Ensures that signer is valid for time and was signed by the issuer. If the issuer is nil no verification is performed.
Extracts the certificate chain from the spec and calls verify to ensure the signatures and certificate chain is valid according to the policy..
Return the full path to the cached gem file matching the given name and version requirement. Returns ‘nil’ if no match.
Example:
get_path 'rake', '> 0.4' # "/usr/lib/ruby/gems/1.8/cache/rake-0.4.2.gem" get_path 'rake', '< 0.1' # nil get_path 'rak' # nil (exact name required)
Update RubyGems software to the latest version.
We want to use the same linker that Ruby uses, so that the linker flags from mkmf work properly.