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systemctl: make list-dependencies default to default.target

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This commit is contained in:
Lennart Poettering 2013-01-18 00:36:12 +01:00
parent e608b38a87
commit e31165b262
2 changed files with 21 additions and 15 deletions
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14
man/systemctl.xml
View File

@ -999,12 +999,14 @@
<varlistentry>
<term><command>list-dependencies [NAME]</command></term>
<listitem><para>
Shows required and wanted units of given unit.
Target units are recursively expanded.
When <option>--all</option> is passed
dependency tree is generated for all
subsidiary units.</para>
<listitem><para> Shows required and
wanted units of the specified unit. If
no unit is specified
<filename>default.target</filename> is
implied. Target units are recursively
expanded. When <option>--all</option>
is passed all other units aare
recursively expanded as well.</para>
</listitem>
</varlistentry>
<varlistentry>

22
src/systemctl/systemctl.c
View File

@ -905,20 +905,24 @@ finish:
}
static int list_dependencies(DBusConnection *bus, char **args) {
int r = 0;
_cleanup_free_ char *unit = NULL;
const char *u;
assert(bus);
assert(args[1]);
unit = unit_name_mangle(args[1]);
if (!unit)
return log_oom();
if (args[1]) {
unit = unit_name_mangle(args[1]);
if (!unit)
return log_oom();
u = unit;
} else
u = SPECIAL_DEFAULT_TARGET;
pager_open_if_enabled();
printf("%s\n", unit);
r = list_dependencies_one(bus, unit, 0, NULL, 0);
return r;
puts(u);
return list_dependencies_one(bus, u, 0, NULL, 0);
}
static int dot_one_property(const char *name, const char *prop, DBusMessageIter *iter) {
@ -5301,7 +5305,7 @@ static int systemctl_main(DBusConnection *bus, int argc, char *argv[], DBusError
{ "unmask", MORE, 2, enable_unit },
{ "link", MORE, 2, enable_unit },
{ "switch-root", MORE, 2, switch_root },
{ "list-dependencies", EQUAL, 2, list_dependencies },
{ "list-dependencies", LESS, 2, list_dependencies },
};
int left;