AST printer and command line tool, some fixes.

CMakeLists.txt

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+cmake_policy(SET CMP0015 NEW)
+
+aux_source_directory(. SRC_LIST)
+
+include_directories(..)
+
+set(EXECUTABLE solc)
+
+add_executable(${EXECUTABLE} ${SRC_LIST})
+
+target_link_libraries(${EXECUTABLE} solidity)
+target_link_libraries(${EXECUTABLE} devcore)
+
+if ("${TARGET_PLATFORM}" STREQUAL "w64")
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static-libgcc -static-libstdc++")
+	target_link_libraries(${EXECUTABLE} gcc)
+	target_link_libraries(${EXECUTABLE} gdi32)
+	target_link_libraries(${EXECUTABLE} ws2_32)
+	target_link_libraries(${EXECUTABLE} mswsock)
+	target_link_libraries(${EXECUTABLE} shlwapi)
+	target_link_libraries(${EXECUTABLE} iphlpapi)
+	target_link_libraries(${EXECUTABLE} boost_thread_win32-mt-s)
+	set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS)
+elseif (UNIX)
+else ()
+	find_package(Threads REQUIRED)
+	target_link_libraries(${EXECUTABLE} ${CMAKE_THREAD_LIBS_INIT})
+endif ()
+
+install( TARGETS ${EXECUTABLE} DESTINATION bin )
+

main.cpp

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+
+#include <string>
+#include <iostream>
+
+#include <libdevcore/Common.h>
+#include <libdevcore/CommonData.h>
+#include <libdevcore/CommonIO.h>
+#include <libsolidity/Scanner.h>
+#include <libsolidity/Parser.h>
+#include <libsolidity/ASTPrinter.h>
+
+namespace dev {
+namespace solidity {
+
+ptr<ASTNode> parseAST(std::string const& _source)
+{
+	ptr<Scanner> scanner = std::make_shared<Scanner>(CharStream(_source));
+	Parser parser;
+	return parser.parse(scanner);
+}
+
+} } // end namespaces
+
+void help()
+{
+	std::cout
+		<< "Usage solc [OPTIONS] <file>" << std::endl
+		<< "Options:" << std::endl
+		<< "    -h,--help  Show this help message and exit." << std::endl
+		<< "    -V,--version  Show the version and exit." << std::endl;
+	exit(0);
+}
+
+void version()
+{
+	std::cout
+			<< "solc, the solidity complier commandline interface " << dev::Version << std::endl
+			<< "  by Christian <c@ethdev.com>, (c) 2014." << std::endl
+			<< "Build: " << DEV_QUOTED(ETH_BUILD_PLATFORM) << "/" << DEV_QUOTED(ETH_BUILD_TYPE) << std::endl;
+	exit(0);
+}
+
+int main(int argc, char** argv)
+{
+	std::string infile;
+
+	for (int i = 1; i < argc; ++i)
+	{
+		std::string arg = argv[i];
+		if (arg == "-h" || arg == "--help")
+			help();
+		else if (arg == "-V" || arg == "--version")
+			version();
+		else
+			infile = argv[i];
+	}
+
+	std::string src;
+	if (infile.empty())
+	{
+		std::string s;
+		while (!std::cin.eof())
+		{
+			getline(std::cin, s);
+			src.append(s);
+		}
+	} else {
+		src = dev::asString(dev::contents(infile));
+	}
+
+	std::cout << "Parsing..." << std::endl;
+	// @todo catch exception
+	dev::solidity::ptr<dev::solidity::ASTNode> ast = dev::solidity::parseAST(src);
+	std::cout << "Syntax tree for the contract:" << std::endl;
+	dev::solidity::ASTPrinter printer(ast, src);
+	printer.print(std::cout);
+	return 0;
+}