X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=job.h;h=fbfaa16b2ff7a1bb6c1a7b4919abf85f4dac135e;hb=9152c765065184d0c1267ed2499e3fe4cac53755;hp=7a44ae07762a7183bbb5cf5f3164d29454f2f62a;hpb=ceed357001a7543c62468c5b943cf80c2a644252;p=elogind.git diff --git a/job.h b/job.h index 7a44ae077..fbfaa16b2 100644 --- a/job.h +++ b/job.h @@ -9,8 +9,8 @@ typedef struct Job Job; typedef struct JobDependency JobDependency; typedef enum JobType JobType; -typedef enum JobMode JobMode; typedef enum JobState JobState; +typedef enum JobMode JobMode; #include "manager.h" #include "name.h" @@ -18,13 +18,20 @@ typedef enum JobState JobState; #include "list.h" enum JobType { - JOB_START, + JOB_START, /* if a name does not support being started, we'll just wait until it becomes active */ + JOB_VERIFY_ACTIVE, + JOB_STOP, - JOB_VERIFY_STARTED, - JOB_RELOAD, /* reload if running */ - JOB_RELOAD_OR_START, /* reload if running, start if not running */ - JOB_RESTART, /* stop if running, then start unconditionally */ - JOB_TRY_RESTART, /* stop and start if running */ + + JOB_RELOAD, /* if running reload */ + JOB_RELOAD_OR_START, /* if running reload, if not running start */ + + /* Note that restarts are first treated like JOB_STOP, but + * then instead of finishing are patched to become + * JOB_START. */ + JOB_RESTART, /* if running stop, then start unconditionally */ + JOB_TRY_RESTART, /* if running stop and then start */ + _JOB_TYPE_MAX, _JOB_TYPE_INVALID = -1 }; @@ -32,7 +39,6 @@ enum JobType { enum JobState { JOB_WAITING, JOB_RUNNING, - JOB_DONE, _JOB_STATE_MAX }; @@ -66,6 +72,7 @@ struct Job { bool linked:1; bool matters_to_anchor:1; + bool forced:1; /* These fields are used only while building a transaction */ Job *transaction_next, *transaction_prev; @@ -73,7 +80,7 @@ struct Job { JobDependency *subject_list; JobDependency *object_list; - /* used for graph algs as a "I have been here" marker */ + /* Used for graph algs as a "I have been here" marker */ Job* marker; unsigned generation; }; @@ -90,4 +97,14 @@ bool job_is_anchor(Job *j); int job_merge(Job *j, Job *other); +const char* job_type_to_string(JobType t); +int job_type_merge(JobType *a, JobType b); +bool job_type_is_mergeable(JobType a, JobType b); +bool job_type_is_superset(JobType a, JobType b); +bool job_type_is_conflicting(JobType a, JobType b); +bool job_type_is_applicable(JobType j, NameType n); + +int job_run_and_invalidate(Job *j); +int job_finish_and_invalidate(Job *j, bool success); + #endif