From 94341e6d65c4ef4c7645f95ad40ee42f835c6069 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Thu, 15 Jun 2017 13:59:47 +1200
Subject: Clean up some exit statuses

---
 bin/fnl.sh | 2 +-
 bin/shb.sh | 6 +++---
 bin/xgo.sh | 1 +
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/bin/fnl.sh b/bin/fnl.sh
index 8d771adb..86e582f1 100644
--- a/bin/fnl.sh
+++ b/bin/fnl.sh
@@ -3,7 +3,7 @@
 # Check we have at least one argument
 if [ "$#" -eq 0 ] ; then
     printf >&2 'fnl: Command needed\n'
-    return 2
+    exit 2
 fi
 
 # Create a temporary directory; note that we *don't* clean it up on exit
diff --git a/bin/shb.sh b/bin/shb.sh
index 7d31876d..d0279ce3 100644
--- a/bin/shb.sh
+++ b/bin/shb.sh
@@ -1,10 +1,10 @@
 # Use PATH to build a shebang for a script given on stdin
 self=shb
 
-# Need at least two arguments
+# Need at least one argument
 if [ "$#" -lt 1 ] ; then
     printf >&2 '%s: Need interpreter command\n' "$self"
-    exit 1
+    exit 2
 fi
 
 # First argument is the name of the interpreter
@@ -23,4 +23,4 @@ set -- "$intp" "$@"
 printf '#!%s\n' "$*"
 
 # Emit the rest of the input
-cat
+cat -
diff --git a/bin/xgo.sh b/bin/xgo.sh
index 4d7cf922..3fb11fde 100644
--- a/bin/xgo.sh
+++ b/bin/xgo.sh
@@ -3,6 +3,7 @@
 # Check arguments
 if [ "$#" -eq 0 ] ; then
     printf >&2 'xgo: At least one URL required\n'
+    exit 2
 fi
 
 # Iterate over the URL arguments
-- 
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