diff options
Diffstat (limited to 'solc')
| -rw-r--r-- | solc/main.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/solc/main.cpp b/solc/main.cpp index eaada1c4..11facfa6 100644 --- a/solc/main.cpp +++ b/solc/main.cpp @@ -21,13 +21,38 @@ */ #include "CommandLineInterface.h" +#include <clocale> #include <iostream> #include <boost/exception/all.hpp> using namespace std; +/* +The equivalent of setlocale(LC_ALL, “C”) is called before any user code is run. +If the user has an invalid environment setting then it is possible for the call +to set locale to fail, so there are only two possible actions, the first is to +throw a runtime exception and cause the program to quit (default behaviour), +or the second is to modify the environment to something sensible (least +surprising behaviour). + +The follow code produces the least surprising behaviour. It will use the user +specified default locale if it is valid, and if not then it will modify the +environment the process is running in to use a sensible default. This also means +that users do not need to install language packs for their OS. +*/ +void setDefaultOrCLocale() +{ +#if __unix__ + if (!std::setlocale(LC_ALL, "")) + { + setenv("LC_ALL", "C", 1); + } +#endif +} + int main(int argc, char** argv) { + setDefaultOrCLocale(); dev::solidity::CommandLineInterface cli; if (!cli.parseArguments(argc, argv)) return 1; |