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authorH.J. Lu <hjl.tools@gmail.com>2017-08-20 10:45:58 -0700
committerH.J. Lu <hjl.tools@gmail.com>2017-08-20 10:46:11 -0700
commitc8dfa99c984e4bdc7b5363e23ff0d1e8b26da6e5 (patch)
treeea9cc761e866431d0eaa3d5945cfbdea0371a192 /sysdeps/unix/sysv
parent91695eb14cadbfbb2ab0f5dddd59fd4e077a04b5 (diff)
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i386: Hide __old_readdir64 [BZ #18822]
Hide internal __old_readdir64 function to allow direct access within libc.so and libc.a without using GOT nor PLT. [BZ #18822] * sysdeps/unix/sysv/linux/i386/olddirent.h (__old_readdir64): Add libc_hidden_proto. * sysdeps/unix/sysv/linux/i386/readdir64.c (__old_readdir64): Add libc_hidden_def.
Diffstat (limited to 'sysdeps/unix/sysv')
-rw-r--r--sysdeps/unix/sysv/linux/i386/olddirent.h1
-rw-r--r--sysdeps/unix/sysv/linux/i386/readdir64.c2
2 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/olddirent.h b/sysdeps/unix/sysv/linux/i386/olddirent.h
index 413f78d108..8f2fcb7a9c 100644
--- a/sysdeps/unix/sysv/linux/i386/olddirent.h
+++ b/sysdeps/unix/sysv/linux/i386/olddirent.h
@@ -31,6 +31,7 @@ struct __old_dirent64
/* Now define the internal interfaces. */
extern struct __old_dirent64 *__old_readdir64 (DIR *__dirp);
+libc_hidden_proto (__old_readdir64);
extern int __old_readdir64_r (DIR *__dirp, struct __old_dirent64 *__entry,
struct __old_dirent64 **__result);
extern __ssize_t __old_getdents64 (int __fd, char *__buf, size_t __nbytes)
diff --git a/sysdeps/unix/sysv/linux/i386/readdir64.c b/sysdeps/unix/sysv/linux/i386/readdir64.c
index f80b6a7ba2..de8669feff 100644
--- a/sysdeps/unix/sysv/linux/i386/readdir64.c
+++ b/sysdeps/unix/sysv/linux/i386/readdir64.c
@@ -39,5 +39,7 @@ versioned_symbol (libc, __readdir64, readdir64, GLIBC_2_2);
#include <sysdeps/posix/readdir.c>
+libc_hidden_def (__old_readdir64)
+
compat_symbol (libc, __old_readdir64, readdir64, GLIBC_2_1);
#endif