99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/*-*- Mode: C; c-basic-offset: 8 -*-*/
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#ifndef foojobhfoo
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#define foojobhfoo
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#include <stdbool.h>
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#include <inttypes.h>
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typedef struct Job Job;
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typedef struct JobDependency JobDependency;
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typedef enum JobType JobType;
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typedef enum JobMode JobMode;
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typedef enum JobState JobState;
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#include "manager.h"
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#include "name.h"
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#include "hashmap.h"
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#include "list.h"
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enum JobType {
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JOB_START,
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JOB_STOP,
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JOB_VERIFY_STARTED,
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JOB_RELOAD, /* reload if running */
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JOB_RELOAD_OR_START, /* reload if running, start if not running */
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JOB_RESTART, /* stop if running, then start unconditionally */
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JOB_TRY_RESTART, /* stop and start if running */
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_JOB_TYPE_MAX,
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_JOB_TYPE_INVALID = -1
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};
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enum JobState {
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JOB_WAITING,
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JOB_RUNNING,
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JOB_DONE,
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_JOB_STATE_MAX
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};
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enum JobMode {
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JOB_FAIL,
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JOB_REPLACE,
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_JOB_MODE_MAX
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};
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struct JobDependency {
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/* Encodes that the 'subject' job needs the 'object' job in
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* some way. This structure is used only while building a transaction. */
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Job *subject;
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Job *object;
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bool matters;
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/* Linked list for the subjects, resp objects */
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JobDependency *subject_prev, *subject_next;
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JobDependency *object_prev, *object_next;
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};
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struct Job {
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Manager *manager;
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uint32_t id;
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Name *name;
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JobType type;
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JobState state;
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bool linked:1;
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bool matters_to_anchor:1;
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/* These fields are used only while building a transaction */
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Job *transaction_next, *transaction_prev;
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JobDependency *subject_list;
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JobDependency *object_list;
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/* used for graph algs as a "I have been here" marker */
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Job* marker;
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unsigned generation;
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};
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Job* job_new(Manager *m, JobType type, Name *name);
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void job_free(Job *job);
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void job_dump(Job *j, FILE*f, const char *prefix);
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JobDependency* job_dependency_new(Job *subject, Job *object, bool matters);
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void job_dependency_free(JobDependency *l);
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void job_dependency_delete(Job *subject, Job *object, bool *matters);
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bool job_is_anchor(Job *j);
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int job_merge(Job *j, Job *other);
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const char* job_type_to_string(JobType t);
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int job_type_merge(JobType *a, JobType b);
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bool job_type_mergeable(JobType a, JobType b);
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bool job_type_is_superset(JobType a, JobType b);
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#endif
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