Merge branch 'socklen-t-dedup' into 'master'

remove duplicate socklen_t definition

See merge request redox-os/relibc!1081

src/header/arpa_inet/mod.rs

@@ -10,9 +10,10 @@ use core::{
 use crate::{
     c_str::CStr,
     header::{
+        bits_socklen_t::socklen_t,
         errno::{EAFNOSUPPORT, ENOSPC},
         netinet_in::{INADDR_NONE, in_addr, in_addr_t, ntohl},
-        sys_socket::{constants::AF_INET, socklen_t},
+        sys_socket::constants::AF_INET,
     },
     platform::{
         self,

src/header/netdb/lookup.rs

@@ -10,13 +10,14 @@ use crate::{
 };
 
 use crate::header::{
+    bits_socklen_t::socklen_t,
     bits_time::timespec,
     errno::*,
     netinet_in::{IPPROTO_UDP, htons, in_addr, sockaddr_in},
     sys_socket::{
         self,
         constants::{AF_INET, SOCK_DGRAM},
-        sockaddr, socklen_t,
+        sockaddr,
     },
     time,
 };

src/header/netdb/mod.rs

@@ -13,12 +13,13 @@ use crate::{
     error::ResultExt,
     header::{
         arpa_inet::inet_aton,
+        bits_socklen_t::socklen_t,
         errno::*,
         fcntl::O_RDONLY,
         netinet_in::{htons, in_addr, ntohl, sockaddr_in, sockaddr_in6},
         stdlib::atoi,
         strings::strcasecmp,
-        sys_socket::{constants::AF_INET, sa_family_t, sockaddr, socklen_t},
+        sys_socket::{constants::AF_INET, sa_family_t, sockaddr},
         unistd::SEEK_SET,
     },
     platform::{

src/header/sys_socket/cbindgen.toml

@@ -1,5 +1,8 @@
 sys_includes = ["stddef.h", "stdint.h", "sys/types.h", "sys/uio.h"]
 include_guard = "_SYS_SOCKET_H"
+after_includes = """
+#include <bits/socklen-t.h> // for socklen_t
+"""
 trailer = "#include <bits/sys/socket.h>"
 language = "C"
 style = "Tag"

src/header/sys_socket/mod.rs

@@ -6,7 +6,7 @@ use core::{mem, ptr};
 
 use crate::{
     error::ResultExt,
-    header::sys_uio::iovec,
+    header::{bits_socklen_t::socklen_t, sys_uio::iovec},
     platform::{
         PalSocket, Sys,
         types::{
@@ -18,7 +18,6 @@ use crate::{
 pub mod constants;
 
 pub type sa_family_t = u16;
-pub type socklen_t = u32;
 
 /// See <https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/sys_socket.h.html>.
 #[repr(C)]