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| author | Mao Han <han_mao@c-sky.com> | 2018-11-26 11:13:32 +0800 |
|---|---|---|
| committer | Mao Han <han_mao@c-sky.com> | 2018-12-17 09:20:02 +0800 |
| commit | 6bbfc5c09fc5b5e3d4a0cddbbd4e2e457767dae7 (patch) | |
| tree | 955a159fecbcbd37e3d54de624326618f036cac4 /sysdeps/unix/sysv/linux/fxstatat64.c | |
| parent | ef202e530c2384d6a47951ed1c6b63ed945e462f (diff) | |
| download | glibc-6bbfc5c09fc5b5e3d4a0cddbbd4e2e457767dae7.tar.gz | |
Add statx conditionals for wordsize-32 *xstat.c
Linux kernel have remove stat64 family from default syscall set, new
implementations with statx is needed when __ARCH_WANT_STAT64 is not
define. This patch add conditionals for relevant functions, using statx
system call to get information and then copy to the return buf, ref to
include/linux/fs.h from linux kernel.
* sysdeps/unix/sysv/linux/Makefile: Add statx_cp.c.
* sysdeps/unix/sysv/linux/fxstat64.c: Add conditionals for kernel
without stat64 system call support.
* sysdeps/unix/sysv/linux/fxstatat64.c: Likewise.
* sysdeps/unix/sysv/linux/generic/wordsize-32/fxstat.c: Likewise.
* sysdeps/unix/sysv/linux/generic/wordsize-32/fxstatat.c: Likewise.
* sysdeps/unix/sysv/linux/generic/wordsize-32/lxstat.c: Likewise.
* sysdeps/unix/sysv/linux/generic/wordsize-32/lxstat64.c: Likewise.
* sysdeps/unix/sysv/linux/generic/wordsize-32/xstat.c: Likewise.
* sysdeps/unix/sysv/linux/generic/wordsize-32/xstat64.c: Likewise.
* sysdeps/unix/sysv/linux/mips/mips64/statx_cp.c: New file.
* sysdeps/unix/sysv/linux/statx_cp.c: Likewise.
* sysdeps/unix/sysv/linux/statx_cp.h: Likewise.
* sysdeps/unix/sysv/linux/wordsize-64/statx_cp.c: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/fxstatat64.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/fxstatat64.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/fxstatat64.c b/sysdeps/unix/sysv/linux/fxstatat64.c index baa9a60a66..767d55c156 100644 --- a/sysdeps/unix/sysv/linux/fxstatat64.c +++ b/sysdeps/unix/sysv/linux/fxstatat64.c @@ -26,6 +26,8 @@ #include <sysdep.h> #include <sys/syscall.h> +#include <statx_cp.h> + /* Get information about the file NAME in BUF. */ int @@ -37,7 +39,16 @@ __fxstatat64 (int vers, int fd, const char *file, struct stat64 *st, int flag) int result; INTERNAL_SYSCALL_DECL (err); +#ifdef __NR_fstatat64 result = INTERNAL_SYSCALL (fstatat64, err, 4, fd, file, st, flag); +#else + struct statx tmp; + + result = INTERNAL_SYSCALL (statx, err, 5, fd, file, AT_NO_AUTOMOUNT | flag, + STATX_BASIC_STATS, &tmp); + if (result == 0) + __cp_stat64_statx (st, &tmp); +#endif if (!__builtin_expect (INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return 0; else |