77 lines
2.4 KiB
Scheme
77 lines
2.4 KiB
Scheme
;;; nyacc/lang/c99/xparser.scm - copied from parser.scm
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;;;
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;;; Copyright (C) 2015 Matthew R. Wette
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;;;
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;;; This program 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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;;;
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;;; This program 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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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;; C parser
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(define-module (nyacc lang c99 xparser)
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#:export (parse-cx parse-c99x)
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#:use-module (nyacc lex)
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#:use-module (nyacc parse)
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#:use-module (nyacc lang util)
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#:use-module (nyacc lang c99 cpp)
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#:use-module ((srfi srfi-9) #:select (define-record-type))
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#:use-module ((sxml xpath) #:select (sxpath))
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)
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(include-from-path "nyacc/lang/c99/mach.d/c99xtab.scm")
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(include-from-path "nyacc/lang/c99/body.scm")
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(include-from-path "nyacc/lang/c99/mach.d/c99xact.scm")
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;; Parse given a token generator. Uses fluid @code{*info*}.
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(define raw-parser
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(make-lalr-parser
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(list
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(cons 'len-v len-v)
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(cons 'pat-v pat-v)
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(cons 'rto-v rto-v)
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(cons 'mtab mtab)
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(cons 'act-v act-v))))
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(define (run-parse)
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(let ((info (fluid-ref *info*)))
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(raw-parser (gen-c-lexer) #:debug (cpi-debug info))))
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;; @item parse-c99x [#:cpp-defs def-a-list] [#:debug bool]
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;; This needs to be explained in some detail.
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;; [#:tyns '("foo_t")]
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(define* (parse-c99x expr-string
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#:key
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(cpp-defs '()) ; CPP defines
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(tn-dict '()) ; typedef dictionary
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(xdef? #f) ; pred to determine expand
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(debug #f) ; debug?
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(tyns '())) ; defined typenames
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(with-input-from-string expr-string
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(lambda ()
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(catch
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'c99-error
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(lambda ()
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(let ((info (make-cpi debug cpp-defs '(".") tn-dict)))
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(set-cpi-ptl! info (cons tyns (cpi-ptl info)))
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(with-fluid*
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*info* info
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(lambda ()
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(raw-parser (gen-c-lexer #:mode 'code #:xdef? xdef?)
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#:debug debug)))))
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(lambda (key fmt . rest)
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(report-error fmt rest)
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#f)))))
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(define parse-cx parse-c99x)
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;; --- last line ---
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