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Diffstat (limited to 'lisp/progmodes/ld-script.el')
-rw-r--r-- | lisp/progmodes/ld-script.el | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/lisp/progmodes/ld-script.el b/lisp/progmodes/ld-script.el new file mode 100644 index 00000000000..120cae538d5 --- /dev/null +++ b/lisp/progmodes/ld-script.el @@ -0,0 +1,135 @@ +;;; ld-script.el --- GNU linker script editing mode for Emacs + +;; Copyright (C) 2003 Free Software Foundation, Inc. + +;; Author: Masatake YAMATO<jet@gyve.org> +;; Keywords: languages, faces + +;; This file is part of GNU Emacs. + +;; 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. + +;;; Commentary: + +;; Major mode for editing GNU linker (ld) scripts. + +;;; Code: + +;; 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))) + +(provide 'ld-script) + +;;; arch-tag: 83280b6b-e6fc-4d00-a630-922d7aec5593 +;;; ld-script.el ends here |