mkfifo and constants

src/platform/src/linux/mod.rs

@@ -142,6 +142,10 @@ pub fn mkdir(path: *const c_char, mode: mode_t) -> c_int {
     e(unsafe { syscall!(MKDIRAT, AT_FDCWD, path, mode) }) as c_int
 }
 
+pub fn mkfifo(path: *const c_char mode: mode_t) -> c_int {
+    e(unsafe { syscall!(MKNODAT, AT_FDCWD, path, mode, 0) })
+}
+
 pub fn nanosleep(rqtp: *const timespec, rmtp: *mut timespec) -> c_int {
     e(unsafe { syscall!(NANOSLEEP, rqtp, rmtp) }) as c_int
 }

src/platform/src/redox/mod.rs

@@ -1,6 +1,5 @@
 use core::ptr;
 use core::slice;
-use core::mem;
 use syscall;
 use syscall::flag::*;
 use syscall::data::TimeSpec as redox_timespec;
@@ -199,6 +198,18 @@ pub fn mkdir(path: *const c_char, mode: mode_t) -> c_int {
     }
 }
 
+pub fn mkfifo(path: *const c_char, mode: mode_t) -> c_int {
+    let flags = O_CREAT | MODE_FIFO | mode as usize & 0o777;
+    let path = unsafe { c_str(path) };
+    match syscall::open(path, flags) {
+        Ok(fd) => {
+            let _ = syscall::close(fd);
+            0
+        }
+        Err(err) => e(Err(err)) as c_int,
+    }
+}
+
 pub fn nanosleep(rqtp: *const timespec, rmtp: *mut timespec) -> c_int {
     let redox_rqtp = unsafe { redox_timespec::from(&*rqtp) };
     let mut redox_rmtp: redox_timespec;