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monnier |
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;;; sml-poly-ml.el: Modifies inferior-sml-mode defaults for Poly/ML.
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;; Copyright (C) 1994,1997 Matthew J. Morley
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;; $Revision: 3.9 $
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;; $Date: 1997/06/23 09:21:25 $
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;; This file is not part of GNU Emacs, but it is distributed under the
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;; same conditions.
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;; ====================================================================
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;; This program is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU General Public License as
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;; published by the Free Software Foundation; either version 2, or (at
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;; your option) any later version.
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;; This program is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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;; ====================================================================
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;;; DESCRIPTION
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;; To use this library just put
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;;(autoload 'sml-poly-ml "sml-poly-ml" "Set up and run Poly/ML." t)
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;; in your .emacs file. If you only ever use Poly/ML then you might as
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;; well put something like
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;;(setq sml-mode-hook
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;; '(lambda() "SML mode defaults to Poly/ML"
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;; (define-key sml-mode-map "\C-cp" 'sml-poly-ml)))
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;; for your sml-load-hook. The command prompts for the program name
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;; and the database to use, if any.
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;; If you need to reset the default value of sml-program-name, or any
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;; of the other compiler variables, put something like
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;;(eval-after-load "sml-poly-ml" '(setq sml-program-name "whatever"))
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;; in your .emacs -- or you can use the inferior-sml-{load,mode}-hooks
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;; to achieve the same ends.
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;;; CODE
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(require 'sml-proc)
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(defconst sml-poly-ml-error-regexp
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"^\\(Error\\|Warning:\\) in '\\(.*\\)', line \\([0-9]+\\)"
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"Default regexp matching Poly/ML error messages.")
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;; The reg-expression used when looking for errors. Poly/ML errors:
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;; Warning: in 'puzz.sml', line 28
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;; Matches are not exhaustive.
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;; Error
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;; Value or constructor (tl) has not been declared
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;; Found near tl(tl(tl(tl(N))))
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;; (when input is from std_in -- i.e. entered directly at the prompt).
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(defun sml-poly-ml-error-parser (pt)
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"This function parses a Poly/ML error message into a 3 element list.
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(file start-line start-col) required by `sml-next-error'."
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(save-excursion
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(goto-char pt)
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(if (not (looking-at sml-poly-ml-error-regexp))
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;; the user loses big time.
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(list nil nil nil)
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(list (match-string 2) ; the file
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(string-to-int (match-string 3)) ; the start line
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1)))) ; the start col
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;;;###autoload
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(defun sml-poly-ml (pfx)
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"Set up and run Poly/ML.
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Prefix argument means accept the defaults below.
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Note: defaults set here will be clobbered if you setq them in the
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inferior-sml-mode-hook.
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sml-program-name <option> \(default \"poly\"\)
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sml-default-arg <option dbase> \(default \"\"\)
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sml-use-command \"PolyML.use \\\"%s\\\"\"
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sml-cd-command \"PolyML.cd \\\"%s\\\"\"
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sml-prompt-regexp \"^[>#] *\"
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sml-error-regexp sml-poly-ml-error-regexp
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sml-error-parser 'sml-poly-ml-error-parser"
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(interactive "P")
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(let ((cmd (if pfx "poly"
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(read-string "Command name: " sml-program-name)))
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(arg (if pfx ""
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(read-file-name "Poly database? (default none): " "" ""))))
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;; sml-mode global variables
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(setq sml-program-name cmd)
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(setq sml-default-arg (if (equal arg "") "" (expand-file-name arg)))
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;; buffer-local (compiler-local) variables
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(setq-default sml-use-command "PolyML.use \"%s\""
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sml-cd-command "PolyML.cd \"%s\""
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sml-prompt-regexp "^[>#] *"
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sml-error-regexp sml-poly-ml-error-regexp
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sml-error-parser 'sml-poly-ml-error-parser)
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(sml-run cmd sml-default-arg)))
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;;; Do the default setup on loading this file.
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;; setqing these two may override user's hooked defaults. users
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;; therefore need load this file before setting sml-program-name or
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;; sml-default-arg in their inferior-sml-load-hook. sorry.
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(setq sml-program-name "poly"
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sml-default-arg "")
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;; same sort of problem here too: users should to setq-default these
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;; after this file is loaded, on inferior-sml-load-hook. as these are
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;; buffer-local, users can instead set them on inferior-sml-mode-hook.
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(setq-default sml-use-command "PolyML.use \"%s\""
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sml-cd-command "PolyML.cd \"%s\""
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sml-prompt-regexp "^[>#] *"
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sml-error-regexp sml-poly-ml-error-regexp
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sml-error-parser 'sml-poly-ml-error-parser)
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;;; sml-poly-ml.el ended just there
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