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Make the provided code a little more readable and fix a bug when calculating provided services changing from single to default runlevel

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This commit is contained in:
Roy Marples 2007-07-02 22:05:38 +00:00
parent d6c72cc87c
commit 3a9375c7df
1 changed files with 43 additions and 30 deletions
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73
src/librc-depend.c
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@ -190,11 +190,12 @@ static bool valid_service (const char *runlevel, const char *service)
static bool get_provided1 (const char *runlevel, struct lhead *providers,
rc_deptype_t *deptype,
const char *level, bool coldplugged,
bool started, bool inactive)
rc_service_state_t state)
{
char *service;
int i;
bool retval = false;
char *bootlevel = getenv ("RC_BOOTLEVEL");
STRLIST_FOREACH (deptype->services, service, i)
{
@ -204,19 +205,27 @@ static bool get_provided1 (const char *runlevel, struct lhead *providers,
else if (coldplugged)
ok = (rc_service_state (service, rc_service_coldplugged) &&
! rc_service_in_runlevel (service, runlevel) &&
! rc_service_in_runlevel (service, RC_LEVEL_BOOT));
! rc_service_in_runlevel (service, bootlevel));
if (! ok)
continue;
if (started)
ok = (rc_service_state (service, rc_service_starting) ||
rc_service_state (service, rc_service_started) ||
rc_service_state (service, rc_service_stopping));
else if (inactive)
ok = rc_service_state (service, rc_service_inactive);
if (! ok)
switch (state) {
case rc_service_started:
ok = rc_service_state (service, state);
break;
case rc_service_inactive:
case rc_service_starting:
case rc_service_stopping:
ok = (rc_service_state (service, rc_service_starting) ||
rc_service_state (service, rc_service_stopping) ||
rc_service_state (service, rc_service_inactive));
break;
default:
break;
}
if (! ok)
continue;
retval = true;
@ -242,6 +251,7 @@ static char **get_provided (rc_depinfo_t *deptree, rc_depinfo_t *depinfo,
struct lhead providers;
char *service;
int i;
char *bootlevel;
if (! deptree || ! depinfo)
return (NULL);
@ -292,41 +302,44 @@ static char **get_provided (rc_depinfo_t *deptree, rc_depinfo_t *depinfo,
return providers.list; \
/* Anything in the runlevel has to come first */
if (get_provided1 (runlevel, &providers, dt, runlevel, false, true, false))
if (get_provided1 (runlevel, &providers, dt, runlevel, false, rc_service_started))
{ DO }
if (get_provided1 (runlevel, &providers, dt, runlevel, false, false, true))
{ DO }
if (get_provided1 (runlevel, &providers, dt, runlevel, false, false, false))
if (get_provided1 (runlevel, &providers, dt, runlevel, false, rc_service_starting))
return (providers.list);
if (get_provided1 (runlevel, &providers, dt, runlevel, false, rc_service_stopped))
return (providers.list);
/* Check coldplugged started services */
if (get_provided1 (runlevel, &providers, dt, NULL, true, true, false))
/* Check coldplugged services */
if (get_provided1 (runlevel, &providers, dt, NULL, true, rc_service_started))
{ DO }
if (get_provided1 (runlevel, &providers, dt, NULL, true, rc_service_starting))
return (providers.list);
/* Check bootlevel if we're not in it */
if (strcmp (runlevel, RC_LEVEL_BOOT) != 0)
bootlevel = getenv ("RC_BOOTLEVEL");
if (bootlevel && strcmp (runlevel, bootlevel) != 0)
{
if (get_provided1 (runlevel, &providers, dt, RC_LEVEL_BOOT, false, true, false))
if (get_provided1 (runlevel, &providers, dt, bootlevel, false, rc_service_started))
{ DO }
if (get_provided1 (runlevel, &providers, dt, RC_LEVEL_BOOT, false, false, true))
{ DO }
}
if (get_provided1 (runlevel, &providers, dt, bootlevel, false, rc_service_starting))
return (providers.list);
}
/* Check coldplugged inactive services */
if (get_provided1 (runlevel, &providers, dt, NULL, true, false, true))
{ DO }
/* Check coldplugged services */
if (get_provided1 (runlevel, &providers, dt, NULL, true, rc_service_stopped))
/* Check manually started */
if (get_provided1 (runlevel, &providers, dt, NULL, false, true, false))
{ DO }
if (get_provided1 (runlevel, &providers, dt, NULL, false, false, true))
if (get_provided1 (runlevel, &providers, dt, NULL, false, rc_service_started))
{ DO }
if (get_provided1 (runlevel, &providers, dt, NULL, false, rc_service_starting))
return (providers.list);
/* Nothing started then. OK, lets get the stopped services */
if (get_provided1 (runlevel, &providers, dt, NULL, true, false, false))
if (get_provided1 (runlevel, &providers, dt, runlevel, false, rc_service_stopped))
return (providers.list);
if ((strcmp (runlevel, RC_LEVEL_BOOT) != 0)
&& (get_provided1 (runlevel, &providers, dt, RC_LEVEL_BOOT, false, false, false)))
if (bootlevel && (strcmp (runlevel, bootlevel) != 0)
&& (get_provided1 (runlevel, &providers, dt, bootlevel, false, rc_service_stopped)))
return (providers.list);
/* Still nothing? OK, list all services */