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#include "config.h"
#include "recipe.h"
#include "lexer.h"
#include "token.h"
#include "funcs.h"
Recipe::Recipe() : firstNode(0), lastNode(0),
topNode(0)
{
}
Recipe::~Recipe()
{
RecipeNode *n;
while ((n=firstNode) != 0)
{
firstNode=n->nextNode;
delete n;
}
}
RecipeNode *Recipe::alloc(RecipeNode::RecipeNodeType t)
{
RecipeNode *n=new RecipeNode(t);
if (!n) outofmem();
n->prevNode=lastNode;
n->nextNode=0;
if (lastNode) lastNode->nextNode=n;
else firstNode=n;
lastNode=n;
n->linenum=lex->Linenum();
return (n);
}
void Recipe::errmsg(RecipeNode &r, const char *emsg)
{
lex->errmsg(r.linenum, emsg);
}
void Recipe::ExecuteRecipe()
{
Buffer b;
if (topNode) topNode->Evaluate(*this, b);
}
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