Changeset bb154c6 in mainline for uspace/srv/sysman/dep.h

Timestamp:

2019-08-03T08:15:25Z (6 years ago)

Author:

Matthieu Riolo <matthieu.riolo@…>

Children:

09a8006

Parents:

6006f35

git-author:

Michal Koutný <xm.koutny+hos@…> (2015-04-15 15:14:58)

git-committer:

Matthieu Riolo <matthieu.riolo@…> (2019-08-03 08:15:25)

Message:

Add skeleton for configuration files loading

• Create content of /cfg directory,
• create sample configuration file,
• refactored polymorphism.

Conflicts:

boot/Makefile

File:

• uspace/srv/sysman/dep.h (modified) (1 diff)

uspace/srv/sysman/dep.h

@@ -6 +6 @@
 #include "unit.h"
 
-/** Dependency edge between unit in dependency graph */
+typedef enum {
+        DEP_EMBRYO,
+        DEP_VALID
+} dependency_state_t;
+
+/** Dependency edge between unit in dependency graph
+ *
+ * @code
+ * dependant ---> dependency
+ * @endcode
+ *
+ */
 typedef struct {
+        /** Link to dependants list */
         link_t dependants;
+        /** Link to dependencies list */
         link_t dependencies;
+
+        dependency_state_t state;
 
         /** Unit that depends on another */
         unit_t *dependant;
+
         /** Unit that is dependency for another */
         unit_t *dependency;
+
+        /** Name of the dependency unit, for resolved dependencies it's NULL
+         *
+         * @note Either dependency or dependency_name is set. Never both nor
+         *       none.
+         */
+        char *dependency_name;
 } unit_dependency_t;
 
+extern unit_dependency_t *dep_dependency_create(void);
+extern void dep_dependency_destroy(unit_dependency_t **);
+
+extern int dep_sprout_dependency(unit_t *, const char *);
+extern void dep_resolve_dependency(unit_dependency_t *, unit_t *);
+
 extern int dep_add_dependency(unit_t *, unit_t *);
+extern void dep_remove_dependency(unit_dependency_t **);
+
 
 #endif