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+;;; flymake.el -- a universal on-the-fly syntax checker
+
+;; Copyright (C) 2003 Free Software Foundation
+
+;; Author:  Pavel Kobiakov <pk_at_work@yahoo.com>
+;; Maintainer: Pavel Kobiakov <pk_at_work@yahoo.com>
+;; Version: 0.3
+;; Keywords: c languages tools
+
+;; 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 2, 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; see the file COPYING.  If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
+
+;;; Commentary:
+;;
+;; Flymake is a minor Emacs mode performing on-the-fly syntax
+;; checks using the external syntax check tool (for C/C++ this
+;; is usually the compiler)
+
+;;; Code:
+
+;;;_* Provide
+(provide 'flymake)
+
+;;;; [[ Overlay compatibility
+(autoload 'make-overlay            "overlay" "Overlay compatibility kit." t)
+(autoload 'overlayp                "overlay" "Overlay compatibility kit." t)
+(autoload 'overlays-in             "overlay" "Overlay compatibility kit." t)
+(autoload 'delete-overlay          "overlay" "Overlay compatibility kit." t)
+(autoload 'overlay-put             "overlay" "Overlay compatibility kit." t)
+(autoload 'overlay-get             "overlay" "Overlay compatibility kit." t)
+;;;; ]]
+
+;;;; [[ cross-emacs compatibility routines
+(defvar flymake-emacs
+    (cond
+	((string-match "XEmacs" emacs-version)  'xemacs)
+	(t                                      'emacs)
+	)
+    "Currently used emacs flavor"
+)
+
+(defun flymake-makehash(&optional test)
+    (cond
+	((equal flymake-emacs 'xemacs)  (if test (make-hash-table :test test) (make-hash-table)))
+	(t                              (makehash test))
+    )
+)
+
+(defun flymake-time-to-float(&optional tm)
+	"Convert `current-time` to a float number of seconds."
+	(multiple-value-bind (s0 s1 s2) (or tm (current-time))
+	  (+ (* (float (ash 1 16)) s0) (float s1) (* 0.0000001 s2)))
+)
+(defun flymake-float-time()
+    (cond
+	((equal flymake-emacs 'xemacs)  (flymake-time-to-float (current-time)))
+	(t                              (float-time))
+    )
+)
+
+(defun flymake-replace-regexp-in-string(regexp rep str)
+    (cond
+	((equal flymake-emacs 'xemacs)  (replace-in-string str regexp rep))
+	(t                              (replace-regexp-in-string regexp rep str))
+	)
+)
+
+(defun flymake-split-string-remove-empty-edges(str pattern)
+    "split, then remove first and/or last in case it's empty"
+	(let* ((splitted (split-string str pattern)))
+	    (if (and (> (length splitted) 0) (= 0 (length (elt splitted 0))))
+			(setq splitted (cdr splitted))
+		)
+	    (if (and (> (length splitted) 0) (= 0 (length (elt splitted (1- (length splitted))))))
+			(setq splitted (reverse (cdr (reverse splitted))))
+		)
+		splitted
+    )
+)
+(defun flymake-split-string(str pattern)
+    (cond
+	((equal flymake-emacs 'xemacs)  (flymake-split-string-remove-empty-edges str pattern))
+	(t                              (split-string str pattern))
+    )
+)
+
+(defun flymake-get-temp-dir()
+    (cond
+	((equal flymake-emacs 'xemacs)  (temp-directory))
+	(t                              temporary-file-directory)
+    )
+)
+
+(defun flymake-line-beginning-position()
+    (save-excursion
+	(beginning-of-line)
+	(point)
+    )
+)
+
+(defun flymake-line-end-position()
+    (save-excursion
+	(end-of-line)
+	(point)
+    )
+)
+
+(defun flymake-popup-menu(pos menu-data)
+    (cond
+       ((equal flymake-emacs 'xemacs)
+	    (let* ((x-pos       (nth 0 (nth 0 pos)))
+		   (y-pos       (nth 1 (nth 0 pos)))
+		   (fake-event-props  '(button 1 x 1 y 1)))
+		(setq fake-event-props (plist-put fake-event-props 'x x-pos))
+		(setq fake-event-props (plist-put fake-event-props 'y y-pos))
+		(popup-menu (flymake-make-xemacs-menu menu-data) (make-event 'button-press fake-event-props))
+	    )
+       )
+       (t                              (x-popup-menu pos (flymake-make-emacs-menu menu-data)))
+    )
+)
+
+(defun flymake-make-emacs-menu(menu-data)
+    (let* ((menu-title     (nth 0 menu-data))
+		   (menu-items     (nth 1 menu-data))
+		   (menu-commands  nil))
+
+	(setq menu-commands (mapcar (lambda (foo)
+				      (cons (nth 0 foo) (nth 1 foo)))
+				    menu-items))
+		(list menu-title (cons "" menu-commands))
+    )
+)
+
+(defun flymake-nop()
+)
+
+(defun flymake-make-xemacs-menu(menu-data)
+    (let* ((menu-title     (nth 0 menu-data))
+	   (menu-items     (nth 1 menu-data))
+	   (menu-commands  nil))
+	(setq menu-commands (mapcar (lambda (foo)
+				      (vector (nth 0 foo) (or (nth 1 foo) '(flymake-nop)) t))
+				    menu-items))
+	(cons menu-title menu-commands)
+    )
+)
+
+(defun flymake-xemacs-window-edges(&optional window)
+    (let ((edges  (window-pixel-edges window))
+	  tmp)
+	(setq tmp edges)
+	(setcar tmp (/ (car tmp) (face-width 'default)))
+	(setq tmp (cdr tmp))
+	(setcar tmp (/ (car tmp) (face-height 'default)))
+	(setq tmp (cdr tmp))
+	(setcar tmp (/ (car tmp) (face-width 'default)))
+	(setq tmp (cdr tmp))
+	(setcar tmp (/ (car tmp) (face-height 'default)))
+	edges
+    )
+)
+
+(defun flymake-current-row()
+    "return current row in current frame"
+    (cond
+       ((equal flymake-emacs 'xemacs)  (count-lines (window-start) (point)))
+       (t                              (+ (car (cdr (window-edges))) (count-lines (window-start) (point))))
+    )
+)
+
+(defun flymake-selected-frame()
+    (cond
+       ((equal flymake-emacs 'xemacs)  (selected-window))
+       (t                              (selected-frame))
+    )
+)
+
+;;;; ]]
+
+(defcustom flymake-log-level -1
+    "Logging level, only messages with level > flymake-log-level will not be logged
+-1 = NONE, 0 = ERROR, 1 = WARNING, 2 = INFO, 3 = DEBUG"
+    :group 'flymake
+    :type 'integer
+)
+
+(defun flymake-log(level text &rest args)
+    "Log a message with optional arguments"
+    (if (<= level flymake-log-level)
+	(let* ((msg (apply 'format text args)))
+	    (message msg)
+	    ;(with-temp-buffer
+	    ;    (insert msg)
+	    ;   (insert "\n")
+	    ;   (flymake-save-buffer-in-file (current-buffer) "d:/flymake.log" t)  ; make log file name customizable
+	    ;)
+	)
+    )
+)
+
+(defun flymake-ins-after(list pos val)
+    "insert val into list after position pos"
+    (let ((tmp (copy-sequence list))) ; (???)
+	(setcdr (nthcdr pos tmp) (cons val (nthcdr (1+ pos) tmp)))
+	tmp
+    )
+)
+
+(defun flymake-set-at(list pos val)
+    "set val at position pos in list"
+    (let ((tmp (copy-sequence list))) ; (???)
+	(setcar (nthcdr pos tmp) val)
+	tmp
+    )
+)
+
+(defvar flymake-pid-to-names(flymake-makehash)
+    "pid -> source buffer name, output file name mapping"
+)
+
+(defun flymake-reg-names(pid source-buffer-name)
+    "Save into in pid map"
+    (unless (stringp source-buffer-name)
+	(error "invalid buffer name")
+    )
+    (puthash pid (list source-buffer-name) flymake-pid-to-names)
+)
+
+(defun flymake-get-source-buffer-name(pid)
+    "Return buffer name stored in pid map"
+    (nth 0 (gethash pid flymake-pid-to-names))
+)
+
+(defun flymake-unreg-names(pid)
+    "Delete pid->buffer name mapping"
+    (remhash pid flymake-pid-to-names)
+)
+
+(defun flymake-get-buffer-var(buffer var-name)
+    "switch to buffer if necessary and return local variable var"
+    (unless (bufferp buffer)
+	(error "invalid buffer")
+    )
+
+    (if (eq buffer (current-buffer))
+	(symbol-value var-name)
+    ;else
+	(save-excursion
+	    (set-buffer buffer)
+	    (symbol-value var-name)
+	)
+    )
+)
+
+(defun flymake-set-buffer-var(buffer var-name var-value)
+    "switch to buffer if necessary and set local variable var-name to var-value"
+    (unless (bufferp buffer)
+	(error "invalid buffer")
+    )
+
+    (if (eq buffer (current-buffer))
+	(set var-name var-value)
+    ;else
+	(save-excursion
+	    (set-buffer buffer)
+	    (set var-name var-value)
+	)
+    )
+)
+
+(defvar flymake-buffer-data(flymake-makehash)
+    "data specific to syntax check tool, in name-value pairs"
+)
+(make-variable-buffer-local 'flymake-buffer-data)
+(defun flymake-get-buffer-data(buffer)
+    (flymake-get-buffer-var buffer 'flymake-buffer-data)
+)
+(defun flymake-set-buffer-data(buffer data)
+    (flymake-set-buffer-var buffer 'flymake-buffer-data data)
+)
+(defun flymake-get-buffer-value(buffer name)
+    (gethash name (flymake-get-buffer-data buffer))
+)
+(defun flymake-set-buffer-value(buffer name value)
+    (puthash name value (flymake-get-buffer-data buffer))
+)
+
+(defvar flymake-output-residual nil
+  ""
+)
+(make-variable-buffer-local 'flymake-output-residual)
+(defun flymake-get-buffer-output-residual(buffer)
+    (flymake-get-buffer-var buffer 'flymake-output-residual)
+)
+(defun flymake-set-buffer-output-residual(buffer residual)
+    (flymake-set-buffer-var buffer 'flymake-output-residual residual)
+)
+
+(defcustom flymake-allowed-file-name-masks '((".+\\.c$" flymake-simple-make-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.cpp$" flymake-simple-make-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.xml$" flymake-xml-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.html?$" flymake-xml-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.cs$" flymake-simple-make-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.pl$" flymake-perl-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.h$" flymake-master-make-header-init flymake-master-cleanup flymake-get-real-file-name)
+					     (".+\\.java$" flymake-simple-make-java-init flymake-simple-java-cleanup flymake-get-real-file-name)
+					     (".+[0-9]+\\.tex$" flymake-master-tex-init flymake-master-cleanup flymake-get-real-file-name)
+					     (".+\\.tex$" flymake-simple-tex-init flymake-simple-cleanup flymake-get-real-file-name)
+					     (".+\\.idl$" flymake-simple-make-init flymake-simple-cleanup flymake-get-real-file-name)
+;                                            (".+\\.cpp$" 1)
+;                                            (".+\\.java$" 3)
+;                                            (".+\\.h$" 2 (".+\\.cpp$" ".+\\.c$")
+;                                                ("[ \t]*#[ \t]*include[ \t]*\"\\([\w0-9/\\_\.]*[/\\]*\\)\\(%s\\)\"" 1 2))
+;                                            (".+\\.idl$" 1)
+;                                            (".+\\.odl$" 1)
+;                                            (".+[0-9]+\\.tex$" 2 (".+\\.tex$")
+;                                                ("[ \t]*\\input[ \t]*{\\(.*\\)\\(%s\\)}" 1 2 ))
+;                                            (".+\\.tex$" 1)
+					     )
+    "*Files syntax checking is allowed for"
+    :group 'flymake
+    :type '(repeat (string symbol symbol symbol))
+)
+
+(defun flymake-get-file-name-mode-and-masks(file-name)
+    "return the corresponding entry from flymake-allowed-file-name-masks"
+    (unless (stringp file-name)
+	(error "invalid file-name")
+    )
+    (let ((count           (length flymake-allowed-file-name-masks))
+	  (idx             0)
+	  (mode-and-masks  nil))
+	(while (and (not mode-and-masks) (< idx count))
+	    (if (string-match (nth 0 (nth idx flymake-allowed-file-name-masks)) file-name)
+		(setq mode-and-masks (cdr (nth idx flymake-allowed-file-name-masks)))
+	    )
+	    (setq idx (1+ idx))
+	)
+	(flymake-log 3 "file %s, init=%s" file-name (car mode-and-masks))
+	mode-and-masks
+    )
+)
+
+(defun flymake-can-syntax-check-file(file-name)
+    "Determine whether we can syntax check file-name: nil if cannot, non-nil if can"
+    (if (flymake-get-init-function file-name)
+	t
+    ;else
+	nil
+    )
+)
+
+(defun flymake-get-init-function(file-name)
+    "return init function to be used for the file"
+    (let* ((init-f  (nth 0 (flymake-get-file-name-mode-and-masks file-name))))
+	;(flymake-log 0 "calling %s" init-f)
+	;(funcall init-f (current-buffer))
+    )
+    (nth 0 (flymake-get-file-name-mode-and-masks file-name))
+)
+
+(defun flymake-get-cleanup-function(file-name)
+    "return cleanup function to be used for the file"
+    (nth 1 (flymake-get-file-name-mode-and-masks file-name))
+)
+
+(defun flymake-get-real-file-name-function(file-name)
+    ""
+    (or (nth 2 (flymake-get-file-name-mode-and-masks file-name)) 'flymake-get-real-file-name)
+)
+
+(defcustom flymake-buildfile-dirs '("." ".." "../.." "../../.." "../../../.." "../../../../.." "../../../../../.." "../../../../../../.." "../../../../../../../.." "../../../../../../../../.." "../../../../../../../../../.." "../../../../../../../../../../..")
+    "dirs to look for buildfile"
+    :group 'flymake
+    :type '(repeat (string))
+)
+
+(defvar flymake-find-buildfile-cache (flymake-makehash 'equal))
+(defun flymake-get-buildfile-from-cache(dir-name)
+    (gethash dir-name flymake-find-buildfile-cache)
+)
+(defun flymake-add-buildfile-to-cache(dir-name buildfile)
+    (puthash dir-name buildfile flymake-find-buildfile-cache)
+)
+(defun flymake-clear-buildfile-cache()
+    (clrhash flymake-find-buildfile-cache)
+)
+
+(defun flymake-find-buildfile(buildfile-name source-dir-name dirs)
+    "find buildfile (i.e. Makefile, build.xml, etc.) starting from current directory. Return its path or nil if not found"
+    (if (flymake-get-buildfile-from-cache source-dir-name)
+	(progn
+	    (flymake-get-buildfile-from-cache source-dir-name)
+	)
+    ;else
+	(let* ((buildfile-dir          nil)
+	       (buildfile              nil)
+	       (dir-count              (length dirs))
+	       (dir-idx                0)
+	       (found                  nil))
+
+	    (while (and (not found) (< dir-idx dir-count))
+
+		(setq buildfile-dir (concat source-dir-name (nth dir-idx dirs)))
+		(setq buildfile (concat buildfile-dir "/" buildfile-name))
+
+		(when (file-exists-p buildfile)
+		    (setq found t)
+		)
+
+		(setq dir-idx (1+ dir-idx))
+	    )
+	    (if found
+		(progn
+		    (flymake-log 3 "found buildfile at %s/%s" buildfile-dir buildfile-name)
+		    (flymake-add-buildfile-to-cache source-dir-name buildfile-dir)
+		    buildfile-dir
+		)
+	    ;else
+		(progn
+		    (flymake-log 3 "buildfile for %s not found" source-dir-name)
+		    nil
+		)
+	    )
+	)
+    )
+)
+
+(defun flymake-fix-path-name(name)
+    "replace all occurences of '\' with '/'"
+    (when name
+	(let* ((new-name (flymake-replace-regexp-in-string "[\\]" "/" (expand-file-name name)))
+	       (last-char (elt new-name (1- (length new-name)))))
+	    (setq new-name (flymake-replace-regexp-in-string "\\./" "" new-name))
+	    (if (equal "/" (char-to-string last-char))
+		(setq new-name (substring new-name 0 (1- (length new-name))))
+	    )
+	    new-name
+	)
+    )
+)
+
+(defun flymake-same-files(file-name-one file-name-two)
+    "t if file-name-one and file-name-two actually point to the same file"
+    (equal (flymake-fix-path-name file-name-one) (flymake-fix-path-name file-name-two))
+)
+
+(defun flymake-ensure-ends-with-slash(path)
+    (if (not (= (elt path (1- (length path))) (string-to-char "/")))
+	(concat path "/")
+    ;else
+	path
+    )
+)
+
+(defun flymake-get-common-path-prefix(string-one string-two)
+    "return common prefix for two paths"
+    (when (and string-one string-two)
+	(let* ((slash-pos-one  -1)
+	       (slash-pos-two  -1)
+	       (done           nil)
+	       (prefix         nil))
+
+	    (setq string-one (flymake-ensure-ends-with-slash string-one))
+	    (setq string-two (flymake-ensure-ends-with-slash string-two))
+
+	    (while (not done)
+		(setq slash-pos-one (string-match "/" string-one (1+ slash-pos-one)))
+		(setq slash-pos-two (string-match "/" string-two (1+ slash-pos-two)))
+
+		(if (and slash-pos-one slash-pos-two
+			 (= slash-pos-one slash-pos-two)
+			 (string= (substring string-one 0 slash-pos-one) (substring string-two 0 slash-pos-two)))
+		    (progn
+			(setq prefix (substring string-one 0 (1+ slash-pos-one)))
+		    )
+		;else
+		    (setq done t)
+		)
+	    )
+	    prefix
+	)
+    )
+)
+
+(defun flymake-build-relative-path(from-dir to-dir)
+    "return rel: from-dir/rel == to-dir"
+    (if (not (equal (elt from-dir 0) (elt to-dir 0)))
+	(error "first chars in paths %s, %s must be equal (same drive)" from-dir to-dir)
+    ;else
+	(let* ((from        (flymake-ensure-ends-with-slash (flymake-fix-path-name from-dir)))
+	       (to          (flymake-ensure-ends-with-slash (flymake-fix-path-name to-dir)))
+	       (prefix      (flymake-get-common-path-prefix from to))
+	       (from-suffix (substring from (length prefix)))
+	       (up-count    (length (flymake-split-string from-suffix "[/]")))
+	       (to-suffix   (substring to   (length prefix)))
+	       (idx         0)
+	       (rel         nil))
+
+		    (if (and (> (length to-suffix) 0) (equal "/" (char-to-string (elt to-suffix 0))))
+		(setq to-suffix (substring to-suffix 1))
+	    )
+
+	    (while (< idx up-count)
+		(if (> (length rel) 0)
+		    (setq rel (concat rel "/"))
+		)
+		(setq rel (concat rel ".."))
+		(setq idx (1+ idx))
+	    )
+	    (if (> (length rel) 0)
+		(setq rel (concat rel "/"))
+	    )
+	    (if (> (length to-suffix) 0)
+	       (setq rel (concat rel to-suffix))
+	    )
+
+	    (or rel "./")
+	)
+    )
+)
+
+(defcustom flymake-master-file-dirs '("." "./src" "./UnitTest")
+    "dirs where to llok for master files"
+    :group 'flymake
+    :type '(repeat (string))
+)
+
+(defcustom flymake-master-file-count-limit 32
+    "max number of master files to check"
+    :group 'flymake
+    :type 'integer
+)
+
+(defun flymake-find-possible-master-files(file-name master-file-dirs masks)
+    "find (by name and location) all posible master files, which are .cpp and .c for and .h.
+Files are searched for starting from the .h directory and max max-level parent dirs.
+File contents are not checked."
+    (let* ((dir-idx    0)
+	  (dir-count  (length master-file-dirs))
+	  (files  nil)
+	  (done   nil)
+	  (masks-count (length masks)))
+
+	(while (and (not done) (< dir-idx dir-count))
+	    (let* ((dir (concat (flymake-fix-path-name (file-name-directory file-name)) "/" (nth dir-idx master-file-dirs)))
+		   (masks-idx 0))
+		(while (and (file-exists-p dir) (not done) (< masks-idx masks-count))
+		    (let* ((mask        (nth masks-idx masks))
+			   (dir-files   (directory-files dir t mask))
+			   (file-count  (length dir-files))
+			   (file-idx    0))
+
+			(flymake-log 3 "dir %s, %d file(s) for mask %s" dir file-count mask)
+			(while (and (not done) (< file-idx file-count))
+			    (when (not (file-directory-p (nth file-idx dir-files)))
+				(setq files (cons (nth file-idx dir-files) files))
+				(when (>= (length files) flymake-master-file-count-limit)
+				    (flymake-log 3 "master file count limit (%d) reached" flymake-master-file-count-limit)
+				    (setq done t)
+				)
+			    )
+			    (setq file-idx (1+ file-idx))
+			)
+		    )
+		    (setq masks-idx (1+ masks-idx))
+		)
+	    )
+	    (setq dir-idx (1+ dir-idx))
+	)
+	(when files
+	    (setq flymake-included-file-name (file-name-nondirectory file-name))
+	    (setq files (sort files 'flymake-master-file-compare))
+	    (setq flymake-included-file-name nil)
+	)
+	(flymake-log 3 "found %d possible master file(s)" (length files))
+	files
+    )
+)
+
+(defvar flymake-included-file-name nil ; this is used to pass a parameter to a sort predicate below
+    ""
+)
+
+(defun flymake-master-file-compare(file-one file-two)
+    "used in sort to move most possible file names to the beginning of the list (File.h -> File.cpp moved to top"
+    (and (equal (file-name-sans-extension flymake-included-file-name)
+		(file-name-sans-extension (file-name-nondirectory file-one)))
+	 (not (equal file-one file-two))
+    )
+)
+
+(defcustom flymake-check-file-limit 8192
+    "max number of chars to look at when checking possible master file"
+    :group 'flymake
+    :type 'integer
+)
+
+(defun flymake-check-patch-master-file-buffer(master-file-temp-buffer
+					    master-file-name patched-master-file-name
+					    source-file-name patched-source-file-name
+					    include-dirs regexp-list)
+    "check whether master-file-name is indeed a master file for source-file-name.
+For .cpp master file this means it includes source-file-name (.h).
+If yes, patch a copy of master-file-name to include patched-source-file-name instead of source-file-name.
+Whenether a buffer for master-file-name exists, use it as a source instead of reading master file from disk"
+    (let* ((found                     nil)
+	   (regexp                    (format (nth 0 regexp-list) ; "[ \t]*#[ \t]*include[ \t]*\"\\([\w0-9/\\_\.]*[/\\]*\\)\\(%s\\)\""
+					      (file-name-nondirectory source-file-name)))
+	   (path-idx                  (nth 1 regexp-list))
+	   (name-idx                  (nth 2 regexp-list))
+	   (inc-path                  nil)
+	   (inc-name                  nil)
+	   (search-limit              flymake-check-file-limit))
+	(save-excursion
+	    (unwind-protect
+		(progn
+		    (set-buffer master-file-temp-buffer)
+		    (when (> search-limit (point-max))
+			(setq search-limit (point-max))
+		    )
+		    (flymake-log 3 "checking %s against regexp %s" master-file-name regexp)
+		    (goto-char (point-min))
+		    (while (and (< (point) search-limit) (re-search-forward regexp search-limit t))
+						(let* ((match-beg   (match-beginning name-idx))
+							   (match-end   (match-end name-idx)))
+
+							(flymake-log 3 "found possible match for %s" (file-name-nondirectory source-file-name))
+							(setq inc-path (match-string path-idx))
+							(setq inc-name (match-string name-idx))
+							(when (string= inc-name (file-name-nondirectory source-file-name))
+								(flymake-log 3 "inc-path=%s inc-name=%s" inc-path inc-name)
+								(when (flymake-check-include source-file-name inc-path inc-name include-dirs)
+									(setq found t)
+									; replace-match is not used here as it fails in xemacs with
+									; 'last match not a buffer' error as check-includes calls replace-in-string
+									(flymake-replace-region (current-buffer) match-beg match-end
+															(file-name-nondirectory patched-source-file-name))
+								)
+							)
+							(forward-line 1)
+						)
+		    )
+		    (when found
+			(flymake-save-buffer-in-file (current-buffer) patched-master-file-name)
+		    )
+		)
+		;+(flymake-log 3 "killing buffer %s" (buffer-name master-file-temp-buffer))
+		(kill-buffer master-file-temp-buffer)
+	    )
+	)
+	;+(flymake-log 3 "check-patch master file %s: %s" master-file-name found)
+	(when found
+	    (flymake-log 2 "found master file %s" master-file-name)
+	)
+	found
+    )
+)
+
+(defun flymake-replace-region(buffer beg end rep)
+    "replace text in buffer in region (beg; end) with rep"
+    (save-excursion
+	(delete-region beg end)
+	    (goto-char beg)
+	(insert rep)
+	)
+)
+
+(defun flymake-read-file-to-temp-buffer(file-name)
+    "isert contents of file-name into newly created temp buffer"
+    (let* ((temp-buffer (get-buffer-create (generate-new-buffer-name (concat "flymake:" (file-name-nondirectory file-name))))))
+	(save-excursion
+	    (set-buffer temp-buffer)
+	    (insert-file-contents file-name)
+	)
+	temp-buffer
+    )
+)
+
+(defun flymake-copy-buffer-to-temp-buffer(buffer)
+    "copy contents of buffer into newly created temp buffer"
+    (let ((contents     nil)
+	  (temp-buffer  nil))
+	(save-excursion
+	    (set-buffer buffer)
+	    (setq contents (buffer-string))
+
+	    (setq temp-buffer (get-buffer-create (generate-new-buffer-name (concat "flymake:" (buffer-name buffer)))))
+	    (set-buffer temp-buffer)
+	    (insert contents)
+	)
+	temp-buffer
+    )
+)
+
+(defun flymake-check-include(source-file-name inc-path inc-name include-dirs)
+    "t if source-file-name is the one found via include dirs using inc-path and inc-name"
+    (if (file-name-absolute-p inc-path)
+	(flymake-same-files source-file-name (concat inc-path "/" inc-name))
+    ;else
+	(let* ((count      (length include-dirs))
+	       (idx        0)
+	       (file-name  nil)
+	       (found      nil))
+	    (while (and (not found) (< idx count))
+		(setq file-name (concat (file-name-directory source-file-name) "/" (nth idx include-dirs)))
+		(if (> (length inc-path) 0)
+		    (setq file-name (concat file-name "/" inc-path))
+		)
+		(setq file-name (concat file-name "/" inc-name))
+		(when (flymake-same-files source-file-name file-name)
+		    (setq found t)
+		)
+		(setq idx (1+ idx))
+	    )
+	    found
+	)
+    )
+)
+
+(defun flymake-find-buffer-for-file(file-name)
+    "buffer if there exists a buffer visiting file-name, nil otherwise"
+    (let ((buffer-name (get-file-buffer file-name)))
+	(if buffer-name
+	    (get-buffer buffer-name)
+	)
+    )
+)
+
+(defun flymake-create-master-file(source-file-name patched-source-file-name get-incl-dirs-f create-temp-f masks include-regexp-list)
+    "save source-file-name with a different name, find master file, patch it and save it to."
+    (let* ((possible-master-files     (flymake-find-possible-master-files source-file-name flymake-master-file-dirs masks))
+	   (master-file-count         (length possible-master-files))
+	   (idx                       0)
+	   (temp-buffer               nil)
+	   (master-file-name          nil)
+	   (patched-master-file-name  nil)
+	   (found                     nil))
+
+	(while (and (not found) (< idx master-file-count))
+	    (setq master-file-name (nth idx possible-master-files))
+	    (setq patched-master-file-name (funcall create-temp-f master-file-name "flymake_master"))
+	    (if (flymake-find-buffer-for-file master-file-name)
+		(setq temp-buffer (flymake-copy-buffer-to-temp-buffer (flymake-find-buffer-for-file master-file-name)))
+	    ;else
+		(setq temp-buffer (flymake-read-file-to-temp-buffer master-file-name))
+	    )
+	    (setq found
+		  (flymake-check-patch-master-file-buffer
+		       temp-buffer
+		       master-file-name
+		       patched-master-file-name
+		       source-file-name
+		       patched-source-file-name
+		       (funcall get-incl-dirs-f (file-name-directory master-file-name))
+		       include-regexp-list))
+	    (setq idx (1+ idx))
+	)
+	(if found
+	    (list master-file-name patched-master-file-name)
+	;else
+	    (progn
+		(flymake-log 3 "none of %d master file(s) checked includes %s" master-file-count
+			   (file-name-nondirectory source-file-name))
+		nil
+	    )
+	)
+    )
+)
+
+(defun flymake-save-buffer-in-file(buffer file-name)
+    (or buffer
+	(error "invalid buffer")
+    )
+    (save-excursion
+	(save-restriction
+	    (set-buffer buffer)
+	    (widen)
+	    (make-directory (file-name-directory file-name) 1)
+	    (write-region (point-min) (point-max) file-name nil 566)
+	)
+    )
+    (flymake-log 3 "saved buffer %s in file %s" (buffer-name buffer) file-name)
+)
+
+(defun flymake-save-string-to-file(file-name data)
+    "save string data to file file-name"
+    (write-region data nil file-name nil 566)
+)
+
+(defun flymake-read-file-to-string(file-name)
+    "read file contents and return them as a string"
+    (with-temp-buffer
+	(insert-file-contents file-name)
+	(buffer-substring (point-min) (point-max))
+    )
+)
+
+(defun flymake-process-filter(process output)
+    "flymake process filter: parse output, highlight err lines"
+    (let* ((pid               (process-id process))
+	   (source-buffer     (get-buffer (flymake-get-source-buffer-name pid))))
+
+	(flymake-log 3 "received %d byte(s) of output from process %d" (length output) pid)
+	(when source-buffer
+	    (flymake-parse-output-and-residual source-buffer output)
+	)
+    )
+)
+
+(defun flymake-process-sentinel(process event)
+   "Sentinel for syntax check buffers"
+   (if (memq (process-status process) '(signal exit))
+       (let*((exit-status       (process-exit-status process))
+	     (command           (process-command process))
+	     (pid               (process-id process))
+	     (source-buffer     (get-buffer (flymake-get-source-buffer-name pid)))
+	     (cleanup-f         (flymake-get-cleanup-function (buffer-file-name source-buffer))))
+
+	 (flymake-log 2 "process %d exited with code %d" pid exit-status)
+	 (condition-case err
+	     (progn
+		 (flymake-log 3 "cleaning up using %s" cleanup-f)
+		 (funcall cleanup-f source-buffer)
+
+		 (flymake-unreg-names pid)
+		 (delete-process process)
+
+		 (when source-buffer
+		     (save-excursion
+			 (set-buffer source-buffer)
+
+			 (flymake-parse-residual source-buffer)
+			 (flymake-post-syntax-check source-buffer)
+			 (flymake-set-buffer-is-running source-buffer nil)
+		   )
+		)
+	    )
+	   (error
+	      (let ((err-str (format "Error in process sentinel for buffer %s: %s"
+				    source-buffer (error-message-string err))))
+		  (flymake-log 0 err-str)
+		  (flymake-set-buffer-is-running source-buffer nil)
+	       )
+	   )
+	 )
+      )
+   )
+)
+
+(defun flymake-post-syntax-check(source-buffer)
+    ""
+   (flymake-set-buffer-err-info source-buffer (flymake-get-buffer-new-err-info source-buffer))
+   (flymake-set-buffer-new-err-info source-buffer nil)
+
+   (flymake-set-buffer-err-info source-buffer (flymake-fix-line-numbers
+					     (flymake-get-buffer-err-info source-buffer)
+					     1
+					     (flymake-count-lines source-buffer)))
+   (flymake-delete-own-overlays source-buffer)
+   (flymake-highlight-err-lines source-buffer (flymake-get-buffer-err-info source-buffer))
+
+   (let ((err-count   (flymake-get-err-count (flymake-get-buffer-err-info source-buffer) "e"))
+	 (warn-count  (flymake-get-err-count (flymake-get-buffer-err-info source-buffer) "w")))
+
+       (flymake-log 2 "%s: %d error(s), %d warning(s) in %.2f second(s)"
+		  (buffer-name source-buffer) err-count warn-count
+		  (- (flymake-float-time) (flymake-get-buffer-check-start-time source-buffer)))
+       (flymake-set-buffer-check-start-time source-buffer nil)
+       (if (and (equal 0 err-count) (equal 0 warn-count))
+	   (if (equal 0 exit-status)
+	       (flymake-report-status source-buffer "" "") ; PASSED
+	   ;else
+	       (if (not (flymake-get-buffer-check-was-interrupted source-buffer))
+		   (flymake-report-fatal-status (current-buffer) "CFGERR"
+		       (format "Configuration error has occured while running %s" command))
+	       ;else
+		   (flymake-report-status source-buffer nil "") ; "STOPPED"
+	       )
+	   )
+       ;else
+	   (flymake-report-status source-buffer (format "%d/%d" err-count warn-count) "")
+       )
+   )
+)
+
+(defun flymake-parse-output-and-residual(source-buffer output)
+    "split output into lines, merge in residual if necessary"
+    (save-excursion
+	(set-buffer source-buffer)
+	(let* ((buffer-residual     (flymake-get-buffer-output-residual source-buffer))
+	       (total-output        (if buffer-residual (concat buffer-residual output) output))
+	       (lines-and-residual  (flymake-split-output total-output))
+	       (lines               (nth 0 lines-and-residual))
+	       (new-residual        (nth 1 lines-and-residual)))
+
+	    (flymake-set-buffer-output-residual source-buffer new-residual)
+	    (flymake-set-buffer-new-err-info source-buffer (flymake-parse-err-lines
+							    (flymake-get-buffer-new-err-info source-buffer)
+							    source-buffer lines))
+	)
+    )
+)
+
+(defun flymake-parse-residual(source-buffer)
+    "parse residual if it's non empty"
+    (save-excursion
+	(set-buffer source-buffer)
+	(when (flymake-get-buffer-output-residual source-buffer)
+	    (flymake-set-buffer-new-err-info source-buffer (flymake-parse-err-lines
+							   (flymake-get-buffer-new-err-info source-buffer)
+							   source-buffer
+							   (list (flymake-get-buffer-output-residual source-buffer))))
+	    (flymake-set-buffer-output-residual source-buffer nil)
+	)
+    )
+)
+
+(defvar flymake-err-info nil
+    "sorted list of line numbers and lists of err info in the form (file, err-text)."
+)
+(make-variable-buffer-local 'flymake-err-info)
+(defun flymake-get-buffer-err-info(buffer)
+    (flymake-get-buffer-var buffer 'flymake-err-info)
+)
+(defun flymake-set-buffer-err-info(buffer err-info)
+    (flymake-set-buffer-var buffer 'flymake-err-info err-info)
+)
+(defun flymake-er-make-er(line-no line-err-info-list)
+    (list line-no line-err-info-list)
+)
+(defun flymake-er-get-line(err-info)
+    (nth 0 err-info)
+)
+(defun flymake-er-get-line-err-info-list(err-info)
+    (nth 1 err-info)
+)
+
+(defvar flymake-new-err-info nil
+    "the same as flymake -err-info, effective when a syntax check is in progress"
+)
+(make-variable-buffer-local 'flymake-new-err-info)
+(defun flymake-get-buffer-new-err-info(buffer)
+    (flymake-get-buffer-var buffer 'flymake-new-err-info)
+)
+(defun flymake-set-buffer-new-err-info(buffer new-err-info)
+    (flymake-set-buffer-var buffer 'flymake-new-err-info new-err-info)
+)
+
+;; getters/setters for line-err-info: (file, line, type, text).
+(defun flymake-ler-make-ler(file line type text &optional full-file)
+    (list file line type text full-file)
+)
+(defun flymake-ler-get-file(line-err-info)
+    (nth 0 line-err-info)
+)
+(defun flymake-ler-get-line(line-err-info)
+    (nth 1 line-err-info)
+)
+(defun flymake-ler-get-type(line-err-info)
+    (nth 2 line-err-info)
+)
+(defun flymake-ler-get-text(line-err-info)
+    (nth 3 line-err-info)
+)
+(defun flymake-ler-get-full-file(line-err-info)
+    (nth 4 line-err-info)
+)
+(defun flymake-ler-set-file(line-err-info file)
+    (flymake-ler-make-ler file
+			(flymake-ler-get-line line-err-info)
+			(flymake-ler-get-type line-err-info)
+			(flymake-ler-get-text line-err-info)
+			(flymake-ler-get-full-file line-err-info))
+)
+(defun flymake-ler-set-full-file(line-err-info full-file)
+    (flymake-ler-make-ler (flymake-ler-get-file line-err-info)
+			(flymake-ler-get-line line-err-info)
+			(flymake-ler-get-type line-err-info)
+			(flymake-ler-get-text line-err-info)
+			full-file)
+)
+(defun flymake-ler-set-line(line-err-info line)
+    (flymake-ler-make-ler (flymake-ler-get-file line-err-info)
+			line
+			(flymake-ler-get-type line-err-info)
+			(flymake-ler-get-text line-err-info)
+			(flymake-ler-get-full-file line-err-info))
+)
+
+(defun flymake-get-line-err-count(line-err-info-list type)
+    "return number of errors of specified type - e or w"
+    (let* ((idx        0)
+	   (count      (length line-err-info-list))
+	   (err-count  0))
+
+	(while (< idx count)
+	    (when (equal type (flymake-ler-get-type (nth idx line-err-info-list)))
+		(setq err-count (1+ err-count))
+	    )
+	    (setq idx (1+ idx))
+	)
+	err-count
+    )
+)
+
+(defun flymake-get-err-count(err-info-list type)
+    "return number of errors of specified type for the err-info-list"
+    (let* ((idx        0)
+	   (count      (length err-info-list))
+	   (err-count  0))
+	(while (< idx count)
+	    (setq err-count (+ err-count (flymake-get-line-err-count (nth 1 (nth idx err-info-list)) type)))
+	    (setq idx (1+ idx))
+	)
+	err-count
+    )
+)
+
+(defun flymake-fix-line-numbers(err-info-list min-line max-line)
+    "replace line-numbers < min-line with min-line and > max-line with max-line - as some compilers might report line number outside the file being compiled"
+    (let* ((count     (length err-info-list))
+	   (err-info  nil)
+	   (line      0))
+	(while (> count 0)
+	    (setq err-info (nth (1- count) err-info-list))
+	    (setq line (flymake-er-get-line err-info))
+	    (when (or (< line min-line) (> line max-line))
+		(setq line (if (< line min-line) min-line max-line))
+		(setq err-info-list (flymake-set-at err-info-list (1- count)
+					    (flymake-er-make-er line
+							      (flymake-er-get-line-err-info-list err-info))))
+	    )
+	    (setq count (1- count))
+	)
+    )
+    err-info-list
+)
+
+(defun flymake-highlight-err-lines(buffer err-info-list)
+    "highlight err-lines in buffer using info from err-info-list"
+    (save-excursion
+	(set-buffer buffer)
+	(let* ((idx    0)
+	       (count  (length err-info-list)))
+	    (while (< idx count)
+		(flymake-highlight-line (car (nth idx err-info-list)) (nth 1 (nth idx err-info-list)))
+		(setq idx (1+ idx))
+	    )
+	)
+    )
+)
+
+(defun flymake-overlay-p(ov)
+     "Determine whether overlay was created by flymake"
+     (and (overlayp ov) (overlay-get ov 'flymake-overlay))
+)
+
+(defun flymake-make-overlay(beg end tooltip-text face mouse-face)
+    "Allocate a flymake overlay in range beg end"
+    (when (not (flymake-region-has-flymake-overlays beg end))
+	(let ((ov (make-overlay beg end nil t t)))
+	    (overlay-put ov 'face           face)
+	    (overlay-put ov 'mouse-face     mouse-face)
+	    (overlay-put ov 'help-echo      tooltip-text)
+	    (overlay-put ov 'flymake-overlay  t)
+	    (overlay-put ov 'priority 100)
+	    ;+(flymake-log 3 "created overlay %s" ov)
+	    ov
+	)
+	(flymake-log 3 "created an overlay at (%d-%d)" beg end)
+    )
+)
+
+(defun flymake-delete-own-overlays(buffer)
+    "Delete all flymake overlays in buffer"
+    (save-excursion
+	(set-buffer buffer)
+	(let ((ov (overlays-in (point-min) (point-max))))
+	    (while (consp ov)
+		(when (flymake-overlay-p (car ov))
+		    (delete-overlay (car ov))
+		    ;+(flymake-log 3 "deleted overlay %s" ov)
+		)
+		(setq ov (cdr ov))
+	    )
+	)
+    )
+)
+
+(defun flymake-region-has-flymake-overlays(beg end)
+    "t if specified regions has at least one flymake overlay, nil otrherwise"
+    (let ((ov                  (overlays-in beg end))
+	  (has-flymake-overlays  nil))
+	(while (consp ov)
+	    (when (flymake-overlay-p (car ov))
+		(setq has-flymake-overlays t)
+	    )
+	    (setq ov (cdr ov))
+	)
+    )
+)
+
+(defface flymake-errline-face
+;+   '((((class color)) (:foreground "OrangeRed" :bold t :underline t))
+;+   '((((class color)) (:underline "OrangeRed"))
+   '((((class color)) (:background "LightPink"))
+     (t (:bold t)))
+   "Face used for marking error lines"
+    :group 'flymake
+)
+
+(defface flymake-warnline-face
+   '((((class color)) (:background "LightBlue2"))
+     (t (:bold t)))
+   "Face used for marking warning lines"
+    :group 'flymake
+)
+
+
+(defun flymake-highlight-line(line-no line-err-info-list)
+    "highlight line line-no in current buffer, perhaps use text from line-err-info-list to enhance highlighting"
+    (goto-line line-no)
+    (let* ((line-beg (flymake-line-beginning-position))
+	   (line-end (flymake-line-end-position))
+	   (beg      line-beg)
+	   (end      line-end)
+	   (tooltip-text (flymake-ler-get-text (nth 0 line-err-info-list)))
+	   (face     nil))
+
+	(goto-char line-beg)
+	(while (looking-at "[ \t]")
+	    (forward-char)
+	)
+
+	(setq beg (point))
+
+	(goto-char line-end)
+	(while (and (looking-at "[ \t\r\n]") (> (point) 1))
+	    (backward-char)
+	)
+
+	(setq end (1+ (point)))
+
+	(when (<= end beg)
+	    (setq beg line-beg)
+	    (setq end line-end)
+	)
+	(when (= end beg)
+	    (goto-char end)
+	    (forward-line)
+	    (setq end (point))
+	)
+	(if (> (flymake-get-line-err-count line-err-info-list "e") 0)
+	    (setq face 'flymake-errline-face)
+	;else
+	    (setq face 'flymake-warnline-face)
+	)
+	(flymake-make-overlay beg end tooltip-text face nil)
+    )
+)
+
+(defun flymake-parse-err-lines(err-info-list source-buffer lines)
+    "parse err lines, store info in err-info-list"
+    (let* ((count              (length lines))
+	   (idx                0)
+	   (line-err-info      nil)
+	   (real-file-name     nil)
+	   (source-file-name   (buffer-file-name source-buffer))
+	   (get-real-file-name-f (flymake-get-real-file-name-function source-file-name)))
+
+	(while (< idx count)
+	    (setq line-err-info (flymake-parse-line (nth idx lines)))
+	    (when line-err-info
+		(setq real-file-name (funcall get-real-file-name-f source-buffer (flymake-ler-get-file line-err-info)))
+		(setq line-err-info (flymake-ler-set-full-file line-err-info real-file-name))
+
+		(if (flymake-same-files real-file-name source-file-name)
+		    (setq line-err-info (flymake-ler-set-file line-err-info nil))
+		;else
+		    (setq line-err-info (flymake-ler-set-file line-err-info (file-name-nondirectory real-file-name)))
+		)
+
+		(setq err-info-list (flymake-add-err-info err-info-list line-err-info))
+	    )
+	    (flymake-log 3 "parsed '%s', %s line-err-info" (nth idx lines) (if line-err-info "got" "no"))
+	    (setq idx (1+ idx))
+	)
+	err-info-list
+    )
+)
+
+(defun flymake-split-output(output)
+    "split output into lines, return last one as residual if it does not end with newline char. Returns ((lines) residual)"
+    (when (and output (> (length output) 0))
+	(let* ((lines (flymake-split-string output "[\n\r]+"))
+	       (complete (equal "\n" (char-to-string (aref output (1- (length output))))))
+	       (residual nil))
+	    (when (not complete)
+		(setq residual (car (last lines)))
+		(setq lines (butlast lines))
+	    )
+	    (list lines residual)
+	)
+    )
+)
+
+(eval-when-compile (require 'compile))
+(defvar flymake-err-line-patterns  ; regexp file-idx line-idx col-idx (optional) text-idx(optional), match-end to end of string is error text
+    (append
+     '(
+    ; MS Visual C++ 6.0
+       ("\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\)) \: \\(\\(error\\|warning\\|fatal error\\) \\(C[0-9]+\\):[ \t\n]*\\(.+\\)\\)"
+	1 3 nil 4)
+    ; jikes
+       ("\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)\:\\([0-9]+\\)\:[0-9]+\:[0-9]+\:[0-9]+\: \\(\\(Error\\|Warning\\|Caution\\|Semantic Error\\):[ \t\n]*\\(.+\\)\\)"
+	1 3 nil 4)
+    ; MS midl
+       ("midl[ ]*:[ ]*\\(command line error .*\\)"
+	nil nil nil 1)
+    ; MS C#
+       ("\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\),[0-9]+)\: \\(\\(error\\|warning\\|fatal error\\) \\(CS[0-9]+\\):[ \t\n]*\\(.+\\)\\)"
+	1 3 nil 4)
+    ; perl
+       ("\\(.*\\) at \\([^ \n]+\\) line \\([0-9]+\\)[,.\n]" 2 3 nil 1)
+    ; LaTeX warnings (fileless) ("\\(LaTeX \\(Warning\\|Error\\): .*\\) on input line \\([0-9]+\\)" 20 3 nil 1)
+    ; ant/javac
+	   (" *\\(\\[javac\\]\\)? *\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)\:\\([0-9]+\\)\:[ \t\n]*\\(.+\\)"
+	2 4 nil 5)
+      )
+     compilation-error-regexp-alist)
+    "patterns for matching error/warning lines, (regexp file-idx line-idx err-text-idx)"
+)
+;(defcustom flymake-err-line-patterns
+;  '(
+;    ; MS Visual C++ 6.0
+;    ("\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\)) \: \\(\\(error\\|warning\\|fatal error\\) \\(C[0-9]+\\):[ \t\n]*\\(.+\\)\\)"
+;       1 3 4)
+;   ; jikes
+;   ("\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)\:\\([0-9]+\\)\:[0-9]+\:[0-9]+\:[0-9]+\: \\(\\(Error\\|Warning\\|Caution\\):[ \t\n]*\\(.+\\)\\)"
+;       1 3 4))
+;    "patterns for matching error/warning lines, (regexp file-idx line-idx err-text-idx)"
+;   :group 'flymake
+;   :type '(repeat (string number number number))
+;)
+
+(defun flymake-parse-line(line)
+    "parse line to see whether it's an error of warning, return it's components or nil for no match"
+    (let ((raw-file-name nil)
+	  (line-no 0)
+	  (err-type "e")
+	  (err-text nil)
+	  (count (length flymake-err-line-patterns))
+	  (idx   0)
+	  (matched nil))
+	(while (and (< idx count) (not matched))
+	    (when (string-match (car (nth idx flymake-err-line-patterns)) line)
+		(let* ((file-idx (nth 1 (nth idx flymake-err-line-patterns)))
+		       (line-idx (nth 2 (nth idx flymake-err-line-patterns))))
+
+		    (setq raw-file-name (if file-idx (match-string file-idx line) nil))
+		    (setq line-no       (if line-idx (string-to-int (match-string line-idx line)) 0))
+		    (setq err-text      (if (> (length (nth idx flymake-err-line-patterns)) 4)
+					    (match-string (nth 4 (nth idx flymake-err-line-patterns)) line)
+					  (flymake-patch-err-text (substring line (match-end 0)))))
+		    (or err-text (setq err-text "<no error text>"))
+		    (if (and err-text (string-match "^[wW]arning" err-text))
+			(setq err-type "w")
+		    )
+		    (flymake-log 3 "parse line: file-idx=%s line-idx=%s file=%s line=%s text=%s" file-idx line-idx
+				 raw-file-name line-no err-text)
+		    (setq matched t)
+		)
+	    )
+	    (setq idx (1+ idx))
+	)
+	(if matched
+	   (flymake-ler-make-ler raw-file-name line-no err-type err-text)
+	; else
+	   ()
+	)
+    )
+)
+
+(defun flymake-find-err-info(err-info-list line-no)
+    "find (line-err-info-list pos) for specified line-no"
+    (if err-info-list
+	(let* ((line-err-info-list  nil)
+	       (pos       0)
+	       (count     (length err-info-list)))
+
+	    (while (and (< pos count) (< (car (nth pos err-info-list)) line-no))
+		(setq pos (1+ pos))
+	    )
+	    (when (and (< pos count) (equal (car (nth pos err-info-list)) line-no))
+		(setq line-err-info-list (flymake-er-get-line-err-info-list (nth pos err-info-list)))
+	    )
+	    (list line-err-info-list pos)
+	)
+    ;else
+	'(nil 0)
+    )
+)
+
+(defun flymake-line-err-info-is-less-or-equal(line-one line-two)
+    (or (string< (flymake-ler-get-type line-one) (flymake-ler-get-type line-two))
+	(and (string= (flymake-ler-get-type line-one) (flymake-ler-get-type line-two))
+	     (not (flymake-ler-get-file line-one)) (flymake-ler-get-file line-two)
+	)
+	(and (string= (flymake-ler-get-type line-one) (flymake-ler-get-type line-two))
+	     (or (and      (flymake-ler-get-file line-one)       (flymake-ler-get-file line-two))
+		 (and (not (flymake-ler-get-file line-one)) (not (flymake-ler-get-file line-two)))
+	     )
+	)
+    )
+)
+
+(defun flymake-add-line-err-info(line-err-info-list line-err-info)
+    "insert new err info favoring sorting: err-type e/w, filename nil/non-nill"
+    (if (not line-err-info-list)
+	(list line-err-info)
+    ;else
+	(let* ((count  (length line-err-info-list))
+	       (idx    0))
+	    (while (and (< idx count) (flymake-line-err-info-is-less-or-equal (nth idx line-err-info-list) line-err-info))
+		(setq idx (1+ idx))
+	    )
+	    (cond ((equal 0     idx)    (setq line-err-info-list (cons line-err-info line-err-info-list)))
+		  (t                    (setq line-err-info-list (flymake-ins-after line-err-info-list (1- idx) line-err-info)))
+	    )
+	    line-err-info-list
+	)
+    )
+)
+
+(defun flymake-add-err-info(err-info-list line-err-info)
+    "add error info (file line type text) to err info list preserving sort order"
+    (let* ((count               (length err-info-list))
+	   (line-no             (if (flymake-ler-get-file line-err-info) 1 (flymake-ler-get-line line-err-info)))
+	   (info-and-pos        (flymake-find-err-info err-info-list line-no))
+	   (exists              (car info-and-pos))
+	   (pos                 (nth 1 info-and-pos))
+	   (line-err-info-list  nil)
+	   (err-info            nil))
+
+	(if exists
+	    (setq line-err-info-list (flymake-er-get-line-err-info-list (car (nthcdr pos err-info-list))))
+	)
+	(setq line-err-info-list (flymake-add-line-err-info line-err-info-list line-err-info))
+
+	(setq err-info (flymake-er-make-er line-no line-err-info-list))
+	(cond (exists             (setq err-info-list (flymake-set-at err-info-list pos err-info)))
+	      ((equal 0 pos)      (setq err-info-list (cons err-info err-info-list)))
+	      (t                  (setq err-info-list (flymake-ins-after err-info-list (1- pos) err-info)))
+	)
+	err-info-list
+    )
+)
+
+(defun flymake-get-project-include-dirs-imp(basedir)
+    "include dirs for the project current file belongs to"
+    (if (flymake-get-project-include-dirs-from-cache basedir)
+	(progn
+	    (flymake-get-project-include-dirs-from-cache basedir)
+	)
+    ;else
+	(let* ((command-line  (concat "make -C\"" basedir "\" DUMPVARS=INCLUDE_DIRS dumpvars"))
+	       (output        (shell-command-to-string command-line))
+	       (lines         (flymake-split-string output "\n"))
+	       (count         (length lines))
+	       (idx           0)
+	       (inc-dirs      nil))
+	    (while (and (< idx count) (not (string-match "^INCLUDE_DIRS=.*" (nth idx lines))))
+	       (setq idx (1+ idx))
+	    )
+	    (when (< idx count)
+		(let* ((inc-lines  (flymake-split-string (nth idx lines) " *-I"))
+		       (inc-count  (length inc-lines)))
+		    (while (> inc-count 0)
+			(when (not (string-match "^INCLUDE_DIRS=.*" (nth (1- inc-count) inc-lines)))
+			    (setq inc-dirs (cons (flymake-replace-regexp-in-string "\"" "" (nth (1- inc-count) inc-lines)) inc-dirs))
+			)
+			(setq inc-count (1- inc-count))
+		    )
+		)
+	    )
+	    (flymake-add-project-include-dirs-to-cache basedir inc-dirs)
+	    inc-dirs
+	)
+    )
+)
+
+(defcustom flymake-get-project-include-dirs-function 'flymake-get-project-include-dirs-imp
+    "function used to get project inc dirs, one paramater: basedir name"
+    :group 'flymake
+    :type 'function
+)
+
+(defun flymake-get-project-include-dirs(basedir)
+    (funcall flymake-get-project-include-dirs-function basedir)
+)
+
+(defun flymake-get-system-include-dirs()
+    "system include dirs - from the 'INCLUDE' env setting"
+    (let* ((includes (getenv "INCLUDE")))
+	(if includes (flymake-split-string includes path-separator) nil)
+    )
+)
+
+(defvar flymake-project-include-dirs-cache (flymake-makehash 'equal))
+(defun flymake-get-project-include-dirs-from-cache(base-dir)
+    (gethash base-dir flymake-project-include-dirs-cache)
+)
+(defun flymake-add-project-include-dirs-to-cache(base-dir include-dirs)
+    (puthash base-dir include-dirs flymake-project-include-dirs-cache)
+)
+(defun flymake-clear-project-include-dirs-cache()
+    (clrhash flymake-project-include-dirs-cache)
+)
+
+(defun flymake-get-include-dirs(base-dir)
+    "dirs to use when resolving local filenames"
+    (let* ((include-dirs (append '(".") (flymake-get-project-include-dirs base-dir) (flymake-get-system-include-dirs))))
+	include-dirs
+    )
+)
+
+(defun flymake-find-file(rel-file-name include-dirs)
+    "iterate through include-dirs, return first 'include-dir/rel-file-name' that exists, or just rel-file-name if not"
+    (let* ((count          (length include-dirs))
+	   (idx            0)
+	   (found          nil)
+	   (full-file-name rel-file-name))
+
+	(while (and (not found) (< idx count))
+	    (let* ((dir (nth idx include-dirs)))
+		(setq full-file-name  (concat dir "/" rel-file-name))
+		(when (file-exists-p full-file-name)
+		    (setq done t)
+		)
+	    )
+	    (setq idx (1+ idx))
+	)
+	(if found
+	    full-file-name
+	;else
+	    rel-file-name
+	)
+    )
+)
+
+(defun flymake-restore-formatting(source-buffer)
+    "Remove any formatting made by flymake"
+)
+
+(defun flymake-get-program-dir(buffer)
+    "dir to start profram in"
+    (unless (bufferp buffer)
+	(error "invlid buffer")
+    )
+    (save-excursion
+	(set-buffer buffer)
+	default-directory
+    )
+)
+
+(defun flymake-safe-delete-file(file-name)
+    (when (and file-name (file-exists-p file-name))
+	(delete-file file-name)
+	(flymake-log 1 "deleted file %s" file-name)
+    )
+)
+
+(defun flymake-safe-delete-directory(dir-name)
+    (condition-case err
+	(progn
+	    (delete-directory dir-name)
+	    (flymake-log 1 "deleted dir %s" dir-name)
+	)
+	(error
+	    (flymake-log 1 "failed to delete dir %s, error ignored" dir-name)
+	)
+    )
+)
+
+(defcustom flymake-compilation-prevents-syntax-check t
+    "if non-nil, syntax check won't be started in case compilation is running"
+    :group 'flymake
+    :type 'boolean
+)
+
+(defun flymake-start-syntax-check(buffer)
+    "start syntax checking for buffer"
+    (unless (bufferp buffer)
+	(error "expected a buffer")
+    )
+    (save-excursion
+	(set-buffer buffer)
+	(flymake-log 3 "flymake is running: %s" (flymake-get-buffer-is-running buffer))
+	(when (and (not (flymake-get-buffer-is-running buffer))
+		   (flymake-can-syntax-check-file (buffer-file-name buffer)))
+	    (when (or (not flymake-compilation-prevents-syntax-check)
+		    (not (flymake-compilation-is-running))) ;+ (flymake-rep-ort-status buffer "COMP")
+		(flymake-clear-buildfile-cache)
+		(flymake-clear-project-include-dirs-cache)
+
+		(flymake-set-buffer-check-was-interrupted buffer nil)
+		(flymake-set-buffer-data buffer (flymake-makehash 'equal))
+
+		(let* ((source-file-name  (buffer-file-name buffer))
+		       (init-f (flymake-get-init-function source-file-name))
+		       (cleanup-f (flymake-get-cleanup-function source-file-name))
+		       (cmd-and-args (funcall init-f buffer))
+		       (cmd          (nth 0 cmd-and-args))
+		       (args         (nth 1 cmd-and-args))
+					   (dir          (nth 2 cmd-and-args)))
+		    (if (not cmd-and-args)
+			(progn
+			    (flymake-log 0 "init function %s for %s failed, cleaning up" init-f source-file-name)
+			    (funcall cleanup-f buffer)
+			)
+		    ;else
+			(progn
+			    (flymake-set-buffer-last-change-time buffer nil)
+			    (flymake-start-syntax-check-process buffer cmd args dir)
+			)
+		    )
+		)
+	    )
+	)
+    )
+)
+
+(defun flymake-start-syntax-check-process(buffer cmd args dir)
+    "start syntax check-process"
+
+    (let* ((process nil))
+	(condition-case err
+	    (progn
+			    (when dir
+					(let ((default-directory dir))
+					    (flymake-log 3 "starting process on dir %s" default-directory)
+					)
+				)
+				(setq process (get-process (apply 'start-process "flymake-proc" nil cmd args)))
+		(set-process-sentinel process 'flymake-process-sentinel)
+		(set-process-filter process 'flymake-process-filter)
+
+		(flymake-reg-names (process-id process) (buffer-name buffer))
+
+		(flymake-set-buffer-is-running buffer t)
+		(flymake-set-buffer-last-change-time buffer nil)
+		(flymake-set-buffer-check-start-time buffer (flymake-float-time))
+
+		(flymake-report-status buffer nil "*")
+		(flymake-log 2 "started process %d, command=%s, dir=%s"
+			   (process-id process) (process-command process) default-directory)
+		process
+	    )
+	    (error
+		(let ((err-str (format "Failed to launch syntax check process '%s' with args %s: %s"
+			     cmd args (error-message-string err)))
+		      (source-file-name (buffer-file-name buffer))
+		      (cleanup-f        (flymake-get-cleanup-function source-file-name)))
+		    (flymake-log 0 err-str)
+		    (funcall cleanup-f buffer)
+		    (flymake-report-fatal-status buffer "PROCERR" err-str)
+		)
+	    )
+	)
+    )
+)
+
+(defun flymake-kill-process(pid &optional rest)
+    "kill process pid"
+    (signal-process pid 9)
+    (let* ((buffer-name (flymake-get-source-buffer-name pid)))
+	(when (and buffer-name (get-buffer buffer-name))
+	    (flymake-set-buffer-check-was-interrupted (get-buffer buffer-name) t)
+	)
+    )
+    (flymake-log 1 "killed process %d" pid)
+)
+
+(defun flymake-stop-all-syntax-checks()
+    "kill all syntax check processes"
+    (interactive)
+    (let ((pids  (copy-hash-table flymake-pid-to-names)))
+	(maphash 'flymake-kill-process pids)
+    )
+)
+
+(defun flymake-compilation-is-running()
+   (and (boundp 'compilation-in-progress)
+	compilation-in-progress)
+)
+
+(defun flymake-compile()
+    "kill all flymake syntax checks, start compilation"
+    (interactive)
+    (flymake-stop-all-syntax-checks)
+    (call-interactively 'compile)
+)
+
+(defvar flymake-is-running nil
+  "t if flymake syntax check process is running for the current buffer"
+)
+(make-variable-buffer-local 'flymake-is-running)
+(defun flymake-get-buffer-is-running(buffer)
+    (flymake-get-buffer-var buffer 'flymake-is-running)
+)
+(defun flymake-set-buffer-is-running(buffer is-running)
+    (flymake-set-buffer-var buffer 'flymake-is-running is-running)
+)
+
+(defvar flymake-timer nil
+    "timer for starting syntax checks"
+)
+(make-variable-buffer-local 'flymake-timer)
+(defun flymake-get-buffer-timer(buffer)
+    (flymake-get-buffer-var buffer 'flymake-timer)
+)
+(defun flymake-set-buffer-timer(buffer timer)
+    (flymake-set-buffer-var buffer 'flymake-timer timer)
+)
+
+(defvar flymake-last-change-time nil
+    "time of last buffer change"
+)
+(make-variable-buffer-local 'flymake-last-change-time)
+(defun flymake-get-buffer-last-change-time(buffer)
+    (flymake-get-buffer-var buffer 'flymake-last-change-time)
+)
+(defun flymake-set-buffer-last-change-time(buffer change-time)
+    (flymake-set-buffer-var buffer 'flymake-last-change-time change-time)
+)
+
+(defvar flymake-check-start-time nil
+    "time at which syntax check was started")
+(make-variable-buffer-local 'flymake-check-start-time)
+(defun flymake-get-buffer-check-start-time(buffer)
+    (flymake-get-buffer-var buffer 'flymake-check-start-time)
+)
+(defun flymake-set-buffer-check-start-time(buffer check-start-time)
+    (flymake-set-buffer-var buffer 'flymake-check-start-time check-start-time)
+)
+
+(defvar flymake-check-was-interrupted nil
+    "t if syntax check was killed by flymake-compile"
+)
+(make-variable-buffer-local 'flymake-check-was-interrupted)
+(defun flymake-get-buffer-check-was-interrupted(buffer)
+    (flymake-get-buffer-var buffer 'flymake-check-was-interrupted)
+)
+(defun flymake-set-buffer-check-was-interrupted(buffer interrupted)
+    (flymake-set-buffer-var buffer 'flymake-check-was-interrupted interrupted)
+)
+
+(defcustom flymake-no-changes-timeout 0.5
+    "time to wait after last change before starting compilation"
+    :group 'flymake
+    :type 'number
+)
+
+(defun flymake-on-timer-event(buffer)
+    "start a syntax check for buffer if necessary"
+    ;+(flymake-log 3 "timer: running=%s, time=%s, cur-time=%s" (flymake-get-buffer-is-running buffer) (flymake-get-buffer-last-change-time buffer) (flymake-float-time))
+
+     (when (and (bufferp buffer) (not (flymake-get-buffer-is-running buffer)))
+	(save-excursion
+	    (set-buffer buffer)
+	    (when (and (flymake-get-buffer-last-change-time buffer)
+		       (> (flymake-float-time) (+ flymake-no-changes-timeout (flymake-get-buffer-last-change-time buffer))))
+		(flymake-set-buffer-last-change-time buffer nil)
+		(flymake-log 3 "starting syntax check as more than 1 second passed since last change")
+		(flymake-start-syntax-check buffer)
+	    )
+	)
+    )
+)
+
+(defun flymake-start-syntax-check-for-current-buffer()
+    "run flymake-start-syntax-check for current buffer if it isn't already running"
+    (interactive)
+    (flymake-start-syntax-check (current-buffer))
+)
+
+(defun flymake-current-line-no()
+    "return number of current line in current buffer"
+    (interactive)
+    (let ((beg  (point-min))
+	  (end  (if (= (point) (point-max)) (point) (1+ (point)))))
+	(count-lines beg end)
+    )
+)
+
+(defun flymake-get-line-count(buffer)
+    "return number of lines in buffer"
+    (unless (bufferp buffer)
+	(error "invalid buffer")
+    )
+    (save-excursion
+	(set-buffer buffer)
+	(count-lines (point-min) (point-max))
+    )
+)
+
+(defun flymake-count-lines(buffer)
+    "return number of lines in buffer"
+    (save-excursion
+	(set-buffer buffer)
+	(count-lines (point-min) (point-max))
+    )
+)
+
+(defun flymake-get-point-pixel-pos()
+    "return point position in pixels: (x, y)"
+    (let ((mouse-pos  (mouse-position))
+	  (pixel-pos  nil)
+	  (ret        nil))
+	(if (car (cdr mouse-pos))
+	    (progn
+		(set-mouse-position (flymake-selected-frame) (current-column) (flymake-current-row))
+		(setq pixel-pos (mouse-pixel-position))
+		(set-mouse-position (car mouse-pos) (car (cdr mouse-pos)) (cdr (cdr mouse-pos)))
+		(setq ret (list (car (cdr pixel-pos)) (cdr (cdr pixel-pos))))
+	     )
+	;else
+	    (progn
+		(setq ret '(0 0))
+	    )
+	)
+	(flymake-log 3 "mouse pos is %s" ret)
+	ret
+    )
+)
+
+(defun flymake-display-err-menu-for-current-line()
+   "Display a menu with errors/warnings for current line if it has errors and/or warnings"
+   (interactive)
+   (let* ((line-no             (flymake-current-line-no))
+	  (line-err-info-list  (nth 0 (flymake-find-err-info (flymake-get-buffer-err-info (current-buffer)) line-no)))
+	  (menu-data           (flymake-make-err-menu-data line-no line-err-info-list))
+	  (choice              nil)
+	  (mouse-pos           (flymake-get-point-pixel-pos))
+	  (moved-mouse-pos     (list (car mouse-pos) (+ 10 (car (cdr mouse-pos)))))
+	  (menu-pos            (list (flymake-get-point-pixel-pos) (selected-window))))
+       (if menu-data
+	   (progn
+	       (setq choice (flymake-popup-menu menu-pos menu-data))
+			   (flymake-log 3 "choice=%s" choice)
+	       (when choice
+			       (eval choice)
+		       )
+	    )
+       ;else
+	   (flymake-log 1 "no errors for line %d" line-no)
+       )
+   )
+)
+
+(defun flymake-make-err-menu-data(line-no line-err-info-list)
+   "Make a (menu-title (item-title item-action)*) list with errors/warnings from line-err-info"
+   (let* ((menu-items  nil))
+       (when line-err-info-list
+	   (let* ((count           (length line-err-info-list))
+		  (menu-item-text  nil))
+	       (while (> count 0)
+		    (setq menu-item-text (flymake-ler-get-text (nth (1- count) line-err-info-list)))
+		    (let* ((file       (flymake-ler-get-file (nth (1- count) line-err-info-list)))
+			   (full-file  (flymake-ler-get-full-file (nth (1- count) line-err-info-list)))
+			   (line       (flymake-ler-get-line (nth (1- count) line-err-info-list))))
+			(if file
+			    (setq menu-item-text (concat menu-item-text " - " file "(" (format "%d" line) ")"))
+			)
+			(setq menu-items (cons (list menu-item-text
+						     (if file (list 'flymake-goto-file-and-line full-file line) nil))
+					       menu-items))
+		    )
+		    (setq count (1- count))
+	       )
+	       (flymake-log 3 "created menu-items with %d item(s)" (length menu-items))
+	   )
+       )
+       (if menu-items
+	   (let* ((menu-title  (format "Line %d: %d error(s), %d warning(s)" line-no
+				      (flymake-get-line-err-count line-err-info-list "e")
+				      (flymake-get-line-err-count line-err-info-list "w"))))
+	       (list menu-title menu-items)
+	   )
+       ;else
+	   nil
+       )
+   )
+)
+
+(defun flymake-goto-file-and-line(file line)
+    "try to get buffer for file and goto line line in it"
+    (if (not (file-exists-p file))
+	(flymake-log 1 "file %s does not exists" file)
+    ;else
+	(progn
+	    (find-file file)
+	    (goto-line line)
+	)
+    )
+)
+;; flymake minor mode declarations
+
+(defvar flymake-mode nil)
+(make-variable-buffer-local 'flymake-mode)
+
+(defvar flymake-mode-line nil
+    ""
+)
+(make-variable-buffer-local 'flymake-mode-line)
+(defun flymake-get-buffer-mode-line(buffer)
+    (flymake-get-buffer-var buffer 'flymake-mode-line)
+)
+(defun flymake-set-buffer-mode-line(buffer mode-line-string)
+    (flymake-set-buffer-var buffer 'flymake-mode-line mode-line-string)
+)
+
+(defvar flymake-mode-line-e-w nil)
+(make-variable-buffer-local 'flymake-mode-line-e-w)
+(defun flymake-get-buffer-mode-line-e-w(buffer)
+    (flymake-get-buffer-var buffer 'flymake-mode-line-e-w)
+)
+(defun flymake-set-buffer-mode-line-e-w(buffer e-w)
+    (flymake-set-buffer-var buffer 'flymake-mode-line-e-w e-w)
+)
+
+(defvar flymake-mode-line-status nil)
+(make-variable-buffer-local 'flymake-mode-line-status)
+(defun flymake-get-buffer-mode-line-status(buffer)
+    (flymake-get-buffer-var buffer 'flymake-mode-line-status)
+)
+(defun flymake-set-buffer-mode-line-status(buffer status)
+    (flymake-set-buffer-var buffer 'flymake-mode-line-status status)
+)
+
+(defun flymake-report-status(buffer e-w &optional status)
+    "show status in the mode line"
+    (when (bufferp buffer)
+	(save-excursion
+	    (set-buffer buffer)
+	    (when e-w
+		(flymake-set-buffer-mode-line-e-w buffer e-w)
+	    )
+	    (when status
+		(flymake-set-buffer-mode-line-status buffer status)
+	    )
+	    (let* ((mode-line " Flymake"))
+		(when (> (length (flymake-get-buffer-mode-line-e-w buffer)) 0)
+		    (setq mode-line (concat mode-line ":"  (flymake-get-buffer-mode-line-e-w buffer)))
+		)
+		(setq mode-line (concat mode-line (flymake-get-buffer-mode-line-status buffer)))
+		(flymake-set-buffer-mode-line buffer mode-line)
+		(force-mode-line-update)
+	    )
+	)
+    )
+)
+
+(defun flymake-display-warning(warning)
+    "display a warning to the user"
+    (message-box warning)
+)
+
+(defcustom flymake-gui-warnings-enabled t
+    "enables/disables gui warnings"
+	:group 'flymake
+	:type 'boolean
+)
+
+(defun flymake-report-fatal-status(buffer status warning)
+    "display a warning and switch flymake mode OFF"
+	(when flymake-gui-warnings-enabled
+	(flymake-display-warning (format "Flymake: %s. Flymake will be switched OFF" warning))
+	)
+    (save-excursion
+	(set-buffer buffer)
+	(flymake-mode 0)
+	(flymake-log 0 "switched OFF Flymake mode for buffer %s due to fatal status %s, warning %s"
+		     (buffer-name buffer) status warning)
+    )
+)
+
+(defun flymake-mode(&optional arg)
+    "toggle flymake-mode"
+    (interactive)
+    (let ((old-flymake-mode flymake-mode))
+
+	(setq turn-on
+	    (if (null arg)
+		(not flymake-mode)
+	    ;else
+		(> (prefix-numeric-value arg) 0))
+	)
+
+	(if turn-on
+	    (if (flymake-can-syntax-check-file (buffer-file-name))
+		(flymake-mode-on)
+	    ;else
+		(flymake-log 2 "flymake cannot check syntax in buffer %s" (buffer-name))
+	    )
+	;else
+	    (flymake-mode-off)
+	)
+	(force-mode-line-update)
+    )
+)
+
+;;;###autoload
+(unless (assq 'flymake-mode minor-mode-alist)
+    (setq minor-mode-alist (cons '(flymake-mode flymake-mode-line) minor-mode-alist))
+)
+
+;;;###autoload
+(defun flymake-mode-on()
+    "turn flymake mode on"
+    (when (not flymake-mode)
+	(make-local-variable 'after-change-functions)
+	(setq after-change-functions (cons 'flymake-after-change-function after-change-functions))
+	(add-hook 'after-save-hook 'flymake-after-save-hook)
+	(add-hook 'kill-buffer-hook 'flymake-kill-buffer-hook)
+	;+(add-hook 'find-file-hooks 'flymake-find-file-hook)
+
+	(flymake-report-status (current-buffer) "" "")
+
+	(flymake-set-buffer-timer (current-buffer) (run-at-time nil 1 'flymake-on-timer-event (current-buffer)))
+
+	(setq flymake-mode t)
+	(flymake-log 1 "flymake mode turned ON for buffer %s" (buffer-name (current-buffer)))
+	(when flymake-start-syntax-check-on-find-file
+	    (flymake-start-syntax-check-for-current-buffer) ; will be started by on-load hook
+	)
+    )
+)
+
+;;;###autoload
+(defun flymake-mode-off()
+    "turn flymake mode off"
+    (when flymake-mode
+	(setq after-change-functions (delq 'flymake-after-change-function  after-change-functions))
+	(remove-hook 'after-save-hook (function flymake-after-save-hook) t)
+	(remove-hook 'kill-buffer-hook (function flymake-kill-buffer-hook) t)
+	;+(remove-hook 'find-file-hooks (function flymake-find-file-hook) t)
+
+	(flymake-delete-own-overlays (current-buffer))
+
+	(when (flymake-get-buffer-timer (current-buffer))
+	    (cancel-timer (flymake-get-buffer-timer (current-buffer)))
+	    (flymake-set-buffer-timer (current-buffer) nil)
+	)
+
+	(flymake-set-buffer-is-running (current-buffer) nil)
+
+	(setq flymake-mode nil)
+	(flymake-log 1 "flymake mode turned OFF for buffer %s" (buffer-name (current-buffer)))
+    )
+)
+
+(defcustom flymake-start-syntax-check-on-newline t
+    "start syntax check if newline char was added/removed from the buffer"
+    :group 'flymake
+    :type 'boolean
+)
+
+(defun flymake-after-change-function(start stop len)
+    "Start syntax check for current buffer if it isn't already running"
+    ;+(flymake-log 0 "setting change time to %s" (flymake-float-time))
+    (let((new-text (buffer-substring start stop)))
+	(when (and flymake-start-syntax-check-on-newline (equal new-text "\n"))
+	    (flymake-log 3 "starting syntax check as new-line has been seen")
+	    (flymake-start-syntax-check-for-current-buffer)
+	)
+	(flymake-set-buffer-last-change-time (current-buffer) (flymake-float-time))
+    )
+)
+
+(defun flymake-after-save-hook()
+    (if (local-variable-p 'flymake-mode (current-buffer)) ; (???) other way to determine whether flymake is active in buffer being saved?
+	(progn
+	    (flymake-log 3 "starting syntax check as buffer was saved")
+	    (flymake-start-syntax-check-for-current-buffer) ; no more mode 3. cannot start check if mode 3 (to temp copies) is active - (???)
+	)
+    )
+)
+
+(defun flymake-kill-buffer-hook()
+    (when (flymake-get-buffer-timer (current-buffer))
+	(cancel-timer (flymake-get-buffer-timer (current-buffer)))
+	(flymake-set-buffer-timer (current-buffer) nil)
+    )
+)
+
+(defcustom flymake-start-syntax-check-on-find-file t
+    "statr syntax check on find file"
+    :group 'flymake
+    :type 'boolean
+)
+
+(defun flymake-find-file-hook()
+    ;+(when flymake-start-syntax-check-on-find-file
+    ;+    (flymake-log 3 "starting syntax check on file open")
+    ;+    (flymake-start-syntax-check-for-current-buffer)
+    ;+)
+    (when (and (not (local-variable-p 'flymake-mode (current-buffer)))
+	   (flymake-can-syntax-check-file (buffer-file-name (current-buffer))))
+	(flymake-mode)
+	(flymake-log 3 "automatically turned ON flymake mode")
+    )
+)
+
+(defun flymake-get-first-err-line-no(err-info-list)
+    "return first line-no with error"
+    (when err-info-list
+	(flymake-er-get-line (car err-info-list))
+    )
+)
+
+(defun flymake-get-last-err-line-no(err-info-list)
+    "return last line-no with error"
+    (when err-info-list
+	(flymake-er-get-line (nth (1- (length err-info-list)) err-info-list))
+    )
+)
+
+(defun flymake-get-next-err-line-no(err-info-list line-no)
+    "return next line with erroe"
+    (when err-info-list
+	(let* ((count  (length err-info-list))
+	       (idx    0))
+	    (while (and (< idx count) (>= line-no (flymake-er-get-line (nth idx err-info-list))))
+		(setq idx (1+ idx))
+	    )
+	    (if (< idx count)
+		(flymake-er-get-line (nth idx err-info-list))
+	    )
+	)
+    )
+)
+
+(defun flymake-get-prev-err-line-no(err-info-list line-no)
+    "return prev line with error"
+    (when err-info-list
+	(let* ((count (length err-info-list)))
+	    (while (and (> count 0) (<= line-no (flymake-er-get-line (nth (1- count) err-info-list))))
+		(setq count (1- count))
+	    )
+	    (if (> count 0)
+		(flymake-er-get-line (nth (1- count) err-info-list))
+	    )
+	)
+    )
+)
+
+(defun flymake-skip-whitespace()
+    "move forward until nonwhitespace is reached"
+    (while (looking-at "[ \t]")
+	(forward-char)
+    )
+)
+
+(defun flymake-goto-line(line-no)
+    "goto-line, then skip whitespace"
+    (goto-line line-no)
+    (flymake-skip-whitespace)
+)
+
+(defun flymake-goto-next-error()
+    "go to next error in err ring"
+    (interactive)
+    (let ((line-no (flymake-get-next-err-line-no (flymake-get-buffer-err-info (current-buffer)) (flymake-current-line-no))))
+	(when (not line-no)
+	    (setq line-no (flymake-get-first-err-line-no (flymake-get-buffer-err-info (current-buffer))))
+	    (flymake-log 1 "passed end of file")
+	)
+	(if line-no
+	    (flymake-goto-line line-no)
+	;else
+	    (flymake-log 1 "no errors in current buffer")
+	)
+    )
+)
+
+(defun flymake-goto-prev-error()
+    "go to prev error in err ring"
+    (interactive)
+    (let ((line-no (flymake-get-prev-err-line-no (flymake-get-buffer-err-info (current-buffer)) (flymake-current-line-no))))
+	(when (not line-no)
+	    (setq line-no (flymake-get-last-err-line-no (flymake-get-buffer-err-info (current-buffer))))
+	    (flymake-log 1 "passed beginning of file")
+	)
+	(if line-no
+	    (flymake-goto-line line-no)
+	;else
+	    (flymake-log 1 "no errors in current buffer")
+	)
+    )
+)
+
+(defun flymake-patch-err-text(string)
+    (if (string-match "^[\n\t :0-9]*\\(.*\\)$" string)
+	(match-string 1 string)
+    ;else
+	string
+    )
+)
+
+;;;; general init-cleanup and helper routines
+
+(defun flymake-create-temp-inplace(file-name prefix)
+    (unless (stringp file-name)
+	(error "invalid file-name")
+    )
+    (or prefix
+	(setq prefix "flymake")
+    )
+    (let* ((temp-name   (concat (file-name-sans-extension file-name)
+				"_" prefix
+				(and (file-name-extension file-name)
+				     (concat "." (file-name-extension file-name))))))
+	(flymake-log 3 "create-temp-inplace: file=%s temp=%s" file-name temp-name)
+	temp-name
+    )
+)
+
+(defun flymake-create-temp-with-folder-structure(file-name prefix)
+    (unless (stringp file-name)
+	(error "invalid file-name")
+    )
+
+    (let* ((dir       (file-name-directory file-name))
+		   (slash-pos (string-match "/" dir))
+		   (temp-dir  (concat (flymake-ensure-ends-with-slash (flymake-get-temp-dir)) (substring dir (1+ slash-pos)))))
+
+	    (file-truename (concat (flymake-ensure-ends-with-slash temp-dir)
+				(file-name-nondirectory file-name)))
+    )
+)
+
+(defun flymake-strrchr(str ch)
+    (let* ((count  (length str))
+	   (pos    nil))
+	(while (and (not pos) (> count 0))
+	    (if (= ch (elt str (1- count)))
+		(setq pos (1- count))
+	    )
+	    (setq count (1- count))
+	)
+	pos
+    )
+)
+
+(defun flymake-delete-temp-directory(dir-name)
+    "attempt to delete temp dir created by flymake-create-temp-with-folder-structure, do not fail on error"
+    (let* ((temp-dir    (flymake-get-temp-dir))
+	   (suffix      (substring dir-name (1+ (length temp-dir))))
+	   (slash-pos   nil))
+
+	(while (> (length suffix) 0)
+	    ;+(flymake-log 0 "suffix=%s" suffix)
+			(flymake-safe-delete-directory (file-truename (concat (flymake-ensure-ends-with-slash temp-dir) suffix)))
+	    (setq slash-pos (flymake-strrchr suffix (string-to-char "/")))
+	    (if slash-pos
+		(setq suffix (substring suffix 0 slash-pos))
+	    ;else
+		(setq suffix "")
+	    )
+	)
+    )
+)
+
+(defun flymake-init-create-temp-buffer-copy(buffer create-temp-f)
+    "make a temporary copy of the current buffer, save its name in buffer data and return the name"
+    (let*  ((source-file-name       (buffer-file-name buffer))
+	    (temp-source-file-name  (funcall create-temp-f source-file-name "flymake")))
+
+	(flymake-save-buffer-in-file buffer temp-source-file-name)
+	(flymake-set-buffer-value buffer "temp-source-file-name" temp-source-file-name)
+
+	temp-source-file-name
+    )
+)
+
+(defun flymake-simple-cleanup(buffer)
+    "cleanup after flymake-init-create-temp-buffer-copy -- delete temp file"
+    (let* ((temp-source-file-name (flymake-get-buffer-value buffer "temp-source-file-name")))
+	(flymake-safe-delete-file temp-source-file-name)
+	(flymake-set-buffer-last-change-time buffer nil)
+    )
+)
+
+(defun flymake-get-real-file-name(buffer file-name-from-err-msg)
+    "Translate file name from error message to `real' file name. Return full-name. Names are real, not patched"
+    (let* ((real-name              nil)
+	   (source-file-name       (buffer-file-name buffer))
+	   (master-file-name       (flymake-get-buffer-value buffer "master-file-name"))
+	   (temp-source-file-name  (flymake-get-buffer-value buffer "temp-source-file-name"))
+	   (temp-master-file-name  (flymake-get-buffer-value buffer "temp-master-file-name"))
+	   (base-dirs              (list (flymake-get-buffer-value buffer "base-dir")
+					 (file-name-directory source-file-name)
+					 (if master-file-name (file-name-directory master-file-name) nil)))
+	   (files                  (list (list source-file-name       source-file-name)
+					 (list temp-source-file-name  source-file-name)
+					 (list master-file-name       master-file-name)
+					 (list temp-master-file-name  master-file-name))))
+
+	(when (equal 0 (length file-name-from-err-msg))
+	    (setq file-name-from-err-msg source-file-name)
+	)
+
+	(setq real-name (flymake-get-full-patched-file-name file-name-from-err-msg base-dirs files))
+	; if real-name is nil, than file name from err msg is none of the files we've patched
+	(if (not real-name)
+	    (setq real-name (flymake-get-full-nonpatched-file-name file-name-from-err-msg base-dirs))
+	)
+	(if (not real-name)
+	    (setq real-name file-name-from-err-msg)
+	)
+	(setq real-name (flymake-fix-path-name real-name))
+	(flymake-log 3 "get-real-file-name: file-name=%s real-name=%s" file-name-from-err-msg real-name)
+	real-name
+    )
+)
+
+(defun flymake-get-full-patched-file-name(file-name-from-err-msg base-dirs files)
+    (let* ((base-dirs-count  (length base-dirs))
+	   (file-count       (length files))
+	   (real-name        nil))
+
+	(while (and (not real-name) (> base-dirs-count 0))
+	    (setq file-count (length files))
+	    (while (and (not real-name) (> file-count 0))
+		(let* ((this-dir        (nth (1- base-dirs-count) base-dirs))
+		       (this-file       (nth 0 (nth (1- file-count) files)))
+		       (this-real-name  (nth 1 (nth (1- file-count) files))))
+		    ;+(flymake-log 0 "this-dir=%s this-file=%s this-real=%s msg-file=%s" this-dir this-file this-real-name file-name-from-err-msg)
+		    (when (and this-dir this-file (flymake-same-files
+						   (flymake-get-absolute-file-name-basedir file-name-from-err-msg this-dir)
+						   this-file))
+			(setq real-name this-real-name)
+		    )
+		)
+		(setq file-count (1- file-count))
+	    )
+	    (setq base-dirs-count (1- base-dirs-count))
+	)
+	real-name
+    )
+)
+
+(defun flymake-get-full-nonpatched-file-name(file-name-from-err-msg base-dirs)
+    (let* ((real-name  nil))
+	(if (file-name-absolute-p file-name-from-err-msg)
+	    (setq real-name file-name-from-err-msg)
+	;else
+	    (let* ((base-dirs-count  (length base-dirs)))
+		(while (and (not real-name) (> base-dirs-count 0))
+		    (let* ((full-name (flymake-get-absolute-file-name-basedir file-name-from-err-msg
+									      (nth (1- base-dirs-count) base-dirs))))
+			(if (file-exists-p full-name)
+			    (setq real-name full-name)
+			)
+			(setq base-dirs-count (1- base-dirs-count))
+		    )
+		)
+	    )
+	)
+	real-name
+    )
+)
+
+(defun flymake-get-absolute-file-name-basedir(file-name dir-name)
+    (if (file-name-absolute-p file-name)
+	file-name
+    ;else
+	(concat dir-name "/" file-name)
+    )
+)
+
+(defun flymake-init-find-buildfile-dir(buffer source-file-name buildfile-name)
+    "find buildfile, store its dir in buffer data and return its dir, if found"
+    (let* ((buildfile-dir  (flymake-find-buildfile buildfile-name
+						   (file-name-directory source-file-name)
+						   flymake-buildfile-dirs)))
+	(if (not buildfile-dir)
+	    (progn
+		(flymake-log 1 "no buildfile (%s) for %s" buildfile-name source-file-name)
+		(flymake-report-fatal-status buffer "NOMK" (format "No buildfile (%s) found for %s" buildfile-name source-file-name))
+	    )
+	;else
+	    (progn
+		(flymake-set-buffer-value buffer "base-dir" buildfile-dir)
+	    )
+	)
+	buildfile-dir
+    )
+)
+
+(defun flymake-init-create-temp-source-and-master-buffer-copy(buffer get-incl-dirs-f create-temp-f master-file-masks include-regexp-list)
+    "find master file (or buffer), create it's copy along with a copy of the source file"
+    (let* ((source-file-name       (buffer-file-name buffer))
+	   (temp-source-file-name  (flymake-init-create-temp-buffer-copy buffer create-temp-f))
+	   (master-file-name       nil)
+	   (temp-master-file-name  nil)
+	   (master-and-temp-master (flymake-create-master-file
+				    source-file-name temp-source-file-name
+				    get-incl-dirs-f create-temp-f
+				    master-file-masks include-regexp-list)))
+
+	(if (not master-and-temp-master)
+	    (progn
+		(flymake-log 1 "cannot find master file for %s" source-file-name)
+		(flymake-report-status buffer "!" "") ; NOMASTER
+	    )
+	;else
+	    (progn
+		(setq master-file-name       (nth 0 master-and-temp-master))
+		(setq temp-master-file-name  (nth 1 master-and-temp-master))
+		(flymake-set-buffer-value buffer "master-file-name"      master-file-name)
+		(flymake-set-buffer-value buffer "temp-master-file-name" temp-master-file-name)
+	    )
+	)
+	temp-master-file-name
+    )
+)
+
+(defun flymake-master-cleanup(buffer)
+    (flymake-simple-cleanup buffer)
+    (flymake-safe-delete-file (flymake-get-buffer-value buffer "temp-master-file-name"))
+)
+
+;;;; make-specific init-cleanup routines
+
+(defun flymake-get-syntax-check-program-args(source-file-name base-dir use-relative-base-dir use-relative-source get-cmd-line-f)
+    "create a command line for the syntax check command, using get-cmd-line-f"
+    (let* ((my-base-dir  base-dir)
+	   (my-source    source-file-name))
+
+	(when use-relative-base-dir
+	    (setq my-base-dir (flymake-build-relative-path (file-name-directory source-file-name) base-dir))
+	)
+
+	(when use-relative-source
+	    (setq my-source (concat (flymake-build-relative-path base-dir (file-name-directory source-file-name))
+				    (file-name-nondirectory source-file-name)))
+	)
+
+	(funcall get-cmd-line-f my-source my-base-dir)
+    )
+)
+
+(defun flymake-get-make-cmdline(source base-dir)
+    (list "make"
+	  (list "-s"
+			"-C"
+			base-dir
+			(concat "CHK_SOURCES=" source)
+			"SYNTAX_CHECK_MODE=1"
+			"check-syntax"))
+)
+
+(defun flymake-get-ant-cmdline(source base-dir)
+    (list "ant"
+	  (list "-buildfile"
+		(concat base-dir "/" "build.xml")
+		(concat "-DCHK_SOURCES=" source)
+		"check-syntax"))
+)
+
+(defun flymake-simple-make-init-impl(buffer create-temp-f use-relative-base-dir use-relative-source build-file-name get-cmdline-f)
+    "create syntax check command line for a directly checked source file, use create-temp-f for creating temp copy"
+    (let* ((args          nil)
+	   (source-file-name   (buffer-file-name buffer))
+	   (buildfile-dir      (flymake-init-find-buildfile-dir buffer source-file-name build-file-name)))
+	(if buildfile-dir
+	    (let* ((temp-source-file-name  (flymake-init-create-temp-buffer-copy buffer create-temp-f)))
+		(setq args (flymake-get-syntax-check-program-args temp-source-file-name buildfile-dir
+							       use-relative-base-dir use-relative-source
+							       get-cmdline-f))
+	    )
+	)
+
+	args
+    )
+)
+
+(defun flymake-simple-make-init(buffer)
+    (flymake-simple-make-init-impl buffer 'flymake-create-temp-inplace t t "Makefile" 'flymake-get-make-cmdline)
+)
+
+(defun flymake-master-make-init(buffer get-incl-dirs-f master-file-masks include-regexp-list)
+    "create make command line for a source file checked via master file compilation"
+    (let* ((make-args          nil)
+	   (temp-master-file-name (flymake-init-create-temp-source-and-master-buffer-copy
+				   buffer get-incl-dirs-f 'flymake-create-temp-inplace
+				   master-file-masks include-regexp-list)))
+	(when temp-master-file-name
+	    (let* ((buildfile-dir (flymake-init-find-buildfile-dir buffer temp-master-file-name "Makefile")))
+		(if  buildfile-dir
+				    (setq make-args (flymake-get-syntax-check-program-args
+									 temp-master-file-name buildfile-dir nil nil 'flymake-get-make-cmdline))
+		)
+	    )
+	)
+
+		make-args
+    )
+)
+
+(defun flymake-find-make-buildfile(source-dir)
+    (flymake-find-buildfile "Makefile" source-dir flymake-buildfile-dirs)
+)
+
+;;;; .h/make specific
+(defun flymake-master-make-header-init(buffer)
+    (flymake-master-make-init buffer
+			      'flymake-get-include-dirs
+			      '(".+\\.cpp$" ".+\\.c$")
+			      '("[ \t]*#[ \t]*include[ \t]*\"\\([\w0-9/\\_\.]*[/\\]*\\)\\(%s\\)\"" 1 2))
+)
+
+;;;; .java/make specific
+(defun flymake-simple-make-java-init(buffer)
+    (flymake-simple-make-init-impl buffer 'flymake-create-temp-with-folder-structure nil nil "Makefile" 'flymake-get-make-cmdline)
+)
+
+(defun flymake-simple-ant-java-init(buffer)
+    (flymake-simple-make-init-impl buffer 'flymake-create-temp-with-folder-structure nil nil "build.xml" 'flymake-get-ant-cmdline)
+)
+
+(defun flymake-simple-java-cleanup(buffer)
+    "cleanup after flymake-simple-make-java-init -- delete temp file and dirs"
+    (let* ((temp-source-file-name (flymake-get-buffer-value buffer "temp-source-file-name")))
+	(flymake-safe-delete-file temp-source-file-name)
+	(when temp-source-file-name
+	    (flymake-delete-temp-directory (file-name-directory temp-source-file-name))
+	)
+    )
+)
+
+;;;; perl-specific init-cleanup routines
+
+(defun flymake-perl-init(buffer)
+    (let* ((temp-file   (flymake-init-create-temp-buffer-copy buffer 'flymake-create-temp-inplace))
+		   (local-file  (concat (flymake-build-relative-path (file-name-directory (buffer-file-name (current-buffer)))
+															 (file-name-directory temp-file))
+								(file-name-nondirectory temp-file))))
+	(list "perl" (list "-wc " local-file))
+	)
+)
+
+;;;; tex-specific init-cleanup routines
+
+(defun flymake-get-tex-args(file-name)
+    ;(list "latex" (list "-c-style-errors" file-name))
+    (list "texify" (list "--pdf" "--tex-option=-c-style-errors" file-name))
+)
+
+(defun flymake-simple-tex-init(buffer)
+    (flymake-get-tex-args (flymake-init-create-temp-buffer-copy buffer 'flymake-create-temp-inplace))
+)
+
+(defun flymake-master-tex-init(buffer)
+    (let* ((temp-master-file-name (flymake-init-create-temp-source-and-master-buffer-copy
+				   buffer 'flymake-get-include-dirs-dot 'flymake-create-temp-inplace
+				   '(".+\\.tex$")
+				   '("[ \t]*\\input[ \t]*{\\(.*\\)\\(%s\\)}" 1 2))))
+	(when temp-master-file-name
+	    (flymake-get-tex-args temp-master-file-name)
+	)
+    )
+)
+
+(defun flymake-get-include-dirs-dot(base-dir)
+    '(".")
+)
+
+;;;; xml-specific init-cleanup routines
+
+(defun flymake-xml-init(buffer)
+    (list "xml" (list "val" (flymake-init-create-temp-buffer-copy buffer 'flymake-create-temp-inplace)))
+)
+
+;;; flymake.el ends here