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Add support for long paths in Windows 10+

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This commit is contained in:
Nikolaj Schlej 2023-06-19 18:01:25 -07:00
parent 031bd4f734
commit b6cdc9f484
14 changed files with 108 additions and 51 deletions

58
common/filesystem.cpp
View file

@ -15,76 +15,90 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <sys/stat.h>
#include <fstream>
USTATUS readFileIntoBuffer(const UString& inPath, UByteArray& buf) {
bool readFileIntoBuffer(const UString& inPath, UByteArray& buf)
{
if (!isExistOnFs(inPath))
return U_FILE_OPEN;
return false;
std::ifstream inputFile(inPath.toLocal8Bit(), std::ios::in | std::ios::binary);
if (!inputFile)
return U_FILE_OPEN;
return false;
std::vector<char> buffer(std::istreambuf_iterator<char>(inputFile),
(std::istreambuf_iterator<char>()));
inputFile.close();
buf = buffer;
return U_SUCCESS;
return true;
}
#if defined(_WIN32) || defined(__MINGW32__)
#include <direct.h>
#include <stdlib.h>
bool isExistOnFs(const UString & path) {
bool isExistOnFs(const UString & path)
{
struct _stat buf;
return (_stat(path.toLocal8Bit(), &buf) == 0);
}
bool makeDirectory(const UString & dir) {
bool makeDirectory(const UString & dir)
{
return (_mkdir(dir.toLocal8Bit()) == 0);
}
bool changeDirectory(const UString & dir) {
bool changeDirectory(const UString & dir)
{
return (_chdir(dir.toLocal8Bit()) == 0);
}
void removeDirectory(const UString & dir) {
bool removeDirectory(const UString & dir)
{
int r = _rmdir(dir.toLocal8Bit());
// Hack: unlike *nix, Windows does not permit deleting current directories.
// Hack: unlike *nix, Windows does not permit deleting current directories
if (r < 0 && errno == EACCES && changeDirectory(dir + UString("/../"))) {
(void)_rmdir(dir.toLocal8Bit());
return (_rmdir(dir.toLocal8Bit()) == 0);
}
return (r == 0);
}
UString getAbsPath(const UString & path) {
char abs[_MAX_PATH] = {};
if (_fullpath(abs, path.toLocal8Bit(), sizeof(abs)))
return UString(abs);
return path;
UString getAbsPath(const UString & path)
{
char * abs = (char*)calloc(0x8000, 1);
UString new_path;
if (_fullpath(abs, path.toLocal8Bit(), 0x8000))
new_path = UString(abs);
else
new_path = path;
free(abs);
return new_path;
}
#else
#include <unistd.h>
#include <stdlib.h>
bool isExistOnFs(const UString & path) {
bool isExistOnFs(const UString & path)
{
struct stat buf;
return (stat(path.toLocal8Bit(), &buf) == 0);
}
bool makeDirectory(const UString & dir) {
bool makeDirectory(const UString & dir)
{
return (mkdir(dir.toLocal8Bit(), ACCESSPERMS) == 0);
}
void removeDirectory(const UString & dir) {
rmdir(dir.toLocal8Bit());
bool removeDirectory(const UString & dir)
{
return (rmdir(dir.toLocal8Bit()) == 0);
}
bool changeDirectory(const UString & dir) {
bool changeDirectory(const UString & dir)
{
return (chdir(dir.toLocal8Bit()) == 0);
}
UString getAbsPath(const UString & path) {
char abs[PATH_MAX] = {};
// Last is a non-standard extension for non-existent files.
// Last is a non-standard extension for non-existent files
if (realpath(path.toLocal8Bit(), abs) || abs[0] != '\0')
return UString(abs);
return path;