git-send-email: prevent undefined variable warnings if no encryption is set
commitfa835cd5728411bfd8f851e7327e11ad809a59d1
authorThomas Rast <trast@student.ethz.ch>
Thu, 26 Jun 2008 21:03:21 +0000 (26 23:03 +0200)
committerJunio C Hamano <gitster@pobox.com>
Sat, 28 Jun 2008 23:49:33 +0000 (28 16:49 -0700)
tree4f64a8d06258efa60504b854bb03ba46778ba64e
parentf6bebd121ac531871c4cee576b0baf6814099425
git-send-email: prevent undefined variable warnings if no encryption is set

With the previous patch, not configuring any encryption (either on or
off) would leave $smtp_encryption undefined.  We simply set it to the
empty string in that case.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-send-email.perl