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send-email: add option -h

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Most other git commands print a synopsis when passed -h. Make
send-email do the same.

Signed-off-by: Clemens Buchacher <drizzd@aon.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Clemens Buchacher 2011-09-03 19:06:13 +02:00 committed by Junio C Hamano
parent 4b5eac7f03
commit c5978246f0
1 changed files with 4 additions and 1 deletions
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git-send-email.perl
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@ -275,7 +275,9 @@ $SIG{INT} = \&signal_handler;
# Begin by accumulating all the variables (defined above), that we will end up # Begin by accumulating all the variables (defined above), that we will end up
# needing, first, from the command line: # needing, first, from the command line:
my $rc = GetOptions("sender|from=s" => \$sender, my $help;
my $rc = GetOptions("h" => \$help,
"sender|from=s" => \$sender,
"in-reply-to=s" => \$initial_reply_to, "in-reply-to=s" => \$initial_reply_to,
"subject=s" => \$initial_subject, "subject=s" => \$initial_subject,
"to=s" => \@initial_to, "to=s" => \@initial_to,
@ -313,6 +315,7 @@ my $rc = GetOptions("sender|from=s" => \$sender,
"force" => \$force, "force" => \$force,
); );
usage() if $help;
unless ($rc) { unless ($rc) {
usage(); usage();
} }