diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/fstatat64.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/fstatat64.c | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/fstatat64.c b/sysdeps/unix/sysv/linux/fstatat64.c index 46487919e6..d9d3ea5e64 100644 --- a/sysdeps/unix/sysv/linux/fstatat64.c +++ b/sysdeps/unix/sysv/linux/fstatat64.c @@ -21,12 +21,53 @@ #include <sys/stat.h> #undef __fstatat #undef fstatat +#include <fcntl.h> + #include <kernel_stat.h> +#include <sysdep.h> + +#include <statx_cp.h> +#include <kstat_cp.h> int __fstatat64 (int fd, const char *file, struct stat64 *buf, int flag) { - return __fxstatat64 (_STAT_VER, fd, file, buf, flag); +#if XSTAT_IS_XSTAT64 +# ifdef __NR_newfstatat + /* 64-bit kABI, e.g. aarch64, ia64, powerpc64*, s390x, riscv64, and + x86_64. */ + return INLINE_SYSCALL_CALL (newfstatat, fd, file, buf, flag); +# elif defined __NR_fstatat64 +# if STAT64_IS_KERNEL_STAT64 + /* 64-bit kABI outlier, e.g. alpha. */ + return INLINE_SYSCALL_CALL (fstatat64, fd, file, buf, flag); +# else + /* 64-bit kABI outlier, e.g. sparc64. */ + struct kernel_stat64 kst64; + int r = INLINE_SYSCALL_CALL (fstatat64, fd, file, &kst64, flag); + return r ?: __cp_stat64_kstat64 (buf, &kst64); +# endif +# else + /* 32-bit kABI with default 64-bit time_t, e.g. arc, riscv32. */ + struct statx tmp; + int r = INLINE_SYSCALL_CALL (statx, fd, file, AT_NO_AUTOMOUNT | flag, + STATX_BASIC_STATS, &tmp); + if (r == 0) + __cp_stat64_statx (buf, &tmp); + return r; +# endif +#else +# ifdef __NR_fstatat64 + /* All kABIs with non-LFS support, e.g. arm, csky, i386, hppa, m68k, + microblaze, nios2, sh, powerpc32, and sparc32. */ + return INLINE_SYSCALL_CALL (fstatat64, fd, file, buf, flag); +# else + /* 64-bit kabi outlier, e.g. mips64 and mips64-n32. */ + struct kernel_stat kst; + int r = INLINE_SYSCALL_CALL (newfstatat, fd, file, &kst, flag); + return r ?: __cp_kstat_stat64 (&kst, buf); +# endif +#endif } hidden_def (__fstatat64) weak_alias (__fstatat64, fstatat64) |