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],[0],[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])
  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}-${PACKAGE_VERSION}"
  38 ])
  39
  40 AC_PROG_MKDIR_P
  41 AC_PROG_LN_S
  42 AC_PROG_SED
  43
  44 AC_PROG_CC
  45 AC_PROG_CC_C99
  46 AM_PROG_CC_C_O
  47 AC_PROG_GCC_TRADITIONAL
  48 AC_USE_SYSTEM_EXTENSIONS
  49
  50 CC_CHECK_CFLAGS_APPEND([ \
  51         -Wall \
  52         -W \
  53         -Wextra \
  54         -pipe \
  55         -Wno-long-long \
  56         -Winline \
  57         -Wvla \
  58         -Wno-overlength-strings \
  59         -Wundef \
  60         -Wformat=2 \
  61         -Wlogical-op \
  62         -Wsign-compare \
  63         -Wformat-security \
  64         -Wmissing-include-dirs \
  65         -Wformat-nonliteral \
  66         -Wold-style-definition \
  67         -Wpointer-arith \
  68         -Winit-self \
  69         -Wdeclaration-after-statement \
  70         -Wfloat-equal \
  71         -Wmissing-prototypes \
  72         -Wstrict-prototypes \
  73         -Wredundant-decls \
  74         -Wmissing-declarations \
  75         -Wmissing-noreturn \
  76         -Wshadow \
  77         -Wendif-labels \
  78         -Wcast-align \
  79         -Wstrict-aliasing=2 \
  80         -Wwrite-strings \
  81         -Wno-unused-parameter \
  82         -ffast-math \
  83         -Wp,-D_FORTIFY_SOURCE=2 \
  84         -fno-common \
  85         -fdiagnostics-show-option \
  86         -Wno-missing-field-initializers])
  87
  88 AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
  89 AC_SEARCH_LIBS([cap_init], [cap], [], [AC_MSG_ERROR([*** POSIX caps library not found])])
  90 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
  91
  92 # This makes sure pkg.m4 is available.
  93 m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
  94
  95 PKG_CHECK_MODULES(UDEV, [ libudev >= 154 ])
  96 AC_SUBST(UDEV_CFLAGS)
  97 AC_SUBST(UDEV_LIBS)
  98
  99 PKG_CHECK_MODULES(DBUS, [ dbus-1 ])
 100 AC_SUBST(DBUS_CFLAGS)
 101 AC_SUBST(DBUS_LIBS)
 102
 103 PKG_CHECK_MODULES(DBUSGLIB, [ dbus-glib-1 ])
 104 AC_SUBST(DBUSGLIB_CFLAGS)
 105 AC_SUBST(DBUSGLIB_LIBS)
 106
 107 PKG_CHECK_MODULES(CGROUP, [ libcgroup >= 0.36 ])
 108 AC_SUBST(CGROUP_CFLAGS)
 109 AC_SUBST(CGROUP_LIBS)
 110
 111 have_gtk=no
 112 AC_ARG_ENABLE(gtk, AS_HELP_STRING([--disable-gtk], [disable GTK tools]))
 113 if test "x$enable_gtk" != "xno"; then
 114         PKG_CHECK_MODULES(GTK, [ gtk+-2.0 ],
 115                 [AC_DEFINE(HAVE_GTK, 1, [Define if GTK is available]) have_gtk=yes], have_gtk=no)
 116         AC_SUBST(GTK_CFLAGS)
 117         AC_SUBST(GTK_LIBS)
 118         if test "x$have_gtk" = xno -a "x$enable_gtk" = xyes; then
 119              AC_MSG_ERROR([*** gtk support requested but libraries not found])
 120         fi
 121 fi
 122 AM_CONDITIONAL(HAVE_GTK, [test "$have_gtk" = "yes"])
 123
 124 AM_PROG_VALAC([0.8])
 125 AC_SUBST(VAPIDIR)
 126 AM_CONDITIONAL(HAVE_VALAC, test x"$VALAC" != x)
 127
 128 AC_PATH_PROG([XSLTPROC], [xsltproc])
 129 AM_CONDITIONAL(HAVE_XSLTPROC, test x"$XSLTPROC" != x)
 130
 131 AC_PATH_PROG([M4], [m4])
 132
 133 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]))
 134 if test "z$with_distro" = "z"; then
 135         if test "$cross_compiling" = yes; then
 136                 AC_MSG_WARN([Target distribution cannot be reliably detected when cross-compiling. You should specify it with --with-distro (see $0 --help for recognized distros)])
 137         else
 138                 AC_CHECK_FILE(/etc/redhat-release,with_distro="fedora")
 139                 AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
 140                 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
 141                 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
 142                 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
 143                 AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
 144         fi
 145         if test "z$with_distro" = "z"; then
 146                 with_distro=`uname -s`
 147         fi
 148 fi
 149 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]' `
 150
 151 # Default generic names
 152 SPECIAL_DBUS_SERVICE=dbus.service
 153 SPECIAL_SYSLOG_SERVICE=syslog.service
 154
 155 # Location of the init scripts as mandated by LSB
 156 SYSTEM_SYSVINIT_PATH=/etc/init.d
 157
 158 M4_DISTRO_FLAG=
 159
 160 case $with_distro in
 161         fedora)
 162                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
 163                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
 164
 165                 # A little background why we define these special unit
 166                 # names here in configure.ac: SysV services currently
 167                 # cannot have aliases. As long as syslog is started
 168                 # via a SysV init script we hence define these names
 169                 # to the actual SysV name here. Later on when SysV
 170                 # init scripts are not used anymore it is advisable to
 171                 # use the generic names instead and use symlinks in
 172                 # the unit directories to point to the right native
 173                 # unit file.
 174
 175                 SPECIAL_DBUS_SERVICE=messagebus.service
 176                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
 177                 AC_DEFINE(TARGET_FEDORA, [], [Target is Fedora/RHEL])
 178                 M4_DISTRO_FLAG=-DTARGET_FEDORA=1
 179                 ;;
 180         suse)
 181                 SYSTEM_SYSVRCND_PATH=/etc/init.d
 182                 AC_DEFINE(TARGET_SUSE, [], [Target is OpenSUSE/SLE])
 183                 M4_DISTRO_FLAG=-DTARGET_SUSE=1
 184                 ;;
 185         debian)
 186                 SYSTEM_SYSVRCND_PATH=/etc
 187                 SPECIAL_SYSLOG_SERVICE=rsyslog.service
 188                 AC_DEFINE(TARGET_DEBIAN, [], [Target is Debian/Ubuntu])
 189                 M4_DISTRO_FLAG=-DTARGET_DEBIAN=1
 190                 ;;
 191         arch)
 192                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
 193                 SYSTEM_SYSVRCND_PATH=/etc
 194                 SPECIAL_SYSLOG_SERVICE=syslog-ng.service
 195                 AC_DEFINE(TARGET_ARCH, [], [Target is ArchLinux])
 196                 M4_DISTRO_FLAG=-DTARGET_ARCH=1
 197                 ;;
 198         gentoo)
 199                 SYSTEM_SYSVRCND_PATH=/etc
 200                 SPECIAL_SYSLOG_SERVICE=syslog-ng.service
 201                 AC_DEFINE(TARGET_GENTOO, [], [Target is Gentoo])
 202                 M4_DISTRO_FLAG=-DTARGET_GENTOO=1
 203                 ;;
 204         slackware)
 205                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
 206                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
 207                 SPECIAL_DBUS_SERVICE=messagebus.service
 208                 AC_DEFINE(TARGET_SLACKWARE, [], [Target is Slackware])
 209                 M4_DISTRO_FLAG=-DTARGET_SLACKWARE=1
 210                 ;;
 211         other)
 212                 AS_IF([test "x$with_sysvinit_path" = "x"],
 213                         [AC_MSG_ERROR([With --distro=other, you must pass --with-sysvinit-path= to configure])])
 214                 AS_IF([test "x$with_sysvrcd_path" = "x"],
 215                         [AC_MSG_ERROR([With --distro=other, you must pass --with-sysvrcd-path= to configure])])
 216                 AS_IF([test "x$with_dbus_service" = "x"],
 217                         [AC_MSG_ERROR([With --distro=other, you must pass --with-dbus-service= to configure])])
 218                 AS_IF([test "x$with_syslog_service" = "x"],
 219                         [AC_MSG_ERROR([With --distro=other, you must pass --with-syslog-service= to configure])])
 220                 ;;
 221         *)
 222                 AC_MSG_ERROR([Your distribution (${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])
 223                 ;;
 224 esac
 225
 226 AC_ARG_WITH([sysvinit-path],
 227         [AS_HELP_STRING([--with-sysvinit-path=PATH],
 228                 [Specify the path to where the SysV init scripts are located @<:@default=based on distro@:>@])],
 229         [SYSTEM_SYSVINIT_PATH="$withval"],
 230         [])
 231
 232 AC_ARG_WITH([sysvrcd-path],
 233         [AS_HELP_STRING([--with-sysvrcd-path=PATH],
 234                 [Specify the path to the base directory for the SysV rcN.d directories @<:@default=based on distro@:>@])],
 235         [SYSTEM_SYSVRCND_PATH="$withval"],
 236         [])
 237
 238 AC_ARG_WITH([dbus-service],
 239         [AS_HELP_STRING([--with-dbus-service=PATH],
 240                 [Specify the name of the special DBus service @<:@default=based on distro@:>@])],
 241         [SPECIAL_DBUS_SERVICE="$withval"],
 242         [])
 243
 244 AC_ARG_WITH([syslog-service],
 245         [AS_HELP_STRING([--with-syslog-service=PATH],
 246                 [Specify the name of the special syslog service @<:@default=based on distro@:>@])],
 247         [SPECIAL_SYSLOG_SERVICE="$withval"],
 248         [])
 249
 250 AC_SUBST(SYSTEM_SYSVINIT_PATH)
 251 AC_SUBST(SYSTEM_SYSVRCND_PATH)
 252 AC_SUBST(SPECIAL_DBUS_SERVICE)
 253 AC_SUBST(SPECIAL_SYSLOG_SERVICE)
 254 AC_SUBST(M4_DISTRO_FLAG)
 255
 256 AM_CONDITIONAL(TARGET_FEDORA, test x"$with_distro" = xfedora)
 257 AM_CONDITIONAL(TARGET_SUSE, test x"$with_distro" = xsuse)
 258 AM_CONDITIONAL(TARGET_DEBIAN, test x"$with_distro" = xdebian)
 259 AM_CONDITIONAL(TARGET_ARCH, test x"$with_distro" = xarch)
 260 AM_CONDITIONAL(TARGET_GENTOO, test x"$with_distro" = xgentoo)
 261 AM_CONDITIONAL(TARGET_SLACKWARE, test x"$with_distro" = xslackware)
 262
 263 AC_DEFINE_UNQUOTED(SPECIAL_DBUS_SERVICE, ["$SPECIAL_DBUS_SERVICE"], [D-Bus service name])
 264 AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$SPECIAL_SYSLOG_SERVICE"], [Syslog service name])
 265
 266 AC_ARG_WITH([udevrulesdir],
 267         AS_HELP_STRING([--with-udevrulesdir=DIR], [Diectory for udev rules]),
 268         [],
 269         [with_udevrulesdir=/lib/udev/rules.d])
 270 AC_SUBST([udevrulesdir], [$with_udevrulesdir])
 271
 272 AC_OUTPUT([Makefile])
 273
 274 echo "
 275         $PACKAGE_NAME $VERSION
 276
 277         Distribution:            ${with_distro}
 278         SysV init scripts:       ${SYSTEM_SYSVINIT_PATH}
 279         SysV rc?.d directories:  ${SYSTEM_SYSVRCND_PATH}
 280         Syslog service:          ${SPECIAL_SYSLOG_SERVICE}
 281         D-Bus service:           ${SPECIAL_DBUS_SERVICE}
 282         Gtk:                     ${have_gtk}
 283         udev rules dir:          ${with_udevrulesdir}
 284 "