Aidan Van Dyk <ai...@highrise.ca> writes:
> Since the general form seems to be to declare things as:
>    typedef struct foo { ... } foo;

> Is there any reason why we see any struct foo in the sources other
> than in the typedef line?

It gives an escape hatch in case you need a forward reference to the
struct, ie you can do "struct foo *" even before this.  But I agree that
90% of those struct tags are useless, and so the habit of tagging every
typedef this way is mostly legacy.

                        regards, tom lane

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