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23 lines
937 B
C
23 lines
937 B
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <dlfcn.h>
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#include "macro.h"
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DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(void*, dlclose, NULL);
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int dlsym_many_or_warn_sentinel(void *dl, int log_level, ...) _sentinel_;
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int dlopen_many_sym_or_warn_sentinel(void **dlp, const char *filename, int log_level, ...) _sentinel_;
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#define dlsym_many_or_warn(dl, log_level, ...) \
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dlsym_many_or_warn_sentinel(dl, log_level, __VA_ARGS__, NULL)
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#define dlopen_many_sym_or_warn(dlp, filename, log_level, ...) \
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dlopen_many_sym_or_warn_sentinel(dlp, filename, log_level, __VA_ARGS__, NULL)
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/* Macro useful for putting together variable/symbol name pairs when calling dlsym_many_or_warn(). Assumes
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* that each library symbol to resolve will be placed in a variable with the "sym_" prefix, i.e. a symbol
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* "foobar" is loaded into a variable "sym_foobar". */
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#define DLSYM_ARG(arg) \
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&sym_##arg, STRINGIFY(arg)
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