chiark / gitweb /
execute: only reset those signals to the default we really need to reset to the default
[elogind.git] / configure.ac
index c37ab0c9177791923d9c33acb4ff657162fd749b..ffdedeedff94d7e1d6c37a83be0d5060a2206290 100644 (file)
 
 AC_PREREQ(2.63)
 
-AC_INIT([systemd],[0],[mzflfgrzq (at) 0pointer (dot) net])
-AC_CONFIG_SRCDIR([main.c])
+AC_INIT([systemd],[0],[systemd-devel@lists.freedesktop.org])
+AC_CONFIG_SRCDIR([src/main.c])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_HEADERS([config.h])
 
-AM_INIT_AUTOMAKE([foreign 1.11 -Wall -Wno-portability silent-rules tar-pax])
+AM_INIT_AUTOMAKE([foreign 1.11 -Wall -Wno-portability silent-rules tar-pax subdir-objects])
 
-AC_SUBST(PACKAGE_URL, [http://git.0pointer.de/?p=systemd.git])
+AC_SUBST(PACKAGE_URL, [http://www.freedesktop.org/wiki/Software/systemd])
 
 AC_CANONICAL_HOST
 
@@ -37,21 +37,62 @@ AS_IF([test "x$STOW" = "xyes" && test -d /usr/local/stow], [
         ac_default_prefix="/usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION}"
 ])
 
+AC_PROG_MKDIR_P
+AC_PROG_LN_S
+AC_PROG_SED
+
 AC_PROG_CC
 AC_PROG_CC_C99
 AM_PROG_CC_C_O
 AC_PROG_GCC_TRADITIONAL
 AC_USE_SYSTEM_EXTENSIONS
 
-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])
+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])
 
 AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
 AC_SEARCH_LIBS([cap_init], [cap], [], [AC_MSG_ERROR([*** POSIX caps library not found])])
 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
 
 # This makes sure pkg.m4 is available.
-m4_pattern_forbid([^_?PKG_[A-Z_]+$],[pkg.m4 missing, please install pkg-config])
-PKG_CHECK_MODULES(UDEV, [ libudev ])
+m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
+
+PKG_CHECK_MODULES(UDEV, [ libudev >= 154 ])
 AC_SUBST(UDEV_CFLAGS)
 AC_SUBST(UDEV_LIBS)
 
@@ -63,34 +104,33 @@ PKG_CHECK_MODULES(DBUSGLIB, [ dbus-glib-1 ])
 AC_SUBST(DBUSGLIB_CFLAGS)
 AC_SUBST(DBUSGLIB_LIBS)
 
-PKG_CHECK_MODULES(GTK, [ gtk+-2.0 ])
-AC_SUBST(GTK_CFLAGS)
-AC_SUBST(GTK_LIBS)
-
-PKG_CHECK_MODULES( CGROUP, [ libcgroup >= 0.35 ], [],
-    [AC_CHECK_HEADER( [libcgroup.h], [], [AC_MSG_ERROR([*** libcgroup.h not found])], )
-     save_CPPFLAGS="$CPPFLAGS"
-     save_LIBS="$LIBS"
-     CGROUP_LIBS=${CGROUP_LIBS:--lcgroup}
-     LIBS="$LIBS $CGROUP_LIBS"
-     CPPFLAGS="$CPPFLAGS $CGROUP_CFLAGS"
-     AC_MSG_CHECKING([for libcgroup >= 0.35])
-     AC_LINK_IFELSE(
-         [AC_LANG_PROGRAM([[#include <libcgroup.h>]], [[ CGFLAG_DELETE_RECURSIVE; cgroup_init(); ]])],
-         [AC_MSG_RESULT([yes])],
-         [AC_MSG_RESULT([no]); AC_MSG_ERROR([*** systemd needs libcgroup 0.35 or newer])],
-         [${CGROUP_LIBS}])
-     CPPFLAGS="$save_CPPFLAGS"
-     LIBS="$save_LIBS"
-    ])
-
+PKG_CHECK_MODULES(CGROUP, [ libcgroup >= 0.36 ])
 AC_SUBST(CGROUP_CFLAGS)
 AC_SUBST(CGROUP_LIBS)
 
-AM_PROG_VALAC([0.7])
+have_gtk=no
+AC_ARG_ENABLE(gtk, AS_HELP_STRING([--disable-gtk], [disable GTK tools]))
+if test "x$enable_gtk" != "xno"; then
+        PKG_CHECK_MODULES(GTK, [ gtk+-2.0 ],
+                [AC_DEFINE(HAVE_GTK, 1, [Define if GTK is available]) have_gtk=yes], have_gtk=no)
+        AC_SUBST(GTK_CFLAGS)
+        AC_SUBST(GTK_LIBS)
+        if test "x$have_gtk" = xno -a "x$enable_gtk" = xyes; then
+             AC_MSG_ERROR([*** gtk support requested but libraries not found])
+        fi
+fi
+AM_CONDITIONAL(HAVE_GTK, [test "$have_gtk" = "yes"])
+
+AM_PROG_VALAC([0.8])
 AC_SUBST(VAPIDIR)
+AM_CONDITIONAL(HAVE_VALAC, test x"$VALAC" != x)
 
-AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO],[Specify the distribution to target: One of fedora, suse, debian, arch, gentoo, or none]))
+AC_PATH_PROG([XSLTPROC], [xsltproc])
+AM_CONDITIONAL(HAVE_XSLTPROC, test x"$XSLTPROC" != x)
+
+AC_PATH_PROG([M4], [m4])
+
+AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO],[Specify the distribution to target: One of fedora, suse, debian, arch, gentoo, slackware or other]))
 if test "z$with_distro" = "z"; then
         if test "$cross_compiling" = yes; then
                 AC_MSG_WARN([Target distribution cannot be reliably detected when cross-compiling. You should specify it with --with-distro (see $0 --help for recognized distros)])
@@ -100,6 +140,7 @@ if test "z$with_distro" = "z"; then
                 AC_CHECK_FILE(/etc/debian_version,with_distro="debian")
                 AC_CHECK_FILE(/etc/arch-release,with_distro="arch")
                 AC_CHECK_FILE(/etc/gentoo-release,with_distro="gentoo")
+                AC_CHECK_FILE(/etc/slackware-version,with_distro="slackware")
         fi
         if test "z$with_distro" = "z"; then
                 with_distro=`uname -s`
@@ -107,64 +148,126 @@ if test "z$with_distro" = "z"; then
 fi
 with_distro=`echo ${with_distro} | tr '[[:upper:]]' '[[:lower:]]' `
 
+# Default generic names
+SPECIAL_DBUS_SERVICE=dbus.service
+SPECIAL_SYSLOG_SERVICE=syslog.service
+
+# Location of the init scripts as mandated by LSB
+SYSTEM_SYSVINIT_PATH=/etc/init.d
+
+M4_DISTRO_FLAG=
+
 case $with_distro in
         fedora)
                 SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
                 SYSTEM_SYSVRCND_PATH=/etc/rc.d
-                special_dbus_service=messagebus.service
-                special_syslog_service=rsyslog.service
+
+                # A little background why we define these special unit
+                # names here in configure.ac: SysV services currently
+                # cannot have aliases. As long as syslog is started
+                # via a SysV init script we hence define these names
+                # to the actual SysV name here. Later on when SysV
+                # init scripts are not used anymore it is advisable to
+                # use the generic names instead and use symlinks in
+                # the unit directories to point to the right native
+                # unit file.
+
+                SPECIAL_DBUS_SERVICE=messagebus.service
+                SPECIAL_SYSLOG_SERVICE=rsyslog.service
                 AC_DEFINE(TARGET_FEDORA, [], [Target is Fedora/RHEL])
+                M4_DISTRO_FLAG=-DTARGET_FEDORA=1
                 ;;
         suse)
-                SYSTEM_SYSVINIT_PATH=/etc/init.d
                 SYSTEM_SYSVRCND_PATH=/etc/init.d
-                special_dbus_service=dbus.service
-                special_syslog_service=syslog.service
-                AC_DEFINE(TARGET_SUSE, [], [Target is OpenSUSE/SLES])
+                AC_DEFINE(TARGET_SUSE, [], [Target is OpenSUSE/SLE])
+                M4_DISTRO_FLAG=-DTARGET_SUSE=1
                 ;;
         debian)
-                SYSTEM_SYSVINIT_PATH=/etc/init.d
                 SYSTEM_SYSVRCND_PATH=/etc
-                special_dbus_service=dbus.service
-                special_syslog_service=rsyslog.service
+                SPECIAL_SYSLOG_SERVICE=rsyslog.service
                 AC_DEFINE(TARGET_DEBIAN, [], [Target is Debian/Ubuntu])
+                M4_DISTRO_FLAG=-DTARGET_DEBIAN=1
                 ;;
         arch)
                 SYSTEM_SYSVINIT_PATH=/etc/rc.d
                 SYSTEM_SYSVRCND_PATH=/etc
-                special_dbus_service=dbus.service
-                special_syslog_service=syslog-ng.service
+                SPECIAL_SYSLOG_SERVICE=syslog-ng.service
                 AC_DEFINE(TARGET_ARCH, [], [Target is ArchLinux])
+                M4_DISTRO_FLAG=-DTARGET_ARCH=1
                 ;;
         gentoo)
-                SYSTEM_SYSVINIT_PATH=/etc/init.d
                 SYSTEM_SYSVRCND_PATH=/etc
-                special_dbus_service=dbus.service
-                special_syslog_service=syslog-ng.service
+                SPECIAL_SYSLOG_SERVICE=syslog-ng.service
                 AC_DEFINE(TARGET_GENTOO, [], [Target is Gentoo])
+                M4_DISTRO_FLAG=-DTARGET_GENTOO=1
+                ;;
+        slackware)
+                SYSTEM_SYSVINIT_PATH=/etc/rc.d/init.d
+                SYSTEM_SYSVRCND_PATH=/etc/rc.d
+                SPECIAL_DBUS_SERVICE=messagebus.service
+                AC_DEFINE(TARGET_SLACKWARE, [], [Target is Slackware])
+                M4_DISTRO_FLAG=-DTARGET_SLACKWARE=1
                 ;;
-        none)
-                SYSTEM_SYSVINIT_PATH=/fix/the/configure/script
-                SYSTEM_SYSVRCND_PATH=/fix/the/configure/script
-                special_dbus_service=fix-the-configure-script.service
-                special_syslog_service=fix-the-configure-script.service
+        other)
+                AS_IF([test "x$with_sysvinit_path" = "x"],
+                        [AC_MSG_ERROR([With --distro=other, you must pass --with-sysvinit-path= to configure])])
+                AS_IF([test "x$with_sysvrcd_path" = "x"],
+                        [AC_MSG_ERROR([With --distro=other, you must pass --with-sysvrcd-path= to configure])])
+                AS_IF([test "x$with_dbus_service" = "x"],
+                        [AC_MSG_ERROR([With --distro=other, you must pass --with-dbus-service= to configure])])
+                AS_IF([test "x$with_syslog_service" = "x"],
+                        [AC_MSG_ERROR([With --distro=other, you must pass --with-syslog-service= to configure])])
                 ;;
         *)
-                AC_MSG_ERROR([Your distribution (${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])
+                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])
                 ;;
 esac
 
+AC_ARG_WITH([sysvinit-path],
+       [AS_HELP_STRING([--with-sysvinit-path=PATH],
+               [Specify the path to where the SysV init scripts are located @<:@default=based on distro@:>@])],
+       [SYSTEM_SYSVINIT_PATH="$withval"],
+       [])
+
+AC_ARG_WITH([sysvrcd-path],
+        [AS_HELP_STRING([--with-sysvrcd-path=PATH],
+                [Specify the path to the base directory for the SysV rcN.d directories @<:@default=based on distro@:>@])],
+        [SYSTEM_SYSVRCND_PATH="$withval"],
+        [])
+
+AC_ARG_WITH([dbus-service],
+        [AS_HELP_STRING([--with-dbus-service=PATH],
+                [Specify the name of the special DBus service @<:@default=based on distro@:>@])],
+        [SPECIAL_DBUS_SERVICE="$withval"],
+        [])
+
+AC_ARG_WITH([syslog-service],
+        [AS_HELP_STRING([--with-syslog-service=PATH],
+                [Specify the name of the special syslog service @<:@default=based on distro@:>@])],
+        [SPECIAL_SYSLOG_SERVICE="$withval"],
+        [])
+
 AC_SUBST(SYSTEM_SYSVINIT_PATH)
 AC_SUBST(SYSTEM_SYSVRCND_PATH)
+AC_SUBST(SPECIAL_DBUS_SERVICE)
+AC_SUBST(SPECIAL_SYSLOG_SERVICE)
+AC_SUBST(M4_DISTRO_FLAG)
 
 AM_CONDITIONAL(TARGET_FEDORA, test x"$with_distro" = xfedora)
 AM_CONDITIONAL(TARGET_SUSE, test x"$with_distro" = xsuse)
 AM_CONDITIONAL(TARGET_DEBIAN, test x"$with_distro" = xdebian)
 AM_CONDITIONAL(TARGET_ARCH, test x"$with_distro" = xarch)
 AM_CONDITIONAL(TARGET_GENTOO, test x"$with_distro" = xgentoo)
+AM_CONDITIONAL(TARGET_SLACKWARE, test x"$with_distro" = xslackware)
+
+AC_DEFINE_UNQUOTED(SPECIAL_DBUS_SERVICE, ["$SPECIAL_DBUS_SERVICE"], [D-Bus service name])
+AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$SPECIAL_SYSLOG_SERVICE"], [Syslog service name])
 
-AC_DEFINE_UNQUOTED(SPECIAL_DBUS_SERVICE, ["$special_dbus_service"], [D-Bus service name])
-AC_DEFINE_UNQUOTED(SPECIAL_SYSLOG_SERVICE, ["$special_syslog_service"], [syslog service name])
+AC_ARG_WITH([udevrulesdir],
+        AS_HELP_STRING([--with-udevrulesdir=DIR], [Diectory for udev rules]),
+        [],
+        [with_udevrulesdir=/lib/udev/rules.d])
+AC_SUBST([udevrulesdir], [$with_udevrulesdir])
 
 AC_OUTPUT([Makefile])
 
@@ -174,6 +277,8 @@ echo "
         Distribution:            ${with_distro}
         SysV init scripts:       ${SYSTEM_SYSVINIT_PATH}
         SysV rc?.d directories:  ${SYSTEM_SYSVRCND_PATH}
-        Syslog service:          ${special_syslog_service}
-        D-Bus service:           ${special_dbus_service}
+        Syslog service:          ${SPECIAL_SYSLOG_SERVICE}
+        D-Bus service:           ${SPECIAL_DBUS_SERVICE}
+        Gtk:                     ${have_gtk}
+        udev rules dir:          ${with_udevrulesdir}
 "