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https://github.com/trapexit/mergerfs.git
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b55ebba4ed
This allows users to tag a branch as readonly or not for writing regardless of how the filesystem is mounted. Should simplify deployments and offer more flexibility.
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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ISC License
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Copyright (c) 2018, Antonio SJ Musumeci <trapexit@spawn.link>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#pragma once
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#define error_and_continue(CUR,ERR) \
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{ \
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policy::calc_error(CUR,ERR); \
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continue; \
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}
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namespace policy
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{
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static
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inline
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void
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calc_error(int &cur_,
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int err_)
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{
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switch(cur_)
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{
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default:
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case ENOENT:
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cur_ = err_;
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break;
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case ENOSPC:
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if(err_ != ENOENT)
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cur_ = err_;
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break;
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case EROFS:
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if((err_ != ENOENT) && (err_ != ENOSPC))
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cur_ = err_;
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break;
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}
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}
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}
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