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guile/module/ice-9/top-repl.scm
Andy Wingo f930af2737 Move implementation of hooks to Scheme module
* module/ice-9/hooks.scm: New file.
* am/bootstrap.am: Add new file.
* module/ice-9/deprecated.scm: Add trampolines to (ice-9 hooks).
* module/ice-9/scm-style-repl.scm:
* module/ice-9/session.scm:
* module/ice-9/top-repl.scm:
* module/scripts/scan-api.scm:
* guile-readline/ice-9/readline.scm:
* benchmark-suite/benchmark-suite/lib.scm:
* module/system/repl/command.scm:
* module/system/repl/common.scm:
* module/system/repl/debug.scm:
* module/system/repl/error-handling.scm:
* module/system/repl/hooks.scm:
* module/system/repl/reader.scm:
* module/system/repl/repl.scm:
* module/ice-9/history.scm:
* test-suite/tests/hooks.test: Use the new module.
* module/oop/goops.scm: Remove <hook> class definition.
* libguile/vm.c:
* libguile/init.c:
* libguile/Makefile.am:
* libguile.h: Remove hooks.h includes.
* libguile/hooks.c:
* libguile/hooks.h: Remove.
* libguile/deprecated.h:
* libguile/deprecated.c: Add deprecation shims for C API.
2025-06-16 13:11:28 +02:00

75 lines
2.6 KiB
Scheme

;;; -*- mode: scheme; coding: utf-8; -*-
;;;; Copyright (C) 1995-2011,2013,2019,2025 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 hooks)
#:use-module ((system repl repl) #:select (start-repl))
#:use-module (system repl hooks)
#:export (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)))))