sample: avoid "include OpenSSL"

It is not a common practice and should not be done since it causes name
clash: for example, Digest and Random are provided by other standard
libraries of Ruby.

Fixes: https://github.com/ruby/openssl/issues/419

1 files changed, 5 insertions, 6 deletions

diff --git a/sample/smime_read.rb b/sample/smime_read.rb
index a70105fd..b617c6e3 100644
--- a/sample/smime_read.rb
+++ b/sample/smime_read.rb
@@ -1,6 +1,5 @@
 require 'optparse'
 require 'openssl'
-include OpenSSL
 
 options = ARGV.getopts("c:k:C:")
 
@@ -10,14 +9,14 @@ ca_path   = options["C"]
 
 data = $stdin.read
 
-cert = X509::Certificate.new(File::read(cert_file))
-key = PKey::read(File::read(key_file))
-p7enc = PKCS7::read_smime(data)
+cert = OpenSSL::X509::Certificate.new(File::read(cert_file))
+key = OpenSSL::PKey::read(File::read(key_file))
+p7enc = OpenSSL::PKCS7::read_smime(data)
 data = p7enc.decrypt(key, cert)
 
-store = X509::Store.new
+store = OpenSSL::X509::Store.new
 store.add_path(ca_path)
-p7sig = PKCS7::read_smime(data)
+p7sig = OpenSSL::PKCS7::read_smime(data)
 if p7sig.verify([], store)
   puts p7sig.data
 end