initial check-in, version 0.5.0

[musl] / src / unistd / gethostname.c

#include <unistd.h>
#include <sys/utsname.h>
#include <string.h>

int gethostname(char *name, size_t len)
{
        size_t i;
        struct utsname uts;
        if (uname(&uts)) return -1;
        if (len > sizeof uts.nodename) len = sizeof uts.nodename;
        for (i=0; i<len && (name[i] = uts.nodename[i]); i++);
        if (i==len) name[i-1] = 0;
        return 0;
}