继续翻译
5 Writing Recipes in Rules ************************** The recipe of a rule consists of one or more shell command lines to be executed, one at a time, in the order they appear. Typically, the result of executing these commands is that the target of the rule is brought up to date. Users use many different shell programs, but recipes in makefiles are always interpreted by `/bin/sh' unless the makefile specifies otherwise. *Note Recipe Execution: Execution.
5 在规则里写片段
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一个规则的片段有一行或多行地shell 命令组成。按照它们的顺序一次执行移行。典型地，执行这些命令的结果是，此规则的目的被更新为最新的状态。
用户可以使用不同的shell 程序，但是在makefile的片段里，却总是被认为是 /bin/sh， 除非makefile特别指定了其它的。*Note Recipe Execution: Execution
后文待续
本文转自健哥的数据花园博客园博客，原文链接：http://www.cnblogs.com/gaojian/archive/2012/09/27/2705246.html，如需转载请自行联系原作者
