forked from KolibriOS/kolibrios
213 lines
3.4 KiB
C
213 lines
3.4 KiB
C
/*
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* Author Pavel Iakovlev
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*/
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#define MEMSIZE 4096*10
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#include "../lib/io.h"
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#include "../lib/obj/console.h"
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#include "../lib/array.h"
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byte initConsole = 0;
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Dictionary functions = {0};
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Dictionary variables = {0};
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#include "stdcall.h"
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#define bufferSize 10000;
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#define memoryBrainfuck 30000*4
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#define memoryByteBF 1
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#define stackBrainFuck 4*1024
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dword buffer = 0;
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word bufferSymbol = 0;
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dword memory = 0;
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dword stack = 0;
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dword code = 0;
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byte tempBuffer[100] = {0};
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void consoleInit()
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{
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IF(!initConsole)
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{
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load_dll(libConsole, #con_init, 0);
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con_init stdcall (-1, -1, -1, -1, "Lisp interpreter");
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initConsole = 0xFF;
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}
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}
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dword evalLisp()
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{
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byte s = 0;
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byte args = 0;
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dword pos = 0;
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dword name = 0;
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dword tmp = 0;
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dword dataArgs = 0;
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dword posArgs = 0;
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dword ret = 0;
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dword p = 0;
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dataArgs = malloc(16*4);
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posArgs = dataArgs;
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loop()
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{
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s = DSBYTE[code];
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while(s == ' ')
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{
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code++;
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s = DSBYTE[code];
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}
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if (!s) return 0;
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if (s==')')
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{
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code++;
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args--;
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ret = StdCall(args, name, dataArgs);
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free(name);
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//free(dataArgs);
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return ret;
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}
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if(s == '(')
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{
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code++;
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DSDWORD[posArgs] = evalLisp();
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args++;
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posArgs += 4;
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continue;
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}
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else if (!args)
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{
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if (s != ')') // name function
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{
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name = malloc(100);
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pos = name;
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while (s) && (s != ' ') && (s != ')')
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{
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DSBYTE[pos] = s;
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pos++;
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code++;
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s = DSBYTE[code];
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}
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DSBYTE[pos] = 0;
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args++;
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continue;
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}
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}
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else
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{
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if (s >= '0') && (s <= '9')
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{
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tmp = 0;
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while (s >= '0') && (s <= '9')
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{
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tmp *= 10;
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tmp += s-'0';
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code++;
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s = DSBYTE[code];
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}
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args++;
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DSDWORD[posArgs] = tmp;
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posArgs += 4;
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continue;
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}
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else if (s == '"')
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{
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tmp = malloc(100);
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p = tmp;
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code++;
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s = DSBYTE[code];
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while (s != '"') && (s)
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{
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DSBYTE[p] = s;
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p++;
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code++;
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s = DSBYTE[code];
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}
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DSBYTE[p] = 0;
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}
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else if(s >= 'A') && (s <= 'z')
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{
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tmp = malloc(100);
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p = tmp;
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while (s >= 'A') && (s <= 'z')
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{
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DSBYTE[p] = s;
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p++;
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code++;
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s = DSBYTE[code];
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}
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DSBYTE[p] = 0;
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args++;
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DSDWORD[posArgs] = tmp;
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posArgs += 4;
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continue;
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}
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DSDWORD[posArgs] = tmp;
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posArgs += 4;
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}
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code++;
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args++;
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}
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args--;
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ret = StdCall(args, name, dataArgs);
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free(name);
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//free(dataArgs);
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return ret;
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}
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void main()
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{
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dword brainFuckCode = 0;
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word maxLoop = 1000;
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dword txt = "(print (input \"test:\"))";
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buffer = malloc(bufferSize);
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memory = malloc(memoryBrainfuck);
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stack = malloc(stackBrainFuck);
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Init();
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IF(DSBYTE[I_Param])
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{
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IF(io.read(I_Param))
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{
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code = EAX;
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loop()
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{
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WHILE(DSBYTE[code] == ' ') code++;
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IF(DSBYTE[code]!='(') BREAK;
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ELSE code++;
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evalLisp();
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code--;
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IF(DSBYTE[code]!=')') BREAK;
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ELSE code++;
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}
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}
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}
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else
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{
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consoleInit();
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con_printf stdcall ("Lisp interpreter v1.3");
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while(maxLoop)
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{
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con_printf stdcall ("\r\n\r\nEnter code: ");
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con_gets stdcall(buffer, bufferSize);
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code = EAX;
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//code = txt;
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con_printf stdcall ("Output: ");
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evalLisp();
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maxLoop--;
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}
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}
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IF(initConsole) con_exit stdcall (0);
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ExitProcess();
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}
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