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Code Activity

* nix-store --dump-db / --load-db to dump/load the Nix DB.

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* nix-store --register-validity: option to supply the content hash of
  each path.
* Removed compatibility with Nix <= 0.7 stores.
This commit is contained in:
Eelco Dolstra 2008-01-29 18:17:36 +00:00
parent 5b5a3af983
commit 66c51dc215
9 changed files with 130 additions and 137 deletions
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38
src/libstore/store-api.cc
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@ -151,11 +151,47 @@ Path computeStorePathForText(const string & suffix, const string & s,
}
ValidPathInfo decodeValidPathInfo(std::istream & str)
/* Return a string accepted by decodeValidPathInfo() that
registers the specified paths as valid. Note: it's the
responsibility of the caller to provide a closure. */
string makeValidityRegistration(const PathSet & paths,
bool showDerivers, bool showHash)
{
string s = "";
for (PathSet::iterator i = paths.begin(); i != paths.end(); ++i) {
s += *i + "\n";
if (showHash)
s += printHash(store->queryPathHash(*i)) + "\n";
Path deriver = showDerivers ? store->queryDeriver(*i) : "";
s += deriver + "\n";
PathSet references;
store->queryReferences(*i, references);
s += (format("%1%\n") % references.size()).str();
for (PathSet::iterator j = references.begin();
j != references.end(); ++j)
s += *j + "\n";
}
return s;
}
ValidPathInfo decodeValidPathInfo(std::istream & str, bool hashGiven)
{
ValidPathInfo info;
getline(str, info.path);
if (str.eof()) { info.path = ""; return info; }
if (hashGiven) {
string s;
getline(str, s);
info.hash = parseHash(htSHA256, s);
}
getline(str, info.deriver);
string s; int n;
getline(str, s);