4 files changed, 28 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 24fed78478..e61327dec4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Jul  6 09:31:50 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* proc.c (make_curry_proc): should propagate lambda-ness.
+	  [ruby-core:24127]
+
 Sun Jul  5 14:04:36 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* thread.c (rb_threadptr_exec_event_hooks): new function to
diff --git a/proc.c b/proc.c
index 300e18d90a..ed44512ca1 100644
--- a/proc.c
+++ b/proc.c
@@ -1694,9 +1694,17 @@ static VALUE
 make_curry_proc(VALUE proc, VALUE passed, VALUE arity)
 {
     VALUE args = rb_ary_new3(3, proc, passed, arity);
+    rb_proc_t *procp;
+    int is_lambda;
+
+    GetProcPtr(proc, procp);
+    is_lambda = procp->is_lambda;
     rb_ary_freeze(passed);
     rb_ary_freeze(args);
-    return rb_proc_new(curry, args);
+    proc = rb_proc_new(curry, args);
+    GetProcPtr(proc, procp);
+    procp->is_lambda = is_lambda;
+    return proc;
 }
 
 static VALUE
@@ -1710,7 +1718,7 @@ curry(VALUE dummy, VALUE args, int argc, VALUE *argv, VALUE passed_proc)
     passed = rb_ary_plus(passed, rb_ary_new4(argc, argv));
     rb_ary_freeze(passed);
 
-    if(RARRAY_LEN(passed) < FIX2INT(arity)) {
+    if (RARRAY_LEN(passed) < FIX2INT(arity)) {
 	if (!NIL_P(passed_proc)) {
 	    rb_warn("given block not used");
 	}
diff --git a/test/ruby/test_proc.rb b/test/ruby/test_proc.rb
index 89ae569e34..0b43a03851 100644
--- a/test/ruby/test_proc.rb
+++ b/test/ruby/test_proc.rb
@@ -176,6 +176,18 @@ class TestProc < Test::Unit::TestCase
 
     b = proc { :foo }
     assert_equal(:foo, b.curry[])
+
+    b = lambda {|x, y, &b| b.call(x + y) }.curry
+    b = b.call(2) { raise }
+    b = b.call(3) {|x| x + 4 }
+    assert_equal(9, b)
+
+    l = proc {}
+    assert_equal(false, l.lambda?)
+    assert_equal(false, l.curry.lambda?, '[ruby-core:24127]')
+    l = lambda {}
+    assert_equal(true, l.lambda?)
+    assert_equal(true, l.curry.lambda?, '[ruby-core:24127]')
   end
  
   def test_curry_ski_fib
diff --git a/version.h b/version.h
index aa15ab449c..38be2bf8d6 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "1.9.1"
 #define RUBY_RELEASE_DATE "2009-07-12"
-#define RUBY_PATCHLEVEL 219
+#define RUBY_PATCHLEVEL 220
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 9
 #define RUBY_VERSION_TEENY 1