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authorH.J. Lu <hjl.tools@gmail.com>2017-10-01 15:51:44 -0700
committerH.J. Lu <hjl.tools@gmail.com>2017-10-01 15:51:56 -0700
commit59c04e67631d370738b80923d42d4d1539d8f95f (patch)
treef89921d970aa995215b7ae4740832f4b4f1702c4 /login/updwtmp.c
parent4587a421c54a8912b3e24913c7e1501293042b40 (diff)
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Mark internal utmp functions with attribute_hidden [BZ #18822]
Mark internal utmp functions with attribute_hidden to allow direct
access within libc.so and libc.a without using GOT nor PLT.

	[BZ #18822]
	* include/utmp.h (__updwtmp): Add libc_hidden_proto.
	(__getutent): Likewise.
	(__getutid): Likewise.
	(__getutline): Likewise.
	(__pututline): Likewise.
	(__getutent_r): Likewise.
	(__getutid_r): Likewise.
	(__getutline_r): Likewise.
	(__utmpname): Add attribute_hidden.
	(__setutent): Likewise.
	(__endutent): Likewise.
	* login/getutent.c (__getutent): Add libc_hidden_def.
	* login/getutent_r.c (__getutent_r): Likewise.
	(__pututline): Likewise.
	* login/getutid.c (__getutid): Likewise.
	* login/getutid_r.c (__getutid_r): Likewise.
	* login/getutline.c (__getutline): Likewise.
	* login/getutline_r.c (__getutline_r): Likewise.
	* login/updwtmp.c (__updwtmp): Likewise.
Diffstat (limited to 'login/updwtmp.c')
-rw-r--r--login/updwtmp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/login/updwtmp.c b/login/updwtmp.c
index 7788614ed3..3fcbaf643d 100644
--- a/login/updwtmp.c
+++ b/login/updwtmp.c
@@ -31,4 +31,5 @@ __updwtmp (const char *wtmp_file, const struct utmp *utmp)
 
   (*__libc_utmp_file_functions.updwtmp) (file_name, utmp);
 }
+libc_hidden_def (__updwtmp)
 weak_alias (__updwtmp, updwtmp)