* lib/irb.rb (IRB::Irb::eval_input): warn and exit if $SAFE >=3

  after input evaluation.

* lib/irb.rb (IRB::Irb::eval_input): untaint input string.  now
  irb works for levels 1 and 2.

* ext/syck/rubyext.c (syck_loader_transfer): should not use
  rb_cProc directly, since type_proc may be Proc, Block, or
  Method.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3931 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 0 deletions

diff --git a/process.c b/process.c
index 972c9e8eed..6c06c2b6bb 100644
--- a/process.c
+++ b/process.c
@@ -1283,6 +1283,9 @@ proc_setgroups(VALUE obj, VALUE ary)
 	    }
 	    else {
 		gr = getgrnam(RSTRING(g)->ptr);
+		if (gr == NULL)
+		    rb_raise(rb_eArgError, "can't find group for %s", RSTRING(g)->ptr);
+		groups[i] = gr->gr_gid;
 	    }
 	}
     }