racket/collects/setup/scribble.rkt

846 lines
39 KiB
Racket

#lang scheme/base
(require "getinfo.ss"
"dirs.ss"
"private/path-utils.ss"
"main-collects.ss"
"main-doc.ss"
"parallel-do.rkt"
scheme/class
scheme/list
scheme/file
scheme/fasl
scheme/match
scheme/serialize
compiler/cm
syntax/modread
scribble/base-render
scribble/core
scribble/html-properties
scribble/manual ; really shouldn't be here... see dynamic-require-doc
scribble/private/run-pdflatex
unstable/file
(prefix-in html: scribble/html-render)
(prefix-in latex: scribble/latex-render))
(provide setup-scribblings
verbose
run-pdflatex)
(define verbose (make-parameter #t))
(define-serializable-struct doc (src-dir src-spec src-file dest-dir flags under-main? category) #:transparent)
(define-serializable-struct info (doc ; doc structure above
provides ; provides
undef ; unresolved requires
searches
deps
known-deps
build? time out-time need-run?
need-in-write? need-out-write?
vers rendered? failed?)
#:transparent
#:mutable)
(define (main-doc? doc)
(pair? (path->main-doc-relative (doc-dest-dir doc))))
(define (filter-user-docs docs make-user?)
(cond ;; Specifically disabled user stuff, filter
[(not make-user?) (filter main-doc? docs)]
;; If we've built user-specific before, keep building
[(file-exists? (build-path (find-user-doc-dir) "index.html")) docs]
;; Otherwise, see if we need it:
[(ormap (lambda (doc)
(not (or (doc-under-main? doc)
(memq 'no-depend-on (doc-flags doc)))))
docs)
docs]
[else (filter main-doc? docs)])) ; Don't need them, so drop them
(define (parallel-do-error-handler setup-printf doc errmsg outstr errstr)
(setup-printf "error running" (module-path-prefix->string (doc-src-spec doc)))
(eprintf errstr))
(define (setup-scribblings
worker-count ; number of cores to use to create documentation
program-name ; name of program that calls setup-scribblings
only-dirs ; limits doc builds
latex-dest ; if not #f, generate Latex output
auto-start-doc? ; if #t, expands `only-dir' with [user-]start to
; catch new docs
make-user? ; are we making user stuff?
with-record-error ; catch & record exceptions
setup-printf)
(define (scribblings-flag? sym)
(memq sym '(main-doc main-doc-root user-doc-root user-doc multi-page
depends-all depends-all-main no-depend-on always-run)))
(define (validate-scribblings-infos infos)
(define (validate path [flags '()] [cat '(library)] [name #f])
(and (string? path) (relative-path? path)
(list? flags) (andmap scribblings-flag? flags)
(or (not name) (and (path-string? name) (relative-path? name) name))
(and (list? cat)
(<= 1 (length cat) 2)
(symbol? (car cat))
(or (null? (cdr cat))
(real? (cadr cat))))
(list path flags cat
(or name (let-values ([(_1 name _2) (split-path path)])
(path-replace-suffix name #""))))))
(and (list? infos)
(let ([infos (map (lambda (i)
(and (list? i) (<= 1 (length i) 4)
(apply validate i)))
infos)])
(and (not (memq #f infos)) infos))))
(define (get-docs i rec)
(let ([s (validate-scribblings-infos (i 'scribblings))]
[dir (directory-record-path rec)])
(if s
(map (lambda (d)
(let* ([flags (cadr d)]
[under-main?
(and (not (memq 'main-doc-root flags))
(not (memq 'user-doc-root flags))
(not (memq 'user-doc flags))
(or (memq 'main-doc flags)
(pair? (path->main-collects-relative dir))))])
(make-doc dir
(let ([spec (directory-record-spec rec)])
(list* (car spec)
(car d)
(if (eq? 'planet (car spec))
(list (append (cdr spec)
(list (directory-record-maj rec)
(list '= (directory-record-min rec)))))
(cdr spec))))
(build-path dir (car d))
(doc-path dir (cadddr d) flags)
flags under-main? (caddr d))))
s)
(begin (setup-printf
"WARNING"
"bad 'scribblings info: ~e from: ~e" (i 'scribblings) dir)
null))))
(define docs
(let* ([recs (find-relevant-directory-records '(scribblings) 'all-available)]
[infos (map get-info/full (map directory-record-path recs))])
(filter-user-docs (append-map get-docs infos recs) make-user?)))
(define-values (main-docs user-docs) (partition doc-under-main? docs))
(define (can-build*? docs) (can-build? only-dirs docs))
(define auto-main? (and auto-start-doc? (ormap can-build*? main-docs)))
(define auto-user? (and auto-start-doc? (ormap can-build*? user-docs)))
(define infos
(and (ormap can-build*? docs)
(filter values
(if (not (worker-count . > . 1))
(map (get-doc-info only-dirs latex-dest auto-main? auto-user? with-record-error setup-printf) docs)
(parallel-do
worker-count
(lambda (workerid) (list workerid program-name (verbose) only-dirs latex-dest auto-main? auto-user?))
(ListQueue
docs
(lambda (x) (s-exp->fasl (serialize x)))
(lambda (work r outstr errstr) (printf "~a" outstr) (printf "~a" errstr) (deserialize (fasl->s-exp r)))
(lambda (work errmsg outstr errstr) (parallel-do-error-handler setup-printf work errmsg outstr errstr)))
(define-worker (get-doc-info-worker workerid program-name verbosev only-dirs latex-dest auto-main? auto-user?)
(define ((get-doc-info-local program-name only-dirs latex-dest auto-main? auto-user?) doc)
(define (setup-printf subpart formatstr . rest)
(let ([task
(if subpart
(format "~a: " subpart)
"")])
(printf "~a: ~a~a\n" program-name task (apply format formatstr rest))))
(define (with-record-error cc go fail-k)
(with-handlers ([exn:fail?
(lambda (exn)
(eprintf "~a\n" (exn-message exn))
(raise exn))])
(go)))
(s-exp->fasl (serialize ((get-doc-info only-dirs latex-dest auto-main? auto-user? with-record-error setup-printf)
(deserialize (fasl->s-exp doc))))))
(verbose verbosev)
(match-message-loop
[doc (send/success ((get-doc-info-local program-name only-dirs latex-dest auto-main? auto-user?) doc))])))))))
(define (make-loop first? iter)
(let ([ht (make-hash)]
[infos (filter-not info-failed? infos)]
[src->info (make-hash)])
;; Collect definitions
(for* ([info infos]
[k (info-provides info)])
(let ([prev (hash-ref ht k #f)])
(when (and first? prev)
(setup-printf "WARNING" "duplicate tag: ~s" k)
(setup-printf #f " in: ~a" (doc-src-file (info-doc prev)))
(setup-printf #f " and: ~a" (doc-src-file (info-doc info))))
(hash-set! ht k info)))
;; Build deps:
(for ([i infos])
(hash-set! src->info (doc-src-file (info-doc i)) i))
(for ([info infos] #:when (info-build? info))
(let ([one? #f]
[added? #f]
[deps (make-hasheq)]
[known-deps (make-hasheq)]
[all-main? (memq 'depends-all-main (doc-flags (info-doc info)))])
;; Convert current deps from paths to infos, keeping paths that have no info
(set-info-deps!
info
(map (lambda (d)
(if (info? d) d (or (hash-ref src->info d #f) d)))
(info-deps info)))
(unless (andmap info? (info-deps info))
(set-info-need-in-write?! info #t))
;; Propagate existing dependencies as expected dependencies:
(for ([d (info-deps info)])
(let ([i (if (info? d) d (hash-ref src->info d #f))])
(if i
;; Normal case:
(hash-set! deps i #t)
;; Path has no info; normally keep it as expected, and it gets
;; removed later.
(unless (or (memq 'depends-all (doc-flags (info-doc info)))
(and (if (info? d)
(doc-under-main? (info-doc d))
(not (path? (path->main-collects-relative d))))
all-main?))
(set! added? #t)
(when (verbose)
(printf " [Removed Dependency: ~a]\n"
(doc-src-file (info-doc info))))))))
(when (or (memq 'depends-all (doc-flags (info-doc info))) all-main?)
;; Add all as expected dependency:
(when (verbose)
(printf " [Adding all~a as dependencies: ~a]\n"
(if all-main? " main" "")
(doc-src-file (info-doc info))))
(for ([i infos])
(when (and (not (eq? i info))
(not (hash-ref deps i #f))
(or (not all-main?) (doc-under-main? (info-doc i)))
(not (memq 'no-depend-on (doc-flags (info-doc i)))))
(set! added? #t)
(hash-set! deps i #t))))
;; Add defeinite dependencies based on referenced keys
(let ([not-found
(lambda (k)
(unless (or (memq 'depends-all (doc-flags (info-doc info)))
(memq 'depends-all-main (doc-flags (info-doc info))))
(unless one?
(setup-printf "WARNING"
"undefined tag in ~a:"
(path->name (doc-src-file
(info-doc info))))
(set! one? #t))
(setup-printf #f " ~s" k)))])
(for ([k (info-undef info)])
(let ([i (hash-ref ht k #f)])
(if i
(begin
;; Record a definite dependency:
(when (not (hash-ref known-deps i #f))
(hash-set! known-deps i #t))
;; Record also in the expected-dependency list:
(when (not (hash-ref deps i #f))
(set! added? #t)
(when (verbose)
(printf " [Adding... ~a]\n"
(doc-src-file (info-doc i))))
(hash-set! deps i #t)))
(when first?
(unless (eq? (car k) 'dep)
(not-found k))))))
(when first?
(for ([(s-key s-ht) (info-searches info)])
(unless (ormap (lambda (k) (hash-ref ht k #f))
(hash-map s-ht (lambda (k v) k)))
(not-found s-key)))))
;; If we added anything (expected or known), then mark as needed to run
(when added?
(when (verbose)
(printf " [Added Dependency: ~a]\n"
(doc-src-file (info-doc info))))
(set-info-deps! info (hash-map deps (lambda (k v) k)))
(set-info-known-deps! info (hash-map known-deps (lambda (k v) k)))
(set-info-need-in-write?! info #t)
(set-info-need-run?! info #t))))
;; If any expected dependency changed, then we need a re-run:
(for ([i infos]
#:when (not (or (info-need-run? i) (not (info-build? i)))))
(let ([ch (ormap (lambda (i2)
(or (and (not (info? i2))
i2)
(and (>= (info-out-time i2) (info-time i)) i2)))
(info-deps i))])
(when ch
(when (verbose)
(printf " [Dependency: ~a\n <- ~a]\n"
(doc-src-file (info-doc i))
(if (info? ch)
(doc-src-file (info-doc ch))
ch)))
(set-info-need-run?! i #t))))
;; Iterate, if any need to run:
(when (and (ormap info-need-run? infos) (iter . < . 30))
;; Build again, using dependencies
(let ([need-rerun (filter-map (lambda (i)
(and (info-need-run? i)
(begin
(when (info-need-in-write? i)
(write-in/info latex-dest i)
(set-info-need-in-write?! i #f))
(set-info-deps! i (filter info? (info-deps i)))
(set-info-need-run?! i #f)
i)))
infos)])
(define (say-rendering i)
(setup-printf (if (info-rendered? i) "re-rendering" "rendering") "~a"
(path->name (doc-src-file (info-doc i)))))
(define (update-info info response)
(match response
[#f (set-info-failed?! info #t)]
[(list in-delta? out-delta? defs undef)
(set-info-rendered?! info #t)
(set-info-provides! info defs)
(set-info-undef! info undef)
(when out-delta?
(set-info-out-time! info (/ (current-inexact-milliseconds) 1000)))
(when in-delta?
;; Reset expected dependencies to known dependencies, and recompute later:
(set-info-deps! info (info-known-deps info))
(set-info-need-in-write?! info #t))
(set-info-time! info (/ (current-inexact-milliseconds) 1000))]))
(if (not (worker-count . > . 1))
(map (lambda (i)
(say-rendering i)
(update-info i (build-again! latex-dest i with-record-error))) need-rerun)
(parallel-do
worker-count
(lambda (workerid) (list workerid (verbose) latex-dest))
(ListQueue
need-rerun
(lambda (i)
(say-rendering i)
(s-exp->fasl (serialize (info-doc i))))
(lambda (i r outstr errstr)
(printf "~a" outstr)
(printf "~a" errstr)
(update-info i (deserialize (fasl->s-exp r))))
(lambda (i errmsg outstr errstr) (parallel-do-error-handler setup-printf (info-doc i) errmsg outstr errstr)))
(define-worker (build-again!-worker2 workerid verbosev latex-dest)
(define (with-record-error cc go fail-k)
(with-handlers ([exn:fail?
(lambda (x)
(eprintf "~a\n" (exn-message x))
(raise x))])
(go)))
(verbose verbosev)
(match-message-loop
[info (send/success
(s-exp->fasl (serialize (build-again! latex-dest (deserialize (fasl->s-exp info)) with-record-error))))])))))
;; If we only build 1, then it reaches it own fixpoint
;; even if the info doesn't seem to converge immediately.
;; This is a useful shortcut when re-building a single
;; document.
(unless (= 1 (for/fold ([count 0])
([i infos]
#:when (info-build? i))
(add1 count)))
(make-loop #f (add1 iter))))))
(when infos
(make-loop #t 0)
;; cache info to disk
(for ([i infos] #:when (info-need-in-write? i)) (write-in/info latex-dest i))))
(define (make-renderer latex-dest doc)
(if latex-dest
(new (latex:render-mixin render%)
[dest-dir latex-dest]
;; Use PLT manual style:
[prefix-file (collection-file-path "manual-prefix.tex" "scribble")]
[style-file (collection-file-path "manual-style.tex" "scribble")]
;; All .tex files go to the same directory, so prefix
;; generated/copied file names to keep them separate:
[helper-file-prefix (let-values ([(base name dir?) (split-path
(doc-dest-dir doc))])
(path-element->string name))])
(let* ([flags (doc-flags doc)]
[multi? (memq 'multi-page flags)]
[main? (doc-under-main? doc)]
[ddir (doc-dest-dir doc)]
[root? (or (memq 'main-doc-root flags)
(memq 'user-doc-root flags))])
(new ((if multi? html:render-multi-mixin values)
(html:render-mixin render%))
[dest-dir (if multi?
(let-values ([(base name dir?) (split-path ddir)]) base)
ddir)]
[alt-paths (if main?
(let ([std-path (lambda (s)
(cons (collection-file-path s "scribble")
(format "../~a" s)))])
(list (std-path "scribble.css")
(std-path "scribble-style.css")
(std-path "racket.css")
(std-path "scribble-common.js")))
null)]
;; For main-directory, non-start files, up-path is #t, which makes the
;; "up" link go to the (user's) start page using cookies. For other files,
;;
[up-path (and (not root?)
(if main?
#t
(build-path (find-user-doc-dir) "index.html")))]
[search-box? #t]))))
(define (pick-dest latex-dest doc)
(cond [latex-dest
(let-values ([(base name dir?) (split-path (doc-src-file doc))])
(build-path latex-dest (path-replace-suffix name #".tex")))]
[(memq 'multi-page (doc-flags doc)) (doc-dest-dir doc)]
[else (build-path (doc-dest-dir doc) "index.html")]))
(define (sxref-path latex-dest doc file)
(cond [latex-dest
(let-values ([(base name dir?) (split-path (doc-src-file doc))])
(build-path latex-dest (path-replace-suffix name (string-append "." file))))]
[else (build-path (doc-dest-dir doc) file)]))
(define (can-build? only-dirs doc)
(or (not only-dirs)
(ormap (lambda (d)
(let ([d (path->directory-path d)])
(let loop ([dir (path->directory-path (doc-src-dir doc))])
(or (equal? dir d)
(let-values ([(base name dir?) (split-path dir)])
(and (path? base) (loop base)))))))
only-dirs)))
(define (load-doc/ensure-prefix doc)
(define (ensure-doc-prefix v src-spec)
(let ([p (module-path-prefix->string src-spec)])
(when (and (part-tag-prefix v)
(not (equal? p (part-tag-prefix v))))
(error 'setup
"bad tag prefix: ~e for: ~a expected: ~e"
(part-tag-prefix v)
src-spec
p))
(let ([tag-prefix p]
[tags (if (member '(part "top") (part-tags v))
(part-tags v)
(cons '(part "top") (part-tags v)))]
[style (part-style v)])
(make-part
tag-prefix
tags
(part-title-content v)
(let* ([v (style-properties style)]
[v (if (ormap body-id? v)
v
(cons (make-body-id "doc-racket-lang-org")
v))]
[v (if (ormap document-version? v)
v
(cons (make-document-version (version))
v))])
(make-style (style-name style) v))
(part-to-collect v)
(part-blocks v)
(part-parts v)))))
(ensure-doc-prefix
(dynamic-require-doc (doc-src-spec doc))
(doc-src-spec doc)))
(define (omit? cat)
(or (eq? cat 'omit)
(and (pair? cat)
(eq? (car cat) 'omit))))
(define (any-order keys)
(let ([ht (make-hash)])
(for-each (lambda (k) (hash-set! ht k #t)) keys)
ht))
(define (load-sxref filename)
(call-with-input-file filename (lambda (x) (fasl->s-exp x))))
(define (file-or-directory-modify-seconds/stamp file
stamp-time stamp-data pos
get-sha1)
(let ([t (file-or-directory-modify-seconds file #f (lambda () +inf.0))])
(cond
[(t . <= . stamp-time) stamp-time]
[(equal? (list-ref stamp-data pos) (get-sha1 file)) stamp-time]
[else t])))
(define ((get-doc-info only-dirs latex-dest auto-main? auto-user?
with-record-error setup-printf)
doc)
(let* ([info-out-file (sxref-path latex-dest doc "out.sxref")]
[info-in-file (sxref-path latex-dest doc "in.sxref")]
[stamp-file (sxref-path latex-dest doc "stamp.sxref")]
[out-file (build-path (doc-dest-dir doc) "index.html")]
[src-zo (let-values ([(base name dir?) (split-path (doc-src-file doc))])
(build-path base "compiled" (path-add-suffix name ".zo")))]
[renderer (make-renderer latex-dest doc)]
[can-run? (can-build? only-dirs doc)]
[stamp-time (file-or-directory-modify-seconds stamp-file #f (lambda () -inf.0))]
[stamp-data (with-handlers ([exn:fail:filesystem? (lambda (exn) (list "" "" ""))])
(let ([v (call-with-input-file* stamp-file read)])
(if (and (list? v)
(= 3 (length v))
(andmap string? v))
v
(list "" "" ""))))]
[renderer-path (build-path (collection-path "scribble")
"compiled"
(path-add-suffix
(if latex-dest
"latex-render.rkt"
"html-render.rkt")
".zo"))]
[css-path (collection-file-path "scribble.css" "scribble")]
[aux-time (max (file-or-directory-modify-seconds/stamp
renderer-path
stamp-time stamp-data 1
get-compiled-file-sha1)
(file-or-directory-modify-seconds/stamp
css-path
stamp-time stamp-data 2
get-file-sha1))]
[my-time (file-or-directory-modify-seconds out-file #f (lambda () -inf.0))]
[info-out-time (file-or-directory-modify-seconds info-out-file #f (lambda () #f))]
[info-in-time (file-or-directory-modify-seconds info-in-file #f (lambda () #f))]
[info-time (min (or info-out-time -inf.0) (or info-in-time -inf.0))]
[vers (send renderer get-serialize-version)]
[src-time (file-or-directory-modify-seconds/stamp
src-zo
stamp-time stamp-data 0
get-compiled-file-sha1)]
[up-to-date?
(and info-out-time
info-in-time
(or (not can-run?)
;; Need to rebuild if output file is older than input:
(my-time . >= . src-time)
;; But we can use in/out information if they're already built;
;; this is mostly useful if we interrupt setup-plt after
;; it runs some documents without rendering them:
(info-time . >= . src-time)))]
[can-run? (and (or (not latex-dest)
(not (omit? (doc-category doc))))
(or can-run?
(and auto-main?
(memq 'depends-all-main (doc-flags doc)))
(and auto-user?
(memq 'depends-all (doc-flags doc)))))])
(when (or (not up-to-date?) (verbose))
(setup-printf
(cond [up-to-date? "using"] [can-run? "running"] [else "skipping"])
"~a"
(path->name (doc-src-file doc))))
(if up-to-date?
;; Load previously calculated info:
(render-time
"use"
(with-handlers ([exn:fail? (lambda (exn)
(fprintf (current-error-port) "get-doc-info ERROR ~a\n" (exn-message exn))
(delete-file info-out-file)
(delete-file info-in-file)
((get-doc-info only-dirs latex-dest auto-main?
auto-user? with-record-error
setup-printf)
doc))])
(let* ([v-in (load-sxref info-in-file)]
[v-out (load-sxref info-out-file)])
(unless (and (equal? (car v-in) (list vers (doc-flags doc)))
(equal? (car v-out) (list vers (doc-flags doc))))
(error "old info has wrong version or flags"))
(make-info
doc
(let ([v (list-ref v-out 2)]) ; provides
(with-my-namespace
(lambda ()
(deserialize v))))
(let ([v (list-ref v-in 1)]) ; undef
(with-my-namespace
(lambda ()
(deserialize v))))
(let ([v (list-ref v-in 3)]) ; searches
(with-my-namespace
(lambda ()
(deserialize v))))
(map rel->path (list-ref v-in 2)) ; expected deps, in case we don't need to build...
null ; known deps (none at this point)
can-run?
my-time info-out-time
(and can-run? (memq 'always-run (doc-flags doc)))
#f
#f
vers
#f
#f))))
(if can-run?
;; Run the doc once:
(with-record-error
(doc-src-file doc)
(lambda ()
(parameterize ([current-directory (doc-src-dir doc)])
(let* ([v (load-doc/ensure-prefix doc)]
[dest-dir (pick-dest latex-dest doc)]
[fp (send renderer traverse (list v) (list dest-dir))]
[ci (send renderer collect (list v) (list dest-dir) fp)]
[ri (send renderer resolve (list v) (list dest-dir) ci)]
[out-v (and info-out-time
(info-out-time . >= . src-time)
(with-handlers ([exn:fail? (lambda (exn) #f)])
(let ([v (load-sxref info-out-file)])
(unless (equal? (car v) (list vers (doc-flags doc)))
(error "old info has wrong version or flags"))
v)))]
[sci (send renderer serialize-info ri)]
[defs (send renderer get-defined ci)]
[undef (send renderer get-undefined ri)]
[searches (resolve-info-searches ri)]
[need-out-write?
(or (not out-v)
(not (equal? (list vers (doc-flags doc))
(car out-v)))
(not (serialized=? sci (cadr out-v)))
(not (equal? (any-order defs) (any-order (deserialize (caddr out-v)))))
(info-out-time . > . (current-seconds)))])
(when (and (verbose) need-out-write?)
(fprintf (current-error-port) " [New out ~a]\n" (doc-src-file doc)))
(gc-point)
(let ([info
(make-info doc
defs ; provides
undef
searches
null ; no deps, yet
null ; no known deps, yet
can-run?
-inf.0
(if need-out-write?
(/ (current-inexact-milliseconds) 1000)
info-out-time)
#t
can-run?
need-out-write?
vers
#f
#f)])
(when need-out-write?
(render-time "xref-out" (write-out/info latex-dest info sci))
(set-info-need-out-write?! info #f))
(when (info-need-in-write? info)
(render-time "xref-in" (write-in/info latex-dest info))
(set-info-need-in-write?! info #f))
(when (or (stamp-time . < . aux-time)
(stamp-time . < . src-time))
(let ([data (list (get-compiled-file-sha1 src-zo)
(get-compiled-file-sha1 renderer-path)
(get-file-sha1 css-path))])
(with-compile-output stamp-file (lambda (out tmp-filename) (write data out)))
(let ([m (max aux-time src-time)])
(unless (equal? m +inf.0)
(file-or-directory-modify-seconds stamp-file m)))))
info))))
(lambda () #f))
#f))))
(define (make-prod-thread)
;; periodically dumps a stack trace, which can give us some idea of
;; what the main thread is doing; usually used in `render-time'.
(let ([t (current-thread)])
(thread (lambda ()
(let loop ()
(sleep 0.05)
(for-each (lambda (i)
(printf "~s\n" i))
(continuation-mark-set->context (continuation-marks t)))
(newline)
(loop))))))
(define-syntax-rule (render-time what expr)
expr
#;
(begin
(printf "For ~a\n" what)
(time expr))
#;
(begin
(collect-garbage) (collect-garbage) (printf "pre: ~a ~s\n" what (current-memory-use))
(begin0
(time expr)
(collect-garbage) (collect-garbage) (printf "post ~a ~s\n" what (current-memory-use)))))
(define (load-sxrefs latex-dest doc vers)
(match (list (load-sxref (sxref-path latex-dest doc "in.sxref")) (load-sxref (sxref-path latex-dest doc "out.sxref")))
[(list (list in-version undef deps-rel searches dep-docs) (list out-version sci provides))
(unless (and (equal? in-version (list vers (doc-flags doc)))
(equal? out-version (list vers (doc-flags doc))))
(error "old info has wrong version or flags"))
(with-my-namespace*
(values (deserialize undef) deps-rel (deserialize searches) (deserialize dep-docs) sci (deserialize provides)))]))
(define (build-again! latex-dest info with-record-error)
(define (cleanup-dest-dir doc)
(unless latex-dest
(let ([dir (doc-dest-dir doc)])
(if (not (directory-exists? dir))
(make-directory*/ignore-exists-exn dir)
(for ([f (directory-list dir)]
#:when
(and (file-exists? f)
(not (regexp-match? #"[.]sxref$"
(path-element->bytes f)))))
(delete-file (build-path dir f)))))))
(define (load-doc-sci doc)
(cadr (load-sxref (sxref-path latex-dest doc "out.sxref"))))
(define doc (if (info? info ) (info-doc info) info))
(define renderer (make-renderer latex-dest doc))
(with-record-error
(doc-src-file doc)
(lambda ()
(define vers (send renderer get-serialize-version))
(define-values (ff-undef ff-deps-rel ff-searches ff-dep-docs ff-sci ff-provides)
(if (info? info)
(values (info-undef info)
(info-deps->rel-doc-src-file info)
(info-searches info)
(info-deps->doc info)
(load-doc-sci doc)
(info-provides info))
(load-sxrefs latex-dest doc vers)))
(parameterize ([current-directory (doc-src-dir doc)])
(let* ([v (render-time "load" (load-doc/ensure-prefix doc))]
[dest-dir (pick-dest latex-dest doc)]
[fp (render-time "traverse" (send renderer traverse (list v) (list dest-dir)))]
[ci (render-time "collect" (send renderer collect (list v) (list dest-dir) fp))]
[ri (begin
(render-time "deserialize" (with-my-namespace* (for ([dep-doc ff-dep-docs])
(send renderer deserialize-info (load-doc-sci dep-doc) ci))))
(render-time "resolve" (send renderer resolve (list v) (list dest-dir) ci)))]
[sci (render-time "serialize" (send renderer serialize-info ri))]
[defs (render-time "defined" (send renderer get-defined ci))]
[undef (render-time "undefined" (send renderer get-undefined ri))]
[in-delta? (not (equal? (any-order undef) (any-order ff-undef)))]
[out-delta? (or (not (serialized=? sci ff-sci))
(not (equal? (any-order defs) (any-order ff-provides))))])
(when (verbose)
(printf " [~a~afor ~a]\n"
(if in-delta? "New in " "")
(cond [out-delta? "New out "]
[in-delta? ""]
[else "No change "])
(doc-src-file doc)))
(when in-delta?
(render-time "xref-in" (write-in latex-dest vers doc undef ff-deps-rel ff-searches ff-dep-docs)))
(when out-delta?
(render-time "xref-out" (write-out latex-dest vers doc sci defs)))
(cleanup-dest-dir doc)
(render-time
"render"
(with-record-error
(doc-src-file doc)
(lambda () (send renderer render (list v) (list dest-dir) ri))
void))
(gc-point)
(list in-delta? out-delta? defs undef))))
(lambda () #f)))
(define (gc-point)
;; Forcing a GC on document boundaries helps keep peak memory use down.
(collect-garbage))
(define-namespace-anchor anchor)
(define (with-my-namespace thunk)
(parameterize ([current-namespace (namespace-anchor->empty-namespace anchor)])
(thunk)))
(define-syntax-rule (with-my-namespace* body ...)
(parameterize ([current-namespace (namespace-anchor->empty-namespace anchor)])
body ...))
(define (dynamic-require-doc mod-path)
;; Use a separate namespace so that we don't end up with all the
;; documentation loaded at once.
;; Use a custodian to compensate for examples executed during the build
;; that may not be entirely clean (e.g., leaves a stuck thread).
(let ([p (make-empty-namespace)]
[c (make-custodian)]
[ch (make-channel)]
[ns (namespace-anchor->empty-namespace anchor)])
(parameterize ([current-custodian c])
(namespace-attach-module ns 'scribble/base-render p)
(namespace-attach-module ns 'scribble/html-render p)
;; This is here for de-serialization; we need a better repair than
;; hard-wiring the "manual.ss" library:
(namespace-attach-module ns 'scribble/manual p)
(parameterize ([current-namespace p])
(call-in-nested-thread (lambda () (dynamic-require mod-path 'doc)))))))
(define (write- latex-dest vers doc name data)
(let* ([filename (sxref-path latex-dest doc name)])
(when (verbose) (printf " [Caching to disk ~a]\n" filename))
(make-directory*/ignore-exists-exn (doc-dest-dir doc))
(with-compile-output filename
(lambda (out tmp-filename)
(write-bytes (s-exp->fasl (append (list (list vers (doc-flags doc))) data)) out)))))
(define (write-out latex-dest vers doc sci provides)
(write- latex-dest vers doc "out.sxref"
(list sci
(serialize provides))))
(define (write-out/info latex-dest info sci)
(write-out latex-dest (info-vers info) (info-doc info) sci (info-provides info)))
(define (write-in latex-dest vers doc undef rels searches dep-docs)
(write- latex-dest vers doc "in.sxref"
(list (serialize undef)
rels
(serialize searches)
(serialize dep-docs))))
(define (write-in/info latex-dest info)
(write-in latex-dest
(info-vers info)
(info-doc info)
(info-undef info)
(info-deps->rel-doc-src-file info)
(info-searches info)
(info-deps->doc info)))
(define (rel->path r)
(if (bytes? r)
(bytes->path r)
(main-collects-relative->path r)))
(define (path->rel r)
(let ([r (path->main-collects-relative r)])
(if (path? r)
(path->bytes r)
r)))
(define (info-deps->rel-doc-src-file info)
(filter-map (lambda (i) (and (info? i)
(path->rel (doc-src-file (info-doc i)))))
(info-deps info)))
(define (info-deps->doc info)
(filter-map (lambda (i) (and (info? i) (info-doc i))) (info-deps info)))