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Hide internal __tdestroy function [BZ #18822]

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Hide internal __tdestroy function to allow direct access within libc.so
and libc.a without using GOT nor PLT.

	[BZ #18822]
	* include/search.h (__tdestroy): Add libc_hidden_proto.
	* misc/tsearch.c (__tdestroy): Add libc_hidden_def.
This commit is contained in:
H.J. Lu 2017-10-01 16:06:43 -07:00
parent 048dd6813f
commit fe84fed048
3 changed files with 8 additions and 0 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2017-10-01 H.J. Lu <hongjiu.lu@intel.com>
[BZ #18822]
* include/search.h (__tdestroy): Add libc_hidden_proto.
* misc/tsearch.c (__tdestroy): Add libc_hidden_def.
2017-10-01 H.J. Lu <hongjiu.lu@intel.com>
[BZ #18822]

1
include/search.h
View File

@ -24,5 +24,6 @@ libc_hidden_proto (__tdelete)
extern void __twalk (const void *__root, __action_fn_t action);
libc_hidden_proto (__twalk)
extern void __tdestroy (void *__root, __free_fn_t freefct);
libc_hidden_proto (__tdestroy)
#endif
#endif

1
misc/tsearch.c
View File

@ -745,4 +745,5 @@ __tdestroy (void *vroot, __free_fn_t freefct)
if (root != NULL)
tdestroy_recurse (root, freefct);
}
libc_hidden_def (__tdestroy)
weak_alias (__tdestroy, tdestroy)