Merge pull request #256 from Wandalen/talk

[talk] full implementation

Author: jgarzik

Cargo.lock

@@ -13,6 +13,8 @@ gettext-rs.workspace = true
 libc.workspace = true
 chrono.workspace = true
 syslog = "6.1"
+thiserror = "1.0"
+binrw = "0.14"
 
 [lints]
 workspace = true
@@ -44,3 +46,7 @@ path = "./tty.rs"
 [[bin]]
 name = "write"
 path = "./write.rs"
+
+[[bin]]
+name = "talk"
+path = "./talk.rs"