rename files to snake_case

common/str_compat.hpp

@@ -0,0 +1,105 @@
+#ifndef COMPAT_H
+#define COMPAT_H
+
+
+#include <clocale>
+#include <string>
+
+#ifdef NO_CPP11_STRING
+#include <cerrno>
+#include <climits>
+#include <cmath>
+#include <cstdlib>
+#include <sstream>
+#include <stdexcept>
+#endif
+
+
+namespace cpt
+{
+static struct lconv* localeconv()
+{
+#ifdef NO_CPP11_STRING
+    static struct lconv result;
+    result.decimal_point = nullptr;
+    result.thousands_sep = nullptr;
+    return &result;
+#else
+    return std::localeconv();
+#endif
+}
+
+template <typename T>
+static std::string to_string(const T& t)
+{
+#ifdef NO_CPP11_STRING
+    std::stringstream ss;
+    ss << t;
+    return ss.str();
+#else
+    return std::to_string(t);
+#endif
+}
+
+static long stoul(const std::string& str)
+{
+#ifdef NO_CPP11_STRING
+    errno = 0;
+    char* temp;
+    long val = strtol(str.c_str(), &temp, 10);
+    if (temp == str.c_str() || *temp != '\0')
+        throw std::invalid_argument("stoi");
+    if (((val == LONG_MIN) || (val == LONG_MAX)) && (errno == ERANGE))
+        throw std::out_of_range("stoi");
+    return val;
+#else
+    return std::stoul(str);
+#endif
+}
+
+static int stoi(const std::string& str)
+{
+#ifdef NO_CPP11_STRING
+    return cpt::stoul(str);
+#else
+    return std::stoi(str);
+#endif
+}
+
+static double stod(const std::string& str)
+{
+#ifdef NO_CPP11_STRING
+    errno = 0;
+    char* temp;
+    double val = strtod(str.c_str(), &temp);
+    if (temp == str.c_str() || *temp != '\0')
+        throw std::invalid_argument("stod");
+    if ((val == HUGE_VAL) && (errno == ERANGE))
+        throw std::out_of_range("stod");
+    return val;
+#else
+    return std::stod(str.c_str());
+#endif
+}
+
+static long double strtold(const char* str, char** endptr)
+{
+#ifdef NO_CPP11_STRING
+    return cpt::stod(str);
+#else
+    return std::strtold(str, endptr);
+#endif
+}
+
+static float strtof(const char* str, char** endptr)
+{
+#ifdef NO_CPP11_STRING
+    return (float)cpt::stod(str);
+#else
+    return std::strtof(str, endptr);
+#endif
+}
+}
+
+
+#endif