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([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])
  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}-${PACKAGE_VERSION}"
  38 ])
  39
  40 AC_PROG_CC
  41 AC_PROG_CC_C99
  42 AM_PROG_CC_C_O
  43 AC_PROG_GCC_TRADITIONAL
  44 AC_USE_SYSTEM_EXTENSIONS
  45
  46 CC_CHECK_CFLAGS_APPEND([ \
  47         -Wall \
  48         -W \
  49         -Wextra \
  50         -pipe \
  51         -Wno-long-long \
  52         -Winline \
  53         -Wvla \
  54         -Wno-overlength-strings \
  55         -Wundef \
  56         -Wformat=2 \
  57         -Wlogical-op \
  58         -Wsign-compare \
  59         -Wformat-security \
  60         -Wmissing-include-dirs \
  61         -Wformat-nonliteral \
  62         -Wold-style-definition \
  63         -Wpointer-arith \
  64         -Winit-self \
  65         -Wdeclaration-after-statement \
  66         -Wfloat-equal \
  67         -Wmissing-prototypes \
  68         -Wstrict-prototypes \
  69         -Wredundant-decls \
  70         -Wmissing-declarations \
  71         -Wmissing-noreturn \
  72         -Wshadow \
  73         -Wendif-labels \
  74         -Wcast-align \
  75         -Wstrict-aliasing=2 \
  76         -Wwrite-strings \
  77         -Wno-unused-parameter \
  78         -ffast-math \
  79         -Wp,-D_FORTIFY_SOURCE=2 \
  80         -fno-common \
  81         -fdiagnostics-show-option \
  82         -Wno-missing-field-initializers])
  83
  84 AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
  85 AC_SEARCH_LIBS([cap_init], [cap], [], [AC_MSG_ERROR([*** POSIX caps library not found])])
  86 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
  87
  88 # This makes sure pkg.m4 is available.
  89 m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
  90
  91 PKG_CHECK_MODULES(UDEV, [ libudev ])
  92 AC_SUBST(UDEV_CFLAGS)
  93 AC_SUBST(UDEV_LIBS)
  94
  95 PKG_CHECK_MODULES(DBUS, [ dbus-1 ])
  96 AC_SUBST(DBUS_CFLAGS)
  97 AC_SUBST(DBUS_LIBS)
  98
  99 PKG_CHECK_MODULES(DBUSGLIB, [ dbus-glib-1 ])
 100 AC_SUBST(DBUSGLIB_CFLAGS)
 101 AC_SUBST(DBUSGLIB_LIBS)
 102
 103 have_gtk=no
 104 AC_ARG_ENABLE(gtk, AS_HELP_STRING([--disable-gtk], [disable GTK tools]))
 105 if test "x$enable_gtk" != "xno"; then
 106         PKG_CHECK_MODULES(GTK, [ gtk+-2.0 ],
 107                 [AC_DEFINE(HAVE_GTK, 1, [Define if GTK is available]) have_gtk=yes], have_gtk=no)
 108         AC_SUBST(GTK_CFLAGS)
 109         AC_SUBST(GTK_LIBS)
 110         if test "x$have_gtk" = xno -a "x$enable_gtk" = xyes; then
 111              AC_MSG_ERROR([*** gtk support requested but libraries not found])
 112         fi
 113 fi
 114 AM_CONDITIONAL(HAVE_GTK, [test "$have_gtk" = "yes"])
 115
 116 PKG_CHECK_MODULES( CGROUP, [ libcgroup >= 0.35 ], [], [
 117         AC_CHECK_HEADER( [libcgroup.h], [], [AC_MSG_ERROR([*** libcgroup.h not found])], )
 118         save_CPPFLAGS="$CPPFLAGS"
 119         save_LIBS="$LIBS"
 120         CGROUP_LIBS=${CGROUP_LIBS:--lcgroup}
 121         LIBS="$LIBS $CGROUP_LIBS"
 122         CPPFLAGS="$CPPFLAGS $CGROUP_CFLAGS"
 123         AC_MSG_CHECKING([for libcgroup >= 0.35])
 124         AC_LINK_IFELSE(
 125                 [AC_LANG_PROGRAM([[#include <libcgroup.h>]], [[ CGFLAG_DELETE_RECURSIVE; cgroup_init(); ]])],
 126                 [AC_MSG_RESULT([yes])],
 127                 [AC_MSG_RESULT([no]); AC_MSG_ERROR([*** systemd needs libcgroup 0.35 or newer])],
 128                 [${CGROUP_LIBS}])
 129         CPPFLAGS="$save_CPPFLAGS"
 130         LIBS="$save_LIBS"
 131 ])
 132 AC_SUBST(CGROUP_CFLAGS)
 133 AC_SUBST(CGROUP_LIBS)
 134
 135 AM_PROG_VALAC([0.8])
 136 AC_SUBST(VAPIDIR)
 137
 138 AC_PATH_PROG([XSLTPROC], [xsltproc])
 139 AM_CONDITIONAL(HAVE_XSLTPROC, test x"$XSLTPROC" != x)
 140
 141 AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO],[Specify the distribution to target: One of fedora, suse, debian, arch, gentoo or other]))
 142 if test "z$with_distro" = "z"; then
 143         if test "$cross_compiling" = yes; then
 144                 AC_MSG_WARN([Target distribution cannot be reliably detected when cross-compiling. You should specify it with --with-distro (see $0 --help for recognized distros)])
 145         else
 146                 AC_CHECK_FILE(/etc/redhat-release,with_distro="fedora")
 147                 AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
 148                 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
 149                 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
 150                 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
 151                 AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
 152         fi
 153         if test "z$with_distro" = "z"; then
 154                 with_distro=`uname -s`
 155         fi
 156 fi
 157 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]' `
 158
 159 case $with_distro in
 160         fedora)
 161                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
 162                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
 163                 special_dbus_service=messagebus.service
 164                 special_syslog_service=rsyslog.service
 165                 AC_DEFINE(TARGET_FEDORA, [], [Target is Fedora/RHEL])
 166                 ;;
 167         suse)
 168                 SYSTEM_SYSVINIT_PATH=/etc/init.d
 169                 SYSTEM_SYSVRCND_PATH=/etc/init.d
 170                 special_dbus_service=dbus.service
 171                 special_syslog_service=syslog.service
 172                 AC_DEFINE(TARGET_SUSE, [], [Target is OpenSUSE/SLES])
 173                 ;;
 174         debian)
 175                 SYSTEM_SYSVINIT_PATH=/etc/init.d
 176                 SYSTEM_SYSVRCND_PATH=/etc
 177                 special_dbus_service=dbus.service
 178                 special_syslog_service=rsyslog.service
 179                 AC_DEFINE(TARGET_DEBIAN, [], [Target is Debian/Ubuntu])
 180                 ;;
 181         arch)
 182                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
 183                 SYSTEM_SYSVRCND_PATH=/etc
 184                 special_dbus_service=dbus.service
 185                 special_syslog_service=syslog-ng.service
 186                 AC_DEFINE(TARGET_ARCH, [], [Target is ArchLinux])
 187                 ;;
 188         gentoo)
 189                 SYSTEM_SYSVINIT_PATH=/etc/init.d
 190                 SYSTEM_SYSVRCND_PATH=/etc
 191                 special_dbus_service=dbus.service
 192                 special_syslog_service=syslog-ng.service
 193                 AC_DEFINE(TARGET_GENTOO, [], [Target is Gentoo])
 194                 ;;
 195         slackware)
 196                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
 197                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
 198                 special_dbus_service=messagebus.service
 199                 special_syslog_service=syslog.service
 200                 AC_DEFINE(TARGET_SLACKWARE, [], [Target is Slackware])
 201                 ;;
 202         other)
 203                 AS_IF([test "x$with_sysvinit_path" = "x"],
 204                         [AC_MSG_ERROR([With --distro=none, you must pass --with-sysvinit-path to configure])])
 205                 AS_IF([test "x$with_sysvrcd_path" = "x"],
 206                         [AC_MSG_ERROR([With --distro=none, you must pass --with-sysvrcd-path to configure])])
 207                 AS_IF([test "x$with_dbus_service" = "x"],
 208                         [AC_MSG_ERROR([With --distro=none, you must pass --with-dbus-service to configure])])
 209                 AS_IF([test "x$with_syslog_service" = "x"],
 210                         [AC_MSG_ERROR([With --distro=none, you must pass --with-syslog-service to configure])])
 211                 ;;
 212         *)
 213                 AC_MSG_ERROR([Your distribution (${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])
 214                 ;;
 215 esac
 216
 217 AC_ARG_WITH([sysvinit-path],
 218         [AS_HELP_STRING([--with-sysvinit-path=PATH],
 219                 [Specify the path to where the SysV init scripts are located @<:@default=based on distro@:>@])],
 220         [SYSTEM_SYSVINIT_PATH="$withval"],
 221         [])
 222
 223 AC_ARG_WITH([sysvrcd-path],
 224         [AS_HELP_STRING([--with-sysvrcd-path=PATH],
 225                 [Specify the path to the base directory for the SysV rcN.d directories @<:@default=based on distro@:>@])],
 226         [SYSTEM_SYSVRCND_PATH="$withval"],
 227         [])
 228
 229 AC_ARG_WITH([dbus-service],
 230         [AS_HELP_STRING([--with-dbus-service=PATH],
 231                 [Specify the name of the special DBus service @<:@default=based on distro@:>@])],
 232         [special_dbus_service="$withval"],
 233         [])
 234
 235 AC_ARG_WITH([syslog-service],
 236         [AS_HELP_STRING([--with-syslog-service=PATH],
 237                 [Specify the name of the special syslog service @<:@default=based on distro@:>@])],
 238         [special_syslog_service="$withval"],
 239         [])
 240
 241 AC_SUBST(SYSTEM_SYSVINIT_PATH)
 242 AC_SUBST(SYSTEM_SYSVRCND_PATH)
 243
 244 AM_CONDITIONAL(TARGET_FEDORA, test x"$with_distro" = xfedora)
 245 AM_CONDITIONAL(TARGET_SUSE, test x"$with_distro" = xsuse)
 246 AM_CONDITIONAL(TARGET_DEBIAN, test x"$with_distro" = xdebian)
 247 AM_CONDITIONAL(TARGET_ARCH, test x"$with_distro" = xarch)
 248 AM_CONDITIONAL(TARGET_GENTOO, test x"$with_distro" = xgentoo)
 249 AM_CONDITIONAL(TARGET_SLACKWARE, test x"$with_distro" = xslackware)
 250
 251 AC_DEFINE_UNQUOTED(SPECIAL_DBUS_SERVICE, ["$special_dbus_service"], [D-Bus service name])
 252 AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$special_syslog_service"], [syslog service name])
 253
 254 AC_ARG_WITH([udevrulesdir],
 255         AS_HELP_STRING([--with-udevrulesdir=DIR], [Diectory for udev rules]),
 256         [],
 257         [with_udevrulesdir=/lib/udev/rules.d])
 258 AC_SUBST([udevrulesdir], [$with_udevrulesdir])
 259
 260
 261 AC_OUTPUT([Makefile])
 262
 263 echo "
 264         $PACKAGE_NAME $VERSION
 265
 266         Distribution:            ${with_distro}
 267         SysV init scripts:       ${SYSTEM_SYSVINIT_PATH}
 268         SysV rc?.d directories:  ${SYSTEM_SYSVRCND_PATH}
 269         Syslog service:          ${special_syslog_service}
 270         D-Bus service:           ${special_dbus_service}
 271         Gtk:                     ${have_gtk}
 272         udev rules dir:          ${with_udevrulesdir}
 273 "