racket/collects/scribble/sigplan/lang.rkt
2010-04-27 16:50:15 -06:00

57 lines
2.0 KiB
Racket

#lang scheme/base
(require scribble/doclang
scribble/core
scribble/base
scribble/decode
scribble/sigplan
"../private/defaults.ss"
(for-syntax scheme/base))
(provide (except-out (all-from-out scribble/doclang) #%module-begin)
(all-from-out scribble/sigplan)
(all-from-out scribble/base)
(rename-out [module-begin #%module-begin]))
(define-syntax (module-begin stx)
(syntax-case stx ()
[(_ id . body)
(let ([preprint? #f]
[10pt? #f])
(let loop ([stuff #'body])
(syntax-case* stuff (preprint 10pt) (lambda (a b) (eq? (syntax-e a) (syntax-e b)))
[(ws . body)
;; Skip intraline whitespace to find options:
(and (string? (syntax-e #'ws))
(regexp-match? #rx"^ *$" (syntax-e #'ws)))
(loop #'body)]
[(preprint . body)
(set! preprint? #t)
(loop #'body)]
[(10pt . body)
(set! 10pt? #t)
(loop #'body)]
[body
#`(#%module-begin id (post-process #,preprint? #,10pt?) () . body)])))]))
(define ((post-process preprint? 10pt?) doc)
(let ([options
(cond
[(and preprint? 10pt?) "[preprint, 10pt]"]
[preprint? "[preprint]"]
[10pt? "[10pt]"]
[else ""])])
(add-sigplan-styles
(add-defaults doc
(string->bytes/utf-8
(format "\\documentclass~a{sigplanconf}\n\\usepackage{times}\n\\usepackage{qcourier}\n"
options))
(scribble-file "sigplan/style.tex")
(list (scribble-file "sigplan/sigplanconf.cls"))
#f))))
(define (add-sigplan-styles doc)
;; Ensure that "sigplan.tex" is used, since "style.tex"
;; re-defines commands.
(struct-copy part doc [to-collect
(cons (terms)
(part-to-collect doc))]))