16 lines
466 B
C
16 lines
466 B
C
// define "Handle". split out of h_mgr.h to reduce dependencies.
|
|
|
|
#ifndef HANDLE_DEFINED
|
|
#define HANDLE_DEFINED
|
|
|
|
#include "lib/types.h"
|
|
|
|
// 0 = invalid handle value; < 0 is an error code.
|
|
// 64 bits, because we want tags to remain unique: tag overflow may
|
|
// let handle use errors slip through, or worse, cause spurious errors.
|
|
// with 32 bits, we'd need >= 12 for the index, leaving < 512K tags -
|
|
// not a lot.
|
|
typedef i64 Handle;
|
|
|
|
#endif // #ifndef HANDLE_DEFINED
|