;;; -*-Emacs-Lisp-*-

;; APEL-MK: installer for APEL.

;;; Code:

(defun install-just-print-p ()
  (let ((flag (getenv "MAKEFLAGS"))
	case-fold-search)
    (princ (format "%s\n" flag))
    (if flag
	(string-match "^\\(\\(--[^ ]+ \\)+-\\|[^ =-]\\)*n" flag)
      )))

(defun install-update-package-files (package dir &optional just-print)
  (cond (just-print
	 (princ (format "Updating autoloads in directory %s..\n\n" dir))
	   
	 (princ (format "Processing %s\n" dir))
	 (princ "Generating custom-load.el...\n\n")
	    
	 (princ (format "Compiling %s...\n"
			(expand-file-name "auto-autoloads.el" dir)))
	 (princ (format "Wrote %s\n"
			(expand-file-name "auto-autoloads.elc" dir)))
	   
	 (princ (format "Compiling %s...\n"
			(expand-file-name "custom-load.el" dir)))
	 (princ (format "Wrote %s\n"
			(expand-file-name "custom-load.elc" dir)))
	 )
	(t
	 (setq autoload-package-name package)
	 (add-to-list 'command-line-args-left dir)
	 (batch-update-directory)
	
	 (add-to-list 'command-line-args-left dir)
	 (Custom-make-dependencies)
	   
	 (byte-compile-file (expand-file-name "auto-autoloads.el" dir))
	 (byte-compile-file (expand-file-name "custom-load.el" dir))
	 )))

(defun config-apel ()
  (let (prefix lisp-dir version-specific-lisp-dir)
    (and (setq prefix (car command-line-args-left))
	 (or (string-equal "NONE" prefix)
	     (defvar PREFIX prefix)
	     ))
    (setq command-line-args-left (cdr command-line-args-left))
    (and (setq lisp-dir (car command-line-args-left))
	 (or (string-equal "NONE" lisp-dir)
	     (defvar LISPDIR lisp-dir)
	     ))
    (setq command-line-args-left (cdr command-line-args-left))
    (and (setq version-specific-lisp-dir (car command-line-args-left))
	 (or (string-equal "NONE" version-specific-lisp-dir)
	     (progn
	       (defvar VERSION_SPECIFIC_LISPDIR version-specific-lisp-dir)
	       (princ (format "VERSION_SPECIFIC_LISPDIR=%s\n"
			      VERSION_SPECIFIC_LISPDIR)))
	     ))
    (setq command-line-args-left (cdr command-line-args-left))
    (load-file "APEL-CFG")
    (or (boundp 'apel-modules)
	(load-file "APEL-ELS")
	)
    (princ (format "PREFIX=%s\n" PREFIX))
    ))

(defun compile-apel ()
  (config-apel)
  (load-file "EMU-ELS")
  (load-file "APEL-ELS")
  (compile-elisp-modules emu-modules-to-compile	".")
  (compile-elisp-modules apel-modules		".")
  )

(defun install-apel ()
  (compile-apel)
  (let ((just-print (install-just-print-p)))
    (install-elisp-modules emu-modules	"." EMU_DIR	just-print)
    (install-elisp-modules apel-modules	"." APEL_DIR	just-print)
    ))

(defun config-apel-package ()
  (let (package-dir)
    (and (setq package-dir (car command-line-args-left))
	 (or (string= "NONE" package-dir)
	     (defvar PACKAGEDIR package-dir)
	     ))
    (setq command-line-args-left (cdr command-line-args-left))
    (load-file "APEL-CFG")
    (load-file "APEL-ELS")
    (load-file "EMU-ELS")
  
    (princ (format "PACKAGEDIR=%s\n" PACKAGEDIR))
    ))

(defun compile-apel-package ()
  (config-apel-package)
  (compile-elisp-modules emu-modules-to-compile	".")
  (compile-elisp-modules apel-modules		".")
  )

(defun install-apel-package ()
  (config-apel-package)
  (let ((just-print (install-just-print-p))
	(dir (expand-file-name APEL_PREFIX
			       (expand-file-name "lisp" PACKAGEDIR))))
    (install-elisp-modules emu-modules	"." dir just-print)
    (install-elisp-modules apel-modules	"." dir just-print)
    (install-update-package-files "apel" dir just-print)
    ))

(defun what-where-apel ()
  (config-apel)
  (load-file "EMU-ELS")
  (princ (format "
The files that belong to the EMU modules:
  %s
  -> %s

The files that belong to the APEL modules:
  %s
  -> %s
"
		 (mapconcat 'symbol-name emu-modules ", ")
		 EMU_DIR
		 (mapconcat 'symbol-name apel-modules ", ")
		 APEL_DIR)))

;;; APEL-MK ends here