From d99d1a5d6a3a6489cbfe0d286bedbb0762bd9cd1 Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Sat, 2 Feb 2013 01:09:08 +0100
Subject: if argv is empty, start a $SHELL

---
 tcvt.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'tcvt.py')

diff --git a/tcvt.py b/tcvt.py
index fc2ca18..81572b0 100755
--- a/tcvt.py
+++ b/tcvt.py
@@ -477,7 +477,10 @@ def main():
         os.close(errpiper)
         os.environ["TERM"] = "ansi"
         try:
-            os.execvp(sys.argv[1], sys.argv[1:])
+            if len(sys.argv) < 2:
+                os.execvp(os.environ["SHELL"], [os.environ["SHELL"]])
+            else:
+                os.execvp(sys.argv[1], sys.argv[1:])
         except OSError, err:
             os.write(errpipew, "exec failed: %s" % (err,))
         sys.exit(1)
-- 
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