diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/powerpc/fchownat.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/fchownat.c | 48 |
1 files changed, 33 insertions, 15 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/fchownat.c b/sysdeps/unix/sysv/linux/powerpc/fchownat.c index 1fbae5c448..f1b9b4db4a 100644 --- a/sysdeps/unix/sysv/linux/powerpc/fchownat.c +++ b/sysdeps/unix/sysv/linux/powerpc/fchownat.c @@ -37,6 +37,24 @@ int fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) { + int result; + +#ifdef __NR_fchownat +# ifndef __ASSUME_ATFCTS + if (__have_atfcts >= 0) +# endif + { + result = INLINE_SYSCALL (fchownat, 5, fd, file, owner, group, flag); +# ifndef __ASSUME_ATFCTS + if (result == -1 && errno == ENOSYS) + __have_atfcts = -1; + else +# endif + return result; + } +#endif + +#ifndef __ASSUME_ATFCTS if (flag & ~AT_SYMLINK_NOFOLLOW) { __set_errno (EINVAL); @@ -63,15 +81,14 @@ fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) file = buf; } - int result; INTERNAL_SYSCALL_DECL (err); -#if __ASSUME_LCHOWN_SYSCALL +# if __ASSUME_LCHOWN_SYSCALL if (flag & AT_SYMLINK_NOFOLLOW) result = INTERNAL_SYSCALL (lchown, err, 3, file, owner, group); else result = INTERNAL_SYSCALL (chown, err, 3, file, owner, group); -#else +# else char link[PATH_MAX + 2]; char path[2 * PATH_MAX + 4]; int loopct; @@ -89,7 +106,7 @@ fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) goto out; } -# ifdef __NR_lchown +# ifdef __NR_lchown if (flag & AT_SYMLINK_NOFOLLOW) { result = INTERNAL_SYSCALL (lchown, err, 3, __ptrvalue (file), owner, @@ -110,25 +127,25 @@ fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) } libc_old_chown = -1; } -# else +# else if (flag & AT_SYMLINK_NOFOLLOW) { result = INTERNAL_SYSCALL (chown, err, 3, __ptrvalue (file), owner, group); goto out; } -# endif +# endif result = __readlink (file, link, PATH_MAX + 1); if (result == -1) { -# ifdef __NR_lchown +# ifdef __NR_lchown result = INTERNAL_SYSCALL (lchown, err, 3, __ptrvalue (file), owner, group); -# else +# else result = INTERNAL_SYSCALL (chown, err, 3, __ptrvalue (file), owner, group); -# endif +# endif goto out; } @@ -178,11 +195,11 @@ fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) if (result == -1) { -# ifdef __NR_lchown +# ifdef __NR_lchown result = INTERNAL_SYSCALL (lchown, err, 3, path, owner, group); -# else +# else result = INTERNAL_SYSCALL (chown, err, 3, path, owner, group); -# endif +# endif goto out; } } @@ -190,16 +207,17 @@ fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) return -1; out: -#endif +# endif if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (result, err), 0)) { -#if !__ASSUME_LCHOWN_SYSCALL +# if !__ASSUME_LCHOWN_SYSCALL fail: -#endif +# endif __atfct_seterrno (INTERNAL_SYSCALL_ERRNO (result, err), fd, buf); result = -1; } return result; +#endif } |