| ;;; -*- mode: scheme; coding: utf-8; -*- | |
| ;;;; Copyright (C) 1995-2011,2013,2019 Free Software Foundation, Inc. | |
| ;;;; | |
| ;;;; This library is free software; you can redistribute it and/or | |
| ;;;; modify it under the terms of the GNU Lesser General Public | |
| ;;;; License as published by the Free Software Foundation; either | |
| ;;;; version 3 of the License, or (at your option) any later version. | |
| ;;;; | |
| ;;;; This library 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 | |
| ;;;; Lesser General Public License for more details. | |
| ;;;; | |
| ;;;; You should have received a copy of the GNU Lesser General Public | |
| ;;;; License along with this library; if not, write to the Free Software | |
| ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| ;;;; | |
| (define-module (ice-9 top-repl) | |
| #:use-module (ice-9 top-repl) | |
| #:use-module ((system repl repl) #:select (start-repl)) | |
| ;; #:replace, as with deprecated code enabled these will be in the root env | |
| #:replace (top-repl)) | |
| (define call-with-sigint | |
| (if (not (provided? 'posix)) | |
| (lambda (thunk) (thunk)) | |
| (lambda (thunk) | |
| (let ((handler #f)) | |
| (dynamic-wind | |
| (lambda () | |
| (set! handler | |
| (sigaction SIGINT | |
| (lambda (sig) | |
| (scm-error 'signal #f "User interrupt" '() | |
| (list sig)))))) | |
| thunk | |
| (lambda () | |
| (if handler | |
| ;; restore Scheme handler, SIG_IGN or SIG_DFL. | |
| (sigaction SIGINT (car handler) (cdr handler)) | |
| ;; restore original C handler. | |
| (sigaction SIGINT #f)))))))) | |
| (define (top-repl) | |
| (let ((guile-user-module (resolve-module '(guile-user)))) | |
| ;; Use some convenient modules (in reverse order) | |
| (set-current-module guile-user-module) | |
| (process-use-modules | |
| (append | |
| '(((ice-9 session))) | |
| (if (provided? 'regex) | |
| '(((ice-9 regex))) | |
| '()) | |
| (if (provided? 'threads) | |
| '(((ice-9 threads))) | |
| '()))) | |
| (call-with-sigint | |
| (lambda () | |
| (and (defined? 'setlocale) | |
| (catch 'system-error | |
| (lambda () | |
| (setlocale LC_ALL "")) | |
| (lambda (key subr fmt args errno) | |
| (format (current-error-port) | |
| "warning: failed to install locale: ~a~%" | |
| (strerror (car errno)))))) | |
| (let ((status (start-repl (current-language)))) | |
| (run-hook exit-hook) | |
| status))))) | |