* process.c (proc_spawn_v): should spawn, not exec.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29697 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Fri Nov  5 12:17:59 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* process.c (proc_spawn_v): should spawn, not exec.
+
 Fri Nov  5 01:21:31 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* process.c (proc_exec_v, proc_spawn_v): try to execute with sh if

process.c

@@ -1184,7 +1184,9 @@ proc_spawn_v(char **argv, char *prog)
     status = spawnv(P_WAIT, prog, argv);
     preserving_errno({
 	rb_last_status_set(status == -1 ? 127 : status, 0);
-	try_with_sh(prog, argv);
+	*argv = (char *)prog;
+	*--argv = (char *)"sh";
+	status = spawnv("/bin/sh", argv);
 	after_exec();
     });
     return status;