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bb267f17f9
63b04c11d5Fix copyright years by hand5c7dd8a783Update copyright year to 2018220a9ecba1Merge from Gnulib312c565566Don't add empty keyboard macro to macro ring (Bug#24992)39ca289a7aAllow customization of decoding of "man" commandf8240815ea* etc/NEWS: Add security consideration note on passphrase ...0c78822c70Fix subtle problem with scroll-down when scroll-margin is ...acd289c5a4Fix problems with indexing in User manualb240c7846b* lisp/help.el (describe-key): Only (copy-sequence elt) wh...e879a5444a* src/buffer.c (Frestore_buffer_modified_p): Fix bug#2984681b1028b63Improve documentation of 'inhibit-modification-hooks' and ...7175496d7aFix doc string of 'enable-recursive-minibuffers'5b38406491Fix documentation of delsel and of killing text # Conflicts: # etc/NEWS # etc/refcards/ru-refcard.tex
174 lines
4.1 KiB
Text
174 lines
4.1 KiB
Text
;;; make.by -- BY notation for Makefiles.
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;; Copyright (C) 1999-2018 Free Software Foundation, Inc.
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;;
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;; Author: Eric M. Ludlam <zappo@gnu.org>
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;; David Ponce <david@dponce.com>
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;; Klaus Berndl <klaus.berndl@sdm.de>
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;;
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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%package semantic-make-by
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%provide semantic/bovine/make-by
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%languagemode makefile-mode
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%start Makefile
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;; This was always a test case.
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%quotemode backquote
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%token IF "if"
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%token IFDEF "ifdef"
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%token IFNDEF "ifndef"
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%token IFEQ "ifeq"
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%token IFNEQ "ifneq"
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%token ELSE "else"
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%token ENDIF "endif"
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%token INCLUDE "include"
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%put { IF ELSE ENDIF } summary "Conditional: if (expression) ... else ... endif"
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%put IFDEF summary "Conditional: ifdef (expression) ... else ... endif"
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%put IFNDEF summary "Conditional: ifndef (expression) ... else ... endif"
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%put IFEQ summary "Conditional: ifeq (expression) ... else ... endif"
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%put IFNEQ summary "Conditional: ifneq (expression) ... else ... endif"
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%put INCLUDE summary "Macro: include filename1 filename2 ..."
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%token <punctuation> COLON "\\`[:]\\'"
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%token <punctuation> PLUS "\\`[+]\\'"
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%token <punctuation> EQUAL "\\`[=]\\'"
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%token <punctuation> DOLLAR "\\`[$]\\'"
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%token <punctuation> BACKSLASH "\\`[\\]\\'"
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%%
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;; Escape the ,@ below because the reader doesn't correctly detect
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;; old-style backquotes for this case. The backslashes can be removed
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;; once old-style backquotes are completely gone (probably in
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;; Emacs 28).
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Makefile : bol newline (nil)
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| bol variable
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( \,@$2 )
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| bol rule
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( \,@$2 )
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| bol conditional
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( \,@$2 )
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| bol include
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( \,@$2 )
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| whitespace ( nil )
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| newline ( nil )
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;
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variable: symbol opt-whitespace equals opt-whitespace element-list
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(VARIABLE-TAG ,$1 nil ,$5)
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;
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rule: targets opt-whitespace colons opt-whitespace element-list commands
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(FUNCTION-TAG ,$1 nil ,$5)
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;
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targets: target opt-whitespace targets
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( (car ,$1) (car ,@$3) )
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| target
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( (car ,$1) )
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;
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target: sub-target target
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( (concat (car ,$1) (car ,@$3) ) )
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| sub-target
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( (car ,$1) )
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;
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sub-target: symbol
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| string
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| varref
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;
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conditional: IF some-whitespace symbol newline
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( nil )
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| IFDEF some-whitespace symbol newline
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( nil )
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| IFNDEF some-whitespace symbol newline
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( nil )
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| IFEQ some-whitespace expression newline
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( nil )
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| IFNEQ some-whitespace expression newline
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( nil )
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| ELSE newline
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( nil )
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| ENDIF newline
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( nil )
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;
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expression : semantic-list
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;
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include: INCLUDE some-whitespace element-list
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(INCLUDE-TAG ,$3 nil)
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;
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equals: COLON EQUAL ()
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| PLUS EQUAL ()
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| EQUAL ()
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;
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colons: COLON COLON ()
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| COLON ()
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;
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element-list: elements newline
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( \,@$1 )
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;
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elements: element some-whitespace elements
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( \,@$1 ,@$3 )
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| element
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( \,@$1 )
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| ;;EMPTY
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;
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element: sub-element element
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( (concat (car ,$1) (car ,$2)) )
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| ;;EMPTY
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;
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sub-element: symbol
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| string
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| punctuation
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| semantic-list
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( (buffer-substring-no-properties
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(identity start) (identity end)) )
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;
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varref: DOLLAR semantic-list
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( (buffer-substring-no-properties (identity start) (identity end)) )
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;
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commands: bol shell-command newline commands
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( ,$1 ,@$2 )
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| ;;EMPTY
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( )
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;
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opt-whitespace : some-whitespace ( nil )
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| ;;EMPTY
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;
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some-whitespace : whitespace some-whitespace (nil)
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| whitespace (nil)
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;
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;;; make.by ends here
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