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waforthc: Command-line tweaks

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This commit is contained in:
Remko Tronçon 2022-11-12 20:36:35 +01:00
parent 8ec609e9f9
commit 433af5dd96
2 changed files with 17 additions and 4 deletions
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2
src/waforthc/Makefile
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@ -86,6 +86,8 @@ waforth_wabt_wasm-rt_h.h: $(WABT_WASM2C_SRC_DIR)/wasm-rt.h
waforth_core.wasm: ../waforth.wat
$(WAT2WASM) $(WAT2WASM_FLAGS) -o $@ $<
.PHONY: package
.PHONY: check
check:
-rm -f test test.out

19
src/waforthc/waforthc.cpp
View file

@ -40,6 +40,10 @@ using defer = std::shared_ptr<void>;
static wabt::Features features;
static std::unique_ptr<wabt::FileStream> stderrStream;
#ifndef VERSION
#define VERSION "dev"
#endif
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/**
@ -363,22 +367,29 @@ int main(int argc, char *argv[]) {
std::string cc;
std::vector<std::string> ccflags;
bpo::options_description desc("Options");
desc.add_options()("help", "Show this help message")(
bpo::options_description odesc("Options");
odesc.add_options()("help", "Show this help message")(
"output,o", bpo::value<std::string>(&outfile)->default_value("out"),
"Output file\nIf `arg` ends with .wasm, the result will be a WebAssembly module. Otherwise, the result will be a native executable.")(
"cc", bpo::value<std::string>(&cc)->default_value("gcc"), "C compiler")("ccflag", bpo::value<std::vector<std::string>>(&ccflags),
"C compiler flag")(
"init", bpo::value<std::string>(&init),
"Initialization program\nIf specified, PROGRAM will be executed when the resulting executable is run. Otherwise, the resulting executable will "
"start an interactive session.")("input", bpo::value<std::string>(&infile)->required(), "Input file");
"start an interactive session.");
bpo::options_description idesc("Options");
idesc.add_options()("input", bpo::value<std::string>(&infile)->required(), "Input file");
bpo::options_description desc;
desc.add(odesc).add(idesc);
bpo::positional_options_description p;
p.add("input", 1);
bpo::variables_map vm;
try {
bpo::store(bpo::command_line_parser(argc, argv).options(desc).positional(p).run(), vm);
if (vm.count("help")) {
std::cout << desc << "\n";
std::cout << "waforthc " << VERSION << std::endl << std::endl;
std::cout << "Usage: " << argv[0] << " [OPTION]... INPUT_FILE" << std::endl << std::endl;
std::cout << odesc << std::endl;
return 0;
}
bpo::notify(vm);