fish-shell/intern.h

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/** \file intern.h
Library for pooling common strings
*/
/**
Return an identical copy of the specified string from a pool of unique strings. If the string was not in the pool, add a copy.
\param The string to return an interned copy of
*/
const wchar_t *intern( const wchar_t *in );
/**
Insert the specified string literal into the pool of unique
strings. The string will not first be copied, and it will not be
free'd on exit.
*/
const wchar_t *intern_static( const wchar_t *in );
/**
Free all interned strings
*/
void intern_free_all();