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Merged trunk back in: 10154->10531.

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This commit is contained in:
Wouter den Breejen 2008-02-06 23:58:00 +00:00
parent a34a198006
commit 2bf4fcb7cd
15 changed files with 250 additions and 43 deletions
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35
src/libstore/local-store.cc
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@ -246,12 +246,12 @@ LocalStore::LocalStore(bool reserveSpace)
% curSchema % nixSchemaVersion);
if (curSchema < nixSchemaVersion) {
if (curSchema == 0) /* new store */
curSchema = nixSchemaVersion;
if (curSchema <= 1)
upgradeStore07();
if (curSchema == 2)
upgradeStore09();
if (curSchema == 3)
upgradeStore11();
throw Error("your Nix store is no longer supported");
if (curSchema <= 2) upgradeStore09();
if (curSchema <= 3) upgradeStore11();
writeFile(schemaFN, (format("%1%") % nixSchemaVersion).str());
}
}
@ -377,6 +377,31 @@ bool LocalStore::isValidPath(const Path & path)
return isValidPathTxn(noTxn, path);
}
PathSet LocalStore::queryValidPaths()
{
Paths paths;
nixDB.enumTable(noTxn, dbValidPaths, paths);
return PathSet(paths.begin(), paths.end());
}
static string addPrefix(const string & prefix, const string & s)
{
return prefix + string(1, (char) 0) + s;
}
static string stripPrefix(const string & prefix, const string & s)
{
if (s.size() <= prefix.size() ||
string(s, 0, prefix.size()) != prefix ||
s[prefix.size()] != 0)
throw Error(format("string `%1%' is missing prefix `%2%'")
% s % prefix);
return string(s, prefix.size() + 1);
}
bool isValidStatePathTxn(const Transaction & txn, const Path & path)
{
string s;