Bucky Kittinger
91 lines
2.7 KiB
Plaintext
91 lines
2.7 KiB
Plaintext
// Declares clang::SyntaxOnlyAction.
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#include "clang/Frontend/FrontendActions.h"
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#include "clang/Tooling/CommonOptionsParser.h"
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#include "clang/Tooling/Tooling.h"
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#include <iostream>
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#include <sstream>
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// Declares llvm::cl::extrahelp.
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Program.h"
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#include "llvm/Support/Path.h"
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using namespace clang::tooling;
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using namespace llvm;
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#define COMPILER_NAME "cdt-cc"
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#include <compiler_options.hpp>
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int main(int argc, const char **argv) {
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// fix to show version info without having to have any other arguments
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for (int i=0; i < argc; i++) {
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if (argv[i] == std::string("-v")) {
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eosio::cdt::environment::exec_subprogram("clang-9", {"-v"});
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return 0;
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}
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}
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cl::SetVersionPrinter([](llvm::raw_ostream& os) {
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os << COMPILER_NAME << " version " << "${VERSION_FULL}" << "\n";
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});
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cl::ParseCommandLineOptions(argc, argv, std::string(COMPILER_NAME)+" (Eosio C -> WebAssembly compiler)");
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Options opts = CreateOptions();
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if (opts.abigen) {
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llvm::outs() << "Warning, ABI generation is only available with cdt-abigen or cdt-cpp\n";
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}
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std::vector<std::string> outputs;
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for (auto input : opts.inputs) {
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std::vector<std::string> new_opts = opts.comp_options;
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SmallString<64> res;
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llvm::sys::path::system_temp_directory(true, res);
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std::string tmp_file = std::string(res.c_str())+"/"+input+"-tmp.c";
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std::string output;
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auto src = SmallString<64>(input);
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llvm::sys::path::remove_filename(src);
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std::string source_path = src.str().empty() ? "." : src.str();
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new_opts.insert(new_opts.begin(), "-I" + source_path);
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output = tmp_file+".o";
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new_opts.insert(new_opts.begin(), input);
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if (!opts.link) {
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output = opts.output_fn.empty() ? "a.out" : opts.output_fn;
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}
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new_opts.insert(new_opts.begin(), "-o"+output);
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outputs.push_back(output);
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if (!eosio::cdt::environment::exec_subprogram("clang-9", new_opts)) {
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llvm::sys::fs::remove(tmp_file);
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return -1;
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}
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llvm::sys::fs::remove(tmp_file);
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}
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// then link
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//
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if (opts.link) {
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std::vector<std::string> new_opts = opts.ld_options;
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for (auto input : outputs) {
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new_opts.insert(new_opts.begin(), input);
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}
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if (!eosio::cdt::environment::exec_subprogram("cdt-ld", new_opts)) {
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for (auto input : outputs) {
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llvm::sys::fs::remove(input);
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}
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return -1;
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}
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for (auto input : outputs) {
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llvm::sys::fs::remove(input);
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}
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if ( !llvm::sys::fs::exists( opts.output_fn ) ) {
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return -1;
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}
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}
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return 0;
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}
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