root/lib/libc/gen/setprogname.c
#include <stdlib.h>
#include <string.h>

#include "libc_private.h"

void
setprogname(const char *progname)
{
        const char *p;

        p = strrchr(progname, '/');
        if (p != NULL)
                __progname = p + 1;
        else
                __progname = progname;
}