;;; ld-script.el --- GNU linker script editing mode for Emacs ;; Copyright (C) 2003 Free Software Foundation, Inc. ;; Author: Masatake YAMATO ;; Keywords: languages, faces ;; This program is free software; you can redistribute it and/or modify ;; it under the terms of the GNU General Public License as published by ;; the Free Software Foundation; either version 2, or (at your option) ;; any later version. ;; This program 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 this program; see the file COPYING. If not, write to the ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, ;; Boston, MA 02111-1307, USA. ;;; Codes: ;; Custom (defgroup ld-script nil "GNU linker script code editing commands for Emacs." :prefix "ld-script-" :group 'languages) (defvar ld-script-location-counter-face 'ld-script-location-counter-face) (defface ld-script-location-counter-face '((t (:weight bold :inherit font-lock-builtin-face))) "Face for location counter in GNU ld script." :group 'ld-script) ;; Syntax rules (defvar ld-script-mode-syntax-table (let ((st (make-syntax-table))) (modify-syntax-entry ?\ "-" st) (modify-syntax-entry ?{ "(}" st) (modify-syntax-entry ?} "){" st) (modify-syntax-entry ?\( "()" st) (modify-syntax-entry ?\) ")(" st) (modify-syntax-entry ?\[ "(]" st) (modify-syntax-entry ?\] ")[" st) (modify-syntax-entry ?_ "w" st) (modify-syntax-entry ?. "_" st) (modify-syntax-entry ?\\ "\\" st) (modify-syntax-entry ?: "." st) (modify-syntax-entry ?, "." st) (modify-syntax-entry ?? "." st) (modify-syntax-entry ?= "." st) (modify-syntax-entry ?* ". 23" st) (modify-syntax-entry ?/ ". 14" st) (modify-syntax-entry ?+ "." st) (modify-syntax-entry ?- "." st) (modify-syntax-entry ?! "." st) (modify-syntax-entry ?~ "." st) (modify-syntax-entry ?% "." st) (modify-syntax-entry ?< "." st) (modify-syntax-entry ?> "." st) (modify-syntax-entry ?& "." st) (modify-syntax-entry ?| "." st) (modify-syntax-entry ?\" "\"" st) st) "Syntax table used while in `ld-script-mode'.") ;; Font lock keywords (defvar ld-script-keywords '("ENTRY" "INCLUDE" "INPUT" "GROUP" "OUTPUT" "SEARCH_DIR" "STARTUP" "OUTPUT_FORMAT" "TARGET" "ASSERT" "EXTERN" "FORCE_COMMON_ALLOCATION" "NOCROSSREFS" "OUTPUT_ARCH" "PROVIDE" "SECTIONS" "SORT" "COMMON" "KEEP" "BYTE" "SHORT" "LONG" "QUAD" "SQAD" "FILL" "CREATE_OBJECT_SYMBOLS" "CONSTRUCTORS" "NOLOAD" "DSECT" "COPY" "INFO" "OVERLAY" "AT" "MEMORY" "PHDRS" "FILEHDR" "FLAGS" "PT_NULL" "PT_LOAD" "PT_DYNAMIC" "PT_INTERP" "PT_NONE" "PT_SHLIB" "PT_PHDR" "VERSION") "Keywords used of GNU ld script.") (defvar ld-script-builtins '("ABSOLUTE" "ADDR" "ALIGN" "BLOCK" "DEFINED" "LOADADDR" "MAX" "MIN" "NEXT" "SIZEOF" "SIZEOF_HEADERS" "sizeof_headers") "Builtin functions of GNU ld script.") (defvar ld-script-font-lock-keywords `((,(regexp-opt ld-script-keywords 'words) 1 font-lock-keyword-face) (,(regexp-opt ld-script-builtins 'words) 1 font-lock-builtin-face) ("/DISCARD/" . font-lock-warning-face) ("##\\|#[^#\n]+$" . font-lock-preprocessor-face) ("\\W\\(\\.\\)\\W" 1 ld-script-location-counter-face) ) "Default font-lock-keywords for `ld-script mode'.") ;;;###autoload (add-to-list 'auto-mode-alist '("\\.lds" . ld-script-mode)) ;;;###autoload (define-derived-mode ld-script-mode nil "LD-Script" "A major mode to edit GNU ld script files" (set (make-local-variable 'comment-start) "/* ") (set (make-local-variable 'comment-end) " */") (set (make-local-variable 'indent-line-function) #'indent-relative) (set (make-local-variable 'font-lock-defaults) '(ld-script-font-lock-keywords nil))) ;;; ld-script.el ends here