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#include "command/builtin.h"
#include <cerrno>
#include <unordered_map>
using namespace std;
// constexpr string_view
// err_EACCES = "cd: Search permission is denied for one of the components of path.",
// err_EFAULT = "cd: path points outside your accessible address space.",
// err_EIO = "An I/O error occurred.",
// err_ENOTDIR = "A component of path is not a directory.",
// err_ENOENT = "The directory specified in path does not exist.",
// err_ENAMETOOLONG = "path is too long.",
// err_ENOMEM = "Insufficient kernel memory was available.";
const unordered_map<int, string_view> err_list = {
{ EACCES, "cd: Search permission is denied for one of the components of path." },
{ EFAULT, "cd: path points outside your accessible address space." },
{ EIO, "An I/O error occurred." },
{ ENOTDIR, "A component of path is not a directory." },
{ ENOENT, "The directory specified in path does not exist." },
{ ENAMETOOLONG, "path is too long." },
{ ENOMEM, "Insufficient kernel memory was available."},
};
namespace ov4::command
{
void cd(char **argv)
{
if (argv == nullptr) return;
if (argv[1] == nullptr)
{
cout << "cd: requires path" << endl;
return;
}
int ret = ov4::set_current_dir(argv[1]);
if (ret != 0)
{
if (err_list.find(errno) != err_list.end())
{
cout << "cd: " << err_list.at(errno) << endl;
return;
}
cout << "cd: Error occured, code: " << errno << endl;
}
}
}
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