Assignment-3/main.cpp

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C++
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#include <iostream>
#include <set>
#include "parser.hpp"
extern int yylex();
extern std::string* target_program;
extern std::set<std::string> symbols;
int main() {
if (!yylex()) {
// Write initial C++ stuff.
std::cout << "#include <iostream>" << std::endl;
std::cout << "int main() {" << std::endl;
// Write declaractions for all variables.
std::set<std::string>::iterator it;
for (it = symbols.begin(); it != symbols.end(); it++) {
std::cout << "double " << *it << ";" << std::endl;
}
// Write the program itself.
std::cout << std::endl << "/* Begin program */" << std::endl << std::endl;
std::cout << *target_program << std::endl;
std::cout << "/* End program */" << std::endl << std::endl;
// Write print statements for all symbols.
for (it = symbols.begin(); it != symbols.end(); it++) {
std::cout << "std::cout << \"" << *it << ": \" << " << *it << " << std::endl;" << std::endl;
}
// Write terminating brace.
std::cout << "}" << std::endl;
delete target_program;
target_program = NULL;
}
}