From 740899831e6385fdda656dd906ea2a3b8e62f8c9 Mon Sep 17 00:00:00 2001
From: David Kastrup <dak@gnu.org>
Date: Mon, 21 Nov 2011 17:48:07 +0100
Subject: [PATCH] ly:parser-include-string can't be executed asynchronously

---
 lily/lexer.ll              | 14 ++++++++------
 lily/lily-parser-scheme.cc |  3 ++-
 ly/init.ly                 |  4 ++--
 3 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/lily/lexer.ll b/lily/lexer.ll
index 32fa5f2b68..462ed8988e 100644
--- a/lily/lexer.ll
+++ b/lily/lexer.ll
@@ -392,11 +392,6 @@ BOM_UTF8	\357\273\277
 	}
 	char_count_stack_.back () += n;
 
-	for (size_t i = 0; i < pending_string_includes_.size (); i++)
-		new_input ("<included string>", pending_string_includes_[i],
-			   parser_->sources_);
-	pending_string_includes_.clear ();
-		
 	yylval.scm = sval;
 	return SCM_TOKEN;
 }
@@ -415,7 +410,14 @@ BOM_UTF8	\357\273\277
 	}
 	char_count_stack_.back () += n;
 
-	return scan_scm_id (sval);
+	for (size_t i = 0; i < pending_string_includes_.size (); i++)
+		new_input ("<included string>", pending_string_includes_[i],
+			   parser_->sources_);
+	pending_string_includes_.clear ();
+		
+	int token = scan_scm_id (sval);
+	if (!scm_is_eq (yylval.scm, SCM_UNSPECIFIED))
+	  return token;
 }
 
 <INITIAL,notes,lyrics>{ 
diff --git a/lily/lily-parser-scheme.cc b/lily/lily-parser-scheme.cc
index 50f02051b2..596987dd1e 100644
--- a/lily/lily-parser-scheme.cc
+++ b/lily/lily-parser-scheme.cc
@@ -228,7 +228,8 @@ LY_DEFINE (ly_parse_string_expression, "ly:parse-string-expression",
 LY_DEFINE (ly_parser_include_string, "ly:parser-include-string",
            2, 0, 0, (SCM parser_smob, SCM ly_code),
            "Include the string @var{ly-code} into the input stream"
-           " for @var{parser-smob}.")
+           " for @var{parser-smob}.  Can only be used in immediate"
+	   " Scheme expressions (@code{$} instead of @code{#}).")
 {
   LY_ASSERT_SMOB (Lily_parser, parser_smob, 1);
   Lily_parser *parser = unsmob_lily_parser (parser_smob);
diff --git a/ly/init.ly b/ly/init.ly
index 380d9d2a0b..25c2ba0afb 100644
--- a/ly/init.ly
+++ b/ly/init.ly
@@ -4,7 +4,7 @@
 #(if (and #t (defined? 'set-debug-cell-accesses!))
   (set-debug-cell-accesses! 5000))
 
-\version "2.14.0"
+\version "2.15.18"
 
 \include "declarations-init.ly"
 
@@ -23,7 +23,7 @@
 #(define book-output-suffix #f)
 #(use-modules (scm clip-region))
 
-#(if (ly:get-option 'include-settings)
+$(if (ly:get-option 'include-settings)
   (ly:parser-include-string parser
     (format #f "\\include \"~a\"" (ly:get-option 'include-settings))))
 
-- 
2.39.5