rework langinfo code for ABI compat and for use by time code

[musl] / src / thread / pthread_attr_setscope.c

#include "pthread_impl.h"

int pthread_attr_setscope(pthread_attr_t *a, int scope)
{
        switch (scope) {
        case PTHREAD_SCOPE_SYSTEM:
                return 0;
        case PTHREAD_SCOPE_PROCESS:
                return ENOTSUP;
        default:
                return EINVAL;
        }
}