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add existing path, least free space policy. closes #216

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This commit is contained in:
Antonio SJ Musumeci 2016-02-11 23:20:12 -05:00
parent c568a6d356
commit 7bf1ca45e4
5 changed files with 172 additions and 47 deletions
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36
src/policy.cpp
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@ -20,27 +20,30 @@
#include "fs.hpp"
#include "buildvector.hpp"
#define POLICY(X) (Policy(Policy::Enum::X,#X,Policy::Func::X))
#define POLICY(X,PP) (Policy(Policy::Enum::X,#X,Policy::Func::X,PP))
#define PRESERVES_PATH true
#define DOESNT_PRESERVE_PATH false
namespace mergerfs
{
const std::vector<Policy> Policy::_policies_ =
buildvector<Policy,true>
(POLICY(invalid))
(POLICY(all))
(POLICY(einval))
(POLICY(enosys))
(POLICY(enotsup))
(POLICY(epmfs))
(POLICY(erofs))
(POLICY(exdev))
(POLICY(ff))
(POLICY(ffwp))
(POLICY(fwfs))
(POLICY(lfs))
(POLICY(mfs))
(POLICY(newest))
(POLICY(rand));
(POLICY(invalid,DOESNT_PRESERVE_PATH))
(POLICY(all,DOESNT_PRESERVE_PATH))
(POLICY(einval,DOESNT_PRESERVE_PATH))
(POLICY(enosys,DOESNT_PRESERVE_PATH))
(POLICY(enotsup,DOESNT_PRESERVE_PATH))
(POLICY(eplfs,PRESERVES_PATH))
(POLICY(epmfs,PRESERVES_PATH))
(POLICY(erofs,DOESNT_PRESERVE_PATH))
(POLICY(exdev,DOESNT_PRESERVE_PATH))
(POLICY(ff,DOESNT_PRESERVE_PATH))
(POLICY(ffwp,DOESNT_PRESERVE_PATH))
(POLICY(fwfs,DOESNT_PRESERVE_PATH))
(POLICY(lfs,DOESNT_PRESERVE_PATH))
(POLICY(mfs,DOESNT_PRESERVE_PATH))
(POLICY(newest,DOESNT_PRESERVE_PATH))
(POLICY(rand,DOESNT_PRESERVE_PATH));
const Policy * const Policy::policies = &_policies_[1];
@ -51,6 +54,7 @@ namespace mergerfs
CONST_POLICY(einval);
CONST_POLICY(enosys);
CONST_POLICY(enotsup);
CONST_POLICY(eplfs);
CONST_POLICY(epmfs);
CONST_POLICY(erofs);
CONST_POLICY(exdev);