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build-sys: make loadable module support optional

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kmod is unecessary if loadable module support is disabled in the kernel,
so make the dependency optional.
This commit is contained in:
Tom Gundersen 2012-11-20 01:24:32 +01:00
parent 1d0b59f932
commit e30431623a
8 changed files with 75 additions and 17 deletions
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62
Makefile.am
View File

@ -234,7 +234,6 @@ rootlibexec_PROGRAMS = \
systemd-update-utmp \
systemd-shutdownd \
systemd-shutdown \
systemd-modules-load \
systemd-remount-fs \
systemd-reply-password \
systemd-fsck \
@ -243,6 +242,11 @@ rootlibexec_PROGRAMS = \
systemd-sysctl \
systemd-sleep
if HAVE_KMOD
rootlibexec_PROGRAMS += \
systemd-modules-load
endif
systemgenerator_PROGRAMS = \
systemd-getty-generator \
systemd-fstab-generator \
@ -323,7 +327,6 @@ nodist_systemunit_DATA = \
units/console-getty.service \
units/systemd-initctl.service \
units/systemd-shutdownd.service \
units/systemd-modules-load.service \
units/systemd-remount-fs.service \
units/systemd-update-utmp-runlevel.service \
units/systemd-update-utmp-shutdown.service \
@ -349,6 +352,11 @@ nodist_systemunit_DATA = \
units/systemd-udev-settle.service \
units/debug-shell.service
if HAVE_KMOD
nodist_systemunit_DATA += \
units/systemd-modules-load.service
endif
dist_userunit_DATA = \
units/user/default.target \
units/user/exit.target
@ -364,7 +372,6 @@ EXTRA_DIST += \
units/rescue.service.m4.in \
units/systemd-initctl.service.in \
units/systemd-shutdownd.service.in \
units/systemd-modules-load.service.in \
units/systemd-remount-fs.service.in \
units/systemd-update-utmp-runlevel.service.in \
units/systemd-update-utmp-shutdown.service.in \
@ -393,6 +400,11 @@ EXTRA_DIST += \
introspect.awk \
man/custom-html.xsl
if HAVE_KMOD
EXTRA_DIST += \
units/systemd-modules-load.service.in
endif
if TARGET_FEDORA
dist_systemunit_DATA += \
units/fedora/rc-local.service \
@ -481,8 +493,6 @@ MANPAGES = \
man/locale.conf.5 \
man/os-release.5 \
man/machine-info.5 \
man/modules-load.d.5 \
man/systemd-modules-load.service.8 \
man/sysctl.d.5 \
man/systemd-sysctl.service.8 \
man/systemd-ask-password.1 \
@ -531,7 +541,6 @@ MANPAGES_ALIAS = \
man/reboot.8 \
man/poweroff.8 \
man/init.1 \
man/systemd-modules-load.8 \
man/systemd-sysctl.8 \
man/systemd-journald.socket.8 \
man/systemd-journald.8 \
@ -603,10 +612,18 @@ MANPAGES_ALIAS = \
man/sd_journal_restart_unique.3 \
man/SD_JOURNAL_FOREACH_UNIQUE.3
if HAVE_KMOD
MANPAGES += \
man/modules-load.d.5 \
man/systemd-modules-load.service.8
MANPAGES_ALIAS += \
man/systemd-modules-load.8
man/systemd-modules-load.8: man/systemd-modules-load.service.8
endif
man/reboot.8: man/halt.8
man/poweroff.8: man/halt.8
man/init.1: man/systemd.1
man/systemd-modules-load.8: man/systemd-modules-load.service.8
man/systemd-sysctl.8: man/systemd-sysctl.service.8
man/systemd-journald.socket.8: man/systemd-journald.service.8
man/systemd-journald.8: man/systemd-journald.service.8
@ -1015,8 +1032,6 @@ libsystemd_core_la_SOURCES = \
src/core/selinux-setup.h \
src/core/ima-setup.c \
src/core/ima-setup.h \
src/core/kmod-setup.c \
src/core/kmod-setup.h \
src/core/locale-setup.h \
src/core/locale-setup.c \
src/core/hostname-setup.c \
@ -1052,6 +1067,12 @@ libsystemd_core_la_SOURCES = \
src/core/audit-fd.c \
src/core/audit-fd.h
if HAVE_KMOD
libsystemd_core_la_SOURCES += \
src/core/kmod-setup.c \
src/core/kmod-setup.h
endif
nodist_libsystemd_core_la_SOURCES = \
src/core/load-fragment-gperf.c \
src/core/load-fragment-gperf-nulstr.c \
@ -1406,6 +1427,7 @@ systemd_shutdown_LDADD = \
libsystemd-shared.la \
libudev.la
if HAVE_KMOD
# ------------------------------------------------------------------------------
systemd_modules_load_SOURCES = \
src/modules-load/modules-load.c
@ -1417,6 +1439,7 @@ systemd_modules_load_CFLAGS = \
systemd_modules_load_LDADD = \
libsystemd-shared.la \
$(KMOD_LIBS)
endif
# ------------------------------------------------------------------------------
systemd_tmpfiles_SOURCES = \
@ -1836,9 +1859,13 @@ dist_udevrules_DATA += \
rules/75-net-description.rules \
rules/75-tty-description.rules \
rules/78-sound-card.rules \
rules/80-drivers.rules \
rules/95-udev-late.rules
if HAVE_KMOD
dist_udevrules_DATA += \
rules/80-drivers.rules
endif
dist_udevhwdb_DATA = \
hwdb/20-pci-vendor-product.hwdb \
hwdb/20-pci-classes.hwdb \
@ -1904,7 +1931,6 @@ libudev_core_la_SOURCES = \
src/udev/udev-builtin-firmware.c \
src/udev/udev-builtin-hwdb.c \
src/udev/udev-builtin-input_id.c \
src/udev/udev-builtin-kmod.c \
src/udev/udev-builtin-net_id.c \
src/udev/udev-builtin-path_id.c \
src/udev/udev-builtin-usb_id.c \
@ -1926,6 +1952,11 @@ libudev_core_la_CPPFLAGS = \
$(AM_CPPFLAGS) \
-DFIRMWARE_PATH="$(FIRMWARE_PATH)"
if HAVE_KMOD
libudev_core_la_SOURCES += \
src/udev/udev-builtin-kmod.c
endif
if HAVE_BLKID
libudev_core_la_SOURCES += \
src/udev/udev-builtin-blkid.c
@ -4026,7 +4057,6 @@ systemd-install-data-hook:
sys-kernel-config.mount \
sys-kernel-debug.mount \
sys-fs-fuse-connections.mount \
systemd-modules-load.service \
systemd-tmpfiles-setup.service \
systemd-sysctl.service \
systemd-ask-password-console.path && \
@ -4035,7 +4065,6 @@ systemd-install-data-hook:
$(LN_S) ../sys-kernel-config.mount sys-kernel-config.mount && \
$(LN_S) ../sys-kernel-debug.mount sys-kernel-debug.mount && \
$(LN_S) ../sys-fs-fuse-connections.mount sys-fs-fuse-connections.mount && \
$(LN_S) ../systemd-modules-load.service systemd-modules-load.service && \
$(LN_S) ../systemd-tmpfiles-setup.service systemd-tmpfiles-setup.service && \
$(LN_S) ../systemd-sysctl.service systemd-sysctl.service && \
$(LN_S) ../systemd-ask-password-console.path systemd-ask-password-console.path )
@ -4046,6 +4075,13 @@ systemd-install-data-hook:
rm -f org.freedesktop.systemd1.service && \
$(LN_S) ../system-services/org.freedesktop.systemd1.service org.freedesktop.systemd1.service )
if HAVE_KMOD
( cd $(DESTDIR)$(systemunitdir)/sysinit.target.wants && \
rm -f systemd-modules-load.service && \
$(LN_S) ../systemd-modules-load.service systemd-modules-load.service )
endif
if TARGET_FEDORA
( cd $(DESTDIR)$(systemunitdir) && \
rm -f display-manager.service single.service && \

4
README
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@ -40,8 +40,8 @@ REQUIREMENTS:
optional but strongly recommended: autofs4, ipv6
dbus >= 1.4.0
libcap
libblkid >= 2.20 (from util-linux)
libkmod >= 5
libblkid >= 2.20 (from util-linux) (optional)
libkmod >= 5 (optional)
PAM >= 1.1.2 (optional)
libcryptsetup (optional)
libaudit (optional)

14
configure.ac
View File

@ -193,7 +193,18 @@ AC_CHECK_DECLS([gettid, pivot_root, name_to_handle_at], [], [], [[#include <sys/
m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.3.2])
PKG_CHECK_MODULES(KMOD, [libkmod >= 5])
# ------------------------------------------------------------------------------
have_kmod=no
AC_ARG_ENABLE(kmod, AS_HELP_STRING([--disable-kmod], [disable loadable modules support]))
if test "x$enable_kmod" != "xno"; then
PKG_CHECK_MODULES(KMOD, [ libkmod >= 5 ],
[AC_DEFINE(HAVE_KMOD, 1, [Define if kmod is available]) have_kmod=yes], have_kmod=no)
if test "x$have_kmod" = xno -a "x$enable_kmod" = xyes; then
AC_MSG_ERROR([*** kmod support requested but libraries not found])
fi
fi
AM_CONDITIONAL(HAVE_KMOD, [test "$have_kmod" = "yes"])
# ------------------------------------------------------------------------------
have_blkid=no
@ -860,6 +871,7 @@ AC_MSG_RESULT([
timedated: ${have_timedated}
localed: ${have_localed}
coredump: ${have_coredump}
kmod: ${have_kmod}
blkid: ${have_blkid}
firmware path: ${FIRMWARE_PATH}
gudev: ${enable_gudev}

1
rules/75-probe_mtd.rules
View File

@ -3,6 +3,5 @@
ACTION!="add", GOTO="mtd_probe_end"
KERNEL=="mtd*ro", IMPORT{program}="mtd_probe $devnode"
KERNEL=="mtd*ro", ENV{MTD_FTL}=="smartmedia", IMPORT{builtin}="kmod load sm_ftl"
LABEL="mtd_probe_end"

1
rules/80-drivers.rules
View File

@ -8,5 +8,6 @@ SUBSYSTEM=="tifm", ENV{TIFM_CARD_TYPE}=="MS", IMPORT{builtin}="kmod load tifm_ms
SUBSYSTEM=="memstick", IMPORT{builtin}="kmod load ms_block mspro_block"
SUBSYSTEM=="i2o", IMPORT{builtin}="kmod load i2o_block"
SUBSYSTEM=="module", KERNEL=="parport_pc", RUN{builtin}="kmod load ppdev"
KERNEL=="mtd*ro", ENV{MTD_FTL}=="smartmedia", IMPORT{builtin}="kmod load sm_ftl"
LABEL="drivers_end"

4
src/core/main.c
View File

@ -55,7 +55,9 @@
#include "mount-setup.h"
#include "loopback-setup.h"
#ifdef HAVE_KMOD
#include "kmod-setup.h"
#endif
#include "hostname-setup.h"
#include "machine-id-setup.h"
#include "locale-setup.h"
@ -1574,7 +1576,9 @@ int main(int argc, char *argv[]) {
if (arg_show_status || plymouth_running())
status_welcome();
#ifdef HAVE_KMOD
kmod_setup();
#endif
hostname_setup();
machine_id_setup();
loopback_setup();

2
src/udev/udev-builtin.c
View File

@ -37,7 +37,9 @@ static const struct udev_builtin *builtins[] = {
[UDEV_BUILTIN_FIRMWARE] = &udev_builtin_firmware,
[UDEV_BUILTIN_HWDB] = &udev_builtin_hwdb,
[UDEV_BUILTIN_INPUT_ID] = &udev_builtin_input_id,
#ifdef HAVE_KMOD
[UDEV_BUILTIN_KMOD] = &udev_builtin_kmod,
#endif
[UDEV_BUILTIN_NET_ID] = &udev_builtin_net_id,
[UDEV_BUILTIN_PATH_ID] = &udev_builtin_path_id,
[UDEV_BUILTIN_USB_ID] = &udev_builtin_usb_id,

4
src/udev/udev.h
View File

@ -141,7 +141,9 @@ enum udev_builtin_cmd {
UDEV_BUILTIN_FIRMWARE,
UDEV_BUILTIN_HWDB,
UDEV_BUILTIN_INPUT_ID,
#ifdef HAVE_KMOD
UDEV_BUILTIN_KMOD,
#endif
UDEV_BUILTIN_NET_ID,
UDEV_BUILTIN_PATH_ID,
UDEV_BUILTIN_USB_ID,
@ -166,7 +168,9 @@ extern const struct udev_builtin udev_builtin_btrfs;
extern const struct udev_builtin udev_builtin_firmware;
extern const struct udev_builtin udev_builtin_hwdb;
extern const struct udev_builtin udev_builtin_input_id;
#ifdef HAVE_KMOD
extern const struct udev_builtin udev_builtin_kmod;
#endif
extern const struct udev_builtin udev_builtin_net_id;
extern const struct udev_builtin udev_builtin_path_id;
extern const struct udev_builtin udev_builtin_usb_id;