racket/racket/lib/collects/setup/dirs.rkt
Matthew Flatt 00a4cb611b make doc-search URL configurable for installer builds
Also, add an initial-catalogs configuration to clients and
`farm' builds.
2013-07-02 06:40:16 -06:00

354 lines
11 KiB
Racket

#lang racket/base
(require racket/promise
compiler/private/winutf16
compiler/private/mach-o
"private/main-collects.rkt")
;; ----------------------------------------
;; "config"
(define config-dir
(delay (complete-path (find-system-path 'config-dir))))
(define (find-config-dir)
(force config-dir))
(provide find-config-dir)
;; ----------------------------------------
;; config: definitions
(define config-table
(delay (let ([d (find-config-dir)])
(if d
(let ([p (build-path d "config.rktd")])
(if (file-exists? p)
(call-with-input-file*
p
(lambda (in) (read in)))
#hash()))
#hash()))))
(define (to-path l)
(cond [(string? l) (complete-path (string->path l))]
[(bytes? l) (complete-path (bytes->path l))]
[(list? l) (map to-path l)]
[else l]))
(define (complete-path p)
(cond [(complete-path? p) p]
[(absolute-path? p) (exe-relative p)]
[else
(or (parameterize ([current-directory (find-system-path 'orig-dir)])
(find-executable-path (find-system-path 'exec-file) p))
(exe-relative p))]))
(define (exe-relative p)
(let ([exec (path->complete-path
(find-executable-path (find-system-path 'exec-file))
(find-system-path 'orig-dir))])
(let-values ([(base name dir?) (split-path exec)])
(path->complete-path p base))))
(define-syntax-rule (define-config name key wrap)
(define name (delay
(wrap
(hash-ref (force config-table) key #f)))))
(define-config config:collects-search-dirs 'collects-search-dirs to-path)
(define-config config:doc-dir 'doc-dir to-path)
(define-config config:doc-search-dirs 'doc-search-dirs to-path)
(define-config config:dll-dir 'dll-dir to-path)
(define-config config:lib-dir 'lib-dir to-path)
(define-config config:lib-search-dirs 'lib-search-dirs to-path)
(define-config config:include-dir 'include-dir to-path)
(define-config config:include-search-dirs 'include-search-dirs to-path)
(define-config config:bin-dir 'bin-dir to-path)
(define-config config:man-dir 'man-dir to-path)
(define-config config:links-file 'links-file to-path)
(define-config config:links-search-files 'links-search-files to-path)
(define-config config:pkgs-dir 'pkgs-dir to-path)
(define-config config:pkgs-search-dirs 'pkgs-search-dirs to-path)
(define-config config:cgc-suffix 'cgc-suffix values)
(define-config config:3m-suffix '3m-suffix values)
(define-config config:absolute-installation? 'absolute-installation? (lambda (x) (and x #t)))
(define-config config:doc-search-url 'doc-search-url values)
(provide get-absolute-installation?
get-cgc-suffix
get-3m-suffix
get-doc-search-url)
(define (get-absolute-installation?) (force config:absolute-installation?))
(define (get-cgc-suffix) (force config:cgc-suffix))
(define (get-3m-suffix) (force config:3m-suffix))
(define (get-doc-search-url) (or (force config:doc-search-url)
"http://docs.racket-lang.org"))
;; ----------------------------------------
;; "collects"
(define main-collects-dir
(delay (find-main-collects)))
(provide find-collects-dir
get-main-collects-search-dirs
find-user-collects-dir
get-collects-search-dirs)
(define (find-collects-dir)
(force main-collects-dir))
(define (get-main-collects-search-dirs)
(combine-search (force config:collects-search-dirs)
(list (find-collects-dir))))
(define user-collects-dir
(delay (build-path (system-path* 'addon-dir) (version) "collects")))
(define (find-user-collects-dir)
(force user-collects-dir))
(define (get-collects-search-dirs)
(current-library-collection-paths))
;; ----------------------------------------
;; Helpers
(define (single p) (if p (list p) null))
(define (extra a l) (if (and a (not (member a l))) (cons a l) l))
(define (combine-search l default)
;; Replace #f in list with default path:
(if l
(let loop ([l l])
(cond
[(null? l) null]
[(not (car l)) (append default (loop (cdr l)))]
[else (cons (car l) (loop (cdr l)))]))
default))
(define (cons-user u r)
(if (and u (use-user-specific-search-paths))
(cons u r)
r))
(define (get-false) #f)
(define (chain-to f) f)
(define-syntax define-finder
(syntax-rules (get-false chain-to)
[(_ provide config:id id user-id config:search-id search-id default)
(begin
(define-finder provide config:id id user-id default)
(provide search-id)
(define (search-id)
(combine-search (force config:search-id)
(cons-user (user-id) (single (id))))))]
[(_ provide config:id id user-id config:search-id search-id
extra-search-dir default)
(begin
(define-finder provide config:id id user-id default)
(provide search-id)
(define (search-id)
(combine-search (force config:search-id)
(extra (extra-search-dir)
(cons-user (user-id) (single (id)))))))]
[(_ provide config:id id get-false (chain-to get-default))
(begin
(provide id)
(define dir
(delay
(or (force config:id) (get-default))))
(define (id)
(force dir)))]
[(_ provide config:id id get-false default)
(begin
(provide id)
(define dir
(delay
(or (force config:id)
(let ([p (find-collects-dir)])
(and p (simplify-path (build-path p 'up 'up default)))))))
(define (id)
(force dir)))]
[(_ provide config:id id user-id default)
(begin
(define-finder provide config:id id get-false default)
(provide user-id)
(define user-dir
(delay (build-path (system-path* 'addon-dir) (version) default)))
(define (user-id)
(force user-dir)))]))
(define-syntax no-provide (syntax-rules () [(_ . rest) (begin)]))
;; ----------------------------------------
;; "doc"
(define delayed-#f (delay #f))
(provide find-doc-dir
find-user-doc-dir
get-doc-search-dirs)
(define-finder no-provide
config:doc-dir
find-doc-dir
find-user-doc-dir
delayed-#f
get-new-doc-search-dirs
"doc")
;; For now, include "doc" pseudo-collections in search path:
(define (get-doc-search-dirs)
(combine-search (force config:doc-search-dirs)
(append (get-new-doc-search-dirs)
(map (lambda (p) (build-path p "doc"))
(current-library-collection-paths)))))
;; ----------------------------------------
;; "include"
(define-finder provide
config:include-dir
find-include-dir
find-user-include-dir
config:include-search-dirs
get-include-search-dirs
"include")
;; ----------------------------------------
;; "lib"
(define-finder provide
config:lib-dir
find-lib-dir
find-user-lib-dir
config:lib-search-dirs
get-lib-search-dirs find-dll-dir
"lib")
;; ----------------------------------------
;; "man"
(define-finder provide
config:man-dir
find-man-dir
find-user-man-dir
"man")
;; ----------------------------------------
;; Executables
(define-finder provide
config:bin-dir
find-console-bin-dir
find-user-console-bin-dir
(case (system-type)
[(windows) 'same]
[(macosx unix) "bin"]))
(define-finder provide
config:bin-dir
find-gui-bin-dir
find-user-gui-bin-dir
(case (system-type)
[(windows macosx) 'same]
[(unix) "bin"]))
;; ----------------------------------------
;; DLLs
(provide find-dll-dir)
(define dll-dir
(delay
(case (system-type)
[(windows)
;; Extract "lib" location from binary:
(let ([exe (parameterize ([current-directory (system-path* 'orig-dir)])
(find-executable-path (find-system-path 'exec-file)))])
(and
exe
(with-input-from-file exe
(lambda ()
(let ([m (regexp-match (byte-regexp
(bytes-append
(bytes->utf-16-bytes #"dLl dIRECTORy:")
#"((?:..)*?)\0\0"))
(current-input-port))])
(unless m
(error "cannot find \"dLl dIRECTORy\" tag in binary"))
(let-values ([(dir name dir?) (split-path exe)])
(if (regexp-match #rx#"^<" (cadr m))
;; no DLL dir in binary
#f
;; resolve relative directory:
(let ([p (bytes->path (utf-16-bytes->bytes (cadr m)))])
(path->complete-path p dir)))))))))]
[(macosx)
(let* ([exe (parameterize ([current-directory (system-path* 'orig-dir)])
(let loop ([p (find-executable-path
(find-system-path 'exec-file))])
(and
p
(if (link-exists? p)
(loop (let-values ([(r) (resolve-path p)]
[(dir name dir?) (split-path p)])
(if (and (path? dir)
(relative-path? r))
(build-path dir r)
r)))
p))))]
[rel (and exe (get/set-dylib-path exe "Racket" #f))])
(cond
[(not rel) #f] ; no framework reference found!?
[(regexp-match
#rx#"^(@executable_path/)?(.*?)G?Racket.framework"
rel)
=> (lambda (m)
(let ([b (caddr m)])
(if (and (not (cadr m)) (bytes=? b #""))
#f ; no path in exe
(simplify-path
(path->complete-path
(if (not (cadr m))
(bytes->path b)
(let-values ([(dir name dir?) (split-path exe)])
(if (bytes=? b #"")
dir
(build-path dir (bytes->path b)))))
(system-path* 'orig-dir))))))]
[else (find-lib-dir)]))]
[else
(if (eq? 'shared (system-type 'link))
(or (force config:dll-dir) (find-lib-dir))
#f)])))
(define (find-dll-dir)
(force dll-dir))
;; ----------------------------------------
;; Links files
(provide find-links-file
get-links-search-files)
(define (find-links-file)
(or (force config:links-file)
(build-path (find-lib-dir) "links.rktd")))
(define (get-links-search-files)
(combine-search (force config:links-search-files)
(list (find-links-file))))
;; ----------------------------------------
;; Packages
(define-finder provide
config:pkgs-dir
find-pkgs-dir
get-false
config:pkgs-search-dirs
get-pkgs-search-dirs
(chain-to (lambda () (build-path (find-lib-dir) "pkgs"))))
(provide find-user-pkgs-dir
find-shared-pkgs-dir)
(define (find-user-pkgs-dir [vers (version)])
(build-path (find-system-path 'addon-dir)
vers
"pkgs"))
(define (find-shared-pkgs-dir)
(build-path (find-system-path 'addon-dir)
"pkgs"))