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systemd/0399-make-utmp-wtmp-support-configurable.patch
Zbigniew Jędrzejewski-Szmek 62fe9450da Update to latest git
2014-10-07 15:51:56 -04:00

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From 37161c5148396448921841ae1026b281c7949652 Mon Sep 17 00:00:00 2001
From: Emil Renner Berthing <systemd@esmil.dk>
Date: Wed, 24 Sep 2014 17:25:00 +0200
Subject: [PATCH] make utmp/wtmp support configurable
This adds --disable-utmp option to configure. If it is used, all
utmp-related functionality, including querying runlevel support,
is removed.
---
Makefile-man.am | 29 +++++++++++++++++------------
Makefile.am | 26 +++++++++++++++++++++-----
configure.ac | 11 +++++++++++
man/runlevel.xml | 3 ++-
man/systemd-update-utmp.service.xml | 2 +-
src/core/build.h | 7 +++++++
src/shared/utmp-wtmp.h | 28 ++++++++++++++++++++++++++++
7 files changed, 87 insertions(+), 19 deletions(-)
diff --git a/Makefile-man.am b/Makefile-man.am
index bd5306e676..2b3fa95e70 100644
--- a/Makefile-man.am
+++ b/Makefile-man.am
@@ -23,7 +23,6 @@ MANPAGES += \
man/machine-id.5 \
man/machine-info.5 \
man/os-release.5 \
- man/runlevel.8 \
man/sd-daemon.3 \
man/sd-id128.3 \
man/sd-journal.3 \
@@ -93,7 +92,6 @@ MANPAGES += \
man/systemd-tty-ask-password-agent.1 \
man/systemd-udevd.service.8 \
man/systemd-update-done.service.8 \
- man/systemd-update-utmp.service.8 \
man/systemd.1 \
man/systemd.automount.5 \
man/systemd.device.5 \
@@ -227,8 +225,6 @@ MANPAGES_ALIAS += \
man/systemd-udevd-kernel.socket.8 \
man/systemd-udevd.8 \
man/systemd-update-done.8 \
- man/systemd-update-utmp-runlevel.service.8 \
- man/systemd-update-utmp.8 \
man/systemd-user.conf.5
man/SD_ALERT.3: man/sd-daemon.3
man/SD_CRIT.3: man/sd-daemon.3
@@ -334,8 +330,6 @@ man/systemd-udevd-control.socket.8: man/systemd-udevd.service.8
man/systemd-udevd-kernel.socket.8: man/systemd-udevd.service.8
man/systemd-udevd.8: man/systemd-udevd.service.8
man/systemd-update-done.8: man/systemd-update-done.service.8
-man/systemd-update-utmp-runlevel.service.8: man/systemd-update-utmp.service.8
-man/systemd-update-utmp.8: man/systemd-update-utmp.service.8
man/systemd-user.conf.5: man/systemd-system.conf.5
man/SD_ALERT.html: man/sd-daemon.html
$(html-alias)
@@ -649,12 +643,6 @@ man/systemd-udevd.html: man/systemd-udevd.service.html
man/systemd-update-done.html: man/systemd-update-done.service.html
$(html-alias)
-man/systemd-update-utmp-runlevel.service.html: man/systemd-update-utmp.service.html
- $(html-alias)
-
-man/systemd-update-utmp.html: man/systemd-update-utmp.service.html
- $(html-alias)
-
man/systemd-user.conf.html: man/systemd-system.conf.html
$(html-alias)
@@ -1509,6 +1497,23 @@ MANPAGES_ALIAS += \
endif
+if HAVE_UTMP
+MANPAGES += \
+ man/runlevel.8 \
+ man/systemd-update-utmp.service.8
+MANPAGES_ALIAS += \
+ man/systemd-update-utmp-runlevel.service.8 \
+ man/systemd-update-utmp.8
+man/systemd-update-utmp-runlevel.service.8: man/systemd-update-utmp.service.8
+man/systemd-update-utmp.8: man/systemd-update-utmp.service.8
+man/systemd-update-utmp-runlevel.service.html: man/systemd-update-utmp.service.html
+ $(html-alias)
+
+man/systemd-update-utmp.html: man/systemd-update-utmp.service.html
+ $(html-alias)
+
+endif
+
# Really, do not edit this file.
EXTRA_DIST += \
diff --git a/Makefile.am b/Makefile.am
index 0f54c5c014..e0cba76329 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -378,7 +378,6 @@ rootlibexec_PROGRAMS = \
systemd \
systemd-cgroups-agent \
systemd-initctl \
- systemd-update-utmp \
systemd-shutdownd \
systemd-shutdown \
systemd-remount-fs \
@@ -391,6 +390,11 @@ rootlibexec_PROGRAMS = \
systemd-socket-proxyd \
systemd-update-done
+if HAVE_UTMP
+rootlibexec_PROGRAMS += \
+ systemd-update-utmp
+endif
+
systemgenerator_PROGRAMS = \
systemd-getty-generator \
systemd-fstab-generator \
@@ -517,8 +521,6 @@ nodist_systemunit_DATA = \
units/systemd-initctl.service \
units/systemd-shutdownd.service \
units/systemd-remount-fs.service \
- units/systemd-update-utmp.service \
- units/systemd-update-utmp-runlevel.service \
units/systemd-ask-password-wall.service \
units/systemd-ask-password-console.service \
units/systemd-sysctl.service \
@@ -544,6 +546,12 @@ nodist_systemunit_DATA = \
units/systemd-nspawn@.service \
units/systemd-update-done.service
+if HAVE_UTMP
+nodist_systemunit_DATA += \
+ units/systemd-update-utmp.service \
+ units/systemd-update-utmp-runlevel.service
+endif
+
dist_userunit_DATA = \
units/user/basic.target \
units/user/default.target \
@@ -804,7 +812,6 @@ libsystemd_shared_la_SOURCES = \
src/shared/cgroup-show.h \
src/shared/unit-name.c \
src/shared/unit-name.h \
- src/shared/utmp-wtmp.c \
src/shared/utmp-wtmp.h \
src/shared/watchdog.c \
src/shared/watchdog.h \
@@ -878,6 +885,11 @@ libsystemd_shared_la_SOURCES = \
src/shared/switch-root.c \
src/shared/nss-util.h
+if HAVE_UTMP
+libsystemd_shared_la_SOURCES += \
+ src/shared/utmp-wtmp.c
+endif
+
nodist_libsystemd_shared_la_SOURCES = \
src/shared/errno-from-name.h \
src/shared/errno-to-name.h \
@@ -5856,6 +5868,7 @@ SOCKETS_TARGET_WANTS += \
systemd-initctl.socket \
systemd-shutdownd.socket
+if HAVE_UTMP
if HAVE_SYSV_COMPAT
RUNLEVEL1_TARGET_WANTS += \
systemd-update-utmp-runlevel.service
@@ -5870,7 +5883,10 @@ RUNLEVEL5_TARGET_WANTS += \
endif
SYSINIT_TARGET_WANTS += \
- systemd-update-utmp.service \
+ systemd-update-utmp.service
+endif
+
+SYSINIT_TARGET_WANTS += \
systemd-update-done.service
LOCAL_FS_TARGET_WANTS += \
diff --git a/configure.ac b/configure.ac
index 84644e163f..e33c8f75ac 100644
--- a/configure.ac
+++ b/configure.ac
@@ -346,6 +346,16 @@ AS_IF([test "x$enable_dbus" != "xno"], [
AM_CONDITIONAL(HAVE_DBUS, [test "$have_dbus" = "yes"])
# ------------------------------------------------------------------------------
+have_utmp=yes
+AC_ARG_ENABLE([utmp], AS_HELP_STRING([--disable-utmp], [disable utmp/wtmp log handling]),
+ AS_CASE("x${enableval}",
+ [xyes], [have_utmp=yes],
+ [xno], [have_utmp=no],
+ AC_MSG_ERROR(bad value ${enableval} for --enable-utmp)))
+AS_IF([test "x$have_utmp" = "xyes"], [AC_DEFINE(HAVE_UTMP, 1, [Define if utmp/wtmp support is enabled])])
+AM_CONDITIONAL([HAVE_UTMP], [test "x$have_utmp" = "xyes"])
+
+# ------------------------------------------------------------------------------
have_compat_libs=no
AC_ARG_ENABLE([compat_libs], AS_HELP_STRING([--enable-compat-libs],[Enable creation of compatibility libraries]),
[case "${enableval}" in
@@ -1372,6 +1382,7 @@ AC_MSG_RESULT([
Split /usr: ${enable_split_usr}
SysV compatibility: ${SYSTEM_SYSV_COMPAT}
compatibility libraries: ${have_compat_libs}
+ utmp/wtmp support: ${have_utmp}
prefix: ${prefix}
rootprefix: ${with_rootprefix}
diff --git a/man/runlevel.xml b/man/runlevel.xml
index 976753a737..db9a436724 100644
--- a/man/runlevel.xml
+++ b/man/runlevel.xml
@@ -22,7 +22,8 @@
-->
<refentry id="runlevel"
- xmlns:xi="http://www.w3.org/2001/XInclude">
+ xmlns:xi="http://www.w3.org/2001/XInclude"
+ conditional="HAVE_UTMP">
<refentryinfo>
<title>runlevel</title>
diff --git a/man/systemd-update-utmp.service.xml b/man/systemd-update-utmp.service.xml
index 7d9e32e60a..caa1d8f568 100644
--- a/man/systemd-update-utmp.service.xml
+++ b/man/systemd-update-utmp.service.xml
@@ -19,7 +19,7 @@
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
-->
-<refentry id="systemd-update-utmp.service">
+<refentry id="systemd-update-utmp.service" conditional="HAVE_UTMP">
<refentryinfo>
<title>systemd-update-utmp.service</title>
diff --git a/src/core/build.h b/src/core/build.h
index a7f12a33e4..d5e55506cf 100644
--- a/src/core/build.h
+++ b/src/core/build.h
@@ -63,6 +63,12 @@
#define _SYSVINIT_FEATURE_ "-SYSVINIT"
#endif
+#ifdef HAVE_UTMP
+#define _UTMP_FEATURE_ "+UTMP"
+#else
+#define _UTMP_FEATURE_ "-UTMP"
+#endif
+
#ifdef HAVE_LIBCRYPTSETUP
#define _LIBCRYPTSETUP_FEATURE_ "+LIBCRYPTSETUP"
#else
@@ -137,6 +143,7 @@
_APPARMOR_FEATURE_ " " \
_SMACK_FEATURE_ " " \
_SYSVINIT_FEATURE_ " " \
+ _UTMP_FEATURE_ " " \
_LIBCRYPTSETUP_FEATURE_ " " \
_GCRYPT_FEATURE_ " " \
_GNUTLS_FEATURE_ " " \
diff --git a/src/shared/utmp-wtmp.h b/src/shared/utmp-wtmp.h
index 040a16e746..87d004e615 100644
--- a/src/shared/utmp-wtmp.h
+++ b/src/shared/utmp-wtmp.h
@@ -23,6 +23,7 @@
#include "util.h"
+#ifdef HAVE_UTMP
int utmp_get_runlevel(int *runlevel, int *previous);
int utmp_put_shutdown(void);
@@ -33,3 +34,30 @@ int utmp_put_dead_process(const char *id, pid_t pid, int code, int status);
int utmp_put_init_process(const char *id, pid_t pid, pid_t sid, const char *line);
int utmp_wall(const char *message, const char *username, bool (*match_tty)(const char *tty));
+
+#else /* HAVE_UTMP */
+
+static inline int utmp_get_runlevel(int *runlevel, int *previous) {
+ return -ESRCH;
+}
+static inline int utmp_put_shutdown(void) {
+ return 0;
+}
+static inline int utmp_put_reboot(usec_t timestamp) {
+ return 0;
+}
+static inline int utmp_put_runlevel(int runlevel, int previous) {
+ return 0;
+}
+static inline int utmp_put_dead_process(const char *id, pid_t pid, int code, int status) {
+ return 0;
+}
+static inline int utmp_put_init_process(const char *id, pid_t pid, pid_t sid, const char *line) {
+ return 0;
+}
+static inline int utmp_wall(const char *message, const char *username,
+ bool (*match_tty)(const char *tty)) {
+ return 0;
+}
+
+#endif /* HAVE_UTMP */
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