PCRE: Download a free copy of PCRE.
PCRE：下载PCRE的免费副本。
Table 1. ereg functions and their PCRE equivalents.
表1. ereg函数及其PCRE等效函数。
This lets you easily see what version of Snort and PCRE you're running.
这使您可以轻而易举地看到正在运行的Snort和PCRE的版本。
If your system lacks PCRE, the bundled code makes the build quick and easy.
如果系统缺少pcre，打包后的代码可以使构建变得简单快捷。
The "matches" operator allows a filter to apply to a specified Perl-compatible regular expression (PCRE).
操作符允许一个过滤器使用与Perl兼容的正则表达式（PCRE）。
Most packages like Snort and PCRE will want to write to protected directories that a typical user can't access.
Snort和PCRE等大多数软件包都需要写入受保护的目录，而普通用户通常无法访问这样的目录。
After installing PCRE, you should know what's next: running make install, again either as the root user or with the sudo command.
在安装了PCRE之后，下一步就是：再次运行makeinstall，同样以root用户的身份或使用sudo命令运行。
As with other PCRE implementations, you can refer to a subpattern match from within the replacement, allowing an operation to be self-referential.
正如其他PCRE实现一样，您可以从替换中引用子模式匹配，允许操作进行自引用。
You can use this tool to familiarize yourself with the Perl-compatible regular expression (PCRE) library and to debug or test regexps that you build with it.
可以使用此工具来熟悉兼容perl的正则表达式(Perl - compatibleregular expression,pcre)库和调试或测试使用其构建的regexp。
You can use this tool to familiarize yourself with the Perl-compatible regular expression (PCRE) library and to debug or test regexps that you build with it.
可以使用此工具来熟悉兼容perl的正则表达式(Perl - compatibleregular expression,pcre)库和调试或测试使用其构建的regexp。
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