X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fcore%2Funit.h;h=53b8a7f66b57cfbd97175cab64a672148e2ab5f7;hb=b57b06258e0b1894edb6d1fc52a80b3c33164892;hp=b5a224b3d4d737740c8242e0d4ee67462c205329;hpb=493657337ad8569e0998a3afa7d6fb357757364a;p=elogind.git

diff --git a/src/core/unit.h b/src/core/unit.h
index b5a224b3d..53b8a7f66 100644
--- a/src/core/unit.h
+++ b/src/core/unit.h
@@ -38,7 +38,7 @@ typedef struct UnitStatusMessageFormats UnitStatusMessageFormats;
 #include "socket-util.h"
 #include "execute.h"
 #include "cgroup.h"
-#include "condition-util.h"
+#include "condition.h"
 #include "install.h"
 #include "unit-name.h"
 #include "failure-action.h"
@@ -179,8 +179,9 @@ struct Unit {
         /* Error code when we didn't manage to load the unit (negative) */
         int load_error;
 
-        /* Cached unit file state */
+        /* Cached unit file state and preset */
         UnitFileState unit_file_state;
+        int unit_file_preset;
 
         /* Counterparts in the cgroup filesystem */
         char *cgroup_path;
@@ -283,7 +284,7 @@ struct UnitVTable {
          * that */
         size_t exec_runtime_offset;
 
-        /* The name of the configuration file section with the private settings of this unit*/
+        /* The name of the configuration file section with the private settings of this unit */
         const char *private_section;
 
         /* Config file sections this unit type understands, separated
@@ -344,6 +345,10 @@ struct UnitVTable {
          * way */
         bool (*check_gc)(Unit *u);
 
+        /* When the unit is not running and no job for it queued we
+         * shall release its runtime resources */
+        void (*release_resources)(Unit *u);
+
         /* Return true when this unit is suitable for snapshotting */
         bool (*check_snapshot)(Unit *u);
 
@@ -358,7 +363,7 @@ struct UnitVTable {
         void (*notify_cgroup_empty)(Unit *u);
 
         /* Called whenever a process of this unit sends us a message */
-        void (*notify_message)(Unit *u, pid_t pid, char **tags);
+        void (*notify_message)(Unit *u, pid_t pid, char **tags, FDSet *fds);
 
         /* Called whenever a name this Unit registered for comes or
          * goes away. */
@@ -395,6 +400,10 @@ struct UnitVTable {
         /* Type specific cleanups. */
         void (*shutdown)(Manager *m);
 
+        /* If this function is set and return false all jobs for units
+         * of this type will immediately fail. */
+        bool (*supported)(Manager *m);
+
         /* The interface name */
         const char *bus_interface;
 
@@ -560,6 +569,7 @@ void unit_start_on_failure(Unit *u);
 void unit_trigger_notify(Unit *u);
 
 UnitFileState unit_get_unit_file_state(Unit *u);
+int unit_get_unit_file_preset(Unit *u);
 
 Unit* unit_ref_set(UnitRef *ref, Unit *u);
 void unit_ref_unset(UnitRef *ref);
@@ -596,11 +606,20 @@ UnitActiveState unit_active_state_from_string(const char *s) _pure_;
 
 /* Macros which append UNIT= or USER_UNIT= to the message */
 
-#define log_full_unit(level, unit, ...) log_meta_object(level, __FILE__, __LINE__, __func__, getpid() == 1 ? "UNIT=" : "USER_UNIT=", unit, __VA_ARGS__)
-#define log_debug_unit(unit, ...)       log_full_unit(LOG_DEBUG, unit, __VA_ARGS__)
-#define log_info_unit(unit, ...)        log_full_unit(LOG_INFO, unit, __VA_ARGS__)
-#define log_notice_unit(unit, ...)      log_full_unit(LOG_NOTICE, unit, __VA_ARGS__)
-#define log_warning_unit(unit, ...)     log_full_unit(LOG_WARNING, unit, __VA_ARGS__)
-#define log_error_unit(unit, ...)       log_full_unit(LOG_ERR, unit, __VA_ARGS__)
+#define log_unit_full_errno(unit, level, error, ...) log_object_internal(level, error, __FILE__, __LINE__, __func__, getpid() == 1 ? "UNIT=" : "USER_UNIT=", unit, __VA_ARGS__)
+#define log_unit_full(unit, level, ...) log_unit_full_errno(unit, level, 0, __VA_ARGS__)
+
+#define log_unit_debug(unit, ...)       log_unit_full(unit, LOG_DEBUG, __VA_ARGS__)
+#define log_unit_info(unit, ...)        log_unit_full(unit, LOG_INFO, __VA_ARGS__)
+#define log_unit_notice(unit, ...)      log_unit_full(unit, LOG_NOTICE, __VA_ARGS__)
+#define log_unit_warning(unit, ...)     log_unit_full(unit, LOG_WARNING, __VA_ARGS__)
+#define log_unit_error(unit, ...)       log_unit_full(unit, LOG_ERR, __VA_ARGS__)
+
+#define log_unit_debug_errno(unit, error, ...)       log_unit_full_errno(unit, LOG_DEBUG, error, __VA_ARGS__)
+#define log_unit_info_errno(unit, error, ...)        log_unit_full_errno(unit, LOG_INFO, error, __VA_ARGS__)
+#define log_unit_notice_errno(unit, error, ...)      log_unit_full_errno(unit, LOG_NOTICE, error, __VA_ARGS__)
+#define log_unit_warning_errno(unit, error, ...)     log_unit_full_errno(unit, LOG_WARNING, error, __VA_ARGS__)
+#define log_unit_error_errno(unit, error, ...)       log_unit_full_errno(unit, LOG_ERR, error, __VA_ARGS__)
 
-#define log_struct_unit(level, unit, ...) log_struct(level, getpid() == 1 ? "UNIT=%s" : "USER_UNIT=%s", unit, __VA_ARGS__)
+#define log_unit_struct(unit, level, ...) log_struct(level, getpid() == 1 ? "UNIT=%s" : "USER_UNIT=%s", unit, __VA_ARGS__)
+#define log_unit_struct_errno(unit, level, error, ...) log_struct_errno(level, error, getpid() == 1 ? "UNIT=%s" : "USER_UNIT=%s", unit, __VA_ARGS__)