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61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
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/*
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* Copyright (C) 2015 Josh Poimboeuf <jpoimboe@redhat.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _WARN_H
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#define _WARN_H
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extern const char *objname;
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static inline char *offstr(struct section *sec, unsigned long offset)
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{
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struct symbol *func;
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char *name, *str;
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unsigned long name_off;
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func = find_containing_func(sec, offset);
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if (func) {
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name = func->name;
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name_off = offset - func->offset;
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} else {
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name = sec->name;
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name_off = offset;
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}
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str = malloc(strlen(name) + 20);
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if (func)
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sprintf(str, "%s()+0x%lx", name, name_off);
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else
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sprintf(str, "%s+0x%lx", name, name_off);
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return str;
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}
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#define WARN(format, ...) \
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fprintf(stderr, \
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"%s: warning: objtool: " format "\n", \
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objname, ##__VA_ARGS__)
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#define WARN_FUNC(format, sec, offset, ...) \
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({ \
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char *_str = offstr(sec, offset); \
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WARN("%s: " format, _str, ##__VA_ARGS__); \
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free(_str); \
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})
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#endif /* _WARN_H */
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