| 142 | } |
| 143 | |
| 144 | BENCHMARK_EXPORT |
| 145 | double DoubleFromEnv(const char* flag, double default_val) { |
| 146 | const std::string env_var = FlagToEnvVar(flag); |
| 147 | const char* const value_str = getenv(env_var.c_str()); |
| 148 | double value = default_val; |
| 149 | if (value_str == nullptr || |
| 150 | !ParseDouble(std::string("Environment variable ") + env_var, value_str, |
| 151 | &value)) { |
| 152 | return default_val; |
| 153 | } |
| 154 | return value; |
| 155 | } |
| 156 | |
| 157 | BENCHMARK_EXPORT |
| 158 | const char* StringFromEnv(const char* flag, const char* default_val) { |