(define-public (ly:system command)
(let* ((status 0)
- (silenced
- (string-append command (if (ly:get-option 'verbose)
- ""
- " > /dev/null 2>&1 "))))
-
+ (dev-null "/dev/null")
+ (silenced (if (or (ly:get-option 'verbose)
+ (not (access? dev-null W_OK)))
+ command
+ (format #f "~a > ~a 2>&1 " command dev-null))))
(if (ly:get-option 'verbose)
- (format (current-error-port) (_ "Invoking `~a'...") command))
+ (ly:message (_ "Invoking `~a'...") command))
(set! status (system silenced))
(if (> status 0)
(begin
- (format (current-error-port) (_ "`~a' failed (~a)") command status)
- (newline (current-error-port))))))
+ (ly:message (_ "`~a' failed (~a)") command status)
+ (ly:progress "\n")
+ ;; hmmm. what's the best failure option?
+ (throw 'ly-file-failed)))))
(define-public (sanitize-command-option str)
(string-append
"\""))
(define-public (postscript->pdf papersizename name)
- (let* ((cmd (string-append "ps2pdf "
- (string-append
- " -sPAPERSIZE="
- (sanitize-command-option papersizename)
- " "
- name)))
- (pdf-name (string-append (basename name ".ps") ".pdf" )))
+ (let* ((pdf-name (string-append (basename name ".ps") ".pdf" ))
+ (cmd (format #f
+ "gs\
+ -dSAFER\
+ -dCompatibilityLevel=1.4 \
+ -sPAPERSIZE=~a\
+ -q\
+ -dNOPAUSE\
+ -dBATCH\
+ -sDEVICE=pdfwrite\
+ -sOutputFile=~S\
+ -c .setpdfwrite\
+ -f ~S\
+"
+ (sanitize-command-option papersizename)
+ pdf-name
+ name)))
+ ;; The wrapper on windows cannot handle `=' signs,
+ ;; gs has a workaround with #.
+ (if (eq? PLATFORM 'windows)
+ (set! cmd (string-regex-substitute "=" "#" cmd)))
(if (access? pdf-name W_OK)
(delete-file pdf-name))
- (format (current-error-port) (_ "Converting to `~a'...") pdf-name)
+ (ly:message (_ "Converting to `~a'...") pdf-name)
+ (ly:progress "\n")
(ly:system cmd)))
-(define-public (postscript->png resolution name)
- (let ((cmd (string-append
- "ps2png --resolution="
- (if (number? resolution)
- (number->string resolution)
- "90 ")
- (if (ly:get-option 'verbose)
- " --verbose "
- " ")
- name)))
+(define-public (postscript->png resolution papersizename name)
+ (let* ((prefix (ly:effective-prefix))
- (ly:system cmd)))
+ ;; run the source, if we are in the build-directory
+ (ps2png-source (if prefix
+ (format "~a/scripts/lilypond-ps2png.py" prefix)
+ "lilypond-ps2png"))
+ (cmd (format #f
+ "~a --resolution=~S --papersize=~a~a ~S"
+ (if (file-exists? ps2png-source)
+ (format "python ~a" ps2png-source)
+ "lilypond-ps2png")
+ resolution
+ (sanitize-command-option papersizename)
+ (if (ly:get-option 'verbose) " --verbose " "")
+ name)))
+ ;; Do not try to guess the name of the png file,
+ ;; GS produces PNG files like BASE-page%d.png.
+ ;;(ly:message (_ "Converting to `~a'...")
+ ;; (string-append (basename name ".ps") "-page1.png" )))
+ (ly:message (_ "Converting to ~a...") "PNG")
+ (ly:system cmd)
+ (ly:progress "\n")))
(define-public (postprocess-output paper-book module filename formats)
(for-each
(lambda (f)
- ((eval (string->symbol (string-append "convert-to-" f))
- module)
+ ((eval (string->symbol (string-append "convert-to-" f)) module)
paper-book filename))
-
formats))
(define-public (completize-formats formats)
(if (member x formats) (set! new-fmts (cons x new-fmts))))
'("tex" "dvi" "ps" "pdf" "png"))
- new-fmts)
+ (uniq-list (reverse new-fmts)))
+
+(define (header-to-file file-name key value)
+ (set! key (symbol->string key))
+ (if (not (equal? "-" file-name))
+ (set! file-name (string-append file-name "." key)))
+ (ly:message (_ "Writing header field `~a' to `~a'...")
+ key
+ (if (equal? "-" file-name) "<stdout>" file-name))
+ (if (equal? file-name "-")
+ (display value)
+ (display value (open-file file-name "w")))
+ (ly:progress "\n")
+ "")
+
+(define-public (output-scopes scopes fields basename)
+ (define (output-scope scope)
+ (apply
+ string-append
+ (module-map
+ (lambda (sym var)
+ (let ((val (if (variable-bound? var) (variable-ref var) "")))
+ (if (and (memq sym fields) (string? val))
+ (header-to-file basename sym val))
+ ""))
+ scope)))
+ (apply string-append (map output-scope scopes)))