/*! Checks recursively if the requirements of the specified job can be launched,
if they are not running already.
Calling this method will not trigger a demand for the requirements.
*/
bool
LaunchDaemon::_CanLaunchJobRequirements(Job* job, uint32 options)
{
int32 count = job->Requirements().CountStrings();
for (int32 index = 0; index < count; index++) {
Job* requirement = FindJob(job->Requirements().StringAt(index));
if (requirement != NULL
&& !requirement->IsRunning() && !requirement->IsLaunching()
&& (!_CanLaunchJob(requirement, options, true)
|| _CanLaunchJobRequirements(requirement, options))) {
requirement->AddPending(job->Name());
return false;
}
}
return true;
}
void
LaunchDaemon::_HandleGetLaunchJobInfo(BMessage* message)
{
uid_t user = _GetUserID(message);
if (user < 0)
return;
const char* name = message->GetString("name");
Job* job = FindJob(name);
if (job == NULL && !fUserMode) {
_ForwardEventMessage(user, message);
return;
}
BMessage info(uint32(job != NULL ? B_OK : B_NAME_NOT_FOUND));
if (job != NULL) {
_GetBaseJobInfo(job, info);
info.SetInt32("team", job->Team());
info.SetBool("enabled", job->IsEnabled());
info.SetBool("running", job->IsRunning());
info.SetBool("launched", job->IsLaunched());
info.SetBool("service", job->IsService());
if (job->Target() != NULL)
info.SetString("target", job->Target()->Name());
for (int32 i = 0; i < job->Arguments().CountStrings(); i++)
info.AddString("launch", job->Arguments().StringAt(i));
for (int32 i = 0; i < job->Requirements().CountStrings(); i++)
info.AddString("requires", job->Requirements().StringAt(i));
PortMap::const_iterator iterator = job->Ports().begin();
for (; iterator != job->Ports().end(); iterator++)
info.AddMessage("port", &iterator->second);
}
message->SendReply(&info);
}