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/*
* Mini version of cargo
*
* main.cpp
* - Entrypoint
*/
struct ProgramOptions
{
const char* directory = nullptr;
const char* outfile = nullptr;
// Directory containing build script outputs
const char* override_directory = nullptr;
const char* output_directory = nullptr;
int parse(int argc, const char* argv[]);
};
int main(int argc, const char* argv[])
{
ProgramOptions opts;
if( opts.parse(argc, argv) ) {
return 1;
}
// 1. Load the Cargo.toml file from the passed directory
// 2. Recursively load dependency manifests
// 3. Generate makefile for all dependencies
return 0;
}
int ProgramOptions::parse(int argc, const char* argv[])
{
bool all_free = false;
for(int i = 1; i < argc; i++)
{
const char* arg = argv[i];
if( arg[0] != '-' || all_free )
{
// Free arguments
if( !this->directory ) {
this->directory = arg;
}
else if( !this->outfile ) {
this->outfile = arg;
}
else {
}
}
else if( argv[1] != '-' )
{
// Short arguments
}
else if( argv[1] == '\0' )
{
all_free = true;
}
else
{
// Long arguments
if( ::std::strcmp(arg, "--script-overrides") == 0 ) {
if(i+1 == argc) {
::std::cerr << "Flag " << arg << " takes an argument" << ::std::endl;
return 1;
}
//this->build_script_override_dir = argv[++i];
}
else {
::std::cerr << "Unknown flag " << arg << ::std::endl;
}
}
}
if( !this->directory || !this->outfile )
{
usage();
exit(1);
}
return 0;
}
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