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rc-update: add option to remove a service from all runlevels

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The -a option,which only applies to the del command, is used to remove a
service from all runlevels.

X-Gentoo-Bug: 497740
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=497740
This commit is contained in:
Benda Xu 2014-01-13 09:18:40 -06:00 committed by William Hubbs
parent 54ab12d218
commit abadaa04ab
2 changed files with 28 additions and 6 deletions
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10
man/rc-update.8
View File

@ -21,7 +21,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.Dd May 2, 2009
.Dd Jan 13, 2014
.Dt RC-UPDATE 8 SMM
.Os OpenRC
.Sh NAME
@ -35,6 +35,7 @@
.Op Ar runlevel ...
.Nm
.Op Fl s , -stack
.Op Fl a , -all
.Ar delete
.Ar service
.Op Ar runlevel ...
@ -86,9 +87,16 @@ If the
.Fl s , -stack
option is given then we either add or remove the runlevel from the runlevel.
This allows inheritance of runlevels.
If the
.Fl a, -all
option is given, we remove the service from all runlevels. This is
useful, for example, to clean up the dangling symlinks after a service
is removed.
.Sh SEE ALSO
.Xr openrc 8 ,
.Xr openrc-run 8 ,
.Xr rc-status 8
.Sh AUTHORS
.An Roy Marples <roy@marples.name>
.An The OpenRC Team <openrc@gentoo.org>

24
src/rc/rc-update.c
View File

@ -199,13 +199,15 @@ show(RC_STRINGLIST *runlevels, bool verbose)
"Usage: rc-update [options] add <service> [<runlevel>...]\n" \
" or: rc-update [options] del <service> [<runlevel>...]\n" \
" or: rc-update [options] [show [<runlevel>...]]"
#define getoptstring "su" getoptstring_COMMON
#define getoptstring "asu" getoptstring_COMMON
static const struct option longopts[] = {
{ "all", 0, NULL, 'a' },
{ "stack", 0, NULL, 's' },
{ "update", 0, NULL, 'u' },
longopts_COMMON
};
static const char * const longopts_help[] = {
"Process all runlevels",
"Stack a runlevel instead of a service",
"Force an update of the dependency tree",
longopts_help_COMMON
@ -225,7 +227,7 @@ rc_update(int argc, char **argv)
char *service = NULL;
char *p;
int action = 0;
bool verbose = false, stack = false;
bool verbose = false, stack = false, all_runlevels = false;
int opt;
int retval = EXIT_FAILURE;
int num_updated = 0;
@ -235,6 +237,9 @@ rc_update(int argc, char **argv)
while ((opt = getopt_long(argc, argv, getoptstring,
longopts, (int *)0)) != -1)
switch (opt) {
case 'a':
all_runlevels = true;
break;
case 's':
stack = true;
break;
@ -306,6 +311,10 @@ rc_update(int argc, char **argv)
eerror ("%s: no service specified", applet);
else {
if (action & DOADD) {
if (all_runlevels) {
rc_stringlist_free(runlevels);
eerrorx("%s: the -a option is invalid with add", applet);
}
actfunc = stack ? addstack : add;
} else if (action & DODELETE) {
actfunc = stack ? delstack : delete;
@ -315,9 +324,14 @@ rc_update(int argc, char **argv)
}
if (!TAILQ_FIRST(runlevels)) {
p = rc_runlevel_get();
rc_stringlist_add(runlevels, p);
free(p);
if (all_runlevels) {
free(runlevels);
runlevels = rc_runlevel_list();
} else {
p = rc_runlevel_get();
rc_stringlist_add(runlevels, p);
free(p);
}
}
if (!TAILQ_FIRST(runlevels)) {