Merge pull request #431 from frozencemetery/pty

Add UNIX 98 pty functions

src/unix/mod.rs

@@ -833,6 +833,11 @@ extern {
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
                link_name = "nice$UNIX2003")]
     pub fn nice(incr: ::c_int) -> ::c_int;
+
+    pub fn grantpt(fd: ::c_int) -> ::c_int;
+    pub fn posix_openpt(flags: ::c_int) -> ::c_int;
+    pub fn ptsname(fd: ::c_int) -> *mut ::c_char;
+    pub fn unlockpt(fd: ::c_int) -> ::c_int;
 }
 
 cfg_if! {

src/unix/notbsd/linux/other/mod.rs

@@ -563,6 +563,7 @@ extern {
     pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
     pub fn setutxent();
     pub fn endutxent();
+    pub fn getpt() -> ::c_int;
 }
 
 #[link(name = "util")]

src/unix/notbsd/mod.rs

@@ -851,6 +851,9 @@ extern {
                    flg: ::c_int) -> ::c_int;
     pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
                                    abstime: *const ::timespec) -> ::c_int;
+    pub fn ptsname_r(fd: ::c_int,
+                     buf: *mut ::c_char,
+                     buflen: ::size_t) -> ::c_int;
 }
 
 cfg_if! {