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hurd: Fix getxattr("gnu.translator") returning ENODATA

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When no translator is set, __file_get_translator would return EINVAL
which is a confusing value. Better check for a passive translation
before getting the value.
This commit is contained in:
Samuel Thibault 2024-06-10 21:57:53 +02:00
parent 74f9ee3b91
commit ba5a23422a
1 changed files with 10 additions and 1 deletions
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11
hurd/xattr.c
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@ -61,7 +61,16 @@ _hurd_xattr_get (io_t port, const char *name, void *value, size_t *size)
{
char *buf = value;
mach_msg_type_number_t bufsz = value ? *size : 0;
error_t err = __file_get_translator (port, &buf, &bufsz);
struct stat64 st;
error_t err;
err = __io_stat (port, &st);
if (err)
return err;
if ((st.st_mode & S_IPTRANS) == 0)
return ENODATA;
err = __file_get_translator (port, &buf, &bufsz);
if (err)
return err;
if (value != NULL && *size < bufsz)