[PATCH] alpha: Change gethostname overflow errno from EOVERFLOW to ENAMETOOLONG

[panzhe]

Align alpha gethostname implementation with man-pages
spec, return ENAMETOOLONG instead of EOVERFLOW when
buffer is too small.

References:
https://man7.org/linux/man-pages/man2/gethostname.2.html

Signed-off-by: panzhe <panzhe@kylinos.cn>
---
 sysdeps/unix/sysv/linux/alpha/gethostname.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sysdeps/unix/sysv/linux/alpha/gethostname.c b/sysdeps/unix/sysv/linux/alpha/gethostname.c
index d2bd213c24..b7ac91bb30 100644
--- a/sysdeps/unix/sysv/linux/alpha/gethostname.c
+++ b/sysdeps/unix/sysv/linux/alpha/gethostname.c
@@ -34,7 +34,7 @@ __gethostname (char *name, size_t len)
 	 an error.  */
       && memchr (name, '\0', len) == NULL)
     {
-      __set_errno (EOVERFLOW);
+      __set_errno (ENAMETOOLONG);
       result = -1;
     }
 
-- 
2.25.1