10FILE SCOPE VARIABLE DECLARATIONS AND STORAGE-CLASS SPECIFIERS
We’ll wrap up Part I by implementing a few important features related to function and variable declarations. We’ll add support for variable declarations at file scope—that is, at the top level of a source file—and introduce the static and extern keywords. These keywords are storage-class specifiers that control a declaration’s linkage and the storage duration of the declared object (how long that object exists in memory).
We’ll spend most of this chapter on the ...
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