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;; ede/source.el --- EDE source code object -*- lexical-binding: t; -*-
;; Copyright (C) 2000, 2008-2025 Free Software Foundation, Inc.
;; Author: Eric M. Ludlam <zappo@gnu.org>
;; Keywords: project, make
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Manage different types of source code. A master list of source code types
;; will be maintained, and used to track target objects, what they accept,
;; and what compilers can be used.
(require 'eieio-base)
;;; Code:
(defclass ede-sourcecode (eieio-instance-inheritor)
((name :initarg :name
:type string
:documentation
"The name of this type of source code.
Such as \"C\" or \"Emacs Lisp\"")
(sourcepattern :initarg :sourcepattern
:initform ".*"
:type string
:documentation
"Emacs regexp matching sourcecode this target accepts.")
(auxsourcepattern :initarg :auxsourcepattern
:initform nil
:type (or null string)
:documentation
"Emacs regexp matching auxiliary source code this target accepts.
Aux source are source code files needed for compilation, which are not compiled
themselves.")
(enable-subdirectories :initarg :enable-subdirectories
:initform nil
:type boolean
:documentation
"Non nil if this sourcecode type uses subdirectories.
If sourcecode always lives near the target creating it, this should be nil.
If sourcecode can, or typically lives in a subdirectory of the owning
target, set this to t.")
(garbagepattern :initarg :garbagepattern
:initform nil
:type list
:documentation
"Shell file regexp matching files considered as garbage.
This is a list of items added to an `rm' command when executing a `clean'
type directive.")
)
"Description of some type of source code.
Objects will use sourcecode objects to define the types of source
that they are willing to use.")
(defvar ede-sourcecode-list nil
"The master list of all EDE compilers.")
;;; Methods
;;
(cl-defmethod initialize-instance :after ((this ede-sourcecode) &rest _fields)
"Make sure that all ede compiler objects are cached in
`ede-compiler-list'."
(let ((lst ede-sourcecode-list))
;; Find an object of the same name.
(while (and lst (not (string= (oref this name) (oref (car lst) name))))
(setq lst (cdr lst)))
(if lst
;; Replace old definition
(setcar lst this)
;; Add to the beginning of the list.
(setq ede-sourcecode-list (cons this ede-sourcecode-list)))))
(cl-defmethod ede-want-file-p ((this ede-sourcecode) filename)
"Return non-nil if sourcecode definition THIS will take FILENAME."
(or (ede-want-file-source-p this filename)
(ede-want-file-auxiliary-p this filename)))
(cl-defmethod ede-want-file-source-p ((this ede-sourcecode) filename)
"Return non-nil if THIS will take FILENAME as an auxiliary."
(let ((case-fold-search nil))
(string-match (oref this sourcepattern) filename)))
(cl-defmethod ede-want-file-auxiliary-p ((this ede-sourcecode) filename)
"Return non-nil if THIS will take FILENAME as an auxiliary."
(let ((case-fold-search nil))
(and (slot-boundp this 'auxsourcepattern)
(oref this auxsourcepattern)
(string-match (oref this auxsourcepattern) filename))))
(cl-defmethod ede-want-any-source-files-p ((this ede-sourcecode) filenames)
"Return non-nil if THIS will accept any source files in FILENAMES."
(let (found)
(while (and (not found) filenames)
(setq found (ede-want-file-source-p this (pop filenames))))
found))
(cl-defmethod ede-want-any-auxiliary-files-p ((this ede-sourcecode) filenames)
"Return non-nil if THIS will accept any aux files in FILENAMES."
(let (found)
(while (and (not found) filenames)
(setq found (ede-want-file-auxiliary-p this (pop filenames))))
found))
(cl-defmethod ede-want-any-files-p ((this ede-sourcecode) filenames)
"Return non-nil if THIS will accept any files in FILENAMES."
(let (found)
(while (and (not found) filenames)
(setq found (ede-want-file-p this (pop filenames))))
found))
(cl-defmethod ede-buffer-header-file ((this ede-sourcecode) filename)
"Return a list of file names of header files for THIS with FILENAME.
Used to guess header files, but uses the auxsource regular expression."
(let ((dn (file-name-directory filename))
(ts (file-name-sans-extension (file-name-nondirectory filename)))
(ae (oref this auxsourcepattern)))
(if (not ae)
nil
(directory-files dn t (concat (regexp-quote ts) ae)))))
;;; Utility functions
;;
(when nil
;; not used at the moment.
(defun ede-source-find (name)
"Find the sourcecode object based on NAME."
(object-assoc name :name ede-sourcecode-list))
(defun ede-source-match (file)
"Find the list of sourcecode objects which matches FILE."
(let ((lst ede-sourcecode-list)
(match nil))
(while lst
;; ede-file-mine doesn't exist yet
(if (ede-file-mine (car lst) file)
(setq match (cons (car lst) match)))
(setq lst (cdr lst)))
match))
)
;;; Master list of source code types
;;
;; This must appear at the end so that the init method will work.
(defvar ede-source-scheme
(ede-sourcecode :name "Scheme"
:sourcepattern "\\.scm$")
"Scheme source code definition.")
;;(defvar ede-source-
;; (ede-sourcecode :name ""
;; :sourcepattern "\\.$"
;; :garbagepattern '("*."))
;; " source code definition.")
(provide 'ede/source)
;;; ede/source.el ends here
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