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2da97f1c7c
* module/scripts/compile.scm (compile): Add 'sigaction' call. * test-suite/standalone/test-guild-compile: New file. * test-suite/standalone/Makefile.am (check_SCRIPTS, TESTS): Add it.
199 lines
7.5 KiB
Scheme
199 lines
7.5 KiB
Scheme
;;; Compile --- Command-line Guile Scheme compiler -*- coding: iso-8859-1 -*-
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;; Copyright 2005, 2008, 2009, 2010, 2011, 2014 Free Software Foundation, Inc.
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;;
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;; This program is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU Lesser General Public License
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;; as published by the Free Software Foundation; either version 3, 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 GNU
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;; Lesser General Public License for more details.
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;;
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;; You should have received a copy of the GNU Lesser General Public
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;; License along with this software; see the file COPYING.LESSER. If
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;; not, write to the Free Software Foundation, Inc., 51 Franklin
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;; Street, Fifth Floor, Boston, MA 02110-1301 USA
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;;; Author: Ludovic Courtès <ludo@gnu.org>
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;;; Author: Andy Wingo <wingo@pobox.com>
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;;; Commentary:
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;; Usage: compile [ARGS]
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;;
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;; A command-line interface to the Guile compiler.
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;;; Code:
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(define-module (scripts compile)
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#:use-module ((system base compile) #:select (compile-file))
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#:use-module (system base target)
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#:use-module (system base message)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-13)
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#:use-module (srfi srfi-37)
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#:use-module (ice-9 format)
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#:export (compile))
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(define %summary "Compile a file.")
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(define (fail . messages)
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(format (current-error-port) "error: ~{~a~}~%" messages)
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(exit 1))
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(define %options
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;; Specifications of the command-line options.
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(list (option '(#\h "help") #f #f
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(lambda (opt name arg result)
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(alist-cons 'help? #t result)))
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(option '("version") #f #f
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(lambda (opt name arg result)
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(show-version)
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(exit 0)))
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(option '(#\L "load-path") #t #f
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(lambda (opt name arg result)
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(let ((load-path (assoc-ref result 'load-path)))
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(alist-cons 'load-path (cons arg load-path)
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result))))
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(option '(#\o "output") #t #f
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(lambda (opt name arg result)
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(if (assoc-ref result 'output-file)
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(fail "`-o' option cannot be specified more than once")
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(alist-cons 'output-file arg result))))
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(option '(#\W "warn") #t #f
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(lambda (opt name arg result)
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(if (string=? arg "help")
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(begin
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(show-warning-help)
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(exit 0))
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(let ((warnings (assoc-ref result 'warnings)))
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(alist-cons 'warnings
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(cons (string->symbol arg) warnings)
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(alist-delete 'warnings result))))))
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(option '(#\O "optimize") #f #f
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(lambda (opt name arg result)
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(alist-cons 'optimize? #t result)))
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(option '(#\f "from") #t #f
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(lambda (opt name arg result)
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(if (assoc-ref result 'from)
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(fail "`--from' option cannot be specified more than once")
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(alist-cons 'from (string->symbol arg) result))))
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(option '(#\t "to") #t #f
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(lambda (opt name arg result)
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(if (assoc-ref result 'to)
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(fail "`--to' option cannot be specified more than once")
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(alist-cons 'to (string->symbol arg) result))))
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(option '(#\T "target") #t #f
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(lambda (opt name arg result)
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(if (assoc-ref result 'target)
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(fail "`--target' option cannot be specified more than once")
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(alist-cons 'target arg result))))))
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(define (parse-args args)
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"Parse argument list @var{args} and return an alist with all the relevant
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options."
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(args-fold args %options
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(lambda (opt name arg result)
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(format (current-error-port) "~A: unrecognized option" name)
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(exit 1))
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(lambda (file result)
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(let ((input-files (assoc-ref result 'input-files)))
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(alist-cons 'input-files (cons file input-files)
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result)))
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;; default option values
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'((input-files)
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(load-path)
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(warnings unsupported-warning))))
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(define (show-version)
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(format #t "compile (GNU Guile) ~A~%" (version))
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(format #t "Copyright (C) 2009, 2011 Free Software Foundation, Inc.
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License LGPLv3+: GNU LGPL version 3 or later <http://gnu.org/licenses/lgpl.html>.
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This is free software: you are free to change and redistribute it.
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There is NO WARRANTY, to the extent permitted by law.~%"))
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(define (show-warning-help)
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(format #t "The available warning types are:~%~%")
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(for-each (lambda (wt)
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(format #t " ~22A ~A~%"
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(format #f "`~A'" (warning-type-name wt))
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(warning-type-description wt)))
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%warning-types)
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(format #t "~%"))
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(define (compile . args)
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(let* ((options (parse-args args))
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(help? (assoc-ref options 'help?))
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(compile-opts (let ((o `(#:warnings
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,(assoc-ref options 'warnings))))
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(if (assoc-ref options 'optimize?)
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(cons #:O o)
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o)))
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(from (or (assoc-ref options 'from) 'scheme))
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(to (or (assoc-ref options 'to) 'objcode))
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(target (or (assoc-ref options 'target) %host-type))
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(input-files (assoc-ref options 'input-files))
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(output-file (assoc-ref options 'output-file))
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(load-path (assoc-ref options 'load-path)))
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(if (or help? (null? input-files))
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(begin
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(format #t "Usage: compile [OPTION] FILE...
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Compile each Guile source file FILE into a Guile object.
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-h, --help print this help message
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-L, --load-path=DIR add DIR to the front of the module load path
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-o, --output=OFILE write output to OFILE
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-W, --warn=WARNING emit warnings of type WARNING; use `--warn=help'
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for a list of available warnings
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-f, --from=LANG specify a source language other than `scheme'
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-t, --to=LANG specify a target language other than `objcode'
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-T, --target=TRIPLET produce bytecode for host TRIPLET
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Note that auto-compilation will be turned off.
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Report bugs to <~A>.~%"
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%guile-bug-report-address)
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(exit 0)))
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(set! %load-path (append load-path %load-path))
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(set! %load-should-auto-compile #f)
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(if (and output-file
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(or (null? input-files)
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(not (null? (cdr input-files)))))
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(fail "`-o' option can only be specified "
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"when compiling a single file"))
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;; Install a SIGINT handler. As a side effect, this gives unwind
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;; handlers an opportunity to run upon SIGINT; this includes that of
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;; 'call-with-output-file/atomic', called by 'compile-file', which
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;; removes the temporary output file.
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(sigaction SIGINT
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(lambda args
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(fail "interrupted by the user")))
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(for-each (lambda (file)
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(format #t "wrote `~A'\n"
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(with-fluids ((*current-warning-prefix* ""))
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(with-target target
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(lambda ()
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(compile-file file
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#:output-file output-file
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#:from from
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#:to to
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#:opts compile-opts))))))
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input-files)))
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(define main compile)
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