Beispiel #1
0
void
erl_sys_args(int* argc, char** argv)
{
    ASSERT(argc && argv);

    max_files = erts_check_io_max_files();

    init_smp_sig_notify();
    init_smp_sig_suspend();

    erts_sys_env_init();
}
Beispiel #2
0
Datei: sys.c Projekt: weisslj/otp
void
erl_sys_args(int* argc, char** argv)
{
    int i, j;

    erts_smp_rwmtx_init(&environ_rwmtx, "environ");

    i = 1;

    ASSERT(argc && argv);

    while (i < *argc) {
	if(argv[i][0] == '-') {
	    switch (argv[i][1]) {
#ifdef ERTS_ENABLE_KERNEL_POLL
	    case 'K': {
		char *arg = get_value(argv[i] + 2, argv, &i);
		if (strcmp("true", arg) == 0) {
		    erts_use_kernel_poll = 1;
		}
		else if (strcmp("false", arg) == 0) {
		    erts_use_kernel_poll = 0;
		}
		else {
		    erts_fprintf(stderr, "bad \"K\" value: %s\n", arg);
		    erts_usage();
		}
		break;
	    }
#endif
	    case '-':
		goto done_parsing;
	    default:
		break;
	    }
	}
	i++;
    }

 done_parsing:

#ifdef ERTS_ENABLE_KERNEL_POLL
    if (erts_use_kernel_poll) {
	char no_kp[10];
	size_t no_kp_sz = sizeof(no_kp);
	int res = erts_sys_getenv_raw("ERL_NO_KERNEL_POLL", no_kp, &no_kp_sz);
	if (res > 0
	    || (res == 0
		&& sys_strcmp("false", no_kp) != 0
		&& sys_strcmp("FALSE", no_kp) != 0)) {
	    erts_use_kernel_poll = 0;
	}
    }
#endif

    init_check_io();

#ifdef ERTS_SMP
    init_smp_sig_notify();
    init_smp_sig_suspend();
#endif

    /* Handled arguments have been marked with NULL. Slide arguments
       not handled towards the beginning of argv. */
    for (i = 0, j = 0; i < *argc; i++) {
	if (argv[i])
	    argv[j++] = argv[i];
    }
    *argc = j;
}