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nix optimise-store: Show how much space has been freed

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This commit is contained in:
Eelco Dolstra 2017-08-16 17:32:18 +02:00
parent 23b8b7e096
commit b4ed97e3a3
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GPG key ID: 8170B4726D7198DE
5 changed files with 101 additions and 55 deletions
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31
src/libutil/logging.hh
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@ -24,6 +24,11 @@ typedef enum {
actOptimiseStore = 106,
} ActivityType;
typedef enum {
resFileLinked = 100,
resBuildLogLine = 101,
} ResultType;
typedef uint64_t ActivityId;
class Logger
@ -49,9 +54,20 @@ public:
virtual void progress(ActivityId act, uint64_t done = 0, uint64_t expected = 0, uint64_t running = 0, uint64_t failed = 0) { };
virtual void progress(ActivityId act, const std::string & s) { };
virtual void setExpected(ActivityId act, ActivityType type, uint64_t expected) { };
struct Field
{
// FIXME: use std::variant.
enum { tInt, tString } type;
uint64_t i = 0;
std::string s;
Field(const std::string & s) : type(tString), s(s) { }
Field(const char * s) : type(tString), s(s) { }
Field(const uint64_t & i) : type(tInt), i(i) { }
};
virtual void result(ActivityId act, ResultType type, const std::vector<Field> & fields) { };
};
struct Activity
@ -68,12 +84,17 @@ struct Activity
void progress(uint64_t done = 0, uint64_t expected = 0, uint64_t running = 0, uint64_t failed = 0) const
{ logger.progress(id, done, expected, running, failed); }
void progress(const std::string & s) const
{ logger.progress(id, s); }
void setExpected(ActivityType type2, uint64_t expected) const
{ logger.setExpected(id, type2, expected); }
template<typename... Args>
void result(ResultType type, const Args & ... args)
{
std::vector<Logger::Field> fields;
nop{(fields.emplace_back(Logger::Field(args)), 1)...};
logger.result(id, type, fields);
}
friend class Logger;
};