int skaclient2_startf (skaclient2_t_ref a, char const *prog, char const *const *argv, char const *const *envp, char const *before, unsigned int beforelen, char const *after, unsigned int afterlen, uint32 options, struct taia const *deadline, struct taia *stamp)
{
int fds[3] ;
unsigned int pid = child_spawn2(prog, argv, envp, 0, 0, fds) ;
register int e ;
if (!pid) return 0 ;
a->sync.pid = pid ;
a->sync.options = options ;
skaclientin_init(&a->sync.in, fds[0]) ;
bufalloc_init(&a->sync.out, &fd_write, fds[1]) ;
skaclientin_init(&a->async, fds[2]) ;
{
char tmp[beforelen] ;
if (skaclientin_read(&a->sync.in, tmp, beforelen, deadline, stamp) < beforelen) { e = errno ; goto err ; }
if (byte_diff(tmp, beforelen, before)) { e = EPROTO ; goto err ; }
}
{
char tmp[afterlen] ;
if (skaclientin_read(&a->async, tmp, afterlen, deadline, stamp) < afterlen) { e = errno ; goto err ; }
if (byte_diff(tmp, afterlen, after)) { e = EPROTO ; goto err ; }
}
return 1 ;
err:
skaclient_end(&a->sync) ;
skaclientin_end(&a->async) ;
errno = e ;
return 0 ;
}
void skaclient3_end (skaclient3_t_ref a)
{
skaclient_end(&a->sync) ;
skaclientin_end(&a->asyncin) ;
{
register int e = errno ;
fd_close(bufalloc_fd(&a->asyncout)) ;
errno = e ;
}
bufalloc_free(&a->asyncout) ;
}
