1 1 5 Writing Recipes in Rules 1 ************************** 1 1 The recipe of a rule consists of one or more shell command lines to be 1 executed, one at a time, in the order they appear. Typically, the 1 result of executing these commands is that the target of the rule is 1 brought up to date. 1 1 Users use many different shell programs, but recipes in makefiles are 1 always interpreted by '/bin/sh' unless the makefile specifies otherwise. 1 ⇒Recipe Execution Execution. 1
1 · Recipe Syntax Recipe syntax features and pitfalls. · Echoing How to control when recipes are echoed. · Execution How recipes are executed. · Parallel How recipes can be executed in parallel. · Errors What happens after a recipe execution error. · Interrupts What happens when a recipe is interrupted. · Recursion Invoking 'make' from makefiles. · Canned Recipes Defining canned recipes. · Empty Recipes Defining useful, do-nothing recipes. 1