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Generalise meta attributes

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This commit is contained in:
Eelco Dolstra 2013-11-19 14:09:03 +01:00
parent 990126cde0
commit 0f24400d90
5 changed files with 208 additions and 208 deletions
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46
src/libexpr/get-drvs.hh
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@ -11,50 +11,50 @@
namespace nix {
struct MetaValue
{
enum { tpNone, tpString, tpStrings, tpInt } type;
string stringValue;
Strings stringValues;
int intValue;
};
typedef std::map<string, MetaValue> MetaInfo;
struct DrvInfo
{
public:
typedef std::map<string, Path> Outputs;
private:
EvalState * state;
string drvPath;
string outPath;
string outputName;
Outputs outputs;
bool metaInfoRead;
MetaInfo meta;
bool failed; // set if we get an AssertionError
Bindings * attrs, * meta;
Bindings * getMeta();
public:
string name;
string attrPath; /* path towards the derivation */
string system;
/* !!! make this private */
Bindings * attrs;
DrvInfo(EvalState & state) : state(&state), failed(false), attrs(0), meta(0) { };
DrvInfo(EvalState & state, const string & name, const string & attrPath, const string & system, Bindings * attrs)
: state(&state), failed(false), attrs(attrs), meta(0), name(name), attrPath(attrPath), system(system) { };
DrvInfo() : metaInfoRead(false), failed(false), attrs(0) { };
string queryDrvPath();
string queryOutPath();
string queryOutputName();
Outputs queryOutputs();
string queryDrvPath(EvalState & state) const;
string queryOutPath(EvalState & state) const;
string queryOutputName(EvalState & state) const;
Outputs queryOutputs(EvalState & state);
StringSet queryMetaNames();
Value * queryMeta(const string & name);
string queryMetaString(const string & name);
int queryMetaInt(const string & name, int def);
bool queryMetaBool(const string & name, bool def);
void setMeta(const string & name, Value * v);
/*
MetaInfo queryMetaInfo(EvalState & state) const;
MetaValue queryMetaInfo(EvalState & state, const string & name) const;
*/
void setDrvPath(const string & s)
{
@ -66,8 +66,6 @@ public:
outPath = s;
}
void setMetaInfo(const MetaInfo & meta);
void setFailed() { failed = true; };
bool hasFailed() { return failed; };
};