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