+#!/usr/bin/env bash
+#
+# notmuch-emacs-mua - start composing a mail on the command line
+#
+# Copyright © 2014 Jani Nikula
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see http://www.gnu.org/licenses/ .
+#
+# Authors: Jani Nikula <jani@nikula.org>
+#
+
+set -eu
+
+escape ()
+{
+ echo "${1//\"/\\\"}"
+}
+
+EMACS=${EMACS-emacs}
+EMACSCLIENT=${EMACSCLIENT-emacsclient}
+
+PRINT_ONLY=
+USE_EMACSCLIENT=
+CLIENT_TYPE="-c"
+
+# The crux of it all: construct an elisp progn and eval it.
+ELISP="(prog1 'done (require 'notmuch) (notmuch-mua-new-mail)"
+ELISP="${ELISP} (setq message-exit-actions (list #'save-buffers-kill-terminal))"
+
+while getopts :s:c:b:i:hC opt; do
+ # Handle errors and long options.
+ case "${opt}" in
+ :)
+ echo "$0: short option -${OPTARG} requires an argument." >&2
+ exit 1
+ ;;
+ \?)
+ opt=$1
+ if [ "${OPTARG}" != "-" ]; then
+ echo "$0: unknown short option -${OPTARG}." >&2
+ exit 1
+ fi
+
+ case "${opt}" in
+ # Long options with arguments.
+ --subject=*|--to=*|--cc=*|--bcc=*|--body=*)
+ OPTARG=${opt#--*=}
+ opt=${opt%%=*}
+ ;;
+ # Long options without arguments.
+ --help|--print|--no-window-system|--client)
+ ;;
+ *)
+ echo "$0: unknown long option ${opt}, or argument mismatch." >&2
+ exit 1
+ ;;
+ esac
+ # getopts does not do this for what it considers errors.
+ OPTIND=$((OPTIND + 1))
+ ;;
+ esac
+
+
+ OPTARG="${OPTARG-none}"
+ OPTARG="$(escape "${OPTARG}")"
+
+ case "${opt}" in
+ --help|h)
+ exec man notmuch-emacs-mua
+ ;;
+ --client|C)
+ USE_EMACSCLIENT="yes"
+ ;;
+ --subject|s)
+ ELISP="${ELISP} (message-goto-subject) (insert \"${OPTARG}\")"
+ ;;
+ --to)
+ ELISP="${ELISP} (message-goto-to) (insert \"${OPTARG}, \")"
+ ;;
+ --cc|c)
+ ELISP="${ELISP} (message-goto-cc) (insert \"${OPTARG}, \")"
+ ;;
+ --bcc|b)
+ ELISP="${ELISP} (message-goto-bcc) (insert \"${OPTARG}, \")"
+ ;;
+ --body|i)
+ ELISP="${ELISP} (message-goto-body) (cd \"${PWD}\") (insert-file \"${OPTARG}\")"
+ ;;
+ --print)
+ PRINT_ONLY=1
+ ;;
+ --no-window-system)
+ CLIENT_TYPE="-t"
+ ;;
+ *)
+ # We should never end up here.
+ echo "$0: internal error (option ${opt})." >&2
+ exit 1
+ ;;
+ esac
+
+ shift $((OPTIND - 1))
+ OPTIND=1
+done
+
+# Positional parameters.
+for arg; do
+ arg="$(escape "${arg}")"
+ ELISP="${ELISP} (message-goto-to) (insert \"${arg}, \")"
+done
+
+# End progn.
+ELISP="${ELISP})"
+
+if [ -n "$PRINT_ONLY" ]; then
+ echo ${ELISP}
+ exit 0
+fi
+
+if [ -n "$USE_EMACSCLIENT" ]; then
+ # Evaluate the progn.
+ exec ${EMACSCLIENT} ${CLIENT_TYPE} -a '' --eval "${ELISP}"
+else
+ exec ${EMACS} --eval "${ELISP}"
+fi