新闻 CUPS 2.0.2 发布，Unix/Linux 打印程序 下载

CUPS 2.0.2 发布，此版本现已提供在：http://www.cups.org/software.php。

此版本修复了一个潜在的缓冲溢出问题，还有一些常规的 bug 修复：

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  Security: cupsRasterReadPixels buffer overflow with invalid page header and compressed raster data (STR #4551)
  
  
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  Command-line programs were not localized on Mac OS X (<rdar://problem/14546232>)
  
  
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  The scheduler incorrectly cleared the MakeModel string in the printers.conf file after a restart (<rdar://problem/16827518>)
  
  
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  CUPS did not compile with older versions of GNU TLS (STR #4527)
  
  
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  CUPS did not compile without Avahi or mDNSResponder (STR #4523)
  
  
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  ippLength() did not return the correct length for IPP_TAG_CONST string values.
  
  
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  The scheduler incorrectly aborted jobs after a job was restarted (<rdar://problem/19129387>)
  
  
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  The cups-files.conf file contained the old ServerCertificate/Key directives instead of ServerKeychain.
  
  
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  Fixed builds when no SSL/TLS library is available, or when explicitly disabled (STR #4531)
  
  
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  Fixed an OpenBSD charset transcoding issue.
  
  
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  Fixed USB printing on OpenBSD (STR #4525)
  
  
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  The --without-xinetd configure option did not work (STR #4542)
  
  
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  Backends needing to load OS X kernel extensions did not work (<rdar://problem/19015679>)
  
  
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  Mapping of PPD keywords to IPP keywords did not work if the PPD keyword was already an IPP keyword (<rdar://problem/19121005>)
  
  
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  cupsGetPPD* sent bad requests (STR #4567)
  
  
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  ippserver used the wrong temporary directory on Windows (STR #4547)
  
  
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  ippserver did not handle Bonjour registrations properly (STR #4548)
  
  
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  The scheduler could crash during shutdown if Avahi was shutdown first (STR #4550)
  
  
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  Added a USB quirk rule for Intermec printers (STR #4553)
  
  
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  The scheduler did not always log which configuration file had the error (STR #4559)
  
  
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  The ippfind and ipptool programs now correctly match hostnames with trailing dots (STR #4563)
  
  
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  The ipptool timeout option did not work (STR #4515)
  
  
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  Fixed several issues with client.conf, CUPS_SERVER, and the "-h" option of most commands (STR #4528)
  
  
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  Another change for OpenBSD (STR #4526)
  
  
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  Added Japanese localization (STR #4524)
  
  
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  Documentation changes (STR #4569)
  

Enjoy!

Unix/Linux下打印总是有许多限制。但若安装了CUPS（Common UNIX Printing System），你将会得到一个完整的打印解决方案。

在UNIX/Linux 下打印的方法很久以来都是用lpd（命令行方式的打印守护程序），它不支持IPP（Internet打印协议），而且也不支持同时使用多个打印设备。

CUPS给Unix/Linux用户提供了一种可靠有效的方法来管理打印。它支持IPP，并提供了LPD，SMB（服务消息块，如配置为微软WINDOWS的打印机）、JetDirect等接口。CUPS还可以浏览网络打印机。
CUPS 2.0.2 发布，Unix/Linux 打印程序下载地址