racket/install
Eli Barzilay c60213c37e shorter window
svn: r1609
2005-12-13 16:50:39 +00:00

268 lines
10 KiB
Scheme
Executable File

#!/bin/sh
#| -*- scheme -*-
# PLT software installer
# ----------------------
# Normally it'll use MzScheme (will search for it at the same place this script
# is), but it can also be used with mred for graphic installations.
# Run with `-h' for more information.
# Try to find where mzscheme is, usually where this script is being run from
if [ -x install -a -d collects ]; then
pltdir="."
else
# Try finding the installation directory...
if [ -x "/bin/dirname" ]; then
pltdir="`/bin/dirname \"$0\"`"
elif [ -x "/usr/bin/dirname" ]; then
pltdir="`/usr/bin/dirname \"$0\"`"
else
dirname="`which dirname`"
if [ ! -z "$dirname" ]; then
pltdir="$dirname"
fi
fi
fi
if [ -x "$pltdir/bin/mzscheme" ]; then
mz="$pltdir/bin/mzscheme"
elif [ -e "$pltdir/MzScheme.exe" ]; then
# Note: with cygwin, `-x' doesn't work properly
mz="$pltdir/MzScheme.exe"
else
echo "install: cannot find the mzscheme executable"
echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
echo "!! Install incomplete! !!"
echo "!! !!"
echo "!! If you downloaded the source distribution, see !!"
echo "!! src/README for build instructions. !!"
echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
exit 1
fi
exec "$mz" -qC "$0" "$@"
exit 1
|#
(use-compiled-file-paths null)
(define plthome #f)
(define this-script #f)
(define install-mode? #f)
(when (or (getenv "OSX_PLT_INSTALL") (getenv "RPM_INSTALL_PREFIX"))
(set! install-mode? #t))
(define (set-plthome this)
(let-values ([(dir name dir?)
(split-path
(resolve-path
(path->complete-path (simplify-path (resolve-path this)))))])
(unless (path? dir) (error 'install "Bad pathname for install: ~s" this))
(current-directory dir)
(current-directory ".") ; avoid a "/" suffix
(set! plthome (current-directory))
(unless (and (directory-exists? "collects/mzlib") (file-exists? name))
(error 'install
"Can't find the PLT installation this script (~a) is part of"
this))
(set! this-script (path->string name))))
(define (setup-environment)
(putenv "PLTHOME" (path->string plthome))
(putenv "PLTCOLLECTS" "")
(current-library-collection-paths (list (build-path plthome "collects"))))
(require (lib "cmdline.ss"))
(define setup-flags (make-parameter '()))
(define (process-command-line args)
(define more-help
(lambda (help)
(display "This is the PLT installer.\nUsage: ")
(display help)
(exit 0)))
(command-line this-script (list->vector args)
(once-each
(("-i")
"Install mode.\n\
This is a `one-time option' that is intended to be used with\n\
installers or after retrieving a fresh plt tree. This will re-use\n\
existing zos (making only missing ones), and recreate the launchers.\n\
Also, use this if you move the PLT installation to a different place."
(set! install-mode? #t)))
(help-labels
"Additional arguments (after a \"--\" are passed on to setup-plt")
(=> (lambda (f . _) (setup-flags _))
'("setup-flags")
more-help)))
(define (tell title prompt)
(printf ">>> ~a <<<\n~a\n[enter to continue]" title prompt)
(flush-output)
(read-line (current-input-port) 'any))
;; Set up GUI if we're using MrEd
(define gui? (namespace-variable-value 'make-eventspace #t (lambda () #f)))
(define error-message "INSTALLATION FAILED") ; used only for the GUI
(when gui?
;; no console input
(current-input-port (open-input-string ""))
(let ([evt (make-eventspace)] [orig-exit (exit-handler)])
(parameterize ([current-eventspace evt])
(define (do-callback thunk)
(parameterize ([current-eventspace evt]) (queue-callback thunk #f)))
(define (quit)
(when (eq? 'ok (message-box "Stop Installation"
"Ok to stop the installation?"
f '(ok-cancel)))
(exit 1)))
(define (done msg exit-code)
(do-callback
(lambda ()
(send e lock #f)
(let* ([p1 (send e last-position)]
[_ (send e insert msg p1)]
[p2 (send e last-position)])
(send e insert "\n(click button below to exit)" p2)
(send e change-style
(let ([d (make-object style-delta% 'change-bold)])
(send d set-delta-foreground "red")
d)
p1 p2))
(send e lock #t)
(send b set-label "Quit Installation")
(set! quit (lambda () (orig-exit exit-code)))))
(semaphore-wait (make-semaphore)))
(define f (make-object
(class frame% ()
(define/augment (can-close?) (quit) #f)
(super-instantiate ("PLT Installer" #f 600 450)))))
(define e (make-object text%))
(define c (make-object editor-canvas% f e '(no-hscroll)))
(define b (make-object button% "Stop Installation" f (lambda _ (quit))))
(send c allow-tab-exit #t)
(send e lock #t)
(send e auto-wrap #t)
(set! tell (lambda (title prompt) (message-box title prompt f)))
(let ([out (make-output-port 'gui-output
always-evt
(lambda (bstring start end flush? breaks?)
(do-callback (lambda ()
(send e lock #f)
(send e insert
(bytes->string/utf-8
(subbytes bstring start end))
(send e last-position))
(send e lock #t)))
(- end start))
void)])
(current-output-port out)
(current-error-port out))
(send f center 'both)
(send f show #t)
(exit-handler
(lambda (v)
;; can use an explicit (exit 0) to show the output
(done (if (zero? v) "Done" error-message) v)))
(current-exception-handler
(lambda (e)
(if (exn:break? e)
(orig-exit 1) ; don't lock up if the process is killed
(done (format "~a: ~a"
error-message (if (exn? e) (exn-message e) e))
1))))
(initial-exception-handler (current-exception-handler)))))
(define (check-version)
(printf "Checking version...") (flush-output)
(let ([r ((dynamic-require '(lib "check.ss" "version") 'check-version))])
(if (eq? 'ok r)
(printf " ok.\n")
(case (and (pair? r) (car r))
[(error)
(printf " skipping due to error: ~a\n" (cadr r))
(sleep 1)]
[(ok-but)
(printf " ok\n (note that there is a newer alpha version: ~a)"
(cadr r))
(sleep 2)]
[(newer)
(newline)
(tell "Outdated Version"
(string-append
"The version you are installing is outdated,\n"
"PLT v"(cadr r)" is now available from plt-scheme.org\n"
(if (null? (cddr r))
"(There is also an even newer alpha version)\n"
"")))]
[else (error 'check-version "internal error: ~e" r)]))))
(define (create-zos)
(let/ec return
(parameterize
(;; Need a new namespace to ensure that all modules are compiled,
;; including ones we've already loaded. We also need to re-enable
;; compiled files, since cm.ss checks on that flag.
[current-namespace (make-namespace)]
[use-compiled-file-paths '("compiled")]
[current-command-line-arguments
(list->vector
(append (if install-mode? '("-n" "--trust-zos" "--no-install") '())
(setup-flags)))]
;; setup will use `exit' when done, so catch these, and stop if
;; non-zero
[exit-handler
(lambda (n)
(if (zero? n)
(return)
(error 'install "Errors in compilation process! (~a)" n)))]
;; also, protect `current-directory' since it will change
[current-directory (current-directory)])
(printf "Running setup...\n")
(dynamic-require '(lib "setup.ss" "setup") #f))))
(define oldrun-plthome #f)
;; This will change the `oldrun-plthome' definition in this file.
(define (remember-this-path!)
(let* ([in (open-input-file this-script)]
[lines (let loop ([r '()])
(let ([l (read-line in)])
(if (eof-object? l)
(reverse! r)
(loop (cons l r)))))])
(close-input-port in)
(let ([out (open-output-file this-script 'truncate)]
[oldrun-expr (format "~s" `(define oldrun-plthome
,(path->string plthome)))]
[oldrun-re "^ *\\(define oldrun-plthome .*\\) *$"])
(for-each (lambda (l)
(display (if (regexp-match oldrun-re l) oldrun-expr l) out)
(newline out))
lines))))
(define (main args)
(set-plthome (car args))
(when (regexp-match #rx"^[Ff]inish.[Ii]nstall($|\\.)" this-script)
(set! install-mode? #t))
(setup-environment)
(process-command-line (cdr args))
(when (and install-mode? (equal? (path->string plthome) oldrun-plthome))
(for-each
(lambda (x) (display x (current-error-port)))
`("Run this again only when the PLT installation directory was moved.\n"
"For normal installation tasks, use "
,(if (eq? 'unix (system-type)) "bin/setup-plt" "Setup PLT")
" instead.\n"))
(set! error-message "No installation needed")
(exit 1))
(when install-mode? (check-version))
(create-zos)
(display "PLT installation done.\n")
(cond [(not install-mode?)
(when (file-exists? "bin/drscheme")
(for-each display '("\nRun DrScheme as bin/drscheme.\nFor Help, "
"select `Help Desk' from DrScheme's `Help' "
"menu,\nor run bin/help-desk.\n")))
;; if we're using GUI, and not in install mode, don't close the window
(exit 0)]
[this-script (when (file-exists? this-script) (remember-this-path!))]))