mirror of
https://git.sr.ht/~cismonx/bookmarkfs
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54 lines
2 KiB
C
54 lines
2 KiB
C
/**
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* bookmarkfs/src/macros.h
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* ----
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*
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* Copyright (C) 2024 CismonX <admin@cismon.net>
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*
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* This file is part of BookmarkFS.
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*
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* BookmarkFS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* BookmarkFS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with BookmarkFS. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef BOOKMARKFS_MACROS_H_
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#define BOOKMARKFS_MACROS_H_
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#ifndef STRINGIFY
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# define STRINGIFY(arg) STRINGIFY_IMPL_(arg)
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# define STRINGIFY_IMPL_(arg) #arg
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#endif
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#define STR_WITHLEN(str) str, strlen(str)
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#define TENTH_ARG_(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, ...) a10
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#define NUM_ARGS(...) TENTH_ARG_(__VA_ARGS__, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)
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#define CONCAT_1_(f, s, a1) ( f(a1) )
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#define CONCAT_2_(f, s, a1, a2) ( f(a1) s f(a2) )
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#define CONCAT_3_(f, s, a1, a2, a3) ( f(a1) s f(a2) s f(a3) )
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#define CONCAT_4_(f, s, a1, a2, a3, a4) ( f(a1) s f(a2) s f(a3) s f(a4) )
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#define CONCAT_n_(n) CONCAT_##n##_
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#define CONCAT(f, s, n, ...) CONCAT_n_(n)(f, s, __VA_ARGS__)
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#define BITWISE_OR(f, ...) CONCAT(f, |, NUM_ARGS(__VA_ARGS__), __VA_ARGS__)
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#define BOOKMARK_FLAG_NAME_(name) BOOKMARKFS_BOOKMARK_##name
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#define BOOKMARK_FLAG(...) BITWISE_OR(BOOKMARK_FLAG_NAME_, __VA_ARGS__)
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#define BOOKMARKFS_FEATURE_STRING_EX(which, name, off, on) \
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&(off name on name) \
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[(sizeof(STRINGIFY(BOOKMARKFS_##which)) == 2) * (sizeof(off name) - 1)]
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#define BOOKMARKFS_FEATURE_STRING(which, name) \
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BOOKMARKFS_FEATURE_STRING_EX(which, name, " - ", " + ")
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#endif /* !defined(BOOKMARKFS_MACROS_H_) */
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