scripts/makemail

#!/usr/bin/perl -w
# SPDX-License-Identifier: GPL-2.0
#-----------------------------------------------------------------------------
#  All this does is generate RFC 822 headers and then copy standard input
#  to standard output.  You determine what headers it generates with 
#  command options.
#
#  You can feed the output of this program to 'smtpsend' to send the mail
#  message somewhere via SMTP.
#-----------------------------------------------------------------------------

use strict;

my $TRUE=1; my $FALSE = 0;

use Getopt::Long;


my %options;

GetOptions(\%options,
           "from=s",
           "to=s",
           "cc=s",
           "subject=s",
           "date=s",
	   "reply_to:s",
	   "message_id=s",
	   "charset=s",
	   "stable=s",
           );

if (defined($options{"subject"})) {
   print("Subject: " . $options{"subject"} . "\n");
}
if (defined($options{"to"})) {
   print("To: " . $options{"to"} . "\n");
}
if (defined($options{"cc"})) {
   print("Cc: " . $options{"cc"} . "\n");
}
if (defined($options{"from"})) {
   print("From: " . $options{"from"} . "\n");
}
if (defined($options{"date"})) {
   print("Date: " . $options{"date"} . "\n");
}
if (defined($options{"reply_to"})) {
   if ($options{"reply_to"} ne "") {
      print("In-Reply-To: <" . $options{"reply_to"} . ">\n");
   }
}
if (defined($options{"message_id"})) {
   print("Message-ID: <" . $options{"message_id"} . ">\n");
}
if (defined($options{"charset"})) {
    print("MIME-Version: 1.0\nContent-Type: text/plain; charset=" . $options{"charset"} . "\nContent-Transfer-Encoding: 8bit\n");
}

if (defined($options{"stable"})) {
    print("X-stable: " . $options{"stable"} . "\n");
    print("X-Patchwork-Hint: ignore \n");
}

print("\n");

while (<STDIN>) {
    print;
}