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