yugui	2009-01-28 18:22:07 +0900 (Wed, 28 Jan 2009)

  New Revision: 21827

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=21827

  Log:
    merges r21746 from trunk into ruby_1_9_1.
    * signal.c (trap_handler): also accepts symbols.  [ruby-dev:37823]

  Modified files:
    branches/ruby_1_9_1/ChangeLog
    branches/ruby_1_9_1/signal.c

Index: ruby_1_9_1/ChangeLog
===================================================================
--- ruby_1_9_1/ChangeLog	(revision 21826)
+++ ruby_1_9_1/ChangeLog	(revision 21827)
@@ -1,3 +1,7 @@
+Fri Jan 23 13:26:45 2009  Nobuyoshi Nakada  <nobu@r...>
+
+	* signal.c (trap_handler): also accepts symbols.  [ruby-dev:37823]
+
 Thu Jan 22 18:14:04 2009  Nobuyoshi Nakada  <nobu@r...>
 
 	* lib/mkmf.rb (create_makefile): removes installed files under
Index: ruby_1_9_1/signal.c
===================================================================
--- ruby_1_9_1/signal.c	(revision 21826)
+++ ruby_1_9_1/signal.c	(revision 21827)
@@ -753,6 +753,10 @@
     }
     else {
 	command = rb_check_string_type(*cmd);
+	if (NIL_P(command) && SYMBOL_P(*cmd)) {
+	    command = rb_id2str(SYM2ID(*cmd));
+	    if (!command) rb_raise(rb_eArgError, "bad handler");
+	}
 	if (!NIL_P(command)) {
 	    SafeStringValue(command);	/* taint check */
 	    *cmd = command;

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