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| author | Andreas Schwab <schwab@redhat.com> | 2011-10-19 17:13:56 +0200 |
|---|---|---|
| committer | Andreas Schwab <schwab@redhat.com> | 2011-10-20 12:03:14 +0200 |
| commit | d45c60c2feb38d95e7ad95af6edb39a6d5afba81 (patch) | |
| tree | 65fa122aaf903fb10cf2d0dd9e9faea98a5adafc /elf/dl-fini.c | |
| parent | 855d156018a701b3613eb4b14ab3bd09fd12f0a3 (diff) | |
| download | glibc-d45c60c2feb38d95e7ad95af6edb39a6d5afba81.zip glibc-d45c60c2feb38d95e7ad95af6edb39a6d5afba81.tar.gz glibc-d45c60c2feb38d95e7ad95af6edb39a6d5afba81.tar.bz2 | |
Preserve link time dependencies over relocation dependencies
Diffstat (limited to 'elf/dl-fini.c')
| -rw-r--r-- | elf/dl-fini.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/elf/dl-fini.c b/elf/dl-fini.c index bafc83a..6df80ef 100644 --- a/elf/dl-fini.c +++ b/elf/dl-fini.c @@ -100,7 +100,17 @@ _dl_sort_fini (struct link_map **maps, size_t nmaps, char *used, Lmid_t ns) /* Look through the relocation dependencies of the object. */ while (m-- > 0) if (__builtin_expect (relmaps[m] == thisp, 0)) - goto move; + { + /* If a cycle exists with a link time dependency, + preserve the latter. */ + struct link_map **runp = thisp->l_initfini; + if (runp != NULL) + while (*runp != NULL) + if (__builtin_expect (*runp++ == maps[k], 0)) + goto ignore; + goto move; + } + ignore:; } --k; |