="no"
401 fi
402
403 AC_ARG_WITH([tty-gid],
404         [AS_HELP_STRING([--with-tty-gid=GID],
405                 [Specify the numeric GID of the 'tty' group])],
406         [AC_DEFINE_UNQUOTED(TTY_GID, [$withval], [GID of the 'tty' group])],
407         [])
408
409 AM_CONDITIONAL(TARGET_FEDORA, test x"$with_distro" = xfedora)
410 AM_CONDITIONAL(TARGET_SUSE, test x"$with_distro" = xsuse)
411 AM_CONDITIONAL(TARGET_DEBIAN, test x"$with_distro" = xdebian)
412 AM_CONDITIONAL(TARGET_UBUNTU, test x"$with_distro" = xubuntu)
413 AM_CONDITIONAL(TARGET_DEBIAN_OR_UBUNTU, test x"$with_distro" = xdebian -o x"$with_distro" = xubuntu)
414 AM_CONDITIONAL(TARGET_ARCH, test x"$with_distro" = xarch)
415 AM_CONDITIONAL(TARGET_GENTOO, test x"$with_distro" = xgentoo)
416 AM_CONDITIONAL(TARGET_SLACKWARE, test x"$with_distro" = xslackware)
417 AM_CONDITIONAL(TARGET_FRUGALWARE, test x"$with_distro" = xfrugalware)
418
419 AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$SPECIAL_SYSLOG_SERVICE"], [Syslog service name])
420
421 AC_ARG_WITH([dbuspolicydir],
422         AS_HELP_STRING([--with-dbuspolicydir=DIR], [D-Bus policy directory]),
423         [],
424         [with_dbuspolicydir=`pkg-config --variable=sysconfdir dbus-1`/dbus-1/system.d])
425
426 AC_ARG_WITH([dbussessionservicedir],
427         AS_HELP_STRING([--with-dbussessionservicedir=DIR], [D-Bus session service directory]),
428         [],
429         [with_dbussessionservicedir=`pkg-config --variable=session_bus_services_dir dbus-1`])
430
431 AC_ARG_WITH([dbussystemservicedir],
432         AS_HELP_STRING([--with-dbussystemservicedir=DIR], [D-Bus system service directory]),
433         [],
434         [with_dbussystemservicedir=`pkg-config --variable=session_bus_services_dir dbus-1`/../system-services])
435
436 AC_ARG_WITH([dbusinterfacedir],
437         AS_HELP_STRING([--with-dbusinterfacedir=DIR], [D-Bus interface directory]),
438         [],
439         [with_dbusinterfacedir=`pkg-config --variable=session_bus_services_dir dbus-1`/../interfaces])
440
441 AC_ARG_WITH([udevrulesdir],
442         AS_HELP_STRING([--with-udevrulesdir=DIR], [Diectory for udev rules]),
443         [],
444         [with_udevrulesdir=`pkg-config --variable=udevdir udev`/rules.d])
445
446 AC_ARG_WITH([pamlibdir],
447         AS_HELP_STRING([--with-pamlibdir=DIR], [Diectory for PAM modules]),
448         [],
449         [with_pamlibdir=/lib/`$CC -print-multi-os-directory`/security])
450
451 AC_ARG_WITH([rootdir],
452         AS_HELP_STRING([--with-rootdir=DIR], [Root directory for files necessary for boot]),
453         [],
454         [with_rootdir=${ac_default_prefix}])
455
456 AC_SUBST([dbuspolicydir], [$with_dbuspolicydir])
457 AC_SUBST([dbussessionservicedir], [$with_dbussessionservicedir])
458 AC_SUBST([dbussystemservicedir], [$with_dbussystemservicedir])
459 AC_SUBST([dbusinterfacedir], [$with_dbusinterfacedir])
460 AC_SUBST([udevrulesdir], [$with_udevrulesdir])
461 AC_SUBST([pamlibdir], [$with_pamlibdir])
462 AC_SUBST([rootdir], [$with_rootdir])
463
464 AC_CONFIG_FILES([Makefile])
465 AC_OUTPUT
466
467 echo "
468         $PACKAGE_NAME $VERSION
469
470         Distribution:            ${with_distro}
471         SysV compatibility:      ${SYSTEM_SYSV_COMPAT}
472         SysV init scripts:       ${SYSTEM_SYSVINIT_PATH}
473         SysV rc?.d directories:  ${SYSTEM_SYSVRCND_PATH}
474         Syslog service:          ${SPECIAL_SYSLOG_SERVICE}
475         Gtk:                     ${have_gtk}
476         libcryptsetup:           ${have_libcryptsetup}
477         tcpwrap:                 ${have_tcpwrap}
478         PAM:                     ${have_pam}
479         AUDIT:                   ${have_audit}
480         SELinux:                 ${have_selinux}
481         prefix:                  ${prefix}
482         root dir:                ${with_rootdir}
483         udev rules dir:          ${with_udevrulesdir}
484         pam modules dir:         ${with_pamlibdir}
485         dbus policy dir:         ${with_dbuspolicydir}
486         dbus session dir:        ${with_dbussessionservicedir}
487         dbus system dir:         ${with_dbussystemservicedir}
488         dbus interfaces dir:     ${with_dbusinterfacedir}
489 "