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Use the daemon when we don't have write access to the Nix database

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This commit is contained in:
Eelco Dolstra 2016-01-31 10:19:14 +01:00
parent 4fa08f3edb
commit 9e7c1a4bbd
7 changed files with 57 additions and 13 deletions
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8
src/libstore/local-store.cc
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@ -397,9 +397,15 @@ int LocalStore::getSchema()
}
bool LocalStore::haveWriteAccess()
{
return access(settings.nixDBPath.c_str(), R_OK | W_OK) == 0;
}
void LocalStore::openDB(bool create)
{
if (access(settings.nixDBPath.c_str(), R_OK | W_OK))
if (!haveWriteAccess())
throw SysError(format("Nix database directory ‘%1%’ is not writable") % settings.nixDBPath);
/* Open the Nix database. */