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Add newfstatat system call for 64-bit Linuxulator.

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Differential Revision:	https://reviews.freebsd.org/D1071
Reviewed by:	trasz
This commit is contained in:
Dmitry Chagin 2015-05-24 15:48:34 +00:00
parent 4ca75bed31
commit 606bcc1741
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=283420
1 changed files with 30 additions and 0 deletions
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30
sys/compat/linux/linux_stats.c
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@ -627,4 +627,34 @@ linux_fstatat64(struct thread *td, struct linux_fstatat64_args *args)
return (error);
}
#else /* __amd64__ && !COMPAT_LINUX32 */
int
linux_newfstatat(struct thread *td, struct linux_newfstatat_args *args)
{
char *path;
int error, dfd, flag;
struct stat buf;
if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW)
return (EINVAL);
flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) ?
AT_SYMLINK_NOFOLLOW : 0;
dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd;
LCONVPATHEXIST_AT(td, args->pathname, &path, dfd);
#ifdef DEBUG
if (ldebug(newfstatat))
printf(ARGS(newfstatat, "%i, %s, %i"), args->dfd, path, args->flag);
#endif
error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf);
if (error == 0)
error = newstat_copyout(&buf, args->statbuf);
LFREEPATH(path);
return (error);
}
#endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */