(rlimit_resource_value): new function.
(proc_getrlimit): use rlimit_resource_type to accept
symbol and string as resource type.
(proc_setrlimit): use rlimit_resource_type and rlimit_resource_value
to accept symbol and string as resource type and values.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15579 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
setrlimit may fail with EINVAL.
reported by MIYAMUKO Katsuyuki. [ruby-dev:29174]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10649 b2dd03c8-39d4-4d8f-98ff-823fe69b080e