f09a033160
Add a dedicated OP_LUSH A B instruction that loads shell C functions directly from the registry, eliminating the need for upvalue allocation in mainfunc(), upvalue population in lua_load(), and the fragile LUSH_NUM_UPVALS heuristic. Every chunk no longer carries 4 extra upvalues.
25 lines
528 B
C
25 lines
528 B
C
/*
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** $Id: lcmd.h $
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** Command execution for backtick syntax
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** See Copyright Notice in lua.h
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*/
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#ifndef lcmd_h
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#define lcmd_h
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#include "lua.h"
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/* OP_LUSH sub-operation indices (B operand selects which function) */
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#define LUSH_OP_COMMAND 0
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#define LUSH_OP_INTERACTIVE 1
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#define LUSH_OP_GETENV 2
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#define LUSH_OP_SETENV 3
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#define LUSH_OP_COUNT 4
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int lushCmd_command (lua_State *L);
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int lushCmd_interactive (lua_State *L);
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int lushCmd_getenv (lua_State *L);
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int lushCmd_setenv (lua_State *L);
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#endif
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