Test C program, with custom entrypoint, that prints a classic message

helloworld.c (text/plain), 434 bytes, created by Boyd Waters on 2003-08-16 16:18:21 UTC

/* Note: this program does not initialize C library, so all level 3     */
/* library calls are forbidden. Only level 2 systems calls are allowed. */

static inline void strCat(char *d, char *s)
{
    while(*d) d++;
    while(*s) *d++ = *s++;
    *d = 0;
}


static inline void wrStr(char *s)
{
    char *p = s;
    int x = 0;

    while(*p) p++, x++;
    write(1, s, x);
}


void _start()
{
  wrStr("hello world!\n");
  _exit(0);
}