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LibCore/System: Add mkdir, openat (stub), fstatat (stub) for Windows

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Also support directories in open().
This commit is contained in:
stasoid 2024-10-24 00:25:09 +05:00 committed by Andrew Kaster
parent f09ed59351
commit 77d205571d
Notes: github-actions[bot] 2024-11-20 05:08:21 +00:00 
Author: https://github.com/stasoid
Commit: https://github.com/LadybirdBrowser/ladybird/commit/77d205571d2
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2188
Reviewed-by: https://github.com/ADKaster ✅
1 changed files with 37 additions and 4 deletions
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41
Libraries/LibCore/SystemWindows.cpp
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@ -12,7 +12,8 @@
#include <AK/ByteString.h>
#include <AK/ScopeGuard.h>
#include <LibCore/System.h>
#include <WinSock2.h>
#include <Windows.h>
#include <direct.h>
#include <io.h>
namespace Core::System {
@ -20,9 +21,21 @@ namespace Core::System {
ErrorOr<int> open(StringView path, int options, mode_t mode)
{
ByteString string_path = path;
int rc = _open(string_path.characters(), options, mode);
if (rc < 0)
return Error::from_syscall("open"sv, -errno);
auto sz_path = string_path.characters();
int rc = _open(sz_path, options, mode);
if (rc < 0) {
int error = errno;
struct stat st = {};
if (::stat(sz_path, &st) == 0 && (st.st_mode & S_IFDIR)) {
HANDLE dir_handle = CreateFile(sz_path, GENERIC_ALL, 0, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (dir_handle == INVALID_HANDLE_VALUE)
return Error::from_windows_error(GetLastError());
int dir_fd = _open_osfhandle((intptr_t)dir_handle, 0);
if (dir_fd != -1)
return dir_fd;
}
return Error::from_syscall("open"sv, -error);
}
return rc;
}
@ -133,4 +146,24 @@ ErrorOr<void> unlink(StringView path)
return {};
}
ErrorOr<void> mkdir(StringView path, mode_t)
{
ByteString str = path;
if (_mkdir(str.characters()) < 0)
return Error::from_syscall("mkdir"sv, -errno);
return {};
}
ErrorOr<int> openat(int, StringView, int, mode_t)
{
dbgln("Core::System::openat() is not implemented");
VERIFY_NOT_REACHED();
}
ErrorOr<struct stat> fstatat(int, StringView, int)
{
dbgln("Core::System::fstatat() is not implemented");
VERIFY_NOT_REACHED();
}
}