chiark / gitweb /
log: support logging into SOCK_STREAM /dev/log sockets for comaptibility with syslog-ng
[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],[9],[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
31 AM_SILENT_RULES([yes])
32
33 AC_CHECK_PROG([STOW], [stow], [yes], [no])
34
35 AS_IF([test "x$STOW" = "xyes" && test -d /usr/local/stow], [
36         AC_MSG_NOTICE([*** Found /usr/local/stow: default install prefix set to /usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION} ***])
37         ac_default_prefix="/usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION}"
38 ])
39
40 AC_PROG_MKDIR_P
41 AC_PROG_LN_S
42 AC_PROG_SED
43
44 AC_PROG_CC
45 AC_PROG_CC_C99
46 AM_PROG_CC_C_O
47 AC_PROG_GCC_TRADITIONAL
48 AC_USE_SYSTEM_EXTENSIONS
49
50 CC_CHECK_CFLAGS_APPEND([ \
51         -pipe \
52         -Wall \
53         -W \
54         -Wextra \
55         -Wno-inline \
56         -Wvla \
57         -Wundef \
58         -Wformat=2 \
59         -Wlogical-op \
60         -Wsign-compare \
61         -Wformat-security \
62         -Wmissing-include-dirs \
63         -Wformat-nonliteral \
64         -Wold-style-definition \
65         -Wpointer-arith \
66         -Winit-self \
67         -Wdeclaration-after-statement \
68         -Wfloat-equal \
69         -Wmissing-prototypes \
70         -Wstrict-prototypes \
71         -Wredundant-decls \
72         -Wmissing-declarations \
73         -Wmissing-noreturn \
74         -Wshadow \
75         -Wendif-labels \
76         -Wcast-align \
77         -Wstrict-aliasing=2 \
78         -Wwrite-strings \
79         -Wno-long-long \
80         -Wno-overlength-strings \
81         -Wno-unused-parameter \
82         -Wno-missing-field-initializers \
83         -Wno-unused-result \
84         -Wp,-D_FORTIFY_SOURCE=2 \
85         -ffast-math \
86         -fno-common \
87         -fdiagnostics-show-option \
88         -fno-strict-aliasing])
89
90 LT_PREREQ(2.2)
91 LT_INIT
92
93 AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
94 AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([*** Dynamic linking loader library not found])])
95 AC_SEARCH_LIBS([cap_init], [cap], [], [AC_MSG_ERROR([*** POSIX caps library not found])])
96 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
97
98 # This makes sure pkg.m4 is available.
99 m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
100
101 PKG_CHECK_MODULES(UDEV, [ libudev >= 160 ])
102 AC_SUBST(UDEV_CFLAGS)
103 AC_SUBST(UDEV_LIBS)
104
105 PKG_CHECK_MODULES(DBUS, [ dbus-1 >= 1.3.2 ])
106 AC_SUBST(DBUS_CFLAGS)
107 AC_SUBST(DBUS_LIBS)
108
109 PKG_CHECK_MODULES(DBUSGLIB, [ dbus-glib-1 ])
110 AC_SUBST(DBUSGLIB_CFLAGS)
111 AC_SUBST(DBUSGLIB_LIBS)
112
113 have_selinux=no
114 AC_ARG_ENABLE(selinux, AS_HELP_STRING([--disable-selinux], [Disable optional SELINUX support]))
115 if test "x$enable_selinux" != "xno"; then
116         # not using PKG_CHECK_MODULES as for some reason libselinux didn't
117         # install any pkg-config modules here
118         AC_SEARCH_LIBS([getcon], [selinux],
119                 [AC_DEFINE(HAVE_SELINUX, 1, [Define if SELINUX is available]) have_selinux=yes],
120                 have_selinux=no)
121         AC_SUBST(SELINUX_CFLAGS)
122         AC_SUBST(SELINUX_LIBS)
123         if test "x$have_selinux" = xno -a "x$enable_selinux" = xyes; then
124                 AC_MSG_ERROR([*** selinux support requested but libraries not found])
125         fi
126 fi
127 AM_CONDITIONAL(HAVE_SELINUX, [test "$have_selinux" = "yes"])
128
129 AC_ARG_ENABLE([tcpwrap],
130         AS_HELP_STRING([--disable-tcpwrap],[Disable optional TCP wrappers support]),
131                 [case "${enableval}" in
132                         yes) have_tcpwrap=yes ;;
133                         no) have_tcpwrap=no ;;
134                         *) AC_MSG_ERROR(bad value ${enableval} for --disable-tcpwrap) ;;
135                 esac],
136                 [have_tcpwrap=auto])
137
138 if test "x${have_tcpwrap}" != xno ; then
139         ACX_LIBWRAP
140         if test "x${LIBWRAP_LIBS}" = x ; then
141                 if test "x$have_tcpwrap" = xyes ; then
142                         AC_MSG_ERROR([*** TCP wrappers support not found.])
143                 fi
144                 have_tcpwrap=no
145         else
146                 have_tcpwrap=yes
147         fi
148 else
149         LIBWRAP_LIBS=
150 fi
151 AC_SUBST(LIBWRAP_LIBS)
152
153 AC_ARG_ENABLE([pam],
154         AS_HELP_STRING([--disable-pam],[Disable optional PAM support]),
155                 [case "${enableval}" in
156                         yes) have_pam=yes ;;
157                         no) have_pam=no ;;
158                         *) AC_MSG_ERROR(bad value ${enableval} for --disable-pam) ;;
159                 esac],
160                 [have_pam=auto])
161
162 if test "x${have_pam}" != xno ; then
163         AC_CHECK_HEADERS(
164                 [security/pam_modules.h security/pam_modutil.h security/pam_ext.h],
165                 [have_pam=yes],
166                 [if test "x$have_pam" = xyes ; then
167                         AC_MSG_ERROR([*** PAM headers not found.])
168                 fi])
169
170         AC_CHECK_LIB(
171                 [pam],
172                 [pam_syslog],
173                 [have_pam=yes],
174                 [if test "x$have_pam" = xyes ; then
175                         AC_MSG_ERROR([*** libpam not found.])
176                 fi])
177
178         if test "x$have_pam" = xyes ; then
179                 PAM_LIBS="-lpam -lpam_misc"
180                 AC_DEFINE(HAVE_PAM, 1, [PAM available])
181         else
182                 have_pam=no
183         fi
184 else
185         PAM_LIBS=
186 fi
187 AC_SUBST(PAM_LIBS)
188 AM_CONDITIONAL([HAVE_PAM], [test "x$have_pam" != xno])
189
190 AC_ARG_ENABLE([audit],
191         AS_HELP_STRING([--disable-audit],[Disable optional AUDIT support]),
192                 [case "${enableval}" in
193                         yes) have_audit=yes ;;
194                         no) have_audit=no ;;
195                         *) AC_MSG_ERROR(bad value ${enableval} for --disable-audit) ;;
196                 esac],
197                 [have_audit=auto])
198
199 if test "x${have_audit}" != xno ; then
200         AC_CHECK_HEADERS(
201                 [libaudit.h],
202                 [have_audit=yes],
203                 [if test "x$have_audit" = xyes ; then
204                         AC_MSG_ERROR([*** AUDIT headers not found.])
205                 fi])
206
207         AC_CHECK_LIB(
208                 [audit],
209                 [audit_open],
210                 [have_audit=yes],
211                 [if test "x$have_audit" = xyes ; then
212                         AC_MSG_ERROR([*** libaudit not found.])
213                 fi])
214
215         if test "x$have_audit" = xyes ; then
216                 AUDIT_LIBS="-laudit"
217                 AC_DEFINE(HAVE_AUDIT, 1, [AUDIT available])
218         else
219                 have_audit=no
220         fi
221 else
222         AUDIT_LIBS=
223 fi
224 AC_SUBST(AUDIT_LIBS)
225
226 have_gtk=no
227 AC_ARG_ENABLE(gtk, AS_HELP_STRING([--disable-gtk], [disable GTK tools]))
228 if test "x$enable_gtk" != "xno"; then
229         PKG_CHECK_MODULES(GTK, [ gtk+-2.0 ],
230                 [AC_DEFINE(HAVE_GTK, 1, [Define if GTK is available]) have_gtk=yes], have_gtk=no)
231         AC_SUBST(GTK_CFLAGS)
232         AC_SUBST(GTK_LIBS)
233         if test "x$have_gtk" = xno -a "x$enable_gtk" = xyes; then
234              AC_MSG_ERROR([*** gtk support requested but libraries not found])
235         fi
236 fi
237 AM_CONDITIONAL(HAVE_GTK, [test "$have_gtk" = "yes"])
238
239 AM_PROG_VALAC([0.9])
240 AC_SUBST(VAPIDIR)
241 AM_CONDITIONAL(HAVE_VALAC, test x"$VALAC" != x)
242
243 AC_PATH_PROG([XSLTPROC], [xsltproc])
244 AM_CONDITIONAL(HAVE_XSLTPROC, test x"$XSLTPROC" != x)
245
246 AC_PATH_PROG([M4], [m4])
247
248 AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO],[Specify the distribution to target: One of fedora, suse, debian, arch, gentoo, slackware or other]))
249 if test "z$with_distro" = "z"; then
250         if test "$cross_compiling" = yes; then
251                 AC_MSG_WARN([Target distribution cannot be reliably detected when cross-compiling. You should specify it with --with-distro (see $0 --help for recognized distros)])
252         else
253                 AC_CHECK_FILE(/etc/redhat-release,with_distro="fedora")
254                 AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
255                 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
256                 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
257                 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
258                 AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
259         fi
260         if test "z$with_distro" = "z"; then
261                 with_distro=`uname -s`
262         fi
263 fi
264 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]' `
265 AC_DEFINE_UNQUOTED(DISTRIBUTION, ["${with_distro}"], [Target Distribution])
266
267 # Default generic names
268 SPECIAL_SYSLOG_SERVICE=syslog.service
269
270 # Location of the init scripts as mandated by LSB
271 SYSTEM_SYSVINIT_PATH=/etc/init.d
272
273 M4_DISTRO_FLAG=
274
275 case $with_distro in
276         fedora)
277                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
278                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
279
280                 # A little background why we define this special unit
281                 # names here in configure.ac: SysV services currently
282                 # cannot have aliases. As long as syslog is started
283                 # via a SysV init script we hence define this name to
284                 # the actual SysV name here. Later on when SysV init
285                 # scripts are not used anymore it is advisable to use
286                 # the generic name instead and use symlinks in the
287                 # unit directories to point to the right native unit
288                 # file.
289
290                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
291                 AC_DEFINE(TARGET_FEDORA, [], [Target is Fedora/RHEL])
292                 M4_DISTRO_FLAG=-DTARGET_FEDORA=1
293                 ;;
294         suse)
295                 SYSTEM_SYSVRCND_PATH=/etc/init.d
296                 AC_DEFINE(TARGET_SUSE, [], [Target is openSUSE/SLE])
297                 M4_DISTRO_FLAG=-DTARGET_SUSE=1
298                 ;;
299         debian)
300                 SYSTEM_SYSVRCND_PATH=/etc
301                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
302                 AC_DEFINE(TARGET_DEBIAN, [], [Target is Debian/Ubuntu])
303                 M4_DISTRO_FLAG=-DTARGET_DEBIAN=1
304                 ;;
305         arch)
306                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
307                 SYSTEM_SYSVRCND_PATH=/etc
308                 SPECIAL_SYSLOG_SERVICE=syslog-ng.service
309                 AC_DEFINE(TARGET_ARCH, [], [Target is ArchLinux])
310                 M4_DISTRO_FLAG=-DTARGET_ARCH=1
311                 ;;
312         gentoo)
313                 SYSTEM_SYSVRCND_PATH=/etc
314                 SPECIAL_SYSLOG_SERVICE=syslog-ng.service
315                 AC_DEFINE(TARGET_GENTOO, [], [Target is Gentoo])
316                 M4_DISTRO_FLAG=-DTARGET_GENTOO=1
317                 ;;
318         slackware)
319                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
320                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
321                 AC_DEFINE(TARGET_SLACKWARE, [], [Target is Slackware])
322                 M4_DISTRO_FLAG=-DTARGET_SLACKWARE=1
323                 ;;
324         other)
325                 AS_IF([test "x$with_sysvinit_path" = "x"],
326                         [AC_MSG_ERROR([With --distro=other, you must pass --with-sysvinit-path= to configure])])
327                 AS_IF([test "x$with_sysvrcd_path" = "x"],
328                         [AC_MSG_ERROR([With --distro=other, you must pass --with-sysvrcd-path= to configure])])
329                 AS_IF([test "x$with_syslog_service" = "x"],
330                         [AC_MSG_ERROR([With --distro=other, you must pass --with-syslog-service= to configure])])
331                 ;;
332         *)
333                 AC_MSG_ERROR([Your distribution (${with_distro}) is not yet supported, SysV init scripts could not be found! (patches welcome); you can specify --with-distro=other to skip this check])
334                 ;;
335 esac
336
337 AC_ARG_WITH([sysvinit-path],
338         [AS_HELP_STRING([--with-sysvinit-path=PATH],
339                 [Specify the path to where the SysV init scripts are located @<:@default=based on distro@:>@])],
340         [SYSTEM_SYSVINIT_PATH="$withval"],
341         [])
342
343 AC_ARG_WITH([sysvrcd-path],
344         [AS_HELP_STRING([--with-sysvrcd-path=PATH],
345                 [Specify the path to the base directory for the SysV rcN.d directories @<:@default=based on distro@:>@])],
346         [SYSTEM_SYSVRCND_PATH="$withval"],
347         [])
348
349 AC_ARG_WITH([syslog-service],
350         [AS_HELP_STRING([--with-syslog-service=UNIT],
351                 [Specify the name of the special syslog service @<:@default=based on distro@:>@])],
352         [SPECIAL_SYSLOG_SERVICE="$withval"],
353         [])
354
355 AC_SUBST(SYSTEM_SYSVINIT_PATH)
356 AC_SUBST(SYSTEM_SYSVRCND_PATH)
357 AC_SUBST(SPECIAL_SYSLOG_SERVICE)
358 AC_SUBST(M4_DISTRO_FLAG)
359
360 AM_CONDITIONAL(TARGET_FEDORA, test x"$with_distro" = xfedora)
361 AM_CONDITIONAL(TARGET_SUSE, test x"$with_distro" = xsuse)
362 AM_CONDITIONAL(TARGET_DEBIAN, test x"$with_distro" = xdebian)
363 AM_CONDITIONAL(TARGET_ARCH, test x"$with_distro" = xarch)
364 AM_CONDITIONAL(TARGET_GENTOO, test x"$with_distro" = xgentoo)
365 AM_CONDITIONAL(TARGET_SLACKWARE, test x"$with_distro" = xslackware)
366
367 AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$SPECIAL_SYSLOG_SERVICE"], [Syslog service name])
368
369 AC_ARG_WITH([dbuspolicydir],
370         AS_HELP_STRING([--with-dbuspolicydir=DIR], [D-Bus policy directory]),
371         [],
372         [with_dbuspolicydir=`pkg-config --variable=sysconfdir dbus-1`/dbus-1/system.d])
373
374 AC_ARG_WITH([dbussessionservicedir],
375         AS_HELP_STRING([--with-dbussessionservicedir=DIR], [D-Bus session service directory]),
376         [],
377         [with_dbussessionservicedir=`pkg-config --variable=session_bus_services_dir dbus-1`])
378
379 AC_ARG_WITH([dbussystemservicedir],
380         AS_HELP_STRING([--with-dbussystemservicedir=DIR], [D-Bus system service directory]),
381         [],
382         [with_dbussystemservicedir=`pkg-config --variable=session_bus_services_dir dbus-1`/../system-services])
383
384 AC_ARG_WITH([dbusinterfacedir],
385         AS_HELP_STRING([--with-dbusinterfacedir=DIR], [D-Bus interface directory]),
386         [],
387         [with_dbusinterfacedir=`pkg-config --variable=session_bus_services_dir dbus-1`/../interfaces])
388
389 AC_ARG_WITH([udevrulesdir],
390         AS_HELP_STRING([--with-udevrulesdir=DIR], [Diectory for udev rules]),
391         [],
392         [with_udevrulesdir=`pkg-config --variable=udevdir udev`/rules.d])
393
394 AC_ARG_WITH([pamlibdir],
395         AS_HELP_STRING([--with-pamlibdir=DIR], [Diectory for PAM modules]),
396         [],
397         [with_pamlibdir=/lib/`$CC -print-multi-os-directory`/security])
398
399 AC_ARG_WITH([rootdir],
400         AS_HELP_STRING([--with-rootdir=DIR], [Root directory for files necessary for boot]),
401         [],
402         [with_rootdir=${ac_default_prefix}])
403
404 AC_SUBST([dbuspolicydir], [$with_dbuspolicydir])
405 AC_SUBST([dbussessionservicedir], [$with_dbussessionservicedir])
406 AC_SUBST([dbussystemservicedir], [$with_dbussystemservicedir])
407 AC_SUBST([dbusinterfacedir], [$with_dbusinterfacedir])
408 AC_SUBST([udevrulesdir], [$with_udevrulesdir])
409 AC_SUBST([pamlibdir], [$with_pamlibdir])
410 AC_SUBST([rootdir], [$with_rootdir])
411
412 AC_CONFIG_FILES([Makefile])
413 AC_OUTPUT
414
415 echo "
416         $PACKAGE_NAME $VERSION
417
418         Distribution:            ${with_distro}
419         SysV init scripts:       ${SYSTEM_SYSVINIT_PATH}
420         SysV rc?.d directories:  ${SYSTEM_SYSVRCND_PATH}
421         Syslog service:          ${SPECIAL_SYSLOG_SERVICE}
422         Gtk:                     ${have_gtk}
423         tcpwrap:                 ${have_tcpwrap}
424         PAM:                     ${have_pam}
425         AUDIT:                   ${have_audit}
426         SELinux:                 ${have_selinux}
427         prefix:                  ${prefix}
428         root dir:                ${with_rootdir}
429         udev rules dir:          ${with_udevrulesdir}
430         pam modules dir:         ${with_pamlibdir}
431         dbus policy dir:         ${with_dbuspolicydir}
432         dbus session dir:        ${with_dbussessionservicedir}
433         dbus system dir:         ${with_dbussystemservicedir}
434         dbus interfaces dir:     ${with_dbusinterfacedir}
435 "