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Rewrite ZipOS

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This reduces the virtual memory usage of Emacs for me by 30%. We now
have a simpler implementation that uses read(), rather mmap()ing the
whole executable.
This commit is contained in:
Justine Tunney 2023-10-03 07:27:25 -07:00
parent ff77f2a6af
commit b01282e23e
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GPG key ID: BE714B4575D6E328
21 changed files with 408 additions and 421 deletions
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6
libc/runtime/symbols.internal.h
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@ -26,6 +26,12 @@ struct SymbolTable {
struct Symbol symbols[]; /* sorted and non-overlapping intervals */
};
struct SymbolTableLoader {
_Atomic(unsigned) once;
struct SymbolTable *st;
};
extern struct SymbolTableLoader __symtab;
struct SymbolTable *GetSymbolTable(void);
const char *FindComBinary(void);
const char *FindDebugBinary(void);