mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-24 10:38:38 +00:00
183 lines
5.7 KiB
EmacsLisp
183 lines
5.7 KiB
EmacsLisp
;;; ld-script.el --- GNU linker script editing mode for Emacs
|
|
|
|
;; Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
|
|
;; Free Software Foundation, Inc.
|
|
|
|
;; Author: Masatake YAMATO<jet@gyve.org>
|
|
;; Keywords: languages, faces
|
|
|
|
;; This file is part of GNU Emacs.
|
|
|
|
;; GNU Emacs is free software: you can redistribute it and/or modify
|
|
;; it under the terms of the GNU General Public License as published by
|
|
;; the Free Software Foundation, either version 3 of the License, or
|
|
;; (at your option) any later version.
|
|
|
|
;; GNU Emacs is distributed in the hope that it will be useful,
|
|
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
;; GNU General Public License for more details.
|
|
|
|
;; You should have received a copy of the GNU General Public License
|
|
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
;;; 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)
|
|
(defface ld-script-location-counter
|
|
'((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
|
|
;; (The section number comes from ld's info.)
|
|
(defvar ld-script-keywords
|
|
'(
|
|
;; 3.4.1 Setting the Entry Point
|
|
"ENTRY"
|
|
;; 3.4.2 Commands Dealing with Files
|
|
"INCLUDE" "INPUT" "GROUP" "AS_NEEDED" "OUTPUT" "SEARCH_DIR" "STARTUP"
|
|
;; 3.4.3 Commands Dealing with Object File Formats
|
|
"OUTPUT_FORMAT" "TARGET"
|
|
;; 3.4.3 Other Linker Script Commands
|
|
"ASSERT" "EXTERN" "FORCE_COMMON_ALLOCATION"
|
|
"INHIBIT_COMMON_ALLOCATION" "NOCROSSREFS" "OUTPUT_ARCH"
|
|
;; 3.5.2 PROVIDE
|
|
"PROVIDE"
|
|
;; 3.5.3 PROVIDE_HIDDEN
|
|
"PROVIDE_HIDDEN"
|
|
;; 3.6 SECTIONS Command
|
|
"SECTIONS"
|
|
;; 3.6.4.2 Input Section Wildcard Patterns
|
|
"SORT" "SORT_BY_NAME" "SORT_BY_ALIGNMENT"
|
|
;; 3.6.4.3 Input Section for Common Symbols
|
|
"COMMON"
|
|
;; 3.6.4.4 Input Section and Garbage Collection
|
|
"KEEP"
|
|
;; 3.6.5 Output Section Data
|
|
"BYTE" "SHORT" "LONG" "QUAD" "SQUAD" "FILL"
|
|
;; 3.6.6 Output Section Keywords
|
|
"CREATE_OBJECT_SYMBOLS" "CONSTRUCTORS"
|
|
"__CTOR_LIST__" "__CTOR_END__" "__DTOR_LIST__" "__DTOR_END__"
|
|
;; 3.6.7 Output Section Discarding
|
|
;; See `ld-script-font-lock-keywords'
|
|
;; 3.6.8.1 Output Section Type
|
|
"NOLOAD" "DSECT" "COPY" "INFO" "OVERLAY"
|
|
;; 3.6.8.2 Output Section LMA
|
|
"AT"
|
|
;; 3.6.8.4 Forced Input Alignment
|
|
"SUBALIGN"
|
|
;; 3.6.8.6 Output Section Phdr
|
|
":PHDR"
|
|
;; 3.7 MEMORY Command
|
|
"MEMORY"
|
|
;; 3.8 PHDRS Command
|
|
"PHDRS" "FILEHDR" "FLAGS"
|
|
"PT_NULL" "PT_LOAD" "PT_DYNAMIC" "PT_INTERP" "PT_NONE" "PT_SHLIB" "PT_PHDR"
|
|
;; 3.9 VERSION Command
|
|
"VERSION")
|
|
"Keywords used of GNU ld script.")
|
|
|
|
;; 3.10.8 Builtin Functions
|
|
(defvar ld-script-builtins
|
|
'("ABSOLUTE"
|
|
"ADDR"
|
|
"ALIGN"
|
|
"BLOCK"
|
|
"DATA_SEGMENT_ALIGN"
|
|
"DATA_SEGMENT_END"
|
|
"DATA_SEGMENT_RELRO_END"
|
|
"DEFINED"
|
|
"LENGTH" "len" "l"
|
|
"LOADADDR"
|
|
"MAX"
|
|
"MIN"
|
|
"NEXT"
|
|
"ORIGIN" "org" "o"
|
|
"SEGMENT_START"
|
|
"SIZEOF"
|
|
"SIZEOF_HEADERS"
|
|
"sizeof_headers")
|
|
"Builtin functions of GNU ld script.")
|
|
|
|
(defvar ld-script-font-lock-keywords
|
|
(append
|
|
`((,(regexp-opt ld-script-keywords 'words)
|
|
1 font-lock-keyword-face)
|
|
(,(regexp-opt ld-script-builtins 'words)
|
|
1 font-lock-builtin-face)
|
|
;; 3.6.7 Output Section Discarding
|
|
;; 3.6.4.1 Input Section Basics
|
|
;; 3.6.8.6 Output Section Phdr
|
|
("/DISCARD/\\|EXCLUDE_FILE\\|:NONE" . font-lock-warning-face)
|
|
("\\W\\(\\.\\)\\W" 1 ld-script-location-counter-face)
|
|
)
|
|
cpp-font-lock-keywords)
|
|
"Default font-lock-keywords for `ld-script-mode'.")
|
|
|
|
;; Linux-2.6.9 uses some different suffix for linker scripts:
|
|
;; "ld", "lds", "lds.S", "lds.in", "ld.script", and "ld.script.balo".
|
|
;; eCos uses "ld" and "ldi".
|
|
;; Netbsd uses "ldscript.*".
|
|
;;;###autoload
|
|
(add-to-list 'auto-mode-alist '("\\.ld[si]?\\>" . ld-script-mode))
|
|
(add-to-list 'auto-mode-alist '("ld\\.?script\\>" . ld-script-mode))
|
|
|
|
;;;###autoload
|
|
(add-to-list 'auto-mode-alist '("\\.x[bdsru]?[cn]?\\'" . 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 'font-lock-defaults)
|
|
'(ld-script-font-lock-keywords nil)))
|
|
|
|
(provide 'ld-script)
|
|
|
|
;; arch-tag: 83280b6b-e6fc-4d00-a630-922d7aec5593
|
|
;;; ld-script.el ends here
|