mirror of
https://github.com/openharmony/third_party_elfutils.git
synced 2026-07-19 19:43:34 -04:00
Mark Wielaard
de2ed97f33
* Change name from "Red Hat elfutils" to "elfutils". * Update license of standalone tools and test from GPLv2 to GPLv3+. * Change license of libraries from GPLv2+exception to GPLv2/LGPLv3+. * Add Developer Certificate of Origin based contributor policy. top-level: - COPYING: Upgraded from GPLv2 to GPLv3. - CONTRIBUTING, COPYING-GPLv2, COPYING-LGPLv3: New files. - NEWS: Added note about new contribution and license policy. - Makefile.am: Updated to GPLv3, added new files to EXTRA_DIST. - configure.ac: Update to GPLv3, changed AC_INIT name to 'elfutils'. backends, lib, libasm, libcpu, libdw, libdwfl, libebl, libelf: - All files updated to GPLv2/LGPLv3+. Except some very small files (<5 lines) which didn't have any headers at all before, the linker .maps files and the libcpu/defs files which only contain data and libelf/elf.h which comes from glibc and is under LGPLv2+. config: - elfutils.spec.in: Add new License: headers and new %doc files. - Update all license headers to GPLv2/LGPLv3+ for files used by libs. src, tests: - All files updated to GPLv3+. Except for the test bz2 data files, the linker maps and script files and some very small files (<5 lines) that don't have any headers. Signed-off-by: Richard Fontana <rfontana@redhat.com> Signed-off-by: Mark Wielaard <mjw@redhat.com>
102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/* Convenience functions for handling DWARF descriptions of inline functions.
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Copyright (C) 2005,2006 Red Hat, Inc.
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This file is part of elfutils.
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This file is free software; you can redistribute it and/or modify
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it under the terms of either
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at
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your option) any later version
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at
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your option) any later version
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or both in parallel, as here.
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elfutils is distributed in the hope that it will be useful, but
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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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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see <http://www.gnu.org/licenses/>. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "libdwP.h"
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#include <dwarf.h>
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struct visitor_info
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{
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void *die_addr;
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int (*callback) (Dwarf_Die *, void *);
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void *arg;
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};
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static int
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scope_visitor (unsigned int depth __attribute__ ((unused)),
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struct Dwarf_Die_Chain *die, void *arg)
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{
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struct visitor_info *const v = arg;
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if (INTUSE(dwarf_tag) (&die->die) != DW_TAG_inlined_subroutine)
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return DWARF_CB_OK;
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Dwarf_Attribute attr_mem;
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Dwarf_Attribute *attr = INTUSE(dwarf_attr) (&die->die, DW_AT_abstract_origin,
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&attr_mem);
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if (attr == NULL)
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return DWARF_CB_OK;
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Dwarf_Die origin_mem;
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Dwarf_Die *origin = INTUSE(dwarf_formref_die) (attr, &origin_mem);
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if (origin == NULL)
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return DWARF_CB_ABORT;
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if (origin->addr != v->die_addr)
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return DWARF_CB_OK;
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return (*v->callback) (&die->die, v->arg);
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}
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int
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dwarf_func_inline (Dwarf_Die *func)
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{
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Dwarf_Attribute attr_mem;
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Dwarf_Word val;
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if (INTUSE(dwarf_formudata) (INTUSE(dwarf_attr) (func, DW_AT_inline,
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&attr_mem),
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&val) == 0)
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switch (val)
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{
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case DW_INL_not_inlined:
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return 0;
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case DW_INL_declared_not_inlined:
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return -1;
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case DW_INL_inlined:
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case DW_INL_declared_inlined:
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return 1;
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}
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return 0;
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}
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int
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dwarf_func_inline_instances (Dwarf_Die *func,
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int (*callback) (Dwarf_Die *, void *),
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void *arg)
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{
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struct visitor_info v = { func->addr, callback, arg };
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struct Dwarf_Die_Chain cu = { .die = CUDIE (func->cu), .parent = NULL };
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return __libdw_visit_scopes (0, &cu, &scope_visitor, NULL, &v);
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}
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