diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:53:52 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:54:10 -0700 |
| commit | d6daff12617290d4dfb499ed8425d33a48d844ba (patch) | |
| tree | 8cc815db5ac1558ecd139ec7c9cece391865b48c /misc | |
| parent | b68f8620561d7658b475eb512978d3c33d8a4547 (diff) | |
Hide __readv and __writev [BZ #18822]
Hide internal __readv and __writev functions to allow direct access
within libc.so and libc.a without using GOT nor PLT.
[BZ #18822]
* include/sys/uio.h (__readv): Add libc_hidden_proto.
(__writev): Likewise.
* misc/readv.c (__readv): Add libc_hidden_def.
* misc/writev.c (__writev): Likewise.
* sysdeps/posix/readv.c (__readv): Likewise.
* sysdeps/posix/writev.c (__writev): Likewise.
* sysdeps/unix/sysv/linux/readv.c: Include <sys/uio.h>.
(__readv): Likewise.
* sysdeps/unix/sysv/linux/writev.c: Include <sys/uio.h>.
(__writev): Likewise.
Diffstat (limited to 'misc')
| -rw-r--r-- | misc/readv.c | 1 | ||||
| -rw-r--r-- | misc/writev.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/misc/readv.c b/misc/readv.c index 064f88523c..9ad94d370a 100644 --- a/misc/readv.c +++ b/misc/readv.c @@ -30,6 +30,7 @@ __readv (int fd, const struct iovec *vector, int count) __set_errno (ENOSYS); return -1; } +libc_hidden_def (__readv) weak_alias (__readv, readv) stub_warning (readv) diff --git a/misc/writev.c b/misc/writev.c index c8d222e04f..8bd2eddf1a 100644 --- a/misc/writev.c +++ b/misc/writev.c @@ -30,6 +30,7 @@ __writev (int fd, const struct iovec *vector, int count) __set_errno (ENOSYS); return -1; } +libc_hidden_def (__writev) weak_alias (__writev, writev) stub_warning (writev) |