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9288c92d00
Add <dl-debug.h> to setup debugging entry in PT_DYNAMIC segment to support DT_DEBUG, DT_MIPS_RLD_MAP_REL and DT_MIPS_RLD_MAP. Tested on x86-64, x32 and i686 as well as with build-many-glibcs.py.
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/* Debugging support. Generic version.
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Copyright (C) 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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#ifndef _DL_DEBUG_H
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#define _DL_DEBUG_H
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/* There is a DT_DEBUG entry in the dynamic section. Fill it in with the
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run-time address of the r_debug structure */
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static inline void
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__attribute ((always_inline))
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elf_setup_debug_entry (struct link_map *l, struct r_debug *r)
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{
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if (l->l_info[DT_DEBUG] != NULL)
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l->l_info[DT_DEBUG]->d_un.d_ptr = (ElfW(Addr)) r;
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}
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#endif /* _DL_DEBUG_H */
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