[glibc] login: Rework hidden prototypes for __setutent, __utmpname, __endutent

[Florian Weimer <fw@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=98164ba55d01dfe517a71cbc5538ff1f5dc563d6

commit 98164ba55d01dfe517a71cbc5538ff1f5dc563d6
Author: Florian Weimer <fweimer@redhat.com>
Date:   Wed Jun 30 07:21:13 2021 +0200

    login: Rework hidden prototypes for __setutent, __utmpname, __endutent
    
    Replace attribute_hidden with a regular combination of
    libc_hidden_proto and libc_hidden_def.
    
    Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

Diff:
---
 include/utmp.h     | 9 ++++++---
 login/getutent_r.c | 2 ++
 login/utmpname.c   | 1 +
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/include/utmp.h b/include/utmp.h
index 374184e9b2..e8162bd08d 100644
--- a/include/utmp.h
+++ b/include/utmp.h
@@ -6,11 +6,14 @@
 /* Now define the internal interfaces.  */
 extern void __updwtmp (const char *__wtmp_file, const struct utmp *__utmp);
 libc_hidden_proto (__updwtmp)
-extern int __utmpname (const char *__file) attribute_hidden;
+extern int __utmpname (const char *__file);
+libc_hidden_proto (__utmpname)
 extern struct utmp *__getutent (void);
 libc_hidden_proto (__getutent)
-extern void __setutent (void) attribute_hidden;
-extern void __endutent (void) attribute_hidden;
+extern void __setutent (void);
+libc_hidden_proto (__setutent)
+extern void __endutent (void);
+libc_hidden_proto (__endutent)
 extern struct utmp *__getutid (const struct utmp *__id);
 libc_hidden_proto (__getutid)
 extern struct utmp *__getutline (const struct utmp *__line);
diff --git a/login/getutent_r.c b/login/getutent_r.c
index 0af48acec8..58d3d5fd0c 100644
--- a/login/getutent_r.c
+++ b/login/getutent_r.c
@@ -36,6 +36,7 @@ __setutent (void)
 
   __libc_lock_unlock (__libc_utmp_lock);
 }
+libc_hidden_def (__setutent)
 weak_alias (__setutent, setutent)
 
 
@@ -82,4 +83,5 @@ __endutent (void)
 
   __libc_lock_unlock (__libc_utmp_lock);
 }
+libc_hidden_def (__endutent)
 weak_alias (__endutent, endutent)
diff --git a/login/utmpname.c b/login/utmpname.c
index c85c27fe68..a645445e8a 100644
--- a/login/utmpname.c
+++ b/login/utmpname.c
@@ -72,4 +72,5 @@ done:
   __libc_lock_unlock (__libc_utmp_lock);
   return result;
 }
+libc_hidden_def (__utmpname)
 weak_alias (__utmpname, utmpname)