kolibrios/programs/cmm/lisp/lisp.c

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/*
* Author Pavel Iakovlev
*/
#define MEMSIZE 4096*10
#include "../lib/io.h"
#include "../lib/obj/console.h"
#include "../lib/array.h"
byte initConsole = 0;
Dictionary functions = {0};
Dictionary variables = {0};
#include "stdcall.h"
#define bufferSize 10000;
#define memoryBrainfuck 30000*4
#define memoryByteBF 1
#define stackBrainFuck 4*1024
dword buffer = 0;
word bufferSymbol = 0;
dword memory = 0;
dword stack = 0;
dword code = 0;
byte tempBuffer[100] = {0};
void consoleInit()
{
IF(!initConsole)
{
load_dll(libConsole, #con_init, 0);
con_init stdcall (-1, -1, -1, -1, "Lisp interpreter");
initConsole = 0xFF;
}
}
dword evalLisp()
{
byte s = 0;
byte args = 0;
dword pos = 0;
dword name = 0;
dword tmp = 0;
dword dataArgs = 0;
dword posArgs = 0;
dword ret = 0;
dword p = 0;
dataArgs = malloc(16*4);
posArgs = dataArgs;
name = malloc(100);
pos = name;
loop()
{
s = DSBYTE[code];
while(s == ' ')
{
code++;
s = DSBYTE[code];
}
if (!s) || (s==')')
{
code++;
break;
}
if (!args)
{
if (s != ')') // name function
{
while (s != ' ') && (s != ')')
{
DSBYTE[pos] = s;
pos++;
code++;
s = DSBYTE[code];
}
code--;
}
}
else
{
if(s == '(')
{
code++;
tmp = evalLisp();
}
else if (s >= '0') && (s <= '9')
{
tmp = 0;
while (s >= '0') && (s <= '9')
{
tmp *= 10;
tmp += s-'0';
code++;
s = DSBYTE[code];
}
code--;
}
else if (s == '"')
{
tmp = malloc(100);
p = tmp;
code++;
s = DSBYTE[code];
while (s != '"') && (s)
{
DSBYTE[p] = s;
p++;
code++;
s = DSBYTE[code];
}
DSBYTE[p] = 0;
}
else if(s >= 'A') && (s <= 'z')
{
tmp = malloc(100);
p = tmp;
while (s >= 'A') && (s <= 'z')
{
DSBYTE[p] = s;
p++;
code++;
s = DSBYTE[code];
}
DSBYTE[p] = 0;
}
DSDWORD[posArgs] = tmp;
posArgs += 4;
}
code++;
args++;
}
args--;
ret = StdCall(args, name, dataArgs);
free(name);
free(dataArgs);
return ret;
}
void main()
{
dword brainFuckCode = 0;
word maxLoop = 1000;
dword txt = " (print 1)(print 2)";
buffer = malloc(bufferSize);
memory = malloc(memoryBrainfuck);
stack = malloc(stackBrainFuck);
Init();
IF(DSBYTE[I_Param])
{
IF(io.read(I_Param))
{
code = EAX;
loop()
{
WHILE(DSBYTE[code] == ' ') code++;
IF(DSBYTE[code]!='(') BREAK;
ELSE code++;
evalLisp();
code--;
IF(DSBYTE[code]!=')') BREAK;
ELSE code++;
}
}
}
else
{
consoleInit();
con_printf stdcall ("Lisp interpreter v1.2");
while(maxLoop)
{
con_printf stdcall ("\r\n\r\nEnter code: ");
con_gets stdcall(buffer, bufferSize);
code = EAX;
//code = txt;
con_printf stdcall ("Output: ");
nextLispLine:
while(DSBYTE[code] == ' ') code++;
if(DSBYTE[code] == '(') code++;
else goto endNext;
evalLisp();
code--;
if(DSBYTE[code]==')') code++;
else goto endNext;
IF(!DSBYTE[code]) goto endNext;
goto nextLispLine;
endNext:
maxLoop--;
}
}
IF(initConsole) con_exit stdcall (0);
ExitProcess();
}