[51b7345] | 1 | /* -*- C++ -*- */ |
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| 2 | #include "ParseNode.h" |
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| 3 | using namespace std; |
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| 4 | |
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| 5 | // Builder |
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| 6 | int ParseNode::indent_by = 4; |
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| 7 | |
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| 8 | ParseNode::ParseNode(void): next( 0 ) {}; |
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| 9 | ParseNode::ParseNode (string _name) : name(_name), next( 0 ) {} |
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| 10 | |
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| 11 | ParseNode *ParseNode::set_name (string _name) { |
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| 12 | name = _name; |
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| 13 | |
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| 14 | return this; |
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| 15 | } |
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| 16 | |
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| 17 | ParseNode *ParseNode::set_name (string *_name) { |
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| 18 | name = *_name; // deep copy |
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| 19 | delete _name; |
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| 20 | |
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| 21 | return this; |
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| 22 | } |
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| 23 | |
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| 24 | ParseNode::~ParseNode(void){ |
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| 25 | delete next; |
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| 26 | }; |
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| 27 | |
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| 28 | string ParseNode::get_name(void) { |
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| 29 | return name; |
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| 30 | } |
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| 31 | |
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| 32 | ParseNode *ParseNode::get_link(void) const { |
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| 33 | return next; |
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| 34 | } |
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| 35 | |
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| 36 | ParseNode *ParseNode::get_last(void) { |
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| 37 | ParseNode * current = this; |
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| 38 | |
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| 39 | while(current->get_link() != 0) |
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| 40 | current = current->get_link(); |
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| 41 | |
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| 42 | return current; |
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| 43 | } |
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| 44 | |
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| 45 | ParseNode *ParseNode::set_link(ParseNode *_next){ |
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| 46 | ParseNode *follow; |
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| 47 | |
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| 48 | if(_next == 0) return this; |
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| 49 | |
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| 50 | for(follow = this; follow->next != 0; follow = follow->next); |
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| 51 | follow->next = _next; |
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| 52 | |
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| 53 | return this; |
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| 54 | } |
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| 55 | |
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| 56 | const string ParseNode::get_name(void) const { |
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| 57 | return name; |
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| 58 | } |
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| 59 | |
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| 60 | void ParseNode::print(std::ostream &os, int indent) const |
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| 61 | { |
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| 62 | } |
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| 63 | |
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| 64 | |
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| 65 | void ParseNode::printList(std::ostream &os, int indent) const |
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| 66 | { |
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| 67 | print( os, indent ); |
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| 68 | |
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| 69 | if( next ) { |
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| 70 | next->printList( os, indent ); |
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| 71 | } |
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| 72 | } |
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| 73 | |
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| 74 | ParseNode &ParseNode::operator,(ParseNode &p){ |
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| 75 | set_link(&p); |
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| 76 | |
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| 77 | return *this; |
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| 78 | } |
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| 79 | |
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| 80 | ParseNode *mkList(ParseNode &pn){ |
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| 81 | /* it just relies on `operator,' to take care of the "arguments" and provides |
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| 82 | a nice interface to an awful-looking address-of, rendering, for example |
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| 83 | (StatementNode *)(&(*$5 + *$7)) into (StatementNode *)mkList(($5, $7)) |
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| 84 | (although "nice" is probably not the word) |
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| 85 | */ |
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| 86 | |
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| 87 | return &pn; |
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| 88 | } |
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| 89 | |
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| 90 | |
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| 91 | // Local Variables: // |
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| 92 | // mode: C++ // |
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| 93 | // compile-command: "gmake" // |
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| 94 | // End: // |
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