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51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
/*************************************
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* C02 Variable Management Routines *
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*************************************/
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/* Variable Table */
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char varnam[MAXVAR+1][VARLEN+1]; //Variable Name Table
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char varmod[MAXVAR+1]; //Variable Modifier
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char vartyp[MAXVAR+1]; //Variable Type
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char varsiz[MAXVAR+1][4]; //Variable Array
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int varcnt; //Number of Variables in Table
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int varidx; //Index into Variable Tables
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char vrname[MAXVAR+1]; //Variable Name
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int vrwrtn; //Variables Written Flag
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/*
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int varidx; //Index into Variable Table
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int vrtype; //Variable Type
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*/
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enum vtypes {VTVOID, VTCHAR}; //Variable Types
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char datvar[DATASPC+1]; //Variable Data Storage
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char datlen[MAXVAR+1]; //Variable Data Length
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char dattyp[MAXVAR+1]; //Variable Data Type
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char dattmp[256]; //Variable Temporary Data
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int dtype; //Data Type
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int dlen; //Length of Variable Data
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int dsize; //Total Data Length
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enum dtypes {DTBYTE, DTSTR, DTARRY}; //Variable Data Types
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enum mtypes {MTNONE, MTALGN, MTZP}; //Variable Modifier Types
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int symdef(char *name); //Is Variable defined (TRUE or FALSE)
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int zpaddr; //Current Zero-Page Address
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char fncnam[VARLEN+1]; //Function Name
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char prmtra[VARLEN+1]; //Function Parameter A
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char prmtrx[VARLEN+1]; //Function Parameter X
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char prmtry[VARLEN+1]; //Function Parameter Y
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int prmcnt; //Number of Parameters
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void chksym(int alwreg, char *name); //Error if Variable not defined
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void prsdts(); //Parse Data String
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void setdat(); //Set Variable Data
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void setvar(int m, int t); //Set Variable Name and Size
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void pdecl(int m, int t); //Parse Variable Declaration
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void vartbl(); //Create Variable Table
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