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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing#kwsys for details. */
#ifdef __osf__
#define _OSF_SOURCE
#define _POSIX_C_SOURCE 199506L
#define _XOPEN_SOURCE_EXTENDED
#endif
#include "kwsysPrivate.h"
#include KWSYS_HEADER(Encoding.hxx)
#include KWSYS_HEADER(Encoding.h)
// Work-around CMake dependency scanning limitation. This must
// duplicate the above list of headers.
#if 0
#include "Encoding.h.in"
#include "Encoding.hxx.in"
#endif
#include <stdlib.h>
#include <string.h>
#include <vector>
#ifdef _MSC_VER
#pragma warning(disable : 4786)
#endif
// Windows API.
#if defined(_WIN32)
#include <windows.h>
#include <shellapi.h>
#endif
namespace KWSYS_NAMESPACE {
Encoding::CommandLineArguments Encoding::CommandLineArguments::Main(
int argc, char const* const* argv)
{
#ifdef _WIN32
(void)argc;
(void)argv;
int ac;
LPWSTR* w_av = CommandLineToArgvW(GetCommandLineW(), &ac);
std::vector<std::string> av1(ac);
std::vector<char const*> av2(ac);
for (int i = 0; i < ac; i++) {
av1[i] = ToNarrow(w_av[i]);
av2[i] = av1[i].c_str();
}
LocalFree(w_av);
return CommandLineArguments(ac, &av2[0]);
#else
return CommandLineArguments(argc, argv);
#endif
}
Encoding::CommandLineArguments::CommandLineArguments(int ac,
char const* const* av)
{
this->argv_.resize(ac + 1);
for (int i = 0; i < ac; i++) {
this->argv_[i] = strdup(av[i]);
}
this->argv_[ac] = 0;
}
Encoding::CommandLineArguments::CommandLineArguments(int ac,
wchar_t const* const* av)
{
this->argv_.resize(ac + 1);
for (int i = 0; i < ac; i++) {
this->argv_[i] = kwsysEncoding_DupToNarrow(av[i]);
}
this->argv_[ac] = 0;
}
Encoding::CommandLineArguments::~CommandLineArguments()
{
for (size_t i = 0; i < this->argv_.size(); i++) {
free(argv_[i]);
}
}
Encoding::CommandLineArguments::CommandLineArguments(
const CommandLineArguments& other)
{
this->argv_.resize(other.argv_.size());
for (size_t i = 0; i < this->argv_.size(); i++) {
this->argv_[i] = other.argv_[i] ? strdup(other.argv_[i]) : 0;
}
}
Encoding::CommandLineArguments& Encoding::CommandLineArguments::operator=(
const CommandLineArguments& other)
{
if (this != &other) {
size_t i;
for (i = 0; i < this->argv_.size(); i++) {
free(this->argv_[i]);
}
this->argv_.resize(other.argv_.size());
for (i = 0; i < this->argv_.size(); i++) {
this->argv_[i] = other.argv_[i] ? strdup(other.argv_[i]) : 0;
}
}
return *this;
}
int Encoding::CommandLineArguments::argc() const
{
return static_cast<int>(this->argv_.size() - 1);
}
char const* const* Encoding::CommandLineArguments::argv() const
{
return &this->argv_[0];
}
#if KWSYS_STL_HAS_WSTRING
std::wstring Encoding::ToWide(const std::string& str)
{
std::wstring wstr;
#if defined(_WIN32)
const int wlength = MultiByteToWideChar(
KWSYS_ENCODING_DEFAULT_CODEPAGE, 0, str.data(), int(str.size()), NULL, 0);
if (wlength > 0) {
wchar_t* wdata = new wchar_t[wlength];
int r = MultiByteToWideChar(KWSYS_ENCODING_DEFAULT_CODEPAGE, 0, str.data(),
int(str.size()), wdata, wlength);
if (r > 0) {
wstr = std::wstring(wdata, wlength);
}
delete[] wdata;
}
#else
size_t pos = 0;
size_t nullPos = 0;
do {
if (pos < str.size() && str.at(pos) != '\0') {
wstr += ToWide(str.c_str() + pos);
}
nullPos = str.find('\0', pos);
if (nullPos != str.npos) {
pos = nullPos + 1;
wstr += wchar_t('\0');
}
} while (nullPos != str.npos);
#endif
return wstr;
}
std::string Encoding::ToNarrow(const std::wstring& str)
{
std::string nstr;
#if defined(_WIN32)
int length =
WideCharToMultiByte(KWSYS_ENCODING_DEFAULT_CODEPAGE, 0, str.c_str(),
int(str.size()), NULL, 0, NULL, NULL);
if (length > 0) {
char* data = new char[length];
int r =
WideCharToMultiByte(KWSYS_ENCODING_DEFAULT_CODEPAGE, 0, str.c_str(),
int(str.size()), data, length, NULL, NULL);
if (r > 0) {
nstr = std::string(data, length);
}
delete[] data;
}
#else
size_t pos = 0;
size_t nullPos = 0;
do {
if (pos < str.size() && str.at(pos) != '\0') {
nstr += ToNarrow(str.c_str() + pos);
}
nullPos = str.find(wchar_t('\0'), pos);
if (nullPos != str.npos) {
pos = nullPos + 1;
nstr += '\0';
}
} while (nullPos != str.npos);
#endif
return nstr;
}
std::wstring Encoding::ToWide(const char* cstr)
{
std::wstring wstr;
size_t length = kwsysEncoding_mbstowcs(0, cstr, 0) + 1;
if (length > 0) {
std::vector<wchar_t> wchars(length);
if (kwsysEncoding_mbstowcs(&wchars[0], cstr, length) > 0) {
wstr = &wchars[0];
}
}
return wstr;
}
std::string Encoding::ToNarrow(const wchar_t* wcstr)
{
std::string str;
size_t length = kwsysEncoding_wcstombs(0, wcstr, 0) + 1;
if (length > 0) {
std::vector<char> chars(length);
if (kwsysEncoding_wcstombs(&chars[0], wcstr, length) > 0) {
str = &chars[0];
}
}
return str;
}
#endif // KWSYS_STL_HAS_WSTRING
} // namespace KWSYS_NAMESPACE
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