projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 442f04c3 JP |
1 | /* |
| 2 | * Copyright (C) 2015 Josh Poimboeuf <[email protected]> | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU General Public License | |
| 6 | * as published by the Free Software Foundation; either version 2 | |
| 7 | * of the License, or (at your option) any later version. | |
| 8 | * | |
| 9 | * This program is distributed in the hope that it will be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | * GNU General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License | |
| 15 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
| 16 | */ | |
| 17 | ||
| 18 | #ifndef _WARN_H | |
| 19 | #define _WARN_H | |
| 20 | ||
| 21 | extern const char *objname; | |
| 22 | ||
| 23 | static inline char *offstr(struct section *sec, unsigned long offset) | |
| 24 | { | |
| 25 | struct symbol *func; | |
| 26 | char *name, *str; | |
| 27 | unsigned long name_off; | |
| 28 | ||
| 29 | func = find_containing_func(sec, offset); | |
| 30 | if (func) { | |
| 31 | name = func->name; | |
| 32 | name_off = offset - func->offset; | |
| 33 | } else { | |
| 34 | name = sec->name; | |
| 35 | name_off = offset; | |
| 36 | } | |
| 37 | ||
| 38 | str = malloc(strlen(name) + 20); | |
| 39 | ||
| 40 | if (func) | |
| 41 | sprintf(str, "%s()+0x%lx", name, name_off); | |
| 42 | else | |
| 43 | sprintf(str, "%s+0x%lx", name, name_off); | |
| 44 | ||
| 45 | return str; | |
| 46 | } | |
| 47 | ||
| 48 | #define WARN(format, ...) \ | |
| 49 | fprintf(stderr, \ | |
| 50 | "%s: warning: objtool: " format "\n", \ | |
| 51 | objname, ##__VA_ARGS__) | |
| 52 | ||
| 53 | #define WARN_FUNC(format, sec, offset, ...) \ | |
| 54 | ({ \ | |
| 55 | char *_str = offstr(sec, offset); \ | |
| 56 | WARN("%s: " format, _str, ##__VA_ARGS__); \ | |
| 57 | free(_str); \ | |
| 58 | }) | |
| 59 | ||
| 60 | #endif /* _WARN_H */ |