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;;; ldg-init.el --- Helper code for use with the "ledger" command-line tool
;; Copyright (C) 2003-2013 John Wiegley (johnw AT gnu DOT org)
;; This file is not part of GNU Emacs.
;; This 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 2, or (at your option) any later
;; version.
;;
;; This 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 GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
;; MA 02111-1307, USA.
;;; Commentary:
;; Determine the ledger environment
(defvar init-file-name "~/.ledgerrc")
(defvar ledger-environment-alist nil)
(defun ledger-init-parse-initialization (file)
(with-current-buffer file
(setq ledger-environment-alist nil)
(goto-char (point-min))
(while (re-search-forward "^--.+?\\($\\|[ ]\\)" nil t )
(let ((matchb (match-beginning 0)) ;; save the match data, string-match stomp on it
(matche (match-end 0)))
(end-of-line)
(setq ledger-environment-alist
(append ledger-environment-alist
(list (cons (let ((flag (buffer-substring (+ 2 matchb) matche)))
(if (string-match "[ \t\n\r]+\\'" flag)
(replace-match "" t t flag)
flag))
(let ((value (buffer-substring matche (point) )))
(if (> (length value) 0)
value
t))))))))
ledger-environment-alist))
(defun ledger-init-load-init-file ()
(interactive)
(save-excursion
(if (and (file-exists-p init-file-name)
(file-readable-p init-file-name))
(progn
(find-file init-file-name)
(ledger-init-parse-initialization (file-name-nondirectory init-file-name))
(kill-buffer (file-name-nondirectory init-file-name))))))
(provide 'ldg-init)
;;; ldg-init.el ends here
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