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6bf789d6 | 1 | /* Heuristic for recognizing DSO file names. |
6d7e8eda | 2 | Copyright (C) 2021-2023 Free Software Foundation, Inc. |
6bf789d6 FW |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <https://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #include <stdbool.h> | |
20 | #include <string.h> | |
21 | ||
22 | /* Returns true if the file name looks like a DSO name. */ | |
23 | static bool | |
24 | _dl_is_dso (const char *name) | |
25 | { | |
26 | /* Recognize lib*.so*, ld-*.so*, ld.so.*, ld64.so.*. ld-*.so* | |
27 | matches both platform dynamic linker names like ld-linux.so.2, | |
28 | and versioned dynamic loader names like ld-2.12.so. */ | |
29 | return (((strncmp (name, "lib", 3) == 0 || strncmp (name, "ld-", 3) == 0) | |
30 | && strstr (name, ".so") != NULL) | |
31 | || strncmp (name, "ld.so.", 6) == 0 | |
32 | || strncmp (name, "ld64.so.", 8) == 0); | |
33 | } |