RPCS3/rpcs3
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Code Issues Releases Wiki Activity

Use an alternative to sregex.

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This commit is contained in:
Sacha 2014-07-10 06:49:24 +10:00
parent 711f9eadc5
commit 80dbe1a67f
1 changed files with 27 additions and 91 deletions
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118
rpcs3/Ini.cpp
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@ -27,8 +27,6 @@ void saveIniFile()
getIniFile()->SaveFile(DEF_CONFIG_NAME);
}
std::pair<int, int> rDefaultSize = { -1, -1 };
std::pair<long, long> rDefaultPosition = { -1, -1 };
Inis Ini;
static bool StringToBool(const std::string& str)
@ -46,43 +44,23 @@ static inline std::string BoolToString(const bool b)
//example input would be "123x456" and the returned value would be {123,456}
static std::pair<int, int> StringToSize(const std::string& str)
{
std::pair<int, int> ret;
#if 1
std::string s[2] = { "", "" };
for (uint i = 0, a = 0; i<str.size(); ++i)
{
if (!fmt::CmpNoCase(str.substr(i, 1), "x"))
{
if (++a >= 2) return rDefaultSize;
continue;
std::size_t start = 0, found;
std::vector<int> vec;
for (int i = 0; i < 2 && (found = str.find_first_of('x', start)); i++) {
try {
vec.push_back(std::stoi(str.substr(start, found == std::string::npos ? found : found - start)));
}
s[a] += str.substr(i, 1);
catch (const std::invalid_argument& e) {
return std::make_pair(-1, -1);
}
if (found == std::string::npos)
break;
start = found + 1;
}
if (vec.size() < 2 || vec[0] < 0 || vec[1] < 0)
return std::make_pair(-1, -1);
if (s[0].empty() || s[1].empty())
#else
// Requires GCC 4.9 or new stdlib for Clang
std::sregex_token_iterator first(str.begin(), str.end(), std::regex("x"), -1), last;
std::vector<std::string> s(first, last);
if (vec.size() < 2)
#endif
return rDefaultSize;
try {
ret.first = std::stoi(s[0]);
ret.second = std::stoi(s[1]);
}
catch (const std::invalid_argument& e) {
return rDefaultSize;
}
if (ret.first < 0 || ret.second < 0)
return rDefaultSize;
return ret;
return std::make_pair(vec[0], vec[1]);
}
static std::string SizeToString(const std::pair<int, int>& size)
@ -90,67 +68,25 @@ static std::string SizeToString(const std::pair<int, int>& size)
return fmt::Format("%dx%d", size.first, size.second);
}
// Unused?
/*static std::pair<long, long> StringToPosition(const std::string& str)
{
std::pair<long, long> ret;
std::sregex_token_iterator first(str.begin(), str.end(), std::regex("x"), -1), last;
std::vector<std::string> vec(first, last);
if (vec.size() < 2)
return rDefaultPosition;
ret.first = std::strtol(vec.at(0).c_str(), nullptr, 10);
ret.second = std::strtol(vec.at(1).c_str(), nullptr, 10);
if (ret.first <= 0 || ret.second <= 0)
return rDefaultPosition;
return ret;
}*/
static WindowInfo StringToWindowInfo(const std::string& str)
{
WindowInfo ret = WindowInfo(rDefaultSize, rDefaultSize);
#if 1
std::string s[4] = { "", "", "", "" };
for (uint i = 0, a = 0; i<str.size(); ++i)
{
if (!fmt::CmpNoCase(str.substr(i, 1), "x") || !fmt::CmpNoCase(str.substr(i, 1), ":"))
{
if (++a >= 4) return WindowInfo::GetDefault();
continue;
std::size_t start = 0, found;
std::vector<int> vec;
for (int i = 0; i < 4 && (found = str.find_first_of("x:", start)); i++) {
try {
vec.push_back(std::stoi(str.substr(start, found == std::string::npos ? found : found - start)));
}
s[a] += str.substr(i, 1);
catch (const std::invalid_argument& e) {
return WindowInfo::GetDefault();
}
if (found == std::string::npos)
break;
start = found + 1;
}
if (s[0].empty() || s[1].empty() || s[2].empty() || s[3].empty())
#else
// Requires GCC 4.9 or new stdlib for Clang
std::sregex_token_iterator first(str.begin(), str.end(), std::regex("x|:"), -1), last;
std::vector<std::string> s(first, last);
if (vec.size() < 4)
#endif
if (vec.size() < 4 || vec[0] <= 0 || vec[1] <= 0 || vec[2] < 0 || vec[3] < 0)
return WindowInfo::GetDefault();
try{
ret.size.first = std::stoi(s[0]);
ret.size.second = std::stoi(s[1]);
ret.position.first = std::stoi(s[2]);
ret.position.second = std::stoi(s[3]);
}
catch (const std::invalid_argument &e)
{
return WindowInfo::GetDefault();
}
if (ret.size.first <= 0 || ret.size.second <= 0)
{
return WindowInfo::GetDefault();
}
return ret;
return WindowInfo(std::make_pair(vec[0], vec[1]), std::make_pair(vec[2], vec[3]));
}
static std::string WindowInfoToString(const WindowInfo& wind)