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Export realiseContext in libnixexpr

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Useful for importNative plugins
This commit is contained in:
Shea Levy 2014-10-17 22:15:09 -04:00
parent bca6d35636
commit d16e3c7f09
2 changed files with 11 additions and 9 deletions
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8
src/libexpr/eval.hh
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@ -336,5 +336,13 @@ string showType(const Value & v);
/* If `path' refers to a directory, then append "/default.nix". */ /* If `path' refers to a directory, then append "/default.nix". */
Path resolveExprPath(Path path); Path resolveExprPath(Path path);
struct InvalidPathError : EvalError
{
Path path;
InvalidPathError(const Path & path);
};
/* Realise all paths in `context' */
void realiseContext(const PathSet & context);
} }

12
src/libexpr/primops.cc
View file

@ -39,16 +39,10 @@ std::pair<string, string> decodeContext(const string & s)
} }
struct InvalidPathError : EvalError InvalidPathError::InvalidPathError(const Path & path) :
{ EvalError(format("path ‘%1%’ is not valid") % path), path(path) {}
Path path;
InvalidPathError(const Path & path) :
EvalError(format("path ‘%1%’ is not valid") % path), path(path) {};
~InvalidPathError() throw () { };
};
void realiseContext(const PathSet & context)
static void realiseContext(const PathSet & context)
{ {
PathSet drvs; PathSet drvs;
for (auto & i : context) { for (auto & i : context) {