mes/scripts/mescc.mes
Jan Nieuwenhuizen 26dcf7136b mescc: Parse mlibc early, show progress.
* module/mes/libc.mes (_start, strlen, getchar, assert_fail, ungetc,
  putchar, fputc, eputs, fputs, puts, strcmp, itoa, isdigit, atoi,
  malloc, realloc, strncmp, c:getenv): Change to function, add
  progress.  Update callers.
* module/language/c99/compiler.mes (c99-input->info): Compile libc separately.
* guile/mescc.scm: Update progress.
* scripts/mescc.mes: Update progress.
2017-04-24 19:09:54 +02:00

74 lines
2.5 KiB
Scheme
Executable file

#! /bin/sh
# -*-scheme-*-
MES=${MES-$(dirname $0)/mes}
moduledir=module/
echo '()' | cat $moduledir/mes/base-0.mes $0 /dev/stdin | $MES $MES_FLAGS -- "$@"
#paredit:||
r=$?
([ -f a.out ] && chmod +x a.out)
exit $r
!#
;;; Mes --- Maxwell Equations of Software
;;; Copyright © 2016,2017 Jan Nieuwenhuizen <janneke@gnu.org>
;;;
;;; This file is part of Mes.
;;;
;;; Mes 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.
;;;
;;; Mes 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 Mes. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; mescc.mes is a proof-of-concept simplistic C compiler and linker
;;; Code:
;;LALR
;;(mes-use-module (language c compiler))
;;Nyacc
(let* ((files (cddr (command-line)))
(file (if (pair? files) (car files))))
(cond ((equal? file "--help")
(format (current-error-port) "Usage: mescc.mes [--help|--version|FILE] > a.out\n")
(exit 0))
((equal? file "--version")
(format (current-error-port) "mescc.mes (mes) ~a\n" %version)
(exit 0))))
(mes-use-module (mes guile))
(mes-use-module (language c99 compiler))
(format (current-error-port) "mescc.mes...\n")
(define %datadir (if (string-prefix? "@DATADIR" "@DATADIR@") "" "@DATADIR@"))
(define %docdir (if (string-prefix? "@DOCDIR" "@DOCDIR@") "doc/" "@DOCDIR@"))
(define %moduledir "module/")
(define %prefix (if (string-prefix? "@PREFIX" "@PREFIX@") "" "@PREFIX@"))
(define %version (if (string-prefix? "@VERSION" "@VERSION@") "git" "@VERSION@"))
(define (main arguments)
(let* ((mfiles (cddr arguments))
(mfiles (if (or (null? mfiles) (not (equal? (car mfiles) "--"))) mfiles
(cdr mfiles)))
(mfile (if (null? mfiles) (string-append %docdir "examples/main.c")
(car mfiles))))
(format (current-error-port) "input: ~a\n" mfile)
(with-input-from-file mfile
c99-input->elf)))
(format (current-error-port) "compiler loaded\n")
(format (current-error-port) "calling ~s\n" (cons 'main (command-line)))
(main (command-line))
()