New upstream version 2.19.65

[lilypond.git] / scm / framework-ps.scm

diff --git a/scm/framework-ps.scm b/scm/framework-ps.scm
index aee522e0fa7e53b55101b7f14350d7d27fe2eeaa..2cd9b5edc619bd6e067081cbbd521a30a65ef386 100644 (file)
--- a/scm/framework-ps.scm
+++ b/scm/framework-ps.scm
@@ -538,13 +538,22 @@
   (set! never-embed-font-list (list))
   (if (ly:get-option 'font-export-dir)
       (let ((dirname (format #f "~a" (ly:get-option 'font-export-dir))))
-        (if (file-exists? dirname)
-            (ly:debug
-             (_ "Font export directory `~a' already exists.") dirname)
-            (begin
-              (ly:debug
-               (_ "Making font export directory `~a'.") dirname)
-              (mkdir dirname)))))
+        (ly:debug
+         (_ "Making font export directory `~a'.") dirname)
+        (catch
+         'system-error
+         (lambda ()
+           ;; mkdir:
+           ;; When the directory already exists, it raises system-error.
+           (mkdir dirname))
+         (lambda stuff
+           ;; Catch the system-error
+           (if (= EEXIST (system-error-errno stuff))
+               ;; If the directory already exists, avoid error.
+               (ly:debug
+                (_ "Font export directory `~a' already exists.") dirname)
+               ;; If the cause is something else, re-throw the error.
+               (throw 'system-error (cdr stuff)))))))
   (if load-fonts?
       (for-each (lambda (f)
                   (format port "\n%%BeginFont: ~a\n" (car f))
@@ -590,8 +599,14 @@
   (define (metadata-encode val)
     ;; First, call ly:encode-string-for-pdf to encode the string (latin1 or
     ;; utf-16be), then escape all parentheses and backslashes
-    ;; FIXME guile-2.0: use (string->utf16 str 'big) instead
-
+    ;;
+    ;; NOTE: with guile-2.0+ ly:encode-string-for-pdf is not really needed and
+    ;; could be replaced with the following code:
+    ;;
+    ;;    (let* ((utf16be-bom #vu8(#xFE #xFF)))
+    ;;      (string-append (bytevector->string utf16be-bom "ISO-8859-1")
+    ;;                     (bytevector->string (string->utf16 val 'big) "ISO-8859-1")))
+    ;;
     (ps-quote (ly:encode-string-for-pdf val)))
   (define (metadata-lookup-output overridevar fallbackvar field)
     (let* ((overrideval (ly:modules-lookup (list header) overridevar))