| #include <stdio.h> |
| #include <stdlib.h> |
| #include <locale.h> |
| |
| int main(int argc, char** argv) { |
| if (getenv("LANG")) { |
| printf("%s\n", getenv("LANG")); |
| } |
| |
| #ifndef __EMSCRIPTEN__ |
| // Emscripten has no locale support in *scanf as of 2019-06. |
| // These tests for future use - or native/desktop testing: |
| char* cur_locale = setlocale(LC_ALL, ""); |
| printf("locale: %s\n", cur_locale); |
| float ret = 0; |
| sscanf("1,2", "%f", &ret); |
| printf("%f\n", ret); |
| sscanf("3.4", "%f", &ret); |
| printf("%f\n", ret); |
| |
| // Expected results: |
| // LANG=C ./a.out: 1 / 3.4 |
| // LANG=fr_FR.UTF-8 ./a.out: 1,2 / 3 |
| // Note: requested locale needs to be installed locally (cf. `locale -a`) |
| // otherwise setlocale(3) is no-op |
| #endif |
| } |
