Merge branch 'no_legacy_scheme' into 'master'

Remove all uses of the legacy scheme syntax

See merge request redox-os/relibc!492

src/header/pty/redox.rs

@@ -5,7 +5,7 @@ use crate::{
 };
 
 pub(super) unsafe fn openpty(name: &mut [u8]) -> Result<(c_int, c_int), ()> {
-    let master = fcntl::open(c_str!("pty:").as_ptr(), fcntl::O_RDWR, 0);
+    let master = fcntl::open(c_str!("/scheme/pty").as_ptr(), fcntl::O_RDWR, 0);
     if master < 0 {
         return Err(());
     }

src/header/stdlib/mod.rs

@@ -746,7 +746,7 @@ pub unsafe extern "C" fn posix_memalign(
 #[no_mangle]
 pub unsafe extern "C" fn posix_openpt(flags: c_int) -> c_int {
     #[cfg(target_os = "redox")]
-    let r = open((b"pty:\0" as *const u8).cast(), O_CREAT);
+    let r = open((b"/scheme/pty\0" as *const u8).cast(), O_CREAT);
 
     #[cfg(target_os = "linux")]
     let r = open((b"/dev/ptmx\0" as *const u8).cast(), flags);

src/header/sys_mman/mod.rs

@@ -111,7 +111,7 @@ pub unsafe extern "C" fn madvise(addr: *mut c_void, len: size_t, flags: c_int) -
 static SHM_PATH: &'static [u8] = b"/dev/shm/";
 
 #[cfg(target_os = "redox")]
-static SHM_PATH: &'static [u8] = b"shm:";
+static SHM_PATH: &'static [u8] = b"/scheme/shm/";
 
 unsafe fn shm_path(name: *const c_char) -> CString {
     let name_c = CStr::from_ptr(name);