int32_t
omrfile_chmod(struct OMRPortLibrary *portLibrary, const char *path, int32_t mode)
{
int32_t attrs;
int32_t result;
wchar_t unicodeBuffer[UNICODE_BUFFER_SIZE], *unicodePath;
int32_t actualMode = J9_FILE_MODE_READABLE;
Trc_PRT_file_chmod_Entry(path, mode);
/* Convert the filename from UTF8 to Unicode */
unicodePath = file_get_unicode_path(portLibrary, path, unicodeBuffer, UNICODE_BUFFER_SIZE);
if (NULL == unicodePath) {
Trc_PRT_file_chmod_Exit(-1);
return -1;
}
attrs = GetFileAttributesW(unicodePath);
if (attrs == INVALID_FILE_ATTRIBUTES) {
int32_t setError;
result = GetLastError();
setError = portLibrary->error_set_last_error(portLibrary, result, findError(result));
Trc_PRT_file_chmod_getAttributesFailed(setError);
if (unicodeBuffer != unicodePath) {
portLibrary->mem_free_memory(portLibrary, unicodePath);
}
Trc_PRT_file_chmod_Exit(-1);
return -1;
}
if (J9_FILE_MODE_WRITABLE == (J9_FILE_MODE_WRITABLE & mode)) {
/* If all of the write-enable bits in mode are set, then turn off READONLY */
attrs = attrs & ~FILE_ATTRIBUTE_READONLY;
actualMode |= J9_FILE_MODE_WRITABLE;
} else {
attrs = attrs | FILE_ATTRIBUTE_READONLY;
}
result = SetFileAttributesW(unicodePath, attrs);
if (0 == result) {
int32_t setError;
result = GetLastError();
setError = portLibrary->error_set_last_error(portLibrary, result, findError(result));
Trc_PRT_file_chmod_setAttributesFailed(setError);
actualMode = -1;
}
if (unicodeBuffer != unicodePath) {
portLibrary->mem_free_memory(portLibrary, unicodePath);
}
Trc_PRT_file_chmod_Exit(actualMode);
return actualMode;
}
int32_t
omrfile_chmod(struct OMRPortLibrary *portLibrary, const char *path, int32_t mode)
{
int32_t result;
intptr_t actualMode = -1;
struct stat buffer;
const int32_t MODEBITS = 07777; /* bits from S_ISUID down: lstat can return mode with the high-order bits set. */
Trc_PRT_file_chmod_Entry(path, mode);
result = chmod(path, mode);
if (0 != result) {
result = portLibrary->error_set_last_error(portLibrary, errno, findError(errno));
Trc_PRT_file_chmod_setAttributesFailed(result);
} else if (0 != lstat(path, &buffer)) {
result = portLibrary->error_set_last_error(portLibrary, errno, findError(errno));
Trc_PRT_file_chmod_getAttributesFailed(result);
} else {
actualMode = buffer.st_mode & MODEBITS;
}
Trc_PRT_file_chmod_Exit(actualMode);
return actualMode;
}
