mirror of
https://github.com/alliedmodders/amxmodx.git
synced 2024-12-25 14:25:38 +03:00
b706108ed6
commit 011d9b6b07d904ad1e81ef7c747269903e2d47c4
Author: David Anderson <dvander@alliedmods.net>
Date: Mon Jan 11 00:17:08 2010 -0600
Initial import from Subversion (amxmodx/trunk rev 3757).
141 lines
2.8 KiB
C++
Executable File
141 lines
2.8 KiB
C++
Executable File
/* AMX Assembler
|
|
* Copyright (C)2004 David "BAILOPAN" Anderson
|
|
*
|
|
* This software is provided 'as-is', without any express or implied
|
|
* warranty. In no event will the authors be held liable for any damages
|
|
* arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any purpose,
|
|
* including commercial applications, and to alter it and redistribute it
|
|
* freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you must not
|
|
* claim that you wrote the original software. If you use this software
|
|
* in a product, an acknowledgment in the product documentation would be
|
|
* appreciated but is not required.
|
|
* 2. Altered source versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software.
|
|
* 3. This notice may not be removed or altered from any source distribution.
|
|
*
|
|
* Version: $Id: amx_symbol.cpp 835 2004-08-12 16:31:50Z dvander $
|
|
*/
|
|
|
|
#include "amxasm.h"
|
|
|
|
bool is_valid_symbol_marker(char c)
|
|
{
|
|
if (c >= '0' && c <= '9')
|
|
return true;
|
|
if (isletter(c))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
bool IsValidSymbol(std::string &text)
|
|
{
|
|
size_t i = 0;
|
|
|
|
if (!text.size() || !isletter(text[0]))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
for (i=0; i<text.size(); i++)
|
|
{
|
|
if (!is_valid_symbol_marker(text[i]))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void SymbolList::Clear()
|
|
{
|
|
std::list<SymbolList::Symbol *>::iterator i;
|
|
|
|
for (i=List.begin(); i!=List.end(); i++)
|
|
{
|
|
if ( (*i) )
|
|
delete (*i);
|
|
}
|
|
|
|
List.clear();
|
|
}
|
|
|
|
SymbolList::~SymbolList()
|
|
{
|
|
Clear();
|
|
}
|
|
|
|
bool SymbolList::Symbol::IsEqual(std::string &s)
|
|
{
|
|
return (sym.compare(s)==0);
|
|
}
|
|
|
|
SymbolList::Symbol* SymbolList::AddSymbol(const char *szSym, SymbolType type, int line)
|
|
{
|
|
SymbolList::Symbol *S = new SymbolList::Symbol;
|
|
|
|
S->line = line;
|
|
S->type = type;
|
|
S->sym.assign(szSym);
|
|
|
|
List.push_back(S);
|
|
return S;
|
|
}
|
|
|
|
SymbolList::Symbol *SymbolList::AddSymbol(std::string &sym, SymbolType type, int line)
|
|
{
|
|
SymbolList::Symbol *S = new SymbolList::Symbol;
|
|
|
|
S->line = line;
|
|
S->type = type;
|
|
S->sym.assign(sym);
|
|
|
|
List.push_back(S);
|
|
return S;
|
|
}
|
|
|
|
SymbolList::Symbol* SymbolList::FindSymbol(std::string &sym)
|
|
{
|
|
std::list<Symbol*>::iterator i;
|
|
for (i=List.begin(); i!=List.end(); i++)
|
|
{
|
|
if ((*i)->IsEqual(sym))
|
|
return (*i);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void SymbolList::PrintTable()
|
|
{
|
|
std::list<Symbol*>::iterator i;
|
|
for (i=List.begin(); i!=List.end(); i++)
|
|
{
|
|
printf("Symbol \"%s\" defined on line %d\n", (*i)->sym.c_str(), (*i)->line);
|
|
}
|
|
}
|
|
|
|
bool SymbolList::EraseSymbol(std::string &sym)
|
|
{
|
|
std::list<SymbolList::Symbol *>::iterator i;
|
|
SymbolList::Symbol *S = 0;
|
|
|
|
for (i=List.begin(); i!=List.end(); i++)
|
|
{
|
|
S = (*i);
|
|
if ( S && S->IsEqual(sym) )
|
|
{
|
|
delete S;
|
|
i = List.erase(i);
|
|
S = 0;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|