chiark / gitweb /
units: rework automatic dependency logic between automounts, mounts, sockets, swaps
[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],[0],[mzflfgrzq (at) 0pointer (dot) net])
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://git.0pointer.de/?p=systemd.git])
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}-${PACKAGE_VERSION}"
38 ])
39
40 AC_PROG_CC
41 AC_PROG_CC_C99
42 AM_PROG_CC_C_O
43 AC_PROG_GCC_TRADITIONAL
44 AC_USE_SYSTEM_EXTENSIONS
45
46 CC_CHECK_CFLAGS_APPEND([-Wall -W -Wextra -pipe -Wno-long-long -Winline -Wvla -Wno-overlength-strings -Wundef -Wformat=2 -Wlogical-op -Wsign-compare -Wformat-security -Wmissing-include-dirs -Wformat-nonliteral -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wcast-align -Wstrict-aliasing=2 -Wwrite-strings -Wno-unused-parameter -ffast-math -Wp,-D_FORTIFY_SOURCE=2 -fno-common -fdiagnostics-show-option -Wno-missing-field-initializers])
47
48 AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
49 AC_SEARCH_LIBS([cap_init], [cap], [], [AC_MSG_ERROR([*** POSIX caps library not found])])
50 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
51
52 # This makes sure pkg.m4 is available.
53 m4_pattern_forbid([^_?PKG_[A-Z_]+$],[pkg.m4 missing, please install pkg-config])
54 PKG_CHECK_MODULES(UDEV, [ libudev ])
55 AC_SUBST(UDEV_CFLAGS)
56 AC_SUBST(UDEV_LIBS)
57
58 PKG_CHECK_MODULES(DBUS, [ dbus-1 ])
59 AC_SUBST(DBUS_CFLAGS)
60 AC_SUBST(DBUS_LIBS)
61
62 PKG_CHECK_MODULES(DBUSGLIB, [ dbus-glib-1 ])
63 AC_SUBST(DBUSGLIB_CFLAGS)
64 AC_SUBST(DBUSGLIB_LIBS)
65
66 PKG_CHECK_MODULES(GTK, [ gtk+-2.0 ])
67 AC_SUBST(GTK_CFLAGS)
68 AC_SUBST(GTK_LIBS)
69
70 PKG_CHECK_MODULES( CGROUP, [ libcgroup >= 0.35 ], [],
71     [AC_CHECK_HEADER( [libcgroup.h], [], [AC_MSG_ERROR([*** libcgroup.h not found])], )
72      save_CPPFLAGS="$CPPFLAGS"
73      save_LIBS="$LIBS"
74      CGROUP_LIBS=${CGROUP_LIBS:--lcgroup}
75      LIBS="$LIBS $CGROUP_LIBS"
76      CPPFLAGS="$CPPFLAGS $CGROUP_CFLAGS"
77      AC_MSG_CHECKING([for libcgroup >= 0.35])
78      AC_LINK_IFELSE(
79          [AC_LANG_PROGRAM([[#include <libcgroup.h>]], [[ CGFLAG_DELETE_RECURSIVE; cgroup_init(); ]])],
80          [AC_MSG_RESULT([yes])],
81          [AC_MSG_RESULT([no]); AC_MSG_ERROR([*** systemd needs libcgroup 0.35 or newer])],
82          [${CGROUP_LIBS}])
83      CPPFLAGS="$save_CPPFLAGS"
84      LIBS="$save_LIBS"
85     ])
86
87 AC_SUBST(CGROUP_CFLAGS)
88 AC_SUBST(CGROUP_LIBS)
89
90 AM_PROG_VALAC([0.7])
91 AC_SUBST(VAPIDIR)
92
93 AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO],[Specify the distribution to target: One of fedora, suse, debian, arch, gentoo, or none]))
94 if test "z$with_distro" = "z"; then
95         if test "$cross_compiling" = yes; then
96                 AC_MSG_WARN([Target distribution cannot be reliably detected when cross-compiling. You should specify it with --with-distro (see $0 --help for recognized distros)])
97         else
98                 AC_CHECK_FILE(/etc/redhat-release,with_distro="fedora")
99                 AC_CHECK_FILE(/etc/SuSE-release,with_distro="suse")
100                 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
101                 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
102                 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
103         fi
104         if test "z$with_distro" = "z"; then
105                 with_distro=`uname -s`
106         fi
107 fi
108 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]' `
109
110 case $with_distro in
111         fedora)
112                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
113                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
114                 special_dbus_service=messagebus.service
115                 special_syslog_service=rsyslog.service
116                 AC_DEFINE(TARGET_FEDORA, [], [Target is Fedora/RHEL])
117                 ;;
118         suse)
119                 SYSTEM_SYSVINIT_PATH=/etc/init.d
120                 SYSTEM_SYSVRCND_PATH=/etc/init.d
121                 special_dbus_service=dbus.service
122                 special_syslog_service=syslog.service
123                 AC_DEFINE(TARGET_SUSE, [], [Target is OpenSUSE/SLES])
124                 ;;
125         debian)
126                 SYSTEM_SYSVINIT_PATH=/etc/init.d
127                 SYSTEM_SYSVRCND_PATH=/etc
128                 special_dbus_service=dbus.service
129                 special_syslog_service=rsyslog.service
130                 AC_DEFINE(TARGET_DEBIAN, [], [Target is Debian/Ubuntu])
131                 ;;
132         arch)
133                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
134                 SYSTEM_SYSVRCND_PATH=/etc
135                 special_dbus_service=dbus.service
136                 special_syslog_service=syslog-ng.service
137                 AC_DEFINE(TARGET_ARCH, [], [Target is ArchLinux])
138                 ;;
139         gentoo)
140                 SYSTEM_SYSVINIT_PATH=/etc/init.d
141                 SYSTEM_SYSVRCND_PATH=/etc
142                 special_dbus_service=dbus.service
143                 special_syslog_service=syslog-ng.service
144                 AC_DEFINE(TARGET_GENTOO, [], [Target is Gentoo])
145                 ;;
146         none)
147                 SYSTEM_SYSVINIT_PATH=/fix/the/configure/script
148                 SYSTEM_SYSVRCND_PATH=/fix/the/configure/script
149                 special_dbus_service=fix-the-configure-script.service
150                 special_syslog_service=fix-the-configure-script.service
151                 ;;
152         *)
153                 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=none to skip this check])
154                 ;;
155 esac
156
157 AC_SUBST(SYSTEM_SYSVINIT_PATH)
158 AC_SUBST(SYSTEM_SYSVRCND_PATH)
159
160 AM_CONDITIONAL(TARGET_FEDORA, test x"$with_distro" = xfedora)
161 AM_CONDITIONAL(TARGET_SUSE, test x"$with_distro" = xsuse)
162 AM_CONDITIONAL(TARGET_DEBIAN, test x"$with_distro" = xdebian)
163 AM_CONDITIONAL(TARGET_ARCH, test x"$with_distro" = xarch)
164 AM_CONDITIONAL(TARGET_GENTOO, test x"$with_distro" = xgentoo)
165
166 AC_DEFINE_UNQUOTED(SPECIAL_DBUS_SERVICE, ["$special_dbus_service"], [D-Bus service name])
167 AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$special_syslog_service"], [syslog service name])
168
169 AC_OUTPUT([Makefile])
170
171 echo "
172         $PACKAGE_NAME $VERSION
173
174         Distribution:            ${with_distro}
175         SysV init scripts:       ${SYSTEM_SYSVINIT_PATH}
176         SysV rc?.d directories:  ${SYSTEM_SYSVRCND_PATH}
177         Syslog service:          ${special_syslog_service}
178         D-Bus service:           ${special_dbus_service}
179 "