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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>
This commit is contained in:
Thomas Rast 2008-06-26 23:03:21 +02:00 committed by Junio C Hamano
parent f6bebd121a
commit fa835cd572
1 changed files with 3 additions and 0 deletions
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git-send-email.perl
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@ -313,6 +313,9 @@ sub read_config {
${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
}
# 'default' encryption is none -- this only prevents a warning
$smtp_encryption = '' unless (defined $smtp_encryption);
# Set CC suppressions
my(%suppress_cc);
if (@suppress_cc) {