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-rw-r--r--src/libstore/build/goal.hh70
1 files changed, 50 insertions, 20 deletions
diff --git a/src/libstore/build/goal.hh b/src/libstore/build/goal.hh
index 924a8bbd5..f4bf6f38b 100644
--- a/src/libstore/build/goal.hh
+++ b/src/libstore/build/goal.hh
@@ -7,11 +7,15 @@
namespace nix {
-/* Forward definition. */
+/**
+ * Forward definition.
+ */
struct Goal;
class Worker;
-/* A pointer to a goal. */
+/**
+ * A pointer to a goal.
+ */
typedef std::shared_ptr<Goal> GoalPtr;
typedef std::weak_ptr<Goal> WeakGoalPtr;
@@ -19,48 +23,72 @@ struct CompareGoalPtrs {
bool operator() (const GoalPtr & a, const GoalPtr & b) const;
};
-/* Set of goals. */
+/**
+ * Set of goals.
+ */
typedef std::set<GoalPtr, CompareGoalPtrs> Goals;
typedef std::set<WeakGoalPtr, std::owner_less<WeakGoalPtr>> WeakGoals;
-/* A map of paths to goals (and the other way around). */
+/**
+ * A map of paths to goals (and the other way around).
+ */
typedef std::map<StorePath, WeakGoalPtr> WeakGoalMap;
struct Goal : public std::enable_shared_from_this<Goal>
{
typedef enum {ecBusy, ecSuccess, ecFailed, ecNoSubstituters, ecIncompleteClosure} ExitCode;
- /* Backlink to the worker. */
+ /**
+ * Backlink to the worker.
+ */
Worker & worker;
- /* Goals that this goal is waiting for. */
+ /**
+ * Goals that this goal is waiting for.
+ */
Goals waitees;
- /* Goals waiting for this one to finish. Must use weak pointers
- here to prevent cycles. */
+ /**
+ * Goals waiting for this one to finish. Must use weak pointers
+ * here to prevent cycles.
+ */
WeakGoals waiters;
- /* Number of goals we are/were waiting for that have failed. */
+ /**
+ * Number of goals we are/were waiting for that have failed.
+ */
size_t nrFailed = 0;
- /* Number of substitution goals we are/were waiting for that
- failed because there are no substituters. */
+ /**
+ * Number of substitution goals we are/were waiting for that
+ * failed because there are no substituters.
+ */
size_t nrNoSubstituters = 0;
- /* Number of substitution goals we are/were waiting for that
- failed because they had unsubstitutable references. */
+ /**
+ * Number of substitution goals we are/were waiting for that
+ * failed because they had unsubstitutable references.
+ */
size_t nrIncompleteClosure = 0;
- /* Name of this goal for debugging purposes. */
+ /**
+ * Name of this goal for debugging purposes.
+ */
std::string name;
- /* Whether the goal is finished. */
+ /**
+ * Whether the goal is finished.
+ */
ExitCode exitCode = ecBusy;
- /* Build result. */
+ /**
+ * Build result.
+ */
BuildResult buildResult;
- /* Exception containing an error message, if any. */
+ /**
+ * Exception containing an error message, if any.
+ */
std::optional<Error> ex;
Goal(Worker & worker, DerivedPath path)
@@ -96,9 +124,11 @@ struct Goal : public std::enable_shared_from_this<Goal>
return name;
}
- /* Callback in case of a timeout. It should wake up its waiters,
- get rid of any running child processes that are being monitored
- by the worker (important!), etc. */
+ /**
+ * Callback in case of a timeout. It should wake up its waiters,
+ * get rid of any running child processes that are being monitored
+ * by the worker (important!), etc.
+ */
virtual void timedOut(Error && ex) = 0;
virtual std::string key() = 0;