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mold/common/filepath.cc
2023-01-26 08:34:04 +08:00

30 lines
823 B
C++

#include "common.h"
#include <filesystem>
#include <sys/stat.h>
namespace mold {
std::string get_realpath(std::string_view path) {
std::error_code ec;
std::filesystem::path link = std::filesystem::read_symlink(path, ec);
if (ec)
return std::string(path);
return (filepath(path) / ".." / link).lexically_normal().string();
}
// Removes redundant '/..' or '/.' from a given path.
// The transformation is done purely by lexical processing.
// This function does not access file system.
std::string path_clean(std::string_view path) {
return filepath(path).lexically_normal().string();
}
std::filesystem::path to_abs_path(std::filesystem::path path) {
if (path.is_absolute())
return path.lexically_normal();
return (std::filesystem::current_path() / path).lexically_normal();
}
} // namespace mold