mirror of git://sourceware.org/git/glibc.git
37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
/* Find the address of the __libc_early_init function.
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Copyright (C) 2020-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <ldsodefs.h>
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#include <libc-early-init.h>
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#include <link.h>
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#include <stddef.h>
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__typeof (__libc_early_init) *
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_dl_lookup_libc_early_init (struct link_map *libc_map)
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{
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const ElfW(Sym) *sym
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= _dl_lookup_direct (libc_map, LIBC_EARLY_INIT_NAME_STRING,
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LIBC_EARLY_INIT_GNU_HASH,
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"GLIBC_PRIVATE",
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0x0963cf85); /* _dl_elf_hash output. */
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if (sym == NULL)
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_dl_signal_error (0, libc_map->l_name, NULL, "\
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ld.so/libc.so mismatch detected (upgrade in progress?)");
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return DL_SYMBOL_ADDRESS (libc_map, sym);
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}
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