[PATCH 14/16] linux: Move {f}xstat{at} to compat symbols

Lukasz Majewski lukma@denx.de
Fri Jul 24 09:40:34 GMT 2020


On Thu, 23 Jul 2020 16:46:39 -0300
Adhemerval Zanella <adhemerval.zanella@linaro.org> wrote:

> They are not used internally anymore.
> 
> Checked with a build for all affected Linux ABIs.  I checked also
> on x86_64-linux-gnu and i686-linux-gnu.

Reviewed-by: Lukasz Majewski <lukma@denx.de>

> ---
>  sysdeps/unix/sysv/linux/alpha/fxstat64.c      | 12 ++++++++++-
>  sysdeps/unix/sysv/linux/alpha/fxstatat64.c    |  9 +++++++-
>  sysdeps/unix/sysv/linux/alpha/lxstat64.c      | 12 ++++++++++-
>  sysdeps/unix/sysv/linux/alpha/xstat64.c       | 12 ++++++++++-
>  sysdeps/unix/sysv/linux/fxstat.c              |  8 +++++++
>  sysdeps/unix/sysv/linux/fxstat64.c            | 14 +++++++++----
>  sysdeps/unix/sysv/linux/fxstatat.c            |  8 +++++++
>  sysdeps/unix/sysv/linux/fxstatat64.c          | 12 ++++++++++-
>  sysdeps/unix/sysv/linux/lxstat.c              |  8 +++++++
>  sysdeps/unix/sysv/linux/lxstat64.c            | 21
> ++++++++++++------- sysdeps/unix/sysv/linux/mips/fxstat.c         |
> 8 +++++++ sysdeps/unix/sysv/linux/mips/lxstat.c         |  8 +++++++
>  .../unix/sysv/linux/mips/mips64/fxstat64.c    |  8 +++++++
>  .../unix/sysv/linux/mips/mips64/fxstatat.c    |  8 +++++++
>  .../unix/sysv/linux/mips/mips64/fxstatat64.c  |  8 +++++++
>  .../unix/sysv/linux/mips/mips64/lxstat64.c    |  8 +++++++
>  sysdeps/unix/sysv/linux/mips/mips64/xstat64.c |  9 +++++++-
>  sysdeps/unix/sysv/linux/mips/xstat.c          |  8 +++++++
>  sysdeps/unix/sysv/linux/xstat.c               |  9 ++++++++
>  sysdeps/unix/sysv/linux/xstat64.c             | 15 ++++++++-----
>  20 files changed, 182 insertions(+), 23 deletions(-)
> 
> diff --git a/sysdeps/unix/sysv/linux/alpha/fxstat64.c
> b/sysdeps/unix/sysv/linux/alpha/fxstat64.c index
> 9d6b8eca32..bcfb55050c 100644 ---
> a/sysdeps/unix/sysv/linux/alpha/fxstat64.c +++
> b/sysdeps/unix/sysv/linux/alpha/fxstat64.c @@ -22,9 +22,11 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __fxstat64 (int vers, int fd, struct stat64 *buf)
>  {
>    switch (vers)
> @@ -42,4 +44,12 @@ __fxstat64 (int vers, int fd, struct stat64 *buf)
>        }
>      }
>  }
> -strong_alias (__fxstat64, __fxstat);
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
> +strong_alias (__fxstat64, __fxstat_compat)
> +compat_symbol (libc, __fxstat_compat, __fxstat, GLIBC_2_0);
> +#endif
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_33)
> +compat_symbol (libc, __fxstat64, __fxstat64, GLIBC_2_1);
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/alpha/fxstatat64.c
> b/sysdeps/unix/sysv/linux/alpha/fxstatat64.c index
> 997fb87ac6..fa3074eeca 100644 ---
> a/sysdeps/unix/sysv/linux/alpha/fxstatat64.c +++
> b/sysdeps/unix/sysv/linux/alpha/fxstatat64.c @@ -22,11 +22,18 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
>  
> +#if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __fxstatat64 (int vers, int fd, const char *file, struct stat64 *st,
> int flag) {
>    return INLINE_SYSCALL_CALL (fstatat64, fd, file, st, flag);
>  }
> -strong_alias (__fxstatat64, __fxstatat);
> +strong_alias (__fxstatat64, __fxstatat_compat)
> +compat_symbol (libc, __fxstatat_compat, __fxstatat, GLIBC_2_4);
> +
> +compat_symbol (libc, __fxstatat64, __fxstatat64, GLIBC_2_4);
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/alpha/lxstat64.c
> b/sysdeps/unix/sysv/linux/alpha/lxstat64.c index
> 38f132f15e..7424b2f621 100644 ---
> a/sysdeps/unix/sysv/linux/alpha/lxstat64.c +++
> b/sysdeps/unix/sysv/linux/alpha/lxstat64.c @@ -23,9 +23,11 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __lxstat64 (int vers, const char *name, struct stat64 *buf)
>  {
>    switch (vers)
> @@ -43,4 +45,12 @@ __lxstat64 (int vers, const char *name, struct
> stat64 *buf) }
>      }
>  }
> -weak_alias (__lxstat64, __lxstat);
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
> +strong_alias (__lxstat64, __lxstat_compat)
> +compat_symbol (libc, __lxstat_compat, __lxstat, GLIBC_2_0);
> +#endif
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_33)
> +compat_symbol (libc, __lxstat64, __lxstat64, GLIBC_2_1);
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/alpha/xstat64.c
> b/sysdeps/unix/sysv/linux/alpha/xstat64.c index
> c856c95dc5..59f7ddae7f 100644 ---
> a/sysdeps/unix/sysv/linux/alpha/xstat64.c +++
> b/sysdeps/unix/sysv/linux/alpha/xstat64.c @@ -23,9 +23,11 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __xstat64 (int vers, const char *name, struct stat64 *buf)
>  {
>    switch (vers)
> @@ -43,4 +45,12 @@ __xstat64 (int vers, const char *name, struct
> stat64 *buf) }
>      }
>  }
> -weak_alias (__xstat64, __xstat);
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
> +strong_alias (__xstat64, __xstat_compat)
> +compat_symbol (libc, __xstat_compat, __xstat, GLIBC_2_0);
> +#endif
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_33)
> +compat_symbol (libc, __xstat64, __xstat64, GLIBC_2_1);
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/fxstat.c
> b/sysdeps/unix/sysv/linux/fxstat.c index f78497ea92..649bb95252 100644
> --- a/sysdeps/unix/sysv/linux/fxstat.c
> +++ b/sysdeps/unix/sysv/linux/fxstat.c
> @@ -24,9 +24,13 @@
>  #if !XSTAT_IS_XSTAT64
>  # include <xstatconv.h>
>  # include <xstatover.h>
> +# include <shlib-compat.h>
> +
> +# if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
>  
>  /* Get information about the file FD in BUF.  */
>  int
> +attribute_compat_text_section
>  __fxstat (int vers, int fd, struct stat *buf)
>  {
>    switch (vers)
> @@ -57,4 +61,8 @@ __fxstat (int vers, int fd, struct stat *buf)
>        }
>      }
>  }
> +
> +compat_symbol (libc, __fxstat, __fxstat, GLIBC_2_0);
> +# endif /* SHLIB_COMPAT  */
> +
>  #endif /* XSTAT_IS_XSTAT64  */
> diff --git a/sysdeps/unix/sysv/linux/fxstat64.c
> b/sysdeps/unix/sysv/linux/fxstat64.c index 6ae7babccc..726dfd0ad6
> 100644 --- a/sysdeps/unix/sysv/linux/fxstat64.c
> +++ b/sysdeps/unix/sysv/linux/fxstat64.c
> @@ -24,10 +24,14 @@
>  #include <sysdep.h>
>  #include <xstatconv.h>
>  #include <statx_cp.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
>  
>  /* Get information about the file FD in BUF.  */
>  
>  int
> +attribute_compat_text_section
>  ___fxstat64 (int vers, int fd, struct stat64 *buf)
>  {
>  #if XSTAT_IS_XSTAT64
> @@ -53,16 +57,18 @@ ___fxstat64 (int vers, int fd, struct stat64 *buf)
>  #endif /* XSTAT_IS_XSTAT64  */
>  }
>  
> -#include <shlib-compat.h>
> -
>  #if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
> -versioned_symbol (libc, ___fxstat64, __fxstat64, GLIBC_2_2);
> +compat_symbol (libc, ___fxstat64, __fxstat64, GLIBC_2_2);
>  strong_alias (___fxstat64, __old__fxstat64)
>  compat_symbol (libc, __old__fxstat64, __fxstat64, GLIBC_2_1);
>  #else
>  strong_alias (___fxstat64, __fxstat64)
> +compat_symbol (libc, ___fxstat64, __fxstat64, GLIBC_2_2);
>  #endif
>  
>  #if XSTAT_IS_XSTAT64
> -strong_alias (__fxstat64, __fxstat);
> +strong_alias (___fxstat64, __fxstat_compat)
> +compat_symbol (libc, __fxstat_compat, __fxstat, GLIBC_2_2);
>  #endif
> +
> +#endif /* SHLIB_COMPAT  */
> diff --git a/sysdeps/unix/sysv/linux/fxstatat.c
> b/sysdeps/unix/sysv/linux/fxstatat.c index 1a60fc10e3..2083e18eac
> 100644 --- a/sysdeps/unix/sysv/linux/fxstatat.c
> +++ b/sysdeps/unix/sysv/linux/fxstatat.c
> @@ -24,9 +24,13 @@
>  #if !XSTAT_IS_XSTAT64
>  # include <xstatconv.h>
>  # include <xstatover.h>
> +# include <shlib-compat.h>
> +
> +# if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
>  
>  /* Get information about the file FD in BUF.  */
>  int
> +attribute_compat_text_section
>  __fxstatat (int vers, int fd, const char *file, struct stat *st, int
> flag) {
>  #if STAT_IS_KERNEL_STAT
> @@ -46,4 +50,8 @@ __fxstatat (int vers, int fd, const char *file,
> struct stat *st, int flag) return r ?: __xstat32_conv (vers, &st64,
> st); #endif
>  }
> +
> +compat_symbol (libc, __fxstatat, __fxstatat, GLIBC_2_4);
> +# endif /* SHLIB_COMPAT  */
> +
>  #endif /* XSTAT_IS_XSTAT64  */
> diff --git a/sysdeps/unix/sysv/linux/fxstatat64.c
> b/sysdeps/unix/sysv/linux/fxstatat64.c index 7fe034809c..8a505451d9
> 100644 --- a/sysdeps/unix/sysv/linux/fxstatat64.c
> +++ b/sysdeps/unix/sysv/linux/fxstatat64.c
> @@ -24,10 +24,14 @@
>  #include <sysdep.h>
>  #include <xstatconv.h>
>  #include <statx_cp.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
>  
>  /* Get information about the file FD in BUF.  */
>  
>  int
> +attribute_compat_text_section
>  __fxstatat64 (int vers, int fd, const char *file, struct stat64 *st,
> int flag) {
>  #if XSTAT_IS_XSTAT64
> @@ -61,6 +65,12 @@ __fxstatat64 (int vers, int fd, const char *file,
> struct stat64 *st, int flag) #endif
>    return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
>  }
> +
> +compat_symbol (libc, __fxstatat64, __fxstatat64, GLIBC_2_4);
> +
>  #if XSTAT_IS_XSTAT64
> -strong_alias (__fxstatat64, __fxstatat);
> +strong_alias (__fxstatat64, __fxstatat_compat)
> +compat_symbol (libc, __fxstatat_compat, __fxstatat, GLIBC_2_4);
>  #endif
> +
> +#endif /* SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)  */
> diff --git a/sysdeps/unix/sysv/linux/lxstat.c
> b/sysdeps/unix/sysv/linux/lxstat.c index 156173a4e1..f307aa4942 100644
> --- a/sysdeps/unix/sysv/linux/lxstat.c
> +++ b/sysdeps/unix/sysv/linux/lxstat.c
> @@ -20,13 +20,17 @@
>  #include <fcntl.h>
>  #include <kernel_stat.h>
>  #include <sysdep.h>
> +#include <shlib-compat.h>
>  
>  #if !XSTAT_IS_XSTAT64
>  # include <xstatconv.h>
>  # include <xstatover.h>
>  
> +# if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
> +
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __lxstat (int vers, const char *name, struct stat *buf)
>  {
>    switch (vers)
> @@ -58,4 +62,8 @@ __lxstat (int vers, const char *name, struct stat
> *buf) }
>      }
>  }
> +
> +compat_symbol (libc, __lxstat, __lxstat, GLIBC_2_0);
> +# endif /* SHLIB_COMPAT  */
> +
>  #endif /* XSTAT_IS_XSTAT64  */
> diff --git a/sysdeps/unix/sysv/linux/lxstat64.c
> b/sysdeps/unix/sysv/linux/lxstat64.c index 29bd1cdf72..660d59aea3
> 100644 --- a/sysdeps/unix/sysv/linux/lxstat64.c
> +++ b/sysdeps/unix/sysv/linux/lxstat64.c
> @@ -24,10 +24,14 @@
>  #include <sysdep.h>
>  #include <xstatconv.h>
>  #include <statx_cp.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  
>  int
> +attribute_compat_text_section
>  ___lxstat64 (int vers, const char *name, struct stat64 *buf)
>  {
>  #if XSTAT_IS_XSTAT64
> @@ -70,17 +74,18 @@ ___lxstat64 (int vers, const char *name, struct
> stat64 *buf) return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
>  }
>  
> -#if XSTAT_IS_XSTAT64
> -weak_alias (___lxstat64, __lxstat);
> -weak_alias (___lxstat64, __GI___lxstat);
> -#endif
> -
> -#include <shlib-compat.h>
> -
>  #if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
> -versioned_symbol (libc, ___lxstat64, __lxstat64, GLIBC_2_2);
> +compat_symbol (libc, ___lxstat64, __lxstat64, GLIBC_2_2);
>  strong_alias (___lxstat64, __old__lxstat64)
>  compat_symbol (libc, __old__lxstat64, __lxstat64, GLIBC_2_1);
>  #else
>  strong_alias (___lxstat64, __lxstat64);
> +compat_symbol (libc, ___lxstat64, __lxstat64, GLIBC_2_2);
>  #endif
> +
> +#if XSTAT_IS_XSTAT64
> +strong_alias (___lxstat64,__lxstat_compat)
> +compat_symbol (libc, __lxstat_compat, __lxstat, GLIBC_2_2);
> +#endif
> +
> +#endif /* SHLIB_COMPAT  */
> diff --git a/sysdeps/unix/sysv/linux/mips/fxstat.c
> b/sysdeps/unix/sysv/linux/mips/fxstat.c index 4585c2362b..cb9f656628
> 100644 --- a/sysdeps/unix/sysv/linux/mips/fxstat.c
> +++ b/sysdeps/unix/sysv/linux/mips/fxstat.c
> @@ -21,9 +21,13 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __fxstat (int vers, int fd, struct stat *buf)
>  {
>    switch (vers)
> @@ -39,3 +43,7 @@ __fxstat (int vers, int fd, struct stat *buf)
>        }
>      }
>  }
> +
> +compat_symbol (libc, __fxstat, __fxstat, GLIBC_2_0);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/lxstat.c
> b/sysdeps/unix/sysv/linux/mips/lxstat.c index 62a3b15b32..ebd05cca50
> 100644 --- a/sysdeps/unix/sysv/linux/mips/lxstat.c
> +++ b/sysdeps/unix/sysv/linux/mips/lxstat.c
> @@ -21,9 +21,13 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __lxstat (int vers, const char *name, struct stat *buf)
>  {
>    switch (vers)
> @@ -39,3 +43,7 @@ __lxstat (int vers, const char *name, struct stat
> *buf) }
>      }
>  }
> +
> +compat_symbol (libc, __lxstat, __lxstat, GLIBC_2_0);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c
> b/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c index
> e6c1cacd4b..855c650814 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c +++
> b/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c @@ -20,10 +20,14 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_33)
>  
>  /* Get information about the file FD in BUF.  */
>  
>  int
> +attribute_compat_text_section
>  __fxstat64 (int vers, int fd, struct stat64 *buf)
>  {
>    struct kernel_stat kbuf;
> @@ -31,3 +35,7 @@ __fxstat64 (int vers, int fd, struct stat64 *buf)
>    return r ?: __xstat64_conv (vers, &kbuf, buf);
>  
>  }
> +
> +compat_symbol (libc, __fxstat64, __fxstat64, GLIBC_2_2);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/fxstatat.c
> b/sysdeps/unix/sysv/linux/mips/mips64/fxstatat.c index
> e384dbab8b..1c1fbb02c2 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips64/fxstatat.c +++
> b/sysdeps/unix/sysv/linux/mips/mips64/fxstatat.c @@ -21,12 +21,20 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
>  
>  /* Get information about the file FD in BUF.  */
>  int
> +attribute_compat_text_section
>  __fxstatat (int vers, int fd, const char *file, struct stat *st, int
> flag) {
>    struct kernel_stat kst;
>    int r = INLINE_SYSCALL_CALL (newfstatat, fd, file, &kst, flag);
>    return r ?: __xstat_conv (vers, &kst, st);
>  }
> +
> +compat_symbol (libc, __fxstatat, __fxstatat, GLIBC_2_4);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/fxstatat64.c
> b/sysdeps/unix/sysv/linux/mips/mips64/fxstatat64.c index
> cfd172d301..f40a2c5aa8 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips64/fxstatat64.c +++
> b/sysdeps/unix/sysv/linux/mips/mips64/fxstatat64.c @@ -19,10 +19,14 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  
>  int
> +attribute_compat_text_section
>  __fxstatat64 (int vers, int fd, const char *file, struct stat64 *st,
> int flag) {
>    if (vers == _STAT_VER_LINUX)
> @@ -33,3 +37,7 @@ __fxstatat64 (int vers, int fd, const char *file,
> struct stat64 *st, int flag) }
>    return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
>  }
> +
> +compat_symbol (libc, __fxstatat64, __fxstatat64, GLIBC_2_4);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c
> b/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c index
> 0f3934f8c8..752c5284a7 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c +++
> b/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c @@ -20,12 +20,20 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __lxstat64 (int vers, const char *name, struct stat64 *buf)
>  {
>    struct kernel_stat kbuf;
>    int r = INLINE_SYSCALL_CALL (lstat, name, &kbuf);
>    return r ?: __xstat64_conv (vers, &kbuf, buf);
>  }
> +
> +compat_symbol (libc, __lxstat64, __lxstat64, GLIBC_2_2);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c
> b/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c index
> 64d2952276..a620ba2f1f 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c +++
> b/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c @@ -20,13 +20,20 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
>  
> -/* Get information about the file NAME in BUF.  */
> +#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_33)
>  
> +/* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __xstat64 (int vers, const char *name, struct stat64 *buf)
>  {
>    struct kernel_stat kbuf;
>    int r = INLINE_SYSCALL_CALL (stat, name, &kbuf);
>    return r ?: __xstat64_conv (vers, &kbuf, buf);
>  }
> +
> +compat_symbol (libc, __xstat64, __xstat64, GLIBC_2_2);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/mips/xstat.c
> b/sysdeps/unix/sysv/linux/mips/xstat.c index d6ff5ccbe0..0748a3422d
> 100644 --- a/sysdeps/unix/sysv/linux/mips/xstat.c
> +++ b/sysdeps/unix/sysv/linux/mips/xstat.c
> @@ -21,9 +21,13 @@
>  #include <kernel_stat.h>
>  #include <sysdep.h>
>  #include <xstatconv.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __xstat (int vers, const char *name, struct stat *buf)
>  {
>    switch (vers)
> @@ -39,3 +43,7 @@ __xstat (int vers, const char *name, struct stat
> *buf) }
>      }
>  }
> +
> +compat_symbol (libc, __xstat, __xstat, GLIBC_2_0);
> +
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/xstat.c
> b/sysdeps/unix/sysv/linux/xstat.c index a971e8cf6a..51329831b0 100644
> --- a/sysdeps/unix/sysv/linux/xstat.c
> +++ b/sysdeps/unix/sysv/linux/xstat.c
> @@ -20,13 +20,17 @@
>  #include <fcntl.h>
>  #include <kernel_stat.h>
>  #include <sysdep.h>
> +#include <shlib-compat.h>
>  
>  #if !XSTAT_IS_XSTAT64
>  # include <xstatconv.h>
>  # include <xstatover.h>
>  
> +# if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
> +
>  /* Get information about the file NAME in BUF.  */
>  int
> +attribute_compat_text_section
>  __xstat (int vers, const char *name, struct stat *buf)
>  {
>    switch (vers)
> @@ -57,4 +61,9 @@ __xstat (int vers, const char *name, struct stat
> *buf) }
>      }
>  }
> +
> +compat_symbol (libc, __xstat, __xstat, GLIBC_2_0);
> +# endif /* SHLIB_COMPAT  */
> +
>  #endif /* XSTAT_IS_XSTAT64  */
> +
> diff --git a/sysdeps/unix/sysv/linux/xstat64.c
> b/sysdeps/unix/sysv/linux/xstat64.c index e3a42966f5..4872d24694
> 100644 --- a/sysdeps/unix/sysv/linux/xstat64.c
> +++ b/sysdeps/unix/sysv/linux/xstat64.c
> @@ -24,10 +24,14 @@
>  #include <sysdep.h>
>  #include <xstatconv.h>
>  #include <statx_cp.h>
> +#include <shlib-compat.h>
> +
> +#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
>  
>  /* Get information about the file NAME in BUF.  */
>  
>  int
> +attribute_compat_text_section
>  ___xstat64 (int vers, const char *name, struct stat64 *buf)
>  {
>  #if XSTAT_IS_XSTAT64
> @@ -68,16 +72,17 @@ ___xstat64 (int vers, const char *name, struct
> stat64 *buf) }
>  
>  #if XSTAT_IS_XSTAT64
> -weak_alias (___xstat64, __xstat);
> -weak_alias (___xstat64, __GI___xstat);
> +strong_alias (___xstat64, __xstat_compat)
> +compat_symbol (libc, __xstat_compat, __xstat, GLIBC_2_2);
>  #endif
>  
> -#include <shlib-compat.h>
> -
>  #if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
> -versioned_symbol (libc, ___xstat64, __xstat64, GLIBC_2_2);
> +compat_symbol (libc, ___xstat64, __xstat64, GLIBC_2_2);
>  strong_alias (___xstat64, __old__xstat64)
>  compat_symbol (libc, __old__xstat64, __xstat64, GLIBC_2_1);
>  #else
>  strong_alias (___xstat64, __xstat64)
> +compat_symbol (libc, ___xstat64, __xstat64, GLIBC_2_2);
>  #endif
> +
> +#endif /* SHLIB_COMPAT  */




Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de
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