tornavis/intern/utfconv/utf_winfunc.cc

176 lines
3.1 KiB
C++

/* SPDX-FileCopyrightText: 2012 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup intern_utf_conv
*/
#ifndef _WIN32_IE
# define _WIN32_IE 0x0501
#endif
#include "utf_winfunc.hh"
#include "utfconv.hh"
#include <io.h>
#include <wchar.h>
#include <windows.h>
FILE *ufopen(const char *filename, const char *mode)
{
FILE *f = NULL;
UTF16_ENCODE(filename);
UTF16_ENCODE(mode);
if (filename_16 && mode_16) {
f = _wfopen(filename_16, mode_16);
}
UTF16_UN_ENCODE(mode);
UTF16_UN_ENCODE(filename);
if (!f) {
if ((f = fopen(filename, mode))) {
printf("WARNING: %s is not utf path. Please update it.\n", filename);
}
}
return f;
}
int uopen(const char *filename, int oflag, int pmode)
{
int f = -1;
UTF16_ENCODE(filename);
if (filename_16) {
f = _wopen(filename_16, oflag, pmode);
}
UTF16_UN_ENCODE(filename);
if (f == -1) {
if ((f = open(filename, oflag, pmode)) != -1) {
printf("WARNING: %s is not utf path. Please update it.\n", filename);
}
}
return f;
}
int uaccess(const char *filename, int mode)
{
int r = -1;
UTF16_ENCODE(filename);
if (filename_16) {
r = _waccess(filename_16, mode);
}
UTF16_UN_ENCODE(filename);
return r;
}
int urename(const char *oldname, const char *newname, const bool do_replace)
{
int r = -1;
UTF16_ENCODE(oldname);
UTF16_ENCODE(newname);
if (oldname_16 && newname_16) {
/* Closer to UNIX `rename` behavior, as it at least allows to replace an existing file.
* Return value logic is inverted however (returns non-zero on sucess, 0 on failure).
* Note that the operation will still fail if the 'newname' existing file is opened anywhere.
*/
r = (MoveFileExW(oldname_16, newname_16, do_replace ? MOVEFILE_REPLACE_EXISTING : 0) == 0);
}
UTF16_UN_ENCODE(newname);
UTF16_UN_ENCODE(oldname);
return r;
}
int umkdir(const char *pathname)
{
BOOL r = 0;
UTF16_ENCODE(pathname);
if (pathname_16) {
r = CreateDirectoryW(pathname_16, NULL);
}
UTF16_UN_ENCODE(pathname);
return r ? 0 : -1;
}
char *u_alloc_getenv(const char *varname)
{
char *r = 0;
wchar_t *str;
UTF16_ENCODE(varname);
if (varname_16) {
str = _wgetenv(varname_16);
r = alloc_utf_8_from_16(str, 0);
}
UTF16_UN_ENCODE(varname);
return r;
}
void u_free_getenv(char *val)
{
free(val);
}
int uput_getenv(const char *varname, char *value, size_t buffsize)
{
int r = 0;
wchar_t *str;
if (!buffsize) {
return r;
}
UTF16_ENCODE(varname);
if (varname_16) {
str = _wgetenv(varname_16);
conv_utf_16_to_8(str, value, buffsize);
r = 1;
}
UTF16_UN_ENCODE(varname);
if (!r) {
value[0] = 0;
}
return r;
}
int uputenv(const char *name, const char *value)
{
int r = -1;
UTF16_ENCODE(name);
if (value) {
/* set */
UTF16_ENCODE(value);
if (name_16 && value_16) {
r = (SetEnvironmentVariableW(name_16, value_16) != 0) ? 0 : -1;
}
UTF16_UN_ENCODE(value);
}
else {
/* clear */
if (name_16) {
r = (SetEnvironmentVariableW(name_16, NULL) != 0) ? 0 : -1;
}
}
UTF16_UN_ENCODE(name);
return r;
}