int
AllowModes(struct cmdargs const *arg)
{
/* arg->bundle may be NULL (see system_IsValid()) ! */
int f, mode, allowed;
allowed = 0;
for (f = arg->argn; f < arg->argc; f++) {
mode = Nam2mode(arg->argv[f]);
if (mode == PHYS_NONE || mode == PHYS_ALL)
log_Printf(LogWARN, "allow modes: %s: Invalid mode\n", arg->argv[f]);
else
allowed |= mode;
}
modeok = modereq & allowed ? 1 : 0;
return 0;
}
static int
ProcessArgs(int argc, char **argv, struct switches *sw)
{
int optc, newmode, arg;
char *cp;
optc = 0;
memset(sw, '\0', sizeof *sw);
sw->mode = PHYS_INTERACTIVE;
sw->unit = -1;
for (arg = 1; arg < argc && *argv[arg] == '-'; arg++, optc++) {
cp = argv[arg] + 1;
newmode = Nam2mode(cp);
switch (newmode) {
case PHYS_NONE:
if (strcmp(cp, "nat") == 0) {
#ifdef NONAT
log_Printf(LogWARN, "%s ignored: NAT is compiled out\n", argv[arg]);
#else
sw->nat = 1;
#endif
optc--; /* this option isn't exclusive */
} else if (strcmp(cp, "alias") == 0) {
#ifdef NONAT
log_Printf(LogWARN, "%s ignored: NAT is compiled out\n", argv[arg]);
fprintf(stderr, "%s ignored: NAT is compiled out\n", argv[arg]);
#else
log_Printf(LogWARN, "%s is deprecated\n", argv[arg]);
fprintf(stderr, "%s is deprecated\n", argv[arg]);
sw->nat = 1;
#endif
optc--; /* this option isn't exclusive */
} else if (strncmp(cp, "unit", 4) == 0) {
optc--; /* this option isn't exclusive */
if (cp[4] == '\0') {
optc--; /* nor is the argument */
if (++arg == argc) {
fprintf(stderr, "-unit: Expected unit number\n");
Usage();
} else
sw->unit = atoi(argv[arg]);
} else
sw->unit = atoi(cp + 4);
} else if (strcmp(cp, "quiet") == 0) {
sw->quiet = 1;
optc--; /* this option isn't exclusive */
} else
Usage();
break;
case PHYS_ALL:
Usage();
break;
default:
sw->mode = newmode;
if (newmode == PHYS_FOREGROUND)
sw->fg = 1;
}
}
if (optc > 1) {
fprintf(stderr, "You may specify only one mode.\n");
exit(EX_START);
}
if (sw->mode == PHYS_AUTO && arg == argc) {
fprintf(stderr, "A system must be specified in auto mode.\n");
exit(EX_START);
}
return arg; /* Don't SetLabel yet ! */
}
