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Add search path functionality to HogMaker

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Now HogMaker can be supplied with search paths where it tries to find files.
This commit is contained in:
Azamat H. Hackimov 2024-05-07 12:23:12 +03:00
parent aaa0d21b87
commit bee21a89a1
1 changed files with 28 additions and 7 deletions
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35
tools/HogMaker/HogMaker.cpp
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@ -37,19 +37,41 @@ std::string str_tolower(std::string s) {
return s;
}
// Find requested file in search paths
std::filesystem::path resolve_path(const std::vector<std::filesystem::path> &search_path,
const std::filesystem::path &file) {
for (const auto &i : search_path) {
if (is_regular_file((i / file))) {
return (i / file);
}
}
// Return empty path
return std::filesystem::path{};
}
int main(int argc, char *argv[]) {
std::vector<std::filesystem::path> input_files;
if (argc != 3) {
if (argc < 3) {
std::cout << "HogMaker v" << D3_MAJORVER << "." << D3_MINORVER << "." << D3_BUILD << "-g" << D3_GIT_HASH << "\n"
<< "Usage:\n"
<< " " << argv[0] << " <hogfile.hog> <inputfile.txt>\n"
<< " " << argv[0] << " <hogfile.hog> <inputfile.txt> [search_path]\n"
<< std::endl;
return 1;
}
std::filesystem::path hog_filename{argv[1]};
std::filesystem::path input_filename{argv[2]};
// Default search path
std::vector<std::filesystem::path> search_paths{input_filename.parent_path()};
if (argc >= 3) {
for (int i = 3; i < argc; i++) {
if (is_directory(std::filesystem::path(argv[i]))) {
search_paths.emplace_back(argv[i]);
}
}
}
if (!is_regular_file(input_filename)) {
std::cout << input_filename << " is not a regular file!" << std::endl;
return 1;
@ -58,15 +80,14 @@ int main(int argc, char *argv[]) {
try {
create_directories(absolute(hog_filename).parent_path());
std::ifstream input(input_filename, std::ios_base::in);
auto parent_input_path = input_filename.parent_path();
for (std::string line; std::getline(input, line);) {
if (!is_regular_file(parent_input_path / line)) {
std::cout << "Warning! File " << line << " from " << input_filename << " does not exist! Skipping..."
<< std::endl;
auto resolved_file = resolve_path(search_paths, line);
if (resolved_file.empty()) {
std::cout << "Warning! File " << line << " from " << input_filename << " not found! Skipping..." << std::endl;
} else if (std::filesystem::path(line).filename().string().size() > 36) {
std::cout << "Warning! Length of name of file " << line << " is more than 36 symbols! Skipping..." << std::endl;
} else {
input_files.emplace_back(parent_input_path / line);
input_files.emplace_back(resolved_file);
}
}