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// file : butl/sendmail.ixx -*- C++ -*-
// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#include <utility> // move(), forward()
namespace butl
{
template <typename E, typename... O>
inline sendmail::
sendmail (E&& err,
const std::string& from,
const std::string& subj,
const recipients_type& to,
const recipients_type& cc,
const recipients_type& bcc,
O&&... options)
: sendmail ([] (const char* [], std::size_t) {},
std::forward<E> (err),
from,
subj,
to,
cc,
bcc,
std::forward<O> (options)...)
{
}
template <typename C, typename E, typename... O>
inline sendmail::
sendmail (const C& cmdc,
E&& err,
const std::string& from,
const std::string& subj,
const recipients_type& to,
const recipients_type& cc,
const recipients_type& bcc,
O&&... options)
{
fdpipe pipe (fdopen_pipe ()); // Text mode seems appropriate.
process& p (*this);
p = process_start (cmdc,
pipe.in,
2, // No output expected so redirect to stderr.
std::forward<E> (err),
dir_path (),
"sendmail",
"-i", // Don't treat '.' as the end of input.
"-t", // Read recipients from headers.
std::forward<O> (options)...);
// Close the reading end of the pipe not to block on writing if sendmail
// terminates before that.
//
pipe.in.close ();
out.open (std::move (pipe.out));
// Write headers.
//
// Note that if this throws, then the ofdstream will be closed first
// (which should signal to the process we are done). Then the process's
// destructor will wait for its termination ignoring any errors.
//
headers (from, subj, to, cc, bcc);
}
}
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