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-rw-r--r--legacy/bigloo/parseargs.scm186
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+;*=====================================================================*/
+;* serrano/prgm/project/skribe/src/bigloo/parseargs.scm */
+;* ------------------------------------------------------------- */
+;* Author : Manuel Serrano */
+;* Creation : Tue Jul 22 16:52:53 2003 */
+;* Last change : Wed Nov 10 10:57:40 2004 (serrano) */
+;* Copyright : 2003-04 Manuel Serrano */
+;* ------------------------------------------------------------- */
+;* Argument parsing */
+;*=====================================================================*/
+
+;*---------------------------------------------------------------------*/
+;* The module */
+;*---------------------------------------------------------------------*/
+(module skribe_parse-args
+
+ (include "debug.sch")
+
+ (import skribe_configure
+ skribe_param
+ skribe_read
+ skribe_types
+ skribe_eval)
+
+ (export (parse-env-variables)
+ (parse-args ::pair)
+ (load-rc)))
+
+;*---------------------------------------------------------------------*/
+;* parse-env-variables ... */
+;*---------------------------------------------------------------------*/
+(define (parse-env-variables)
+ (let ((e (getenv "SKRIBEPATH")))
+ (if (string? e)
+ (skribe-path-set! (append (unix-path->list e) (skribe-path))))))
+
+;*---------------------------------------------------------------------*/
+;* parse-args ... */
+;*---------------------------------------------------------------------*/
+(define (parse-args args)
+ (define (usage args-parse-usage)
+ (print "usage: skribe [options] [input]")
+ (newline)
+ (args-parse-usage #f)
+ (newline)
+ (print "Rc file:")
+ (newline)
+ (print " *skribe-rc* (searched in \".\" then $HOME)")
+ (newline)
+ (print "Target formats:")
+ (for-each (lambda (f) (print " - " (car f))) *skribe-auto-mode-alist*)
+ (newline)
+ (print "Shell Variables:")
+ (newline)
+ (for-each (lambda (var)
+ (print " - " (car var) " " (cdr var)))
+ '(("SKRIBEPATH" . "Skribe input path (all files)"))))
+ (define (version)
+ (print "skribe v" (skribe-release)))
+ (define (query)
+ (version)
+ (newline)
+ (for-each (lambda (x)
+ (let ((s (keyword->string (car x))))
+ (printf " ~a: ~a\n"
+ (substring s 1 (string-length s))
+ (cadr x))))
+ (skribe-configure)))
+ (let ((np '())
+ (engine #f))
+ (args-parse (cdr args)
+ ((("-h" "--help") (help "This message"))
+ (usage args-parse-usage)
+ (exit 0))
+ (("--options" (help "Display the skribe options and exit"))
+ (args-parse-usage #t)
+ (exit 0))
+ (("--version" (help "The version of Skribe"))
+ (version)
+ (exit 0))
+ ((("-q" "--query") (help "Display informations about the Skribe configuration"))
+ (query)
+ (exit 0))
+ ((("-c" "--custom") ?key=val (synopsis "Preset custom value"))
+ (let ((l (string-length key=val)))
+ (let loop ((i 0))
+ (cond
+ ((= i l)
+ (skribe-error 'skribe "Illegal option" key=val))
+ ((char=? (string-ref key=val i) #\=)
+ (let ((key (substring key=val 0 i))
+ (val (substring key=val (+ i 1) l)))
+ (set! *skribe-precustom*
+ (cons (cons (string->symbol key) val)
+ *skribe-precustom*))))
+ (else
+ (loop (+ i 1)))))))
+ (("-v?level" (help "Increase or set verbosity level (-v0 for crystal silence)"))
+ (if (string=? level "")
+ (set! *skribe-verbose* (+fx 1 *skribe-verbose*))
+ (set! *skribe-verbose* (string->integer level))))
+ (("-w?level" (help "Increase or set warning level (-w0 for crystal silence)"))
+ (if (string=? level "")
+ (set! *skribe-warning* (+fx 1 *skribe-warning*))
+ (set! *skribe-warning* (string->integer level))))
+ (("-g?level" (help "Increase or set debug level"))
+ (if (string=? level "")
+ (set! *skribe-debug* (+fx 1 *skribe-debug*))
+ (let ((l (string->integer level)))
+ (if (= l 0)
+ (begin
+ (set! *skribe-debug* 1)
+ (set! *skribe-debug-symbols*
+ (cons (string->symbol level)
+ *skribe-debug-symbols*)))
+ (set! *skribe-debug* l)))))
+ (("--no-color" (help "Disable coloring for debug"))
+ (set! *skribe-debug-color* #f))
+ ((("-t" "--target") ?e (help "The output target format"))
+ (set! engine (string->symbol e)))
+ (("-I" ?path (help "Add <path> to skribe path"))
+ (set! np (cons path np)))
+ (("-B" ?path (help "Add <path> to skribe bibliography path"))
+ (skribe-bib-path-set! (cons path (skribe-bib-path))))
+ (("-S" ?path (help "Add <path> to skribe source path"))
+ (skribe-source-path-set! (cons path (skribe-source-path))))
+ (("-P" ?path (help "Add <path> to skribe image path"))
+ (skribe-image-path-set! (cons path (skribe-image-path))))
+ ((("-C" "--split-chapter") ?chapter (help "Emit chapter's sections in separate files"))
+ (set! *skribe-chapter-split* (cons chapter *skribe-chapter-split*)))
+ (("--eval" ?expr (help "Evaluate expression"))
+ (with-input-from-string expr
+ (lambda ()
+ (eval (skribe-read)))))
+ (("--no-init-file" (help "Dont load rc Skribe file"))
+ (set! *load-rc* #f))
+ ((("-p" "--preload") ?file (help "Preload file"))
+ (set! *skribe-preload* (cons file *skribe-preload*)))
+ ((("-u" "--use-variant") ?variant (help "use <variant> output format"))
+ (set! *skribe-variants* (cons variant *skribe-variants*)))
+ ((("-o" "--output") ?o (help "The output target name"))
+ (set! *skribe-dest* o)
+ (let* ((s (suffix o))
+ (c (assoc s *skribe-auto-mode-alist*)))
+ (if (and (pair? c) (symbol? (cdr c)))
+ (set! *skribe-engine* (cdr c)))))
+ ((("-b" "--base") ?base (help "The base prefix to be removed from hyperlinks"))
+ (set! *skribe-ref-base* base))
+ ;; skribe rc directory
+ ((("-d" "--rc-dir") ?dir (synopsis "Set the skribe RC directory"))
+ (set! *skribe-rc-directory* dir))
+ (else
+ (set! *skribe-src* (cons else *skribe-src*))))
+ ;; we have to configure according to the environment variables
+ (if engine (set! *skribe-engine* engine))
+ (set! *skribe-src* (reverse! *skribe-src*))
+ (skribe-path-set! (append (build-path-from-shell-variable "SKRIBEPATH")
+ (reverse! np)
+ (skribe-path)))))
+
+;*---------------------------------------------------------------------*/
+;* build-path-from-shell-variable ... */
+;*---------------------------------------------------------------------*/
+(define (build-path-from-shell-variable var)
+ (let ((val (getenv var)))
+ (if (string? val)
+ (string-case val
+ ((+ (out #\:))
+ (let* ((str (the-string))
+ (res (ignore)))
+ (cons str res)))
+ (#\:
+ (ignore))
+ (else
+ '()))
+ '())))
+
+;*---------------------------------------------------------------------*/
+;* load-rc ... */
+;*---------------------------------------------------------------------*/
+(define (load-rc)
+ (if *load-rc*
+ (let ((file (make-file-name *skribe-rc-directory* *skribe-rc-file*)))
+ (if (and (string? file) (file-exists? file))
+ (loadq file)))))
+