scratch.h

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#pragma once
 
#include <cx/cx.h>
#include <cx/thread/tlscleanup.h>
#include <cx/utils/compare.h>
 
#define SCRATCH_NBUFFERS 32
 
#define SCRATCH_MIN_BUFFER_SIZE 64
 
#define SCRATCH_MAX_REASONABLE_BUFFER_SIZE 1024
 
CX_C_BEGIN
 
typedef struct ScratchPerThreadInfo {
    int32 next;                    
    void* buf[SCRATCH_NBUFFERS];   
} ScratchPerThreadInfo;
 
// Thread-local pointer to scratch buffer state (internal use)
extern _Thread_local ScratchPerThreadInfo* _scratch_pti;
 
_Ret_notnull_ void* scratchGet(size_t sz);
 
CX_C_END