Add a /bin/tty command that prints the current tty.

Also fix ttyname() syscall to include "/dev/" in the name.

1 files changed, 4 insertions, 1 deletions

diff --git a/Userland/sh.cpp b/Userland/sh.cpp
index 3a660c0d01..f218ae7290 100644
--- a/Userland/sh.cpp
+++ b/Userland/sh.cpp
@@ -11,6 +11,7 @@
 struct GlobalState {
     String cwd;
     String username;
+    const char* ttyname_short { nullptr };
     char ttyname[32];
     char hostname[32];
 };
@@ -160,7 +161,7 @@ static void greeting()
         perror("uname");
         return;
     }
-    printf("\n%s/%s on %s\n\n", uts.sysname, uts.machine, g->ttyname);
+    printf("\n%s/%s on %s\n\n", uts.sysname, uts.machine, g->ttyname_short);
 }
 
 int main(int, char**)
@@ -172,6 +173,8 @@ int main(int, char**)
     rc = ttyname_r(0, g->ttyname, sizeof(g->ttyname));
     if (rc < 0)
         perror("ttyname_r");
+    else
+        g->ttyname_short = strrchr(g->ttyname, '/') + 1;
     {
         auto* pw = getpwuid(getuid());
         if (pw)